Mercurial > dwindows
view gtk/dw.c @ 1572:e6a2e6405d30
Added estimation of container contents on GTK2.
author | bsmith@81767d24-ef19-dc11-ae90-00e081727c95 |
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date | Sun, 22 Jan 2012 12:30:20 +0000 |
parents | 5371dbfc2262 |
children | c3e08322b8f6 |
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/* * Dynamic Windows: * A GTK like cross-platform GUI * GTK forwarder module for portabilty. * * (C) 2000-2012 Brian Smith <brian@dbsoft.org> * (C) 2003-2011 Mark Hessling <mark@rexx.org> * (C) 2002 Nickolay V. Shmyrev <shmyrev@yandex.ru> */ #include "config.h" #include "dw.h" #include <string.h> #include <stdlib.h> #if !defined(GDK_WINDOWING_WIN32) # include <sys/utsname.h> # include <sys/socket.h> # include <sys/un.h> # include <sys/mman.h> #endif #include <stdarg.h> #include <stdio.h> #include <unistd.h> #include <ctype.h> #include <errno.h> #include <sys/time.h> #include <dirent.h> #include <sys/stat.h> #include <signal.h> #include <fcntl.h> #include <unistd.h> #include <math.h> #include <gdk/gdkkeysyms.h> #ifdef USE_IMLIB #include <gdk_imlib.h> #endif #ifdef USE_GTKMOZEMBED # include <gtkmozembed.h> # undef GTK_TYPE_MOZ_EMBED # define GTK_TYPE_MOZ_EMBED (_dw_moz_embed_get_type()) #endif #ifdef USE_LIBGTKHTML2 # include <libgtkhtml/gtkhtml.h> #endif #ifdef USE_WEBKIT # if defined(USE_WEBKIT10) || defined(USE_WEBKIT11) # include <webkit/webkit.h> # else # include <webkit.h> # endif #endif #if GTK_MAJOR_VERSION > 1 #include <gdk-pixbuf/gdk-pixbuf.h> #endif #if __STDC_VERSION__ < 199901L # if __GNUC__ >= 2 # define __func__ __FUNCTION__ # else # define __func__ "<unknown>" # endif #endif #include "gtk/messagebox_error.xpm" #include "gtk/messagebox_warning.xpm" #include "gtk/messagebox_information.xpm" #include "gtk/messagebox_question.xpm" #ifdef USE_GTKMOZEMBED extern gint mozilla_get_mouse_event_button(gpointer event); extern gint mozilla_get_mouse_location( gpointer event, glong *x, glong *y); #endif /* These are used for resource management */ #if defined(DW_RESOURCES) && !defined(BUILD_DLL) extern DWResources _resources; #endif GdkColor _colors[] = { { 0, 0x0000, 0x0000, 0x0000 }, /* 0 black */ { 0, 0xbbbb, 0x0000, 0x0000 }, /* 1 red */ { 0, 0x0000, 0xbbbb, 0x0000 }, /* 2 green */ { 0, 0xaaaa, 0xaaaa, 0x0000 }, /* 3 yellow */ { 0, 0x0000, 0x0000, 0xcccc }, /* 4 blue */ { 0, 0xbbbb, 0x0000, 0xbbbb }, /* 5 magenta */ { 0, 0x0000, 0xbbbb, 0xbbbb }, /* 6 cyan */ { 0, 0xbbbb, 0xbbbb, 0xbbbb }, /* 7 white */ { 0, 0x7777, 0x7777, 0x7777 }, /* 8 grey */ { 0, 0xffff, 0x0000, 0x0000 }, /* 9 bright red */ { 0, 0x0000, 0xffff, 0x0000 }, /* 10 bright green */ { 0, 0xeeee, 0xeeee, 0x0000 }, /* 11 bright yellow */ { 0, 0x0000, 0x0000, 0xffff }, /* 12 bright blue */ { 0, 0xffff, 0x0000, 0xffff }, /* 13 bright magenta */ { 0, 0x0000, 0xeeee, 0xeeee }, /* 14 bright cyan */ { 0, 0xffff, 0xffff, 0xffff }, /* 15 bright white */ }; /* * List those icons that have transparency first */ #define NUM_EXTS 9 char *image_exts[NUM_EXTS] = { ".xpm", ".png", ".ico", ".icns", ".gif", ".jpg", ".jpeg", ".tiff", ".bmp" }; #ifndef max # define max(a,b) (((a) > (b)) ? (a) : (b)) #endif #ifndef min # define min(a,b) (((a) < (b)) ? (a) : (b)) #endif FILE *dbgfp = NULL; pthread_key_t _dw_fg_color_key; pthread_key_t _dw_bg_color_key; pthread_key_t _dw_mutex_key; GtkWidget *last_window = NULL, *popup = NULL; GdkPixmap *_dw_tmppixmap = NULL; GdkBitmap *_dw_tmpbitmap = NULL; char *_DWDefaultFont = NULL; static char _dw_share_path[PATH_MAX+1] = { 0 }; #if GTK_MAJOR_VERSION < 2 static int _dw_file_active = 0; #endif static int _dw_ignore_click = 0, _dw_ignore_expand = 0, _dw_color_active = 0; static pthread_t _dw_thread = (pthread_t)-1; #define DW_MUTEX_LOCK { if(pthread_self() != _dw_thread && !pthread_getspecific(_dw_mutex_key)) { gdk_threads_enter(); pthread_setspecific(_dw_mutex_key, (void *)1); _locked_by_me = TRUE; } } #define DW_MUTEX_UNLOCK { if(pthread_self() != _dw_thread && _locked_by_me == TRUE) { gdk_threads_leave(); pthread_setspecific(_dw_mutex_key, NULL); _locked_by_me = FALSE; } } #define DEFAULT_SIZE_WIDTH 12 #define DEFAULT_SIZE_HEIGHT 6 #define DEFAULT_TITLEBAR_HEIGHT 22 static GdkColormap *_dw_cmap = NULL; /* Signal forwarder prototypes */ static gint _button_press_event(GtkWidget *widget, GdkEventButton *event, gpointer data); static gint _button_release_event(GtkWidget *widget, GdkEventButton *event, gpointer data); static gint _motion_notify_event(GtkWidget *widget, GdkEventMotion *event, gpointer data); static gint _delete_event(GtkWidget *widget, GdkEvent *event, gpointer data); static gint _key_press_event(GtkWidget *widget, GdkEventKey *event, gpointer data); static gint _generic_event(GtkWidget *widget, gpointer data); static gint _configure_event(GtkWidget *widget, GdkEventConfigure *event, gpointer data); static gint _activate_event(GtkWidget *widget, gpointer data); static gint _container_select_event(GtkWidget *widget, GdkEventButton *event, gpointer data); static gint _container_context_event(GtkWidget *widget, GdkEventButton *event, gpointer data); static gint _item_select_event(GtkWidget *widget, GtkWidget *child, gpointer data); static gint _expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data); static gint _set_focus_event(GtkWindow *window, GtkWidget *widget, gpointer data); static gint _tree_context_event(GtkWidget *widget, GdkEventButton *event, gpointer data); static gint _value_changed_event(GtkAdjustment *adjustment, gpointer user_data); #if GTK_MAJOR_VERSION > 1 static gint _tree_select_event(GtkTreeSelection *sel, gpointer data); static gint _tree_expand_event(GtkTreeView *treeview, GtkTreeIter *arg1, GtkTreePath *arg2, gpointer data); #else static gint _tree_select_event(GtkTree *tree, GtkWidget *child, gpointer data); static gint _tree_expand_event(GtkTreeItem *treeitem, gpointer data); #endif static gint _switch_page_event(GtkNotebook *notebook, GtkNotebookPage *page, guint page_num, gpointer data); static gint _column_click_event(GtkWidget *widget, gint column_num, gpointer data); /* Embedable Mozilla functions*/ #ifdef USE_GTKMOZEMBED void (*_gtk_moz_embed_go_back)(GtkMozEmbed *) = NULL; void (*_gtk_moz_embed_go_forward)(GtkMozEmbed *) = NULL; void (*_gtk_moz_embed_load_url)(GtkMozEmbed *, const char *) = NULL; void (*_gtk_moz_embed_reload)(GtkMozEmbed *, guint32) = NULL; void (*_gtk_moz_embed_stop_load)(GtkMozEmbed *) = NULL; void (*_gtk_moz_embed_render_data)(GtkMozEmbed *, const char *, guint32, const char *, const char *) = NULL; GtkWidget *(*_gtk_moz_embed_new)(void) = NULL; GtkType (*_dw_moz_embed_get_type)(void) = NULL; gboolean (*_gtk_moz_embed_can_go_back)(GtkMozEmbed *) = NULL; gboolean (*_gtk_moz_embed_can_go_forward)(GtkMozEmbed *) = NULL; void (*_gtk_moz_embed_set_comp_path)(const char *) = NULL; void (*_gtk_moz_embed_set_profile_path)(const char *, const char *) = NULL; void (*_gtk_moz_embed_push_startup)(void) = NULL; #endif #ifdef USE_LIBGTKHTML2 GtkHtmlContext *(*_gtk_html_context_get)(void) = NULL; HtmlDocument *(*_html_document_new)(void) = NULL; GtkWidget *(*_html_view_new)(void) = NULL; #endif #ifdef USE_WEBKIT /* * we need to add these equivalents from webkitwebview.h so we can refer to * our own pointers to functions (we don't link with the webkit libraries */ # define DW_WEBKIT_TYPE_WEB_VIEW (_webkit_web_view_get_type()) # define DW_WEBKIT_WEB_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), DW_WEBKIT_TYPE_WEB_VIEW, WebKitWebView)) WEBKIT_API GType (*_webkit_web_view_get_type)(void) = NULL; WEBKIT_API void (*_webkit_web_view_load_html_string)(WebKitWebView *, const gchar *, const gchar *) = NULL; WEBKIT_API void (*_webkit_web_view_open)(WebKitWebView *, const gchar *) = NULL; WEBKIT_API GtkWidget *(*_webkit_web_view_new)(void) = NULL; WEBKIT_API void (*_webkit_web_view_go_back)(WebKitWebView *) = NULL; WEBKIT_API void (*_webkit_web_view_go_forward)(WebKitWebView *) = NULL; WEBKIT_API void (*_webkit_web_view_reload)(WebKitWebView *) = NULL; WEBKIT_API void (*_webkit_web_view_stop_loading)(WebKitWebView *) = NULL; # ifdef WEBKIT_CHECK_VERSION # if WEBKIT_CHECK_VERSION(1,1,5) WEBKIT_API void (*_webkit_web_frame_print)(WebKitWebFrame *) = NULL; WEBKIT_API WebKitWebFrame *(*_webkit_web_view_get_focused_frame)(WebKitWebView *) = NULL; # endif # endif #endif typedef struct { GdkPixmap *pixmap; GdkBitmap *mask; int used; unsigned long width, height; #if GTK_MAJOR_VERSION > 1 GdkPixbuf *pixbuf; #endif } DWPrivatePixmap; static DWPrivatePixmap *_PixmapArray = NULL; static int _PixmapCount = 0; typedef struct { void *func; char name[30]; } SignalList; typedef struct { HWND window; void *func; gpointer data; gint cid; void *intfunc; } SignalHandler; #define SIGNALMAX 19 /* A list of signal forwarders, to account for paramater differences. */ static SignalList SignalTranslate[SIGNALMAX] = { { _configure_event, DW_SIGNAL_CONFIGURE }, { _key_press_event, DW_SIGNAL_KEY_PRESS }, { _button_press_event, DW_SIGNAL_BUTTON_PRESS }, { _button_release_event, DW_SIGNAL_BUTTON_RELEASE }, { _motion_notify_event, DW_SIGNAL_MOTION_NOTIFY }, { _delete_event, DW_SIGNAL_DELETE }, { _expose_event, DW_SIGNAL_EXPOSE }, { _activate_event, "activate" }, { _generic_event, DW_SIGNAL_CLICKED }, { _container_select_event, DW_SIGNAL_ITEM_ENTER }, { _container_context_event, DW_SIGNAL_ITEM_CONTEXT }, { _tree_context_event, "tree-context" }, { _item_select_event, DW_SIGNAL_LIST_SELECT }, { _tree_select_event, DW_SIGNAL_ITEM_SELECT }, { _set_focus_event, DW_SIGNAL_SET_FOCUS }, { _value_changed_event, DW_SIGNAL_VALUE_CHANGED }, { _switch_page_event, DW_SIGNAL_SWITCH_PAGE }, { _column_click_event, DW_SIGNAL_COLUMN_CLICK }, { _tree_expand_event, DW_SIGNAL_TREE_EXPAND } }; /* Alignment flags */ #define DW_CENTER 0.5f #define DW_LEFT 0.0f #define DW_RIGHT 1.0f #define DW_TOP 0.0f #define DW_BOTTOM 1.0f /* MDI Support Code */ #if GTK_MAJOR_VERSION > 1 #define GTK_MDI(obj) GTK_CHECK_CAST (obj, gtk_mdi_get_type (), GtkMdi) #define GTK_MDI_CLASS(klass) GTK_CHECK_CLASS_CAST (klass, gtk_mdi_get_type (), GtkMdiClass) #define GTK_IS_MDI(obj) GTK_CHECK_TYPE (obj, gtk_mdi_get_type ()) typedef struct _GtkMdi GtkMdi; typedef struct _GtkMdiClass GtkMdiClass; typedef struct _GtkMdiDragInfo GtkMdiDragInfo; typedef enum _GtkMdiChildState GtkMdiChildState; enum _GtkMdiChildState { CHILD_NORMAL, CHILD_MAXIMIZED, CHILD_ICONIFIED }; struct _GtkMdi { GtkContainer container; GList *children; GdkPoint drag_start; gint drag_button; }; struct _GtkMdiClass { GtkContainerClass parent_class; void (*mdi) (GtkMdi * mdi); }; #include "gtk/maximize.xpm" #include "gtk/minimize.xpm" #include "gtk/kill.xpm" #define GTK_MDI_BACKGROUND "Grey70" #define GTK_MDI_LABEL_BACKGROUND "RoyalBlue4" #define GTK_MDI_LABEL_FOREGROUND "white" #define GTK_MDI_DEFAULT_WIDTH 0 #define GTK_MDI_DEFAULT_HEIGHT 0 #define GTK_MDI_MIN_HEIGHT 22 #define GTK_MDI_MIN_WIDTH 55 typedef struct _GtkMdiChild GtkMdiChild; struct _GtkMdiChild { GtkWidget *widget; GtkWidget *child; GtkMdi *mdi; gint x; gint y; gint width; gint height; GtkMdiChildState state; }; static void gtk_mdi_class_init(GtkMdiClass *klass); static void gtk_mdi_init(GtkMdi *mdi); static void gtk_mdi_realize(GtkWidget *widget); static void gtk_mdi_size_request(GtkWidget *widget, GtkRequisition *requisition); static void gtk_mdi_size_allocate(GtkWidget *widget, GtkAllocation *allocation); static gint gtk_mdi_expose(GtkWidget *widget, GdkEventExpose *event); /* Callbacks */ static gboolean move_child_callback(GtkWidget *widget, GdkEvent *event, gpointer data); static gboolean resize_child_callback(GtkWidget *widget, GdkEvent *event, gpointer data); static gboolean iconify_child_callback(GtkWidget *widget, GdkEvent *event, gpointer data); static gboolean maximize_child_callback(GtkWidget *widget, GdkEvent *event, gpointer data); static gboolean kill_child_callback(GtkWidget *widget, GdkEvent *event, gpointer data); static void gtk_mdi_add(GtkContainer *container, GtkWidget *widget); static void gtk_mdi_remove_true(GtkContainer *container, GtkWidget *widget); static void gtk_mdi_forall(GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data); static GtkMdiChild *get_child(GtkMdi *mdi, GtkWidget * widget); static void _dw_log( char *format, ... ) { va_list args; va_start(args, format); if ( dbgfp != NULL ) { vfprintf( dbgfp, format, args ); fflush( dbgfp ); } va_end(args); } static GtkType gtk_mdi_get_type(void) { static GType mdi_type = 0; if (!mdi_type) { static const GTypeInfo mdi_info = { sizeof (GtkMdiClass), NULL, NULL, (GClassInitFunc) gtk_mdi_class_init, NULL, NULL, sizeof (GtkMdi), 0, (GInstanceInitFunc) gtk_mdi_init, }; mdi_type = g_type_register_static (GTK_TYPE_CONTAINER, "GtkMdi", &mdi_info, 0); } return mdi_type; } /* Local data */ static GtkWidgetClass *parent_class = NULL; static void gtk_mdi_class_init(GtkMdiClass *class) { GtkWidgetClass *widget_class; GtkContainerClass *container_class; widget_class = (GtkWidgetClass *) class; container_class = (GtkContainerClass *) class; parent_class = gtk_type_class (GTK_TYPE_CONTAINER); widget_class->realize = gtk_mdi_realize; widget_class->expose_event = gtk_mdi_expose; widget_class->size_request = gtk_mdi_size_request; widget_class->size_allocate = gtk_mdi_size_allocate; container_class->add = gtk_mdi_add; container_class->remove = gtk_mdi_remove_true; container_class->forall = gtk_mdi_forall; class->mdi = NULL; } static void gtk_mdi_init(GtkMdi *mdi) { mdi->drag_button = -1; mdi->children = NULL; } static GtkWidget *gtk_mdi_new(void) { GtkWidget *mdi; GdkColor background; mdi = GTK_WIDGET (g_object_new (gtk_mdi_get_type (), NULL)); gdk_color_parse (GTK_MDI_BACKGROUND, &background); gtk_widget_modify_bg (mdi, GTK_STATE_NORMAL, &background); return mdi; } static void gtk_mdi_put(GtkMdi *mdi, GtkWidget *child_widget, gint x, gint y, GtkWidget *label) { GtkMdiChild *child; GtkWidget *table; GtkWidget *button[3]; GtkWidget *child_box; GtkWidget *top_event_box; GtkWidget *bottom_event_box; GtkWidget *child_widget_box; GtkWidget *image; GdkColor color; gint i, j; GdkCursor *cursor; GdkColormap *colormap; GdkPixmap *pixmap; GdkBitmap *mask; GtkStyle *style; child_box = gtk_event_box_new (); child_widget_box = gtk_event_box_new (); top_event_box = gtk_event_box_new (); bottom_event_box = gtk_event_box_new (); table = gtk_table_new (4, 7, FALSE); gtk_table_set_row_spacings (GTK_TABLE (table), 1); gtk_table_set_col_spacings (GTK_TABLE (table), 1); gtk_table_set_row_spacing (GTK_TABLE (table), 3, 0); gtk_table_set_col_spacing (GTK_TABLE (table), 6, 0); gtk_table_set_row_spacing (GTK_TABLE (table), 2, 0); gtk_table_set_col_spacing (GTK_TABLE (table), 5, 0); for (i = 0; i < 3; i++) { button[i] = gtk_event_box_new (); gtk_widget_set_events (button[0], GDK_BUTTON_PRESS_MASK); } gdk_color_parse (GTK_MDI_LABEL_BACKGROUND, &color); gtk_widget_modify_bg (top_event_box, GTK_STATE_NORMAL, &color); gtk_widget_modify_bg (bottom_event_box, GTK_STATE_NORMAL, &color); gtk_widget_modify_bg (child_box, GTK_STATE_NORMAL, &color); for (i = GTK_STATE_NORMAL; i < GTK_STATE_ACTIVE; i++) { for (j = 0; j < 3; j++) { gtk_widget_modify_bg (button[j], i, &color); } } gdk_color_parse (GTK_MDI_LABEL_FOREGROUND, &color); gtk_widget_modify_fg (label, GTK_STATE_NORMAL, &color); gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5); gtk_container_add (GTK_CONTAINER (top_event_box), label); gtk_container_add (GTK_CONTAINER (child_widget_box), child_widget); gtk_widget_set_size_request (bottom_event_box, 2, 2); style = gtk_widget_get_default_style (); colormap = gdk_colormap_get_system (); pixmap = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &mask, &style->bg[GTK_STATE_NORMAL], (gchar **) minimize_xpm); image = gtk_image_new_from_pixmap (pixmap, mask); gtk_widget_show(image); gtk_container_add (GTK_CONTAINER (button[0]), image); pixmap = gdk_pixmap_colormap_create_from_xpm_d (GTK_WIDGET (mdi)->window, colormap, &mask, &style->bg[GTK_STATE_NORMAL], (gchar **) maximize_xpm); image = gtk_image_new_from_pixmap (pixmap, mask); gtk_widget_show(image); gtk_container_add (GTK_CONTAINER (button[1]), image); pixmap = gdk_pixmap_colormap_create_from_xpm_d (GTK_WIDGET (mdi)->window, colormap, &mask, &style->bg[GTK_STATE_NORMAL], (gchar **) kill_xpm); image = gtk_image_new_from_pixmap (pixmap, mask); gtk_widget_show(image); gtk_container_add (GTK_CONTAINER (button[2]), image); gtk_table_attach (GTK_TABLE (table), child_widget_box, 1, 6, 2, 3, GTK_EXPAND | GTK_SHRINK | GTK_FILL, GTK_EXPAND | GTK_SHRINK | GTK_FILL, 0, 0); gtk_table_attach (GTK_TABLE (table), top_event_box, 1, 2, 1, 2, GTK_FILL | GTK_EXPAND | GTK_SHRINK, 0, 0, 0); gtk_table_attach (GTK_TABLE (table), bottom_event_box, 6, 7, 3, 4, 0, 0, 0, 0); gtk_table_attach (GTK_TABLE (table), button[0], 2, 3, 1, 2, 0, 0, 0, 0); gtk_table_attach (GTK_TABLE (table), button[1], 3, 4, 1, 2, 0, 0, 0, 0); gtk_table_attach (GTK_TABLE (table), button[2], 4, 5, 1, 2, 0, 0, 0, 0); gtk_container_add (GTK_CONTAINER (child_box), table); child = g_new (GtkMdiChild, 1); child->widget = child_box; child->x = x; child->y = y; child->width = -1; child->height = -1; child->child = child_widget; child->mdi = mdi; child->state = CHILD_NORMAL; gtk_widget_set_parent (child_box, GTK_WIDGET (mdi)); mdi->children = g_list_append (mdi->children, child); gtk_widget_show (child_box); gtk_widget_show (table); gtk_widget_show (top_event_box); gtk_widget_show (bottom_event_box); gtk_widget_show (child_widget_box); for (i = 0; i < 3; i++) { gtk_widget_show (button[i]); } cursor = gdk_cursor_new (GDK_HAND1); gtk_widget_realize (top_event_box); gdk_window_set_cursor (top_event_box->window, cursor); cursor = gdk_cursor_new (GDK_BOTTOM_RIGHT_CORNER); gtk_widget_realize (bottom_event_box); gdk_window_set_cursor (bottom_event_box->window, cursor); g_signal_connect (G_OBJECT (top_event_box), "event", G_CALLBACK (move_child_callback), child); g_signal_connect (G_OBJECT (bottom_event_box), "event", G_CALLBACK (resize_child_callback), child); g_signal_connect (G_OBJECT (button[0]), "button_press_event", G_CALLBACK (iconify_child_callback), child); g_signal_connect (G_OBJECT (button[1]), "button_press_event", G_CALLBACK (maximize_child_callback), child); g_signal_connect (G_OBJECT (button[2]), "button_press_event", G_CALLBACK (kill_child_callback), child); } static void gtk_mdi_move(GtkMdi *mdi, GtkWidget *widget, gint x, gint y) { GtkMdiChild *child; g_return_if_fail (GTK_IS_MDI (mdi)); g_return_if_fail (GTK_IS_WIDGET (widget)); child = get_child (mdi, widget); g_return_if_fail (child); child->x = x; child->y = y; if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (mdi)) gtk_widget_queue_resize (GTK_WIDGET (widget)); } static void gtk_mdi_get_pos(GtkMdi *mdi, GtkWidget *widget, gint *x, gint *y) { GtkMdiChild *child; g_return_if_fail (GTK_IS_MDI (mdi)); g_return_if_fail (GTK_IS_WIDGET (widget)); child = get_child (mdi, widget); g_return_if_fail (child); *x = child->x; *y = child->y; } /* These aren't used... but leaving them here for completeness */ #if 0 static void gtk_mdi_tile(GtkMdi *mdi) { int i, n; int width, height; GList *children; GtkMdiChild *child; g_return_if_fail (GTK_IS_MDI (mdi)); children = mdi->children; n = g_list_length (children); width = GTK_WIDGET (mdi)->allocation.width; height = GTK_WIDGET (mdi)->allocation.height / n; for (i = 0; i < n; i++) { child = (GtkMdiChild *) children->data; children = children->next; child->x = 0; child->y = i * height; gtk_widget_set_size_request (child->widget, width, height); child->state = CHILD_NORMAL; child->width = -1; child->height = -1; } if (GTK_WIDGET_VISIBLE (GTK_WIDGET (mdi))) gtk_widget_queue_resize (GTK_WIDGET (mdi)); return; } static void gtk_mdi_cascade(GtkMdi *mdi) { int i, n; int width, height; GList *children; GtkMdiChild *child; g_return_if_fail (GTK_IS_MDI (mdi)); if (!GTK_WIDGET_VISIBLE (GTK_WIDGET (mdi))) return; children = mdi->children; n = g_list_length (children); width = GTK_WIDGET (mdi)->allocation.width / (2 * n - 1); height = GTK_WIDGET (mdi)->allocation.height / (2 * n - 1); for (i = 0; i < n; i++) { child = (GtkMdiChild *) children->data; children = children->next; child->x = i * width; child->y = i * height; gtk_widget_set_size_request (child->widget, width * n, height * n); child->state = CHILD_NORMAL; child->width = -1; child->height = -1; } if (GTK_WIDGET_VISIBLE (GTK_WIDGET (mdi))) gtk_widget_queue_resize (GTK_WIDGET (mdi)); return; } static GtkMdiChildState gtk_mdi_get_state(GtkMdi *mdi, GtkWidget *widget) { GtkMdiChild *child; g_return_val_if_fail (GTK_IS_MDI (mdi), CHILD_NORMAL); g_return_val_if_fail (GTK_IS_WIDGET (widget), CHILD_NORMAL); child = get_child (mdi, widget); g_return_val_if_fail (child, CHILD_NORMAL); return child->state; } #endif static void gtk_mdi_set_state(GtkMdi *mdi, GtkWidget *widget, GtkMdiChildState state) { GtkMdiChild *child; g_return_if_fail (GTK_IS_MDI (mdi)); g_return_if_fail (GTK_IS_WIDGET (widget)); child = get_child (mdi, widget); g_return_if_fail (child); child->state = state; if (GTK_WIDGET_VISIBLE (child->widget) && GTK_WIDGET_VISIBLE (mdi)) gtk_widget_queue_resize (GTK_WIDGET (child->widget)); } static void gtk_mdi_remove(GtkMdi *mdi, GtkWidget *widget) { GtkMdiChild *child; g_return_if_fail (GTK_IS_MDI (mdi)); child = get_child (mdi, widget); g_return_if_fail (child); gtk_mdi_remove_true (GTK_CONTAINER (mdi), child->widget); } static void gtk_mdi_realize(GtkWidget *widget) { GtkMdi *mdi; GdkWindowAttr attributes; gint attributes_mask; mdi = GTK_MDI (widget); g_return_if_fail (widget != NULL); g_return_if_fail (GTK_IS_MDI (mdi)); GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED); attributes.x = widget->allocation.x; attributes.y = widget->allocation.y; attributes.width = widget->allocation.width; attributes.height = widget->allocation.height; attributes.wclass = GDK_INPUT_OUTPUT; attributes.window_type = GDK_WINDOW_CHILD; attributes.event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK; attributes.visual = gtk_widget_get_visual (widget); attributes.colormap = gtk_widget_get_colormap (widget); attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP; widget->window = gdk_window_new (widget->parent->window, &attributes, attributes_mask); widget->style = gtk_style_attach (widget->style, widget->window); gdk_window_set_user_data (widget->window, widget); gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL); } static void gtk_mdi_size_request (GtkWidget *widget, GtkRequisition *requisition) { GtkMdi *mdi; GtkMdiChild *child; GList *children; GtkRequisition child_requisition; mdi = GTK_MDI (widget); requisition->width = GTK_MDI_DEFAULT_WIDTH; requisition->height = GTK_MDI_DEFAULT_HEIGHT; children = mdi->children; while (children) { child = children->data; children = children->next; if (GTK_WIDGET_VISIBLE (child->widget)) { gtk_widget_size_request (child->widget, &child_requisition); } } } static void gtk_mdi_size_allocate(GtkWidget *widget, GtkAllocation *allocation) { GtkMdi *mdi; GtkMdiChild *child; GtkAllocation child_allocation; GtkRequisition child_requisition; GList *children; mdi = GTK_MDI (widget); widget->allocation = *allocation; if (GTK_WIDGET_REALIZED (widget)) gdk_window_move_resize (widget->window, allocation->x, allocation->y, allocation->width, allocation->height); children = mdi->children; while (children) { child = children->data; children = children->next; if (GTK_WIDGET_VISIBLE (child->widget)) { gtk_widget_get_child_requisition (child->widget, &child_requisition); child_allocation.x = 0; child_allocation.y = 0; switch (child->state) { case CHILD_NORMAL: { if ((child->width < 0) && (child->height < 0)) { child_allocation.width = child_requisition.width; child_allocation.height = child_requisition.height; } else { child_allocation.width = child->width; child_allocation.height = child->height; child->width = -1; child->height = -1; } child_allocation.x += child->x; child_allocation.y += child->y; break; } case CHILD_MAXIMIZED: { if ((child->width < 0) && (child->height < 0)) { child->width = child_requisition.width; child->height = child_requisition.height; } child_allocation.width = allocation->width; child_allocation.height = allocation->height; } break; case CHILD_ICONIFIED: { if ((child->width < 0) && (child->height < 0)) { child->width = child_requisition.width; child->height = child_requisition.height; } child_allocation.x += child->x; child_allocation.y += child->y; child_allocation.width = child_requisition.width; child_allocation.height = GTK_MDI_MIN_HEIGHT; break; } } gtk_widget_size_allocate (child->widget, &child_allocation); } } } static gint gtk_mdi_expose(GtkWidget *widget, GdkEventExpose *event) { GtkMdiChild *child; GList *children; GtkMdi *mdi; g_return_val_if_fail (widget != NULL, FALSE); g_return_val_if_fail (GTK_IS_MDI (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); mdi = GTK_MDI (widget); for (children = mdi->children; children; children = children->next) { child = (GtkMdiChild *) children->data; gtk_container_propagate_expose (GTK_CONTAINER (mdi), child->widget, event); } return FALSE; } static void gtk_mdi_add(GtkContainer *container, GtkWidget *widget) { GtkWidget *label; label = gtk_label_new (""); gtk_mdi_put (GTK_MDI (container), widget, 0, 0, label); } static void gtk_mdi_remove_true(GtkContainer *container, GtkWidget *widget) { GtkMdi *mdi; GtkMdiChild *child = NULL; GList *children; mdi = GTK_MDI (container); children = mdi->children; while (children) { child = children->data; if (child->widget == widget) break; children = children->next; } if(child) { gtk_widget_unparent (child->widget); g_free (child); } mdi->children = g_list_remove_link (mdi->children, children); g_list_free (children); } static void gtk_mdi_forall(GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data) { GtkMdi *mdi; GtkMdiChild *child; GList *children; g_return_if_fail (callback != NULL); mdi = GTK_MDI (container); children = mdi->children; while (children) { child = children->data; children = children->next; (*callback) (child->widget, callback_data); } } static gboolean move_child_callback(GtkWidget *widget, GdkEvent *event, gpointer data) { GtkMdi *mdi; GtkMdiChild *child; child = (GtkMdiChild *) data; mdi = child->mdi; g_return_val_if_fail (GTK_IS_MDI (mdi), FALSE); g_return_val_if_fail (GTK_IS_EVENT_BOX (widget), FALSE); switch (event->type) { case GDK_2BUTTON_PRESS: { gdk_window_raise (child->widget->window); } case GDK_BUTTON_PRESS: if (child->state == CHILD_MAXIMIZED) return FALSE; if (mdi->drag_button < 0) { if (gdk_pointer_grab (event->button.window, FALSE, GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON_RELEASE_MASK, NULL, NULL, event->button.time) != GDK_GRAB_SUCCESS) return FALSE; mdi->drag_button = event->button.button; mdi->drag_start.x = event->button.x; mdi->drag_start.y = event->button.y; } break; case GDK_BUTTON_RELEASE: if (mdi->drag_button < 0) return FALSE; if (mdi->drag_button == event->button.button) { int x, y; gdk_pointer_ungrab (event->button.time); mdi->drag_button = -1; x = event->button.x + child->x - mdi->drag_start.x; y = event->button.y + child->y - mdi->drag_start.y; gtk_mdi_move (mdi, child->child, x, y); } break; case GDK_MOTION_NOTIFY: { int x, y; if (mdi->drag_button < 0) return FALSE; gdk_window_get_pointer (widget->window, &x, &y, NULL); x = x - mdi->drag_start.x + child->x; y = y - mdi->drag_start.y + child->y; gtk_mdi_move (mdi, child->child, x, y); } break; default: break; } return FALSE; } static gboolean resize_child_callback(GtkWidget *widget, GdkEvent *event, gpointer data) { GtkMdi *mdi; GtkMdiChild *child; child = (GtkMdiChild *) data; mdi = child->mdi; g_return_val_if_fail (GTK_IS_MDI (mdi), FALSE); g_return_val_if_fail (GTK_IS_EVENT_BOX (widget), FALSE); switch (event->type) { case GDK_BUTTON_PRESS: if (mdi->drag_button < 0) { if (gdk_pointer_grab (event->button.window, FALSE, GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON_RELEASE_MASK, NULL, NULL, event->button.time) != GDK_GRAB_SUCCESS) return FALSE; mdi->drag_button = event->button.button; if ((child->state == CHILD_MAXIMIZED) || (child->state == CHILD_ICONIFIED)) { child->state = CHILD_NORMAL; child->x = child->widget->allocation.x; child->y = child->widget->allocation.y; child->width = child->widget->allocation.width; child->height = child->widget->allocation.height; } } break; case GDK_BUTTON_RELEASE: if (mdi->drag_button < 0) return FALSE; if (mdi->drag_button == event->button.button) { int width, height; gdk_pointer_ungrab (event->button.time); mdi->drag_button = -1; width = event->button.x + widget->allocation.x; height = event->button.y + widget->allocation.y; width = MAX (width, GTK_MDI_MIN_WIDTH); height = MAX (height, GTK_MDI_MIN_HEIGHT); gtk_widget_set_size_request (child->widget, width, height); gtk_widget_queue_resize (child->widget); } break; case GDK_MOTION_NOTIFY: { int x, y; int width, height; if (mdi->drag_button < 0) return FALSE; gdk_window_get_pointer (widget->window, &x, &y, NULL); width = x + widget->allocation.x; height = y + widget->allocation.y; width = MAX (width, GTK_MDI_MIN_WIDTH); height = MAX (height, GTK_MDI_MIN_HEIGHT); gtk_widget_set_size_request (child->widget, width, height); gtk_widget_queue_resize (child->widget); } break; default: break; } return FALSE; } static gboolean iconify_child_callback (GtkWidget *widget, GdkEvent *event, gpointer data) { GtkMdiChild *child; child = (GtkMdiChild *) data; if (child->state == CHILD_ICONIFIED) { child->state = CHILD_NORMAL; } else { child->state = CHILD_ICONIFIED; } if (GTK_WIDGET_VISIBLE (child->widget)) gtk_widget_queue_resize (GTK_WIDGET (child->widget)); return FALSE; } static gboolean maximize_child_callback (GtkWidget *widget, GdkEvent * event, gpointer data) { GtkMdiChild *child; child = (GtkMdiChild *) data; if (child->state == CHILD_MAXIMIZED) { child->state = CHILD_NORMAL; } else { child->state = CHILD_MAXIMIZED; } if (GTK_WIDGET_VISIBLE (child->widget)) gtk_widget_queue_resize (GTK_WIDGET (child->widget)); return FALSE; } static gboolean kill_child_callback (GtkWidget *widget, GdkEvent *event, gpointer data) { GtkMdiChild *child; GtkMdi *mdi; child = (GtkMdiChild *) data; mdi = child->mdi; g_return_val_if_fail (GTK_IS_MDI (mdi), FALSE); gtk_mdi_remove_true (GTK_CONTAINER (mdi), child->widget); return FALSE; } static GtkMdiChild *get_child (GtkMdi *mdi, GtkWidget *widget) { GList *children; children = mdi->children; while (children) { GtkMdiChild *child; child = children->data; children = children->next; if (child->child == widget) return child; } return NULL; } #endif static void _dw_msleep(long period) { #ifdef __sun__ /* usleep() isn't threadsafe on Solaris */ struct timespec req; req.tv_sec = 0; if(period >= 1000) { req.tv_sec = (int)(period / 1000); period -= (req.tv_sec * 1000); } req.tv_nsec = period * 10000000; nanosleep(&req, NULL); #else usleep(period * 1000); #endif } /* Finds the translation function for a given signal name */ static void *_findsigfunc(char *signame) { int z; for(z=0;z<SIGNALMAX;z++) { if(strcasecmp(signame, SignalTranslate[z].name) == 0) return SignalTranslate[z].func; } return NULL; } static SignalHandler _get_signal_handler(GtkWidget *widget, gpointer data) { int counter = GPOINTER_TO_INT(data); SignalHandler sh; char text[101] = {0}; snprintf(text, 100, "_dw_sigwindow%d", counter); sh.window = (HWND)gtk_object_get_data(GTK_OBJECT(widget), text); snprintf(text, 100, "_dw_sigfunc%d", counter); sh.func = (void *)gtk_object_get_data(GTK_OBJECT(widget), text); snprintf(text, 100, "_dw_intfunc%d", counter); sh.intfunc = (void *)gtk_object_get_data(GTK_OBJECT(widget), text); snprintf(text, 100, "_dw_sigdata%d", counter); sh.data = gtk_object_get_data(GTK_OBJECT(widget), text); snprintf(text, 100, "_dw_sigcid%d", counter); sh.cid = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(widget), text)); return sh; } static void _remove_signal_handler(GtkWidget *widget, int counter) { char text[101] = {0}; gint cid; snprintf(text, 100, "_dw_sigcid%d", counter); cid = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(widget), text)); gtk_signal_disconnect(GTK_OBJECT(widget), cid); gtk_object_set_data(GTK_OBJECT(widget), text, NULL); snprintf(text, 100, "_dw_sigwindow%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, NULL); snprintf(text, 100, "_dw_sigfunc%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, NULL); snprintf(text, 100, "_dw_intfunc%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, NULL); snprintf(text, 100, "_dw_sigdata%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, NULL); } static int _set_signal_handler(GtkWidget *widget, HWND window, void *func, gpointer data, void *intfunc) { int counter = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(widget), "_dw_sigcounter")); char text[101] = {0}; snprintf(text, 100, "_dw_sigwindow%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, (gpointer)window); snprintf(text, 100, "_dw_sigfunc%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, (gpointer)func); snprintf(text, 100, "_dw_intfunc%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, (gpointer)intfunc); snprintf(text, 100, "_dw_sigdata%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, (gpointer)data); counter++; gtk_object_set_data(GTK_OBJECT(widget), "_dw_sigcounter", GINT_TO_POINTER(counter)); return counter - 1; } static void _set_signal_handler_id(GtkWidget *widget, int counter, gint cid) { char text[101] = {0}; snprintf(text, 100, "_dw_sigcid%d", counter); gtk_object_set_data(GTK_OBJECT(widget), text, GINT_TO_POINTER(cid)); } static gint _set_focus_event(GtkWindow *window, GtkWidget *widget, gpointer data) { SignalHandler work = _get_signal_handler((GtkWidget *)window, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*setfocusfunc)(HWND, void *) = work.func; retval = setfocusfunc(work.window, work.data); } return retval; } static gint _button_press_event(GtkWidget *widget, GdkEventButton *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*buttonfunc)(HWND, int, int, int, void *) = work.func; int mybutton = event->button; if(event->button == 3) mybutton = 2; else if(event->button == 2) mybutton = 3; retval = buttonfunc(work.window, event->x, event->y, mybutton, work.data); } return retval; } static gint _button_release_event(GtkWidget *widget, GdkEventButton *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*buttonfunc)(HWND, int, int, int, void *) = work.func; int mybutton = event->button; if(event->button == 3) mybutton = 2; else if(event->button == 2) mybutton = 3; retval = buttonfunc(work.window, event->x, event->y, mybutton, work.data); } return retval; } static gint _motion_notify_event(GtkWidget *widget, GdkEventMotion *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*motionfunc)(HWND, int, int, int, void *) = work.func; int keys = 0, x, y; GdkModifierType state; if (event->is_hint) gdk_window_get_pointer (event->window, &x, &y, &state); else { x = event->x; y = event->y; state = event->state; } if (state & GDK_BUTTON1_MASK) keys = DW_BUTTON1_MASK; if (state & GDK_BUTTON3_MASK) keys |= DW_BUTTON2_MASK; if (state & GDK_BUTTON2_MASK) keys |= DW_BUTTON3_MASK; retval = motionfunc(work.window, x, y, keys, work.data); } return retval; } static gint _delete_event(GtkWidget *widget, GdkEvent *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*closefunc)(HWND, void *) = work.func; retval = closefunc(work.window, work.data); } return retval; } static gint _key_press_event(GtkWidget *widget, GdkEventKey *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*keypressfunc)(HWND, char, int, int, void *) = work.func; retval = keypressfunc(work.window, *event->string, event->keyval, event->state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_MOD1_MASK), work.data); } return retval; } static gint _generic_event(GtkWidget *widget, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*genericfunc)(HWND, void *) = work.func; retval = genericfunc(work.window, work.data); } return retval; } static gint _activate_event(GtkWidget *widget, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window && !_dw_ignore_click) { int (*activatefunc)(HWND, void *) = work.func; retval = activatefunc(popup ? popup : work.window, work.data); popup = NULL; } return retval; } static gint _configure_event(GtkWidget *widget, GdkEventConfigure *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*sizefunc)(HWND, int, int, void *) = work.func; retval = sizefunc(work.window, event->width, event->height, work.data); } return retval; } static gint _expose_event(GtkWidget *widget, GdkEventExpose *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { DWExpose exp; int (*exposefunc)(HWND, DWExpose *, void *) = work.func; exp.x = event->area.x; exp.y = event->area.y; exp.width = event->area.width; exp.height = event->area.height; retval = exposefunc(work.window, &exp, work.data); } return retval; } static gint _item_select_event(GtkWidget *widget, GtkWidget *child, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); static int _dw_recursing = 0; int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(_dw_recursing) return FALSE; if(work.window) { int (*selectfunc)(HWND, int, void *) = work.func; GList *list; int item = 0; _dw_recursing = 1; if(GTK_IS_COMBO(work.window)) list = GTK_LIST(GTK_COMBO(work.window)->list)->children; else if(GTK_IS_LIST(widget)) list = GTK_LIST(widget)->children; else return FALSE; while(list) { if(list->data == (gpointer)child) { if(!gtk_object_get_data(GTK_OBJECT(work.window), "_dw_appending")) { gtk_object_set_data(GTK_OBJECT(work.window), "_dw_item", GINT_TO_POINTER(item)); if(selectfunc) retval = selectfunc(work.window, item, work.data); } break; } item++; list = list->next; } _dw_recursing = 0; } return retval; } static gint _container_context_event(GtkWidget *widget, GdkEventButton *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { if(event->button == 3) { int (*contextfunc)(HWND, char *, int, int, void *, void *) = work.func; char *text; int row, col; gtk_clist_get_selection_info(GTK_CLIST(widget), event->x, event->y, &row, &col); text = (char *)gtk_clist_get_row_data(GTK_CLIST(widget), row); retval = contextfunc(work.window, text, event->x, event->y, work.data, NULL); } } return retval; } static gint _tree_context_event(GtkWidget *widget, GdkEventButton *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { if(event->button == 3) { #if GTK_MAJOR_VERSION > 1 int (*contextfunc)(HWND, char *, int, int, void *, void *) = work.func; char *text = NULL; void *itemdata = NULL; if(widget && GTK_IS_TREE_VIEW(widget)) { GtkTreeSelection *sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(widget)); GtkTreeIter iter; if(sel && gtk_tree_selection_get_selected(sel, NULL, &iter)) { GtkTreeModel *store = (GtkTreeModel *)gtk_object_get_data(GTK_OBJECT(widget), "_dw_tree_store"); gtk_tree_model_get(store, &iter, 0, &text, 2, &itemdata, -1); } } retval = contextfunc(work.window, text, event->x, event->y, work.data, itemdata); #else int (*contextfunc)(HWND, char *, int, int, void *, void *) = work.func; char *text = (char *)gtk_object_get_data(GTK_OBJECT(widget), "_dw_text"); void *itemdata = (void *)gtk_object_get_data(GTK_OBJECT(widget), "_dw_itemdata"); if(widget != work.window) { GtkWidget *tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(work.window)); if(tree && GTK_IS_TREE(tree)) { GtkWidget *lastselect = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_lastselect"); if(lastselect && GTK_IS_TREE_ITEM(lastselect)) { text = (char *)gtk_object_get_data(GTK_OBJECT(lastselect), "_dw_text"); itemdata = (void *)gtk_object_get_data(GTK_OBJECT(lastselect), "_dw_itemdata"); } } } retval = contextfunc(work.window, text, event->x, event->y, work.data, itemdata); #endif } } return retval; } #if GTK_MAJOR_VERSION > 1 static gint _tree_select_event(GtkTreeSelection *sel, gpointer data) { GtkWidget *item, *widget = (GtkWidget *)gtk_tree_selection_get_tree_view(sel); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(widget) { SignalHandler work = _get_signal_handler(widget, data); if(work.window) { int (*treeselectfunc)(HWND, HTREEITEM, char *, void *, void *) = work.func; GtkTreeIter iter; char *text = NULL; void *itemdata = NULL; if(gtk_tree_selection_get_selected(sel, NULL, &iter)) { GtkTreeModel *store = (GtkTreeModel *)gtk_object_get_data(GTK_OBJECT(widget), "_dw_tree_store"); gtk_tree_model_get(store, &iter, 0, &text, 2, &itemdata, 3, &item, -1); retval = treeselectfunc(work.window, (HTREEITEM)item, text, work.data, itemdata); } } } return retval; } static gint _tree_expand_event(GtkTreeView *widget, GtkTreeIter *iter, GtkTreePath *path, gpointer data) { SignalHandler work = _get_signal_handler((GtkWidget *)widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(!_dw_ignore_expand && work.window) { int (*treeexpandfunc)(HWND, HTREEITEM, void *) = work.func; retval = treeexpandfunc(work.window, (HTREEITEM)iter, work.data); } return retval; } #else static gint _tree_select_event(GtkTree *tree, GtkWidget *child, gpointer data) { SignalHandler work = _get_signal_handler((GtkWidget *)tree, data); GtkWidget *treeroot = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(child), "_dw_tree"); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(treeroot && GTK_IS_TREE(treeroot)) { GtkWidget *lastselect = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(treeroot), "_dw_lastselect"); if(lastselect && GTK_IS_TREE_ITEM(lastselect)) gtk_tree_item_deselect(GTK_TREE_ITEM(lastselect)); gtk_object_set_data(GTK_OBJECT(treeroot), "_dw_lastselect", (gpointer)child); } if(work.window) { int (*treeselectfunc)(HWND, HTREEITEM, char *, void *, void *) = work.func; char *text = (char *)gtk_object_get_data(GTK_OBJECT(child), "_dw_text"); void *itemdata = (void *)gtk_object_get_data(GTK_OBJECT(child), "_dw_itemdata"); retval = treeselectfunc(work.window, (HTREEITEM)child, text, work.data, itemdata); } return retval; } static gint _tree_expand_event(GtkTreeItem *treeitem, gpointer data) { SignalHandler work = _get_signal_handler((GtkWidget *)treeitem, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(!_dw_ignore_expand && work.window) { int (*treeexpandfunc)(HWND, HTREEITEM, void *) = work.func; retval = treeexpandfunc(work.window, (HTREEITEM)treeitem, work.data); } return retval; } #endif static gint _container_select_event(GtkWidget *widget, GdkEventButton *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { if(event->button == 1 && event->type == GDK_2BUTTON_PRESS) { int (*contextfunc)(HWND, char *, void *) = work.func; char *text; int row, col; gtk_clist_get_selection_info(GTK_CLIST(widget), event->x, event->y, &row, &col); text = (char *)gtk_clist_get_row_data(GTK_CLIST(widget), row); retval = contextfunc(work.window, text, work.data); gtk_object_set_data(GTK_OBJECT(widget), "_dw_double_click", GINT_TO_POINTER(1)); } } return retval; } static gint _container_enter_event(GtkWidget *widget, GdkEventKey *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window && event->keyval == VK_RETURN) { int (*contextfunc)(HWND, char *, void *) = work.func; char *text; text = (char *)gtk_clist_get_row_data(GTK_CLIST(widget), GTK_CLIST(widget)->focus_row); retval = contextfunc(work.window, text, work.data); } return retval; } /* Return the logical page id from the physical page id */ int _get_logical_page(HWND handle, unsigned long pageid) { int z; GtkWidget **pagearray = gtk_object_get_data(GTK_OBJECT(handle), "_dw_pagearray"); GtkWidget *thispage = gtk_notebook_get_nth_page(GTK_NOTEBOOK(handle), pageid); if(pagearray && thispage) { for(z=0;z<256;z++) { if(thispage == pagearray[z]) return z; } } return 256; } static gint _switch_page_event(GtkNotebook *notebook, GtkNotebookPage *page, guint page_num, gpointer data) { SignalHandler work = _get_signal_handler((GtkWidget *)notebook, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*switchpagefunc)(HWND, unsigned long, void *) = work.func; retval = switchpagefunc(work.window, _get_logical_page(GTK_WIDGET(notebook), page_num), work.data); } return retval; } static gint _column_click_event(GtkWidget *widget, gint column_num, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); int retval = FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(work.window) { int (*clickcolumnfunc)(HWND, int, void *) = work.func; retval = clickcolumnfunc(work.window, column_num, work.data); } return retval; } static gint _container_select_row(GtkWidget *widget, gint row, gint column, GdkEventButton *event, gpointer data) { SignalHandler work = _get_signal_handler(widget, data); char *rowdata = gtk_clist_get_row_data(GTK_CLIST(widget), row); int (*contextfunc)(HWND, HWND, char *, void *, void *) = work.func; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(!work.window) return TRUE; if(gtk_object_get_data(GTK_OBJECT(widget), "_dw_double_click")) { gtk_object_set_data(GTK_OBJECT(widget), "_dw_double_click", GINT_TO_POINTER(0)); return TRUE; } return contextfunc(work.window, 0, rowdata, work.data, 0);; } static int _round_value(gfloat val) { int newval = (int)val; if(val >= 0.5 + (gfloat)newval) newval++; return newval; } static gint _value_changed_event(GtkAdjustment *adjustment, gpointer data) { int max = _round_value(adjustment->upper); int val = _round_value(adjustment->value); GtkWidget *slider = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(adjustment), "_dw_slider"); GtkWidget *spinbutton = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(adjustment), "_dw_spinbutton"); GtkWidget *scrollbar = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(adjustment), "_dw_scrollbar"); if(gtk_object_get_data(GTK_OBJECT(adjustment), "_dw_suppress_value_changed_event")) return FALSE; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if (slider || spinbutton || scrollbar) { SignalHandler work = _get_signal_handler((GtkWidget *)adjustment, data); if (work.window) { int (*valuechangedfunc)(HWND, int, void *) = work.func; if(slider && GTK_IS_VSCALE(slider)) valuechangedfunc(work.window, (max - val) - 1, work.data); else valuechangedfunc(work.window, val, work.data); } } return FALSE; } static gint _default_key_press_event(GtkWidget *widget, GdkEventKey *event, gpointer data) { GtkWidget *next = (GtkWidget *)data; if ( dbgfp != NULL ) _dw_log("%s %d: %s\n",__FILE__,__LINE__,__func__); if(next) { if(event->keyval == GDK_Return) { if(GTK_IS_BUTTON(next)) gtk_signal_emit_by_name(GTK_OBJECT(next), "clicked"); else gtk_widget_grab_focus(next); } } return FALSE; } static GdkPixmap *_find_private_pixmap(GdkBitmap **bitmap, HICN icon, unsigned long *userwidth, unsigned long *userheight) { int id = GPOINTER_TO_INT(icon); if(id < _PixmapCount && _PixmapArray[id].used) { *bitmap = _PixmapArray[id].mask; if(userwidth) *userwidth = _PixmapArray[id].width; if(userheight) *userheight = _PixmapArray[id].height; return _PixmapArray[id].pixmap; } return NULL; } static GdkPixmap *_find_pixmap(GdkBitmap **bitmap, HICN icon, HWND handle, unsigned long *userwidth, unsigned long *userheight) { char *data = NULL; int z, id = GPOINTER_TO_INT(icon); /* Quick dropout for non-handle */ if(!icon) return NULL; if(id & (1 << 31)) return _find_private_pixmap(bitmap, GINT_TO_POINTER((id & 0xFFFFFF)), userwidth, userheight); for(z=0;z<_resources.resource_max;z++) { if(_resources.resource_id[z] == id) { data = _resources.resource_data[z]; break; } } if(data) { GdkPixmap *icon_pixmap = NULL; #if GTK_MAJOR_VERSION > 1 GdkPixbuf *icon_pixbuf; if(data[0] == 'G' && data[1] == 'd' && data[2] == 'k' && data[3] == 'P') icon_pixbuf = gdk_pixbuf_new_from_inline(-1, (const guint8 *)data, FALSE, NULL); else icon_pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)data); if(userwidth) *userwidth = gdk_pixbuf_get_width(icon_pixbuf); if(userheight) *userheight = gdk_pixbuf_get_height(icon_pixbuf); gdk_pixbuf_render_pixmap_and_mask(icon_pixbuf, &icon_pixmap, bitmap, 1); g_object_unref(icon_pixbuf); #elif defined(USE_IMLIB) gdk_imlib_data_to_pixmap((char **)data, &icon_pixmap, bitmap); #else icon_pixmap = gdk_pixmap_create_from_xpm_d(handle->window, bitmap, &_colors[DW_CLR_PALEGRAY], (char **)data); #endif return icon_pixmap; } return NULL; } #if GTK_MAJOR_VERSION > 1 static GdkPixbuf *_find_private_pixbuf(HICN icon) { int id = GPOINTER_TO_INT(icon); if(id < _PixmapCount && _PixmapArray[id].used) return _PixmapArray[id].pixbuf; return NULL; } static GdkPixbuf *_find_pixbuf(HICN icon) { char *data = NULL; int z, id = GPOINTER_TO_INT(icon); /* Quick dropout for non-handle */ if(!icon) return NULL; if(id & (1 << 31)) return _find_private_pixbuf(GINT_TO_POINTER((id & 0xFFFFFF))); for(z=0;z<_resources.resource_max;z++) { if(_resources.resource_id[z] == id) { data = _resources.resource_data[z]; break; } } if(data) return gdk_pixbuf_new_from_xpm_data((const char **)data); return NULL; } #endif #ifdef GDK_WINDOWING_X11 static void _size_allocate(GtkWindow *window) { XSizeHints sizehints; sizehints.base_width = 1; sizehints.base_height = 1; sizehints.width_inc = 1; sizehints.height_inc = 1; sizehints.min_width = 8; sizehints.min_height = 8; sizehints.flags = (PBaseSize|PMinSize|PResizeInc); XSetWMNormalHints (GDK_DISPLAY(),GDK_WINDOW_XWINDOW (GTK_WIDGET (window)->window),&sizehints); gdk_flush (); } #endif void _init_thread(void) { GdkColor *foreground = malloc(sizeof(GdkColor)); foreground->pixel = foreground->red = foreground->green = foreground->blue = 0; pthread_setspecific(_dw_fg_color_key, foreground); pthread_setspecific(_dw_bg_color_key, NULL); } /* Try to load the mozilla embed shared libary */ #ifdef USE_GTKMOZEMBED #include <ctype.h> void init_mozembed(void) { void *handle = NULL; gchar *profile; handle = dlopen( "libgtkembedmoz.so", RTLD_LAZY ); /* If we loaded it, grab the symbols we want */ if ( handle ) { _gtk_moz_embed_go_back = dlsym(handle, "gtk_moz_embed_go_back"); _gtk_moz_embed_go_forward = dlsym(handle, "gtk_moz_embed_go_forward"); _gtk_moz_embed_load_url = dlsym(handle, "gtk_moz_embed_load_url"); _gtk_moz_embed_reload = dlsym(handle, "gtk_moz_embed_reload"); _gtk_moz_embed_stop_load = dlsym(handle, "gtk_moz_embed_stop_load"); _gtk_moz_embed_render_data = dlsym(handle, "gtk_moz_embed_render_data"); _dw_moz_embed_get_type = dlsym(handle, "gtk_moz_embed_get_type"); _gtk_moz_embed_new = dlsym(handle, "gtk_moz_embed_new"); _gtk_moz_embed_can_go_back = dlsym(handle, "gtk_moz_embed_can_go_back"); _gtk_moz_embed_can_go_forward = dlsym(handle, "gtk_moz_embed_can_go_forward"); _gtk_moz_embed_set_comp_path = dlsym(handle, "gtk_moz_embed_set_comp_path"); _gtk_moz_embed_set_profile_path = dlsym(handle, "gtk_moz_embed_set_profile_path"); _gtk_moz_embed_push_startup = dlsym(handle, "gtk_moz_embed_push_startup"); _gtk_moz_embed_set_comp_path( "/usr/lib/mozilla"); _gtk_moz_embed_set_comp_path( "/usr/lib/firefox"); profile = g_build_filename(g_get_home_dir(), ".dwindows/mozilla", NULL); /* initialize profile */ _gtk_moz_embed_set_profile_path(profile, "dwindows"); g_free(profile); /* startup done */ _gtk_moz_embed_push_startup(); } } #endif /* Try to load the libgtkhtml2 shared libary */ #ifdef USE_LIBGTKHTML2 #include <ctype.h> void init_libgtkhtml2 (void) { void *handle = NULL; handle = dlopen( "libgtkhtml-2.so", RTLD_LAZY ); /* If we loaded it, grab the symbols we want */ if ( handle ) { _html_document_new = dlsym(handle, "html_document_new"); _html_view_new = dlsym(handle, "html_view_new"); //... _gtk_html_context_get = dlsym(handle, "gtk_html_context_get" ); g_object_set( G_OBJECT(_gtk_html_context_get()), "debug_painting", FALSE, NULL ); } } #endif /* Try to load the WebKitGtk shared libary */ #ifdef USE_WEBKIT void init_webkit(void) { char libname[101] = {0}; void *handle = NULL; snprintf( libname, 100, "lib%s.so", WEBKIT_LIB); handle = dlopen( libname, RTLD_LAZY ); /* If we loaded it, grab the symbols we want */ if ( handle ) { _webkit_web_view_get_type = dlsym( handle, "webkit_web_view_get_type" ); _webkit_web_view_load_html_string = dlsym( handle, "webkit_web_view_load_html_string" ); _webkit_web_view_open = dlsym( handle, "webkit_web_view_open" ); _webkit_web_view_new = dlsym( handle, "webkit_web_view_new" ); _webkit_web_view_go_back = dlsym( handle, "webkit_web_view_go_back" ); _webkit_web_view_go_forward = dlsym( handle, "webkit_web_view_go_forward" ); _webkit_web_view_reload = dlsym( handle, "webkit_web_view_reload" ); _webkit_web_view_stop_loading = dlsym( handle, "webkit_web_view_stop_loading" ); # ifdef WEBKIT_CHECK_VERSION # if WEBKIT_CHECK_VERSION(1,1,5) _webkit_web_frame_print = dlsym( handle, "webkit_web_frame_print" ); _webkit_web_view_get_focused_frame = dlsym( handle, "webkit_web_view_get_focused_frame" ); # endif # endif } } #endif static GStaticRecMutex _dw_gdk_lock; static void _dw_gdk_lock_enter(void) { g_static_rec_mutex_lock(&_dw_gdk_lock); } static void _dw_gdk_lock_leave(void) { g_static_rec_mutex_unlock(&_dw_gdk_lock); } /* * Initializes the Dynamic Windows engine. * Parameters: * newthread: True if this is the only thread. * False if there is already a message loop running. */ int dw_int_init(DWResources *res, int newthread, int *argc, char **argv[]) { int z; char *fname; static char * test_xpm[] = { "1 1 1 1", " c None", " "}; if(res) { _resources.resource_max = res->resource_max; _resources.resource_id = res->resource_id; _resources.resource_data = res->resource_data; } /* Setup the private data directory */ if(argc && argv && *argc > 0 && (*argv)[0]) { char *pathcopy = strdup((*argv)[0]); char *pos = strrchr(pathcopy, '/'); char *binname = pathcopy; /* If we have a / then... * the binary name should be at the end. */ if(pos) { binname = pos + 1; *pos = 0; } if(*binname) { char *binpos = strstr(pathcopy, "/bin"); if(binpos) strncpy(_dw_share_path, pathcopy, (size_t)(binpos - pathcopy)); else strcpy(_dw_share_path, "/usr/local"); strcat(_dw_share_path, "/share/"); strcat(_dw_share_path, binname); } if(pathcopy) free(pathcopy); } /* If that failed... just get the current directory */ if(!_dw_share_path[0] && !getcwd(_dw_share_path, PATH_MAX)) _dw_share_path[0] = '/'; gtk_set_locale(); #if !GLIB_CHECK_VERSION(2,32,0) g_thread_init(NULL); #endif #if GTK_MAJOR_VERSION > 1 g_static_rec_mutex_init(&_dw_gdk_lock); gdk_threads_set_lock_functions(G_CALLBACK(_dw_gdk_lock_enter), G_CALLBACK(_dw_gdk_lock_leave)); gdk_threads_init(); #endif gtk_init(argc, argv); #ifdef USE_IMLIB gdk_imlib_init(); #endif /* Add colors to the system colormap */ _dw_cmap = gdk_colormap_get_system(); for(z=0;z<16;z++) gdk_color_alloc(_dw_cmap, &_colors[z]); pthread_key_create(&_dw_fg_color_key, NULL); pthread_key_create(&_dw_bg_color_key, NULL); pthread_key_create(&_dw_mutex_key, NULL); _init_thread(); gtk_rc_parse_string("style \"gtk-tooltips-style\" { bg[NORMAL] = \"#eeee00\" } widget \"gtk-tooltips\" style \"gtk-tooltips-style\""); #ifdef USE_GTKMOZEMBED init_mozembed(); #endif #ifdef USE_LIBGTKHTML2 init_libgtkhtml2(); #endif #ifdef USE_WEBKIT init_webkit(); #endif /* Create place holder pixmap/bitmap when one is needed by the API... * but we don't really want to display anything. */ #if GTK_MAJOR_VERSION > 1 { GdkPixbuf *pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)test_xpm); gdk_pixbuf_render_pixmap_and_mask(pixbuf, &_dw_tmppixmap, &_dw_tmpbitmap, 1); g_object_unref(pixbuf); } #elif defined(USE_IMLIB) gdk_imlib_data_to_pixmap((char **)test_xpm, &_dw_tmppixmap, &_dw_tmpbitmap); #else { GtkWidget *handle = gtk_label_new(""); gtk_widget_realize(handle); _dw_tmppixmap = gdk_pixmap_create_from_xpm_d(handle->window, &_dw_tmpbitmap, &_colors[DW_CLR_PALEGRAY], (char **)test_xpm); gtk_widget_destroy(handle); } #endif /* * Setup logging/debugging */ if ( (fname = getenv( "DWINDOWS_DEBUGFILE" ) ) != NULL ) { dbgfp = fopen( fname, "w" ); } return TRUE; } /* * Runs a message loop for Dynamic Windows. */ void API dw_main(void) { gdk_threads_enter(); _dw_thread = pthread_self(); gtk_main(); _dw_thread = (pthread_t)-1; gdk_threads_leave(); } /* * Causes running dw_main() to return. */ void API dw_main_quit(void) { gtk_main_quit(); } /* * Runs a message loop for Dynamic Windows, for a period of milliseconds. * Parameters: * milliseconds: Number of milliseconds to run the loop for. */ void API dw_main_sleep(int milliseconds) { struct timeval tv, start; pthread_t curr = pthread_self(); gettimeofday(&start, NULL); if(_dw_thread == (pthread_t)-1 || _dw_thread == curr) { pthread_t orig = _dw_thread; gettimeofday(&tv, NULL); while(((tv.tv_sec - start.tv_sec)*1000) + ((tv.tv_usec - start.tv_usec)/1000) <= milliseconds) { int _locked_by_me = FALSE; if(orig == (pthread_t)-1) { if(!pthread_getspecific(_dw_mutex_key)) { gdk_threads_enter(); pthread_setspecific(_dw_mutex_key, (void *)1); _locked_by_me = TRUE; } _dw_thread = curr; } if(curr == _dw_thread && gtk_events_pending()) gtk_main_iteration(); else _dw_msleep(1); if(orig == (pthread_t)-1) { _dw_thread = orig; if(_locked_by_me) { pthread_setspecific(_dw_mutex_key, NULL); gdk_threads_leave(); } } gettimeofday(&tv, NULL); } } else _dw_msleep(milliseconds); } /* * Processes a single message iteration and returns. */ void API dw_main_iteration(void) { pthread_t orig = _dw_thread; pthread_t curr = pthread_self(); int _locked_by_me = FALSE; if(_dw_thread == (pthread_t)-1) { if(!pthread_getspecific(_dw_mutex_key)) { gdk_threads_enter(); pthread_setspecific(_dw_mutex_key, (void *)1); _locked_by_me = TRUE; } _dw_thread = curr; } if(curr == _dw_thread && gtk_events_pending()) gtk_main_iteration(); else sched_yield(); if(orig == (pthread_t)-1) { _dw_thread = orig; if(_locked_by_me) { pthread_setspecific(_dw_mutex_key, NULL); gdk_threads_leave(); } } } /* * Free's memory allocated by dynamic windows. * Parameters: * ptr: Pointer to dynamic windows allocated * memory to be free()'d. */ void dw_free(void *ptr) { free(ptr); } /* * Allocates and initializes a dialog struct. * Parameters: * data: User defined data to be passed to functions. */ DWDialog *dw_dialog_new(void *data) { DWDialog *tmp = malloc(sizeof(DWDialog)); if ( tmp ) { tmp->eve = dw_event_new(); dw_event_reset(tmp->eve); tmp->data = data; tmp->done = FALSE; tmp->method = FALSE; tmp->result = NULL; } return tmp; } /* * Accepts a dialog struct and returns the given data to the * initial called of dw_dialog_wait(). * Parameters: * dialog: Pointer to a dialog struct aquired by dw_dialog_new). * result: Data to be returned by dw_dialog_wait(). */ int dw_dialog_dismiss(DWDialog *dialog, void *result) { dialog->result = result; if(dialog->method) gtk_main_quit(); else dw_event_post(dialog->eve); dialog->done = TRUE; return 0; } /* * Accepts a dialog struct waits for dw_dialog_dismiss() to be * called by a signal handler with the given dialog struct. * Parameters: * dialog: Pointer to a dialog struct aquired by dw_dialog_new). */ void *dw_dialog_wait(DWDialog *dialog) { void *tmp; int newprocess = 0; /* _dw_thread will be -1 if dw_main hasn't been run yet. */ if(_dw_thread == (pthread_t)-1) { _dw_thread = pthread_self(); newprocess = 1; gdk_threads_enter(); } if(pthread_self() == _dw_thread) { dialog->method = TRUE; gtk_main(); } else { dialog->method = FALSE; dw_event_wait(dialog->eve, -1); } if(newprocess) { _dw_thread = (pthread_t)-1; gdk_threads_leave(); } dw_event_close(&dialog->eve); tmp = dialog->result; free(dialog); return tmp; } static int _dw_ok_func(HWND window, void *data) { DWDialog *dwwait = (DWDialog *)data; if(!dwwait) return FALSE; dw_window_destroy((HWND)dwwait->data); dw_dialog_dismiss((DWDialog *)data, (void *)DW_MB_RETURN_OK); return FALSE; } int _dw_yes_func(HWND window, void *data) { DWDialog *dwwait = (DWDialog *)data; if(!dwwait) return FALSE; dw_window_destroy((HWND)dwwait->data); dw_dialog_dismiss((DWDialog *)data, (void *)DW_MB_RETURN_YES); return FALSE; } int _dw_no_func(HWND window, void *data) { DWDialog *dwwait = (DWDialog *)data; if(!dwwait) return FALSE; dw_window_destroy((HWND)dwwait->data); dw_dialog_dismiss((DWDialog *)data, (void *)DW_MB_RETURN_NO); return FALSE; } int _dw_cancel_func(HWND window, void *data) { DWDialog *dwwait = (DWDialog *)data; if(!dwwait) return FALSE; dw_window_destroy((HWND)dwwait->data); dw_dialog_dismiss((DWDialog *)data, (void *)DW_MB_RETURN_CANCEL); return FALSE; } /* * Displays a debug message on the console... * Parameters: * format: printf style format string. * ...: Additional variables for use in the format. */ void API dw_debug(char *format, ...) { va_list args; char outbuf[1025] = {0}; va_start(args, format); vsnprintf(outbuf, 1024, format, args); va_end(args); fprintf(stderr, "%s", outbuf); } /* * Displays a Message Box with given text and title.. * Parameters: * title: The title of the message box. * flags: Defines buttons and icons to display * format: printf style format string. * ...: Additional variables for use in the format. */ int dw_messagebox(char *title, int flags, char *format, ...) { HWND entrywindow, texttargetbox, imagetextbox, mainbox, okbutton, nobutton, yesbutton, cancelbutton, buttonbox, stext; ULONG flStyle = DW_FCF_TITLEBAR | DW_FCF_SHELLPOSITION | DW_FCF_DLGBORDER; DWDialog *dwwait; va_list args; char outbuf[1025] = {0}; char **xpm_data = NULL; int x, y, extra_width=0,text_width,text_height; int width,height; va_start(args, format); vsnprintf(outbuf, 1024, format, args); va_end(args); entrywindow = dw_window_new(HWND_DESKTOP, title, flStyle); mainbox = dw_box_new(DW_VERT, 10); dw_box_pack_start(entrywindow, mainbox, 0, 0, TRUE, TRUE, 0); /* determine if an icon is to be used - if so we need another HORZ box */ if((flags & DW_MB_ERROR) | (flags & DW_MB_WARNING) | (flags & DW_MB_INFORMATION) | (flags & DW_MB_QUESTION)) { imagetextbox = dw_box_new(DW_HORZ, 0); dw_box_pack_start(mainbox, imagetextbox, 0, 0, TRUE, TRUE, 2); texttargetbox = imagetextbox; } else { imagetextbox = NULL; texttargetbox = mainbox; } if(flags & DW_MB_ERROR) xpm_data = (char **)_dw_messagebox_error; else if(flags & DW_MB_WARNING) xpm_data = (char **)_dw_messagebox_warning; else if(flags & DW_MB_INFORMATION) xpm_data = (char **)_dw_messagebox_information; else if(flags & DW_MB_QUESTION) xpm_data = (char **)_dw_messagebox_question; if(xpm_data) extra_width = 32; if(texttargetbox == imagetextbox) { GdkPixmap *icon_pixmap = NULL; GdkBitmap *bitmap = NULL; HWND handle = dw_bitmap_new( 100 ); #if GTK_MAJOR_VERSION > 1 GdkPixbuf *icon_pixbuf = gdk_pixbuf_new_from_xpm_data((const char **)xpm_data); gdk_pixbuf_render_pixmap_and_mask(icon_pixbuf, &icon_pixmap, &bitmap, 1); g_object_unref(icon_pixbuf); #elif defined(USE_IMLIB) gdk_imlib_data_to_pixmap((char **)xpm_data, &icon_pixmap, &bitmap); #else icon_pixmap = gdk_pixmap_create_from_xpm_d(handle->window, &bitmap, &_colors[DW_CLR_PALEGRAY], (char **)xpm_data); #endif #if GTK_MAJOR_VERSION > 1 gtk_image_set_from_pixmap(GTK_IMAGE(handle), icon_pixmap, bitmap); #else gtk_pixmap_set(GTK_PIXMAP(handle), icon_pixmap, bitmap); #endif dw_box_pack_start( texttargetbox, handle, 32, 32, FALSE, FALSE, 2); } /* Create text */ text_width = 240; text_height = 0; stext = dw_text_new(outbuf, 0); dw_window_set_style(stext, DW_DT_WORDBREAK, DW_DT_WORDBREAK); dw_font_text_extents_get(stext, NULL, outbuf, &width, &height); #if 0 height = height+3; if(width < text_width) text_height = height*2; else if(width < text_width*2) text_height = height*3; else if(width < text_width*3) text_height = height*4; else /* width > (3*text_width) */ { text_width = (width / 3) + 60; text_height = height*4; } #else text_width = min( width, dw_screen_width() - extra_width - 100 ); text_height = min( height, dw_screen_height() ); #endif dw_box_pack_start(texttargetbox, stext, text_width, text_height, TRUE, TRUE, 2); /* Buttons */ buttonbox = dw_box_new(DW_HORZ, 10); dw_box_pack_start(mainbox, buttonbox, 0, 0, TRUE, FALSE, 0); dwwait = dw_dialog_new((void *)entrywindow); /* which buttons ? */ if(flags & DW_MB_OK) { okbutton = dw_button_new("Ok", 1001L); dw_box_pack_start(buttonbox, okbutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(okbutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_ok_func), (void *)dwwait); } else if(flags & DW_MB_OKCANCEL) { okbutton = dw_button_new("Ok", 1001L); dw_box_pack_start(buttonbox, okbutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(okbutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_ok_func), (void *)dwwait); cancelbutton = dw_button_new("Cancel", 1002L); dw_box_pack_start(buttonbox, cancelbutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(cancelbutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_cancel_func), (void *)dwwait); } else if(flags & DW_MB_YESNO) { yesbutton = dw_button_new("Yes", 1001L); dw_box_pack_start(buttonbox, yesbutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(yesbutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_yes_func), (void *)dwwait); nobutton = dw_button_new("No", 1002L); dw_box_pack_start(buttonbox, nobutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(nobutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_no_func), (void *)dwwait); } else if(flags & DW_MB_YESNOCANCEL) { yesbutton = dw_button_new("Yes", 1001L); dw_box_pack_start(buttonbox, yesbutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(yesbutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_yes_func), (void *)dwwait); nobutton = dw_button_new("No", 1002L); dw_box_pack_start(buttonbox, nobutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(nobutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_no_func), (void *)dwwait); cancelbutton = dw_button_new("Cancel", 1003L); dw_box_pack_start(buttonbox, cancelbutton, 50, 30, TRUE, FALSE, 2); dw_signal_connect(cancelbutton, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_cancel_func), (void *)dwwait); } height = max(50,text_height)+100; x = (dw_screen_width() - (text_width+60+extra_width))/2; y = (dw_screen_height() - height)/2; dw_window_set_pos_size(entrywindow, x, y, (text_width+60+extra_width), height); dw_window_show(entrywindow); return GPOINTER_TO_INT(dw_dialog_wait(dwwait)); } /* * Minimizes or Iconifies a top-level window. * Parameters: * handle: The window handle to minimize. */ int dw_window_minimize(HWND handle) { int _locked_by_me = FALSE; #if GTK_MAJOR_VERSION > 1 GtkWidget *mdi = NULL; #endif if(!handle) return 0; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if((mdi = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mdi")) && GTK_IS_MDI(mdi)) { gtk_mdi_set_state(GTK_MDI(mdi), handle, CHILD_ICONIFIED); } else #endif { #if 0 XIconifyWindow(GDK_WINDOW_XDISPLAY(GTK_WIDGET(handle)->window), GDK_WINDOW_XWINDOW(GTK_WIDGET(handle)->window), DefaultScreen (GDK_DISPLAY ())); #else gtk_window_iconify( GTK_WINDOW(handle) ); #endif } DW_MUTEX_UNLOCK; return 0; } /* * Makes the window topmost. * Parameters: * handle: The window handle to make topmost. */ int dw_window_raise(HWND handle) { int _locked_by_me = FALSE; if(!handle) return 0; DW_MUTEX_LOCK; gdk_window_raise(GTK_WIDGET(handle)->window); DW_MUTEX_UNLOCK; return 0; } /* * Makes the window bottommost. * Parameters: * handle: The window handle to make bottommost. */ int dw_window_lower(HWND handle) { int _locked_by_me = FALSE; if(!handle) return 0; DW_MUTEX_LOCK; gdk_window_lower(GTK_WIDGET(handle)->window); DW_MUTEX_UNLOCK; return 0; } /* * Makes the window visible. * Parameters: * handle: The window handle to make visible. */ int dw_window_show(HWND handle) { int _locked_by_me = FALSE; GtkWidget *defaultitem; int x = 0, y = 0; #if GTK_MAJOR_VERSION > 1 GtkWidget *mdi; #endif if (!handle) return 0; DW_MUTEX_LOCK; /* GTK 2 needs extra help moving the window after being mapped */ if(!GTK_WIDGET_MAPPED(handle)) { x = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_absolutex")); y = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_absolutey")); } gtk_widget_show(handle); #if GTK_MAJOR_VERSION > 1 if ((mdi = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mdi")) && GTK_IS_MDI(mdi)) { gtk_mdi_set_state(GTK_MDI(mdi), handle, CHILD_NORMAL); } else #endif if(GTK_IS_WINDOW(handle)) { /* Move the window to where it should be so gdk_window_get_frame_extents() * called from dw_window_set_pos() and dw_window_set_size() don't make the * window appear in a bad location on the screen. */ if(x || y) { gtk_window_move(GTK_WINDOW(handle), x, y); /* Clear out the data so we don't do it again */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_absolutex", NULL); gtk_object_set_data(GTK_OBJECT(handle), "_dw_absolutey", NULL); } if (GTK_WIDGET(handle)->window) { int width = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_width")); int height = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_height")); /* If we had a size request before shown */ if (width || height) { /* Call the size function again now that we are realized */ dw_window_set_size(handle, width, height); /* Clear out the data so we don't do it again */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_width", NULL); gtk_object_set_data(GTK_OBJECT(handle), "_dw_height", NULL); } /* If we had a position request before shown */ if (gtk_object_get_data(GTK_OBJECT(handle), "_dw_pos")) { x = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_x")); y = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_y")); /* Call the position function again now that we are realized */ dw_window_set_pos(handle, x, y); /* Clear out the data so we don't do it again */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_pos", NULL); } /* Make sure it is the topmost window */ gdk_window_raise(GTK_WIDGET(handle)->window); gdk_flush(); /* And visible */ gdk_window_show(GTK_WIDGET(handle)->window); gdk_flush(); } defaultitem = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_defaultitem"); if (defaultitem) gtk_widget_grab_focus(defaultitem); } DW_MUTEX_UNLOCK; return 0; } /* * Makes the window invisible. * Parameters: * handle: The window handle to make visible. */ int dw_window_hide(HWND handle) { int _locked_by_me = FALSE; #if GTK_MAJOR_VERSION > 1 GtkWidget *mdi = NULL; #endif if(!handle) return 0; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if((mdi = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mdi")) && GTK_IS_MDI(mdi)) { gtk_mdi_set_state(GTK_MDI(mdi), handle, CHILD_ICONIFIED); } else #endif gtk_widget_hide(handle); DW_MUTEX_UNLOCK; return 0; } /* * Destroys a window and all of it's children. * Parameters: * handle: The window handle to destroy. */ int dw_window_destroy(HWND handle) { int _locked_by_me = FALSE; #if GTK_MAJOR_VERSION > 1 GtkWidget *mdi = NULL; #endif if(!handle) return 0; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if((mdi = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mdi")) && GTK_IS_MDI(mdi)) { gtk_mdi_remove(GTK_MDI(mdi), handle); } #endif if(GTK_IS_WIDGET(handle)) { GtkWidget *eventbox = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_eventbox"); if(eventbox && GTK_IS_WIDGET(eventbox)) gtk_widget_destroy(eventbox); else gtk_widget_destroy(handle); } DW_MUTEX_UNLOCK; return 0; } /* Causes entire window to be invalidated and redrawn. * Parameters: * handle: Toplevel window handle to be redrawn. */ void dw_window_redraw(HWND handle) { } /* * Changes a window's parent to newparent. * Parameters: * handle: The window handle to destroy. * newparent: The window's new parent window. */ void dw_window_reparent(HWND handle, HWND newparent) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gdk_window_reparent(GTK_WIDGET(handle)->window, newparent ? GTK_WIDGET(newparent)->window : GDK_ROOT_PARENT(), 0, 0); DW_MUTEX_UNLOCK; } static int _set_font(HWND handle, char *fontname) { int retval = FALSE; #if GTK_MAJOR_VERSION < 2 GtkStyle *style; GdkFont *font = NULL; font = gdk_font_load(fontname); if(font) { style = gtk_widget_get_style(handle); style->font = font; gtk_widget_set_style(handle, style); retval = TRUE; } #else PangoFontDescription *font = pango_font_description_from_string(fontname); if(font) { gtk_widget_modify_font(handle, font); pango_font_description_free(font); } #endif return retval; } static int _dw_font_active = 0; /* Internal function to handle the font OK press */ static gint _gtk_font_ok(GtkWidget *widget, DWDialog *dwwait) { GtkFontSelectionDialog *fd; char *retfont = NULL; gchar *fontname; int len, x; if(!dwwait) return FALSE; fd = dwwait->data; fontname = gtk_font_selection_dialog_get_font_name(fd); if(fontname && (retfont = strdup(fontname))) { len = strlen(fontname); /* Convert to Dynamic Windows format if we can... */ if(len > 0 && isdigit(fontname[len-1])) { int size; x=len-1; while(x > 0 && fontname[x] != ' ') { x--; } size = atoi(&fontname[x]); /* If we were able to find a valid size... */ if(size > 0) { /* Null terminate after the name... * and create the Dynamic Windows style font. */ fontname[x] = 0; snprintf(retfont, len+1, "%d.%s", size, fontname); } } dw_free(fontname); } gtk_widget_destroy(GTK_WIDGET(fd)); _dw_font_active = 0; dw_dialog_dismiss(dwwait, (void *)retfont); return FALSE; } /* Internal function to handle the font Cancel press */ static gint _gtk_font_cancel(GtkWidget *widget, DWDialog *dwwait) { if(!dwwait) return FALSE; gtk_widget_destroy(GTK_WIDGET(dwwait->data)); _dw_font_active = 0; dw_dialog_dismiss(dwwait, NULL); return FALSE; } /* Allows the user to choose a font using the system's font chooser dialog. * Parameters: * currfont: current font * Returns: * A malloced buffer with the selected font or NULL on error. */ char * API dw_font_choose(char *currfont) { GtkFontSelectionDialog *fd; char *font = currfont ? strdup(currfont) : NULL; char *name = font ? strchr(font, '.') : NULL; int _locked_by_me = FALSE; char *retfont = NULL; DWDialog *dwwait; /* Detect Dynamic Windows style font name... * Format: ##.Fontname * and convert to a Pango name */ if(name && isdigit(*font)) { int size = atoi(font); *name = 0; name++; sprintf(font, "%s %d", name, size); } DW_MUTEX_LOCK; /* The DW mutex should be sufficient for * insuring no thread changes this unknowingly. */ if(_dw_font_active) { DW_MUTEX_UNLOCK; if(font) free(font); return NULL; } fd = (GtkFontSelectionDialog *)gtk_font_selection_dialog_new("Choose font"); if(font) { gtk_font_selection_dialog_set_font_name(fd, font); free(font); } _dw_font_active = 1; dwwait = dw_dialog_new((void *)fd); g_signal_connect(G_OBJECT(fd->ok_button), "clicked", G_CALLBACK(_gtk_font_ok), dwwait); g_signal_connect(G_OBJECT(fd->cancel_button), "clicked", G_CALLBACK(_gtk_font_cancel), dwwait); gtk_widget_show(GTK_WIDGET(fd)); retfont = (char *)dw_dialog_wait(dwwait); DW_MUTEX_UNLOCK; return retfont; } /* * Sets the default font used on text based widgets. * Parameters: * fontname: Font name in Dynamic Windows format. */ void API dw_font_set_default(char *fontname) { char *oldfont = _DWDefaultFont; _DWDefaultFont = strdup(fontname); if(oldfont) free(oldfont); } /* Convert DW style font to pango style */ void _convert_font(char *font) { char *name = strchr(font, '.'); /* Detect Dynamic Windows style font name... * Format: ##.Fontname * and convert to a Pango name */ if(name && isdigit(*font)) { int size = atoi(font); *name = 0; name++; sprintf(font, "%s %d", name, size); } } /* * Sets the font used by a specified window (widget) handle. * Parameters: * handle: The window (widget) handle. * fontname: Name and size of the font in the form "size.fontname" */ int dw_window_set_font(HWND handle, char *fontname) { #if GTK_MAJOR_VERSION > 1 PangoFontDescription *pfont; #else GdkFont *gdkfont; #endif GtkWidget *handle2 = handle; char *font = strdup(fontname); int _locked_by_me = FALSE; gpointer data; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } /* If it is a groupox we want to operate on the frame label */ else if(GTK_IS_FRAME(handle)) { GtkWidget *tmp = gtk_frame_get_label_widget(GTK_FRAME(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_BUTTON(handle)) { GtkWidget *tmp = gtk_bin_get_child(GTK_BIN(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_COMBO(handle)) { GtkWidget *tmp = GTK_COMBO(handle)->entry; if(tmp) handle2 = tmp; } #if GTK_MAJOR_VERSION < 2 /* Free old font if it exists */ gdkfont = (GdkFont *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_gdkfont"); if(gdkfont) gdk_font_unref(gdkfont); gdkfont = gdk_font_load(fontname); if(!gdkfont) gdkfont = gdk_font_load("fixed"); gtk_object_set_data(GTK_OBJECT(handle2), "_dw_gdkfont", (gpointer)gdkfont); #else _convert_font(font); #endif /* Free old font name if one is allocated */ data = gtk_object_get_data(GTK_OBJECT(handle2), "_dw_fontname"); gtk_object_set_data(GTK_OBJECT(handle2), "_dw_fontname", (gpointer)font); if(data) free(data); #if GTK_MAJOR_VERSION > 1 pfont = pango_font_description_from_string(fontname); if(pfont) { gtk_widget_modify_font(handle2, pfont); pango_font_description_free(pfont); } #endif DW_MUTEX_UNLOCK; return TRUE; } /* * Gets the font used by a specified window (widget) handle. * Parameters: * handle: The window (widget) handle. */ char *dw_window_get_font(HWND handle) { #if GTK_MAJOR_VERSION > 1 PangoFontDescription *pfont; PangoContext *pcontext; #else GdkFont *gdkfont; #endif GtkWidget *handle2 = handle; char *font; char *retfont=NULL; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } /* If it is a groupox we want to operate on the frame label */ else if(GTK_IS_FRAME(handle)) { GtkWidget *tmp = gtk_frame_get_label_widget(GTK_FRAME(handle)); if(tmp) handle2 = tmp; } #if GTK_MAJOR_VERSION < 2 /* Free old font if it exists */ gdkfont = (GdkFont *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_gdkfont"); if(gdkfont) gdk_font_unref(gdkfont); gdkfont = gdk_font_load(fontname); if(!gdkfont) gdkfont = gdk_font_load("fixed"); gtk_object_set_data(GTK_OBJECT(handle2), "_dw_gdkfont", (gpointer)gdkfont); #endif #if GTK_MAJOR_VERSION > 1 pcontext = gtk_widget_get_pango_context( handle2 ); if ( pcontext ) { pfont = pango_context_get_font_description( pcontext ); if ( pfont ) { int len, x; font = pango_font_description_to_string( pfont ); retfont = strdup(font); len = strlen(font); /* Convert to Dynamic Windows format if we can... */ if(len > 0 && isdigit(font[len-1])) { int size; x=len-1; while(x > 0 && font[x] != ' ') { x--; } size = atoi(&font[x]); /* If we were able to find a valid size... */ if(size > 0) { /* Null terminate after the name... * and create the Dynamic Windows style font. */ font[x] = 0; snprintf(retfont, len+1, "%d.%s", size, font); } } g_free( font ); } } #endif DW_MUTEX_UNLOCK; return retfont; } void _free_gdk_colors(HWND handle) { GdkColor *old = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_foregdk"); if(old) free(old); old = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_backgdk"); if(old) free(old); } /* Free old color pointers and allocate new ones */ static void _save_gdk_colors(HWND handle, GdkColor fore, GdkColor back) { GdkColor *foregdk = malloc(sizeof(GdkColor)); GdkColor *backgdk = malloc(sizeof(GdkColor)); _free_gdk_colors(handle); *foregdk = fore; *backgdk = back; gtk_object_set_data(GTK_OBJECT(handle), "_dw_foregdk", (gpointer)foregdk); gtk_object_set_data(GTK_OBJECT(handle), "_dw_backgdk", (gpointer)backgdk); } GdkColor _get_gdkcolor(unsigned long color) { GdkColor temp = _colors[0]; if(color & DW_RGB_COLOR) { temp.pixel = 0; temp.red = DW_RED_VALUE(color) << 8; temp.green = DW_GREEN_VALUE(color) << 8; temp.blue = DW_BLUE_VALUE(color) << 8; gdk_color_alloc(_dw_cmap, &temp); } else if(color < DW_CLR_DEFAULT) { temp = _colors[color]; } return temp; } static int _set_color(HWND handle, unsigned long fore, unsigned long back) { /* Remember that each color component in X11 use 16 bit no matter * what the destination display supports. (and thus GDK) */ GdkColor forecolor = _get_gdkcolor(fore); GdkColor backcolor = _get_gdkcolor(back); #if GTK_MAJOR_VERSION < 2 GtkStyle *style = gtk_style_copy(gtk_widget_get_style(handle)); #endif if(fore != DW_CLR_DEFAULT) { #if GTK_MAJOR_VERSION > 1 gtk_widget_modify_text(handle, 0, &forecolor); gtk_widget_modify_text(handle, 1, &forecolor); gtk_widget_modify_fg(handle, 0, &forecolor); gtk_widget_modify_fg(handle, 1, &forecolor); #else if(style) style->text[0] = style->text[1] = style->fg[0] = style->fg[1] = forecolor; #endif } if(back != DW_CLR_DEFAULT) { #if GTK_MAJOR_VERSION > 1 gtk_widget_modify_base(handle, 0, &backcolor); gtk_widget_modify_base(handle, 1, &backcolor); gtk_widget_modify_bg(handle, 0, &backcolor); gtk_widget_modify_bg(handle, 1, &backcolor); #else if(style) style->base[0] = style->base[1] = style->bg[0] = style->bg[1] = backcolor; #endif } _save_gdk_colors(handle, forecolor, backcolor); if(GTK_IS_CLIST(handle)) { int z, rowcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_rowcount")); for(z=0;z<rowcount;z++) { gtk_clist_set_foreground(GTK_CLIST(handle), z, &forecolor); gtk_clist_set_background(GTK_CLIST(handle), z, &backcolor); } } #if GTK_MAJOR_VERSION < 2 if(style) { gtk_widget_set_style(handle, style); gtk_style_unref(style); } #endif return TRUE; } void _update_clist_rows(HWND handle) { if(GTK_IS_CLIST(handle)) { int z, rowcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_rowcount")); unsigned long odd = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_oddcol")); unsigned long even = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_evencol")); GdkColor *backcol = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_backgdk"); if(!backcol) backcol = &_colors[DW_CLR_WHITE]; if(odd != DW_RGB_TRANSPARENT || even != DW_RGB_TRANSPARENT) { GdkColor oddcol = _get_gdkcolor(odd); GdkColor evencol = _get_gdkcolor(even); for(z=0;z<rowcount;z++) { int which = z % 2; if(which) gtk_clist_set_background(GTK_CLIST(handle), z, odd != DW_RGB_TRANSPARENT ? &oddcol : backcol); else if(!which) gtk_clist_set_background(GTK_CLIST(handle), z, even != DW_RGB_TRANSPARENT ? &evencol : backcol); } } } } /* * Sets the colors used by a specified window (widget) handle. * Parameters: * handle: The window (widget) handle. * fore: Foreground color in RGB format. * back: Background color in RGB format. */ int dw_window_set_color(HWND handle, unsigned long fore, unsigned long back) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle) || GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_TABLE(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_eventbox"); if(tmp) handle2 = tmp; } _set_color(handle2, fore, back); DW_MUTEX_UNLOCK; return TRUE; } /* * Sets the font used by a specified window (widget) handle. * Parameters: * handle: The window (widget) handle. * border: Size of the window border in pixels. */ int dw_window_set_border(HWND handle, int border) { /* TODO */ return 0; } /* * Captures the mouse input to this window. * Parameters: * handle: Handle to receive mouse input. */ void dw_window_capture(HWND handle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gdk_pointer_grab(handle->window, TRUE, GDK_BUTTON_RELEASE_MASK | GDK_BUTTON_PRESS_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK, NULL, NULL, GDK_CURRENT_TIME); DW_MUTEX_UNLOCK; } /* * Changes the appearance of the mouse pointer. * Parameters: * handle: Handle to widget for which to change. * cursortype: ID of the pointer you want. */ void dw_window_set_pointer(HWND handle, int pointertype) { int _locked_by_me = FALSE; GdkCursor *cursor; DW_MUTEX_LOCK; if(pointertype & (1 << 31)) { GdkBitmap *bitmap = NULL; GdkPixmap *pixmap = _find_private_pixmap(&bitmap, GINT_TO_POINTER((pointertype & 0xFFFFFF)), NULL, NULL); cursor = gdk_cursor_new_from_pixmap(pixmap, (GdkPixmap *)bitmap, &_colors[DW_CLR_WHITE], &_colors[DW_CLR_BLACK], 8, 8); } else if(!pointertype) cursor = NULL; else cursor = gdk_cursor_new(pointertype); if(handle && handle->window) gdk_window_set_cursor(handle->window, cursor); if(cursor) gdk_cursor_destroy(cursor); DW_MUTEX_UNLOCK; } /* * Releases previous mouse capture. */ void dw_window_release(void) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gdk_pointer_ungrab(GDK_CURRENT_TIME); DW_MUTEX_UNLOCK; } /* * Create a new Window Frame. * Parameters: * owner: The Owner's window handle or HWND_DESKTOP. * title: The Window title. * flStyle: Style flags, see the PM reference. */ HWND dw_window_new(HWND hwndOwner, char *title, unsigned long flStyle) { GtkWidget *tmp; int _locked_by_me = FALSE; int flags = 0; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(hwndOwner && GTK_IS_MDI(hwndOwner)) { GtkWidget *label; tmp = dw_box_new(DW_VERT, 0); label = gtk_label_new(title); gtk_widget_show(label); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_mdi_child", GINT_TO_POINTER(1)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_mdi_title", (gpointer)label); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_mdi", (gpointer)hwndOwner); gtk_mdi_put(GTK_MDI(hwndOwner), tmp, 100, 75, label); } else #endif { GtkWidget *box = dw_box_new(DW_VERT, 0); GtkWidget *table = gtk_table_new(2, 1, FALSE); gtk_widget_show_all(table); last_window = tmp = gtk_window_new(GTK_WINDOW_TOPLEVEL); gtk_window_set_title(GTK_WINDOW(tmp), title); gtk_window_set_resizable(GTK_WINDOW(tmp), (flStyle & DW_FCF_SIZEBORDER) ? TRUE : FALSE); gtk_widget_realize(tmp); if(flStyle & DW_FCF_TITLEBAR) flags |= GDK_DECOR_TITLE; if(flStyle & DW_FCF_MINMAX) flags |= GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE; if(flStyle & DW_FCF_SIZEBORDER) flags |= GDK_DECOR_RESIZEH | GDK_DECOR_BORDER; if(flStyle & (DW_FCF_BORDER | DW_FCF_DLGBORDER)) flags |= GDK_DECOR_BORDER; #if GTK_MAJOR_VERSION > 1 if(flStyle & DW_FCF_MAXIMIZE) gtk_window_maximize(GTK_WINDOW(tmp)); if(flStyle & DW_FCF_MINIMIZE) gtk_window_iconify(GTK_WINDOW(tmp)); #endif #if GTK_CHECK_VERSION(2,10,0) /* Either the CLOSEBUTTON or SYSMENU flags should make it deletable */ gtk_window_set_deletable(GTK_WINDOW(tmp), (flStyle & (DW_FCF_CLOSEBUTTON | DW_FCF_SYSMENU)) ? TRUE : FALSE); #endif gdk_window_set_decorations(tmp->window, flags); if(!flags) gtk_window_set_decorated(GTK_WINDOW(tmp), FALSE); if(hwndOwner) gdk_window_reparent(GTK_WIDGET(tmp)->window, GTK_WIDGET(hwndOwner)->window, 0, 0); gtk_table_attach(GTK_TABLE(table), box, 0, 1, 1, 2, GTK_EXPAND | GTK_FILL | GTK_SHRINK, GTK_EXPAND | GTK_FILL | GTK_SHRINK, 0, 0); gtk_container_add(GTK_CONTAINER(tmp), table); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_boxhandle", (gpointer)box); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_table", (gpointer)table); gtk_widget_add_events(GTK_WIDGET(tmp), GDK_PROPERTY_CHANGE_MASK); } gtk_object_set_data(GTK_OBJECT(tmp), "_dw_style", GINT_TO_POINTER(flStyle)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new Box to be packed. * Parameters: * type: Either DW_VERT (vertical) or DW_HORZ (horizontal). * pad: Number of pixels to pad around the box. */ HWND dw_box_new(int type, int pad) { GtkWidget *tmp, *eventbox; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_table_new(1, 1, FALSE); eventbox = gtk_event_box_new(); gtk_widget_show(eventbox); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_eventbox", (gpointer)eventbox); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_boxtype", GINT_TO_POINTER(type)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_boxpad", GINT_TO_POINTER(pad)); gtk_widget_show(tmp); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new scrollable Box to be packed. * Parameters: * type: Either DW_VERT (vertical) or DW_HORZ (horizontal). * pad: Number of pixels to pad around the box. */ HWND dw_scrollbox_new( int type, int pad ) { GtkWidget *tmp, *box, *eventbox; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_scrolled_window_new(NULL, NULL); gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (tmp), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); box = gtk_table_new(1, 1, FALSE); eventbox = gtk_event_box_new(); gtk_widget_show(eventbox); gtk_object_set_data(GTK_OBJECT(box), "_dw_eventbox", (gpointer)eventbox); gtk_object_set_data(GTK_OBJECT(box), "_dw_boxtype", GINT_TO_POINTER(type)); gtk_object_set_data(GTK_OBJECT(box), "_dw_boxpad", GINT_TO_POINTER(pad)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_boxhandle", (gpointer)box); gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(tmp),box); gtk_object_set_user_data(GTK_OBJECT(tmp), box); gtk_widget_show(box); gtk_widget_show(tmp); DW_MUTEX_UNLOCK; return tmp; } /* * Returns the position of the scrollbar in the scrollbox * Parameters: * handle: Handle to the scrollbox to be queried. * orient: The vertical or horizontal scrollbar. */ int dw_scrollbox_get_pos(HWND handle, int orient) { int val = -1, _locked_by_me = FALSE; GtkAdjustment *adjustment; if (!handle) return -1; DW_MUTEX_LOCK; if ( orient == DW_HORZ ) adjustment = gtk_scrolled_window_get_hadjustment( GTK_SCROLLED_WINDOW(handle) ); else adjustment = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(handle) ); if (adjustment) val = _round_value(adjustment->value); DW_MUTEX_UNLOCK; return val; } /* * Gets the range for the scrollbar in the scrollbox. * Parameters: * handle: Handle to the scrollbox to be queried. * orient: The vertical or horizontal scrollbar. */ int API dw_scrollbox_get_range(HWND handle, int orient) { int range = -1, _locked_by_me = FALSE; GtkAdjustment *adjustment; if (!handle) return -1; DW_MUTEX_LOCK; if ( orient == DW_HORZ ) adjustment = gtk_scrolled_window_get_hadjustment( GTK_SCROLLED_WINDOW(handle) ); else adjustment = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(handle) ); if (adjustment) { range = _round_value(adjustment->upper); } DW_MUTEX_UNLOCK; return range; } /* * Create a new Group Box to be packed. * Parameters: * type: Either DW_VERT (vertical) or DW_HORZ (horizontal). * pad: Number of pixels to pad around the box. * title: Text to be displayined in the group outline. */ HWND dw_groupbox_new(int type, int pad, char *title) { GtkWidget *tmp, *frame; int _locked_by_me = FALSE; DW_MUTEX_LOCK; frame = gtk_frame_new(NULL); gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_ETCHED_IN); gtk_frame_set_label(GTK_FRAME(frame), title && *title ? title : NULL); tmp = gtk_table_new(1, 1, FALSE); gtk_container_border_width(GTK_CONTAINER(tmp), pad); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_boxtype", GINT_TO_POINTER(type)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_boxpad", GINT_TO_POINTER(pad)); gtk_object_set_data(GTK_OBJECT(frame), "_dw_boxhandle", (gpointer)tmp); gtk_container_add(GTK_CONTAINER(frame), tmp); gtk_widget_show(tmp); gtk_widget_show(frame); if(_DWDefaultFont) dw_window_set_font(frame, _DWDefaultFont); DW_MUTEX_UNLOCK; return frame; } /* * Create a new MDI Frame to be packed. * Parameters: * id: An ID to be used with dw_window_from_id or 0L. */ HWND dw_mdi_new(unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 tmp = gtk_mdi_new(); #else tmp = gtk_vbox_new(FALSE, 0); #endif gtk_widget_show(tmp); DW_MUTEX_UNLOCK; return tmp; } /* * Create a bitmap object to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_bitmap_new(unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 tmp = gtk_image_new(); #else tmp = gtk_pixmap_new(_dw_tmppixmap, _dw_tmpbitmap); #endif gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a notebook object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HWND dw_notebook_new(unsigned long id, int top) { GtkWidget *tmp, **pagearray = calloc(sizeof(GtkWidget *), 256); int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_notebook_new(); if(top) gtk_notebook_set_tab_pos(GTK_NOTEBOOK(tmp), GTK_POS_TOP); else gtk_notebook_set_tab_pos(GTK_NOTEBOOK(tmp), GTK_POS_BOTTOM); gtk_notebook_set_scrollable(GTK_NOTEBOOK(tmp), TRUE); #if 0 gtk_notebook_popup_enable(GTK_NOTEBOOK(tmp)); #endif gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_pagearray", (gpointer)pagearray); DW_MUTEX_UNLOCK; return tmp; } /* * Create a menu object to be popped up. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HMENUI dw_menu_new(unsigned long id) { int _locked_by_me = FALSE; GtkAccelGroup *accel_group; HMENUI tmp; DW_MUTEX_LOCK; tmp = gtk_menu_new(); gtk_widget_show(tmp); accel_group = gtk_accel_group_new(); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_accel", (gpointer)accel_group); DW_MUTEX_UNLOCK; return tmp; } /* * Create a menubar on a window. * Parameters: * location: Handle of a window frame to be attached to. * If there is no box already packed into the "location", the menu will not appear * so tell the user. */ HMENUI dw_menubar_new(HWND location) { int _locked_by_me = FALSE; GtkAccelGroup *accel_group; GtkWidget *box; HMENUI tmp = 0; DW_MUTEX_LOCK; if(GTK_IS_WINDOW(location) && (box = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(location), "_dw_table"))) { /* If there is an existing menu bar, remove it */ GtkWidget *oldmenu = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(location), "_dw_menubar"); if(oldmenu) gtk_widget_destroy(oldmenu); /* Create a new menu bar */ tmp = gtk_menu_bar_new(); gtk_widget_show(tmp); accel_group = gtk_accel_group_new(); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_accel", (gpointer)accel_group); /* Save pointers to each other */ gtk_object_set_data(GTK_OBJECT(location), "_dw_menubar", (gpointer)tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_window", (gpointer)location); gtk_table_attach(GTK_TABLE(box), tmp, 0, 1, 0, 1, GTK_FILL, GTK_FILL, 0, 0); } DW_MUTEX_UNLOCK; return tmp; } /* * Destroys a menu created with dw_menubar_new or dw_menu_new. * Parameters: * menu: Handle of a menu. */ void dw_menu_destroy(HMENUI *menu) { if(menu && *menu) { int _locked_by_me = FALSE; GtkWidget *window; DW_MUTEX_LOCK; /* If it is a menu bar, try to delete the reference to it */ if(GTK_IS_MENU_BAR(*menu) && (window = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(*menu), "_dw_window"))) gtk_object_set_data(GTK_OBJECT(window), "_dw_menubar", NULL); /* Actually destroy the menu */ gtk_widget_destroy(*menu); *menu = NULL; DW_MUTEX_UNLOCK; } } char _removetilde(char *dest, char *src) { int z, cur=0; char accel = '\0'; for(z=0;z<strlen(src);z++) { if(src[z] != '~') { dest[cur] = src[z]; cur++; } else { dest[cur] = '_'; accel = src[z+1]; cur++; } } dest[cur] = 0; return accel; } /* * Adds a menuitem or submenu to an existing menu. * Parameters: * menu: The handle to the existing menu. * title: The title text on the menu item to be added. * id: An ID to be used for message passing. * flags: Extended attributes to set on the menu. * end: If TRUE memu is positioned at the end of the menu. * check: If TRUE menu is "check"able. * submenu: Handle to an existing menu to be a submenu or NULL. */ HWND dw_menu_append_item(HMENUI menu, char *title, unsigned long id, unsigned long flags, int end, int check, HMENUI submenu) { GtkWidget *tmphandle; char accel, *tempbuf = malloc(strlen(title)+1); int _locked_by_me = FALSE, submenucount; GtkAccelGroup *accel_group; if (!menu) { free(tempbuf); return NULL; } DW_MUTEX_LOCK; accel = _removetilde(tempbuf, title); accel_group = (GtkAccelGroup *)gtk_object_get_data(GTK_OBJECT(menu), "_dw_accel"); submenucount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menu), "_dw_submenucount")); if (strlen(tempbuf) == 0) tmphandle=gtk_menu_item_new(); else { char numbuf[11] = {0}; if (check) { if (accel && accel_group) { tmphandle = gtk_check_menu_item_new_with_label(""); gtk_label_parse_uline(GTK_LABEL(GTK_BIN(tmphandle)->child), tempbuf); #if 0 /* TODO: This isn't working right */ tmp_key = gtk_label_parse_uline(GTK_LABEL(GTK_BIN(tmphandle)->child), tempbuf); gtk_widget_add_accelerator(tmphandle, "activate", accel_group, tmp_key, GDK_MOD1_MASK, 0); #endif } else tmphandle = gtk_check_menu_item_new_with_label(tempbuf); gtk_check_menu_item_set_show_toggle(GTK_CHECK_MENU_ITEM(tmphandle), TRUE); snprintf(numbuf, 10, "%lu", id); gtk_object_set_data(GTK_OBJECT(menu), numbuf, (gpointer)tmphandle); } else { if (accel && accel_group) { tmphandle=gtk_menu_item_new_with_label(""); gtk_label_parse_uline(GTK_LABEL(GTK_BIN(tmphandle)->child), tempbuf); #if 0 /* TODO: This isn't working right */ tmp_key = gtk_label_parse_uline(GTK_LABEL(GTK_BIN(tmphandle)->child), tempbuf); gtk_widget_add_accelerator(tmphandle, "activate", accel_group, tmp_key, GDK_MOD1_MASK, 0); #endif } else tmphandle=gtk_menu_item_new_with_label(tempbuf); snprintf(numbuf, 10, "%lu", id); gtk_object_set_data(GTK_OBJECT(menu), numbuf, (gpointer)tmphandle); } } gtk_widget_show(tmphandle); if (submenu) { char tempbuf[101] = {0}; snprintf(tempbuf, 100, "_dw_submenu%d", submenucount); submenucount++; gtk_menu_item_set_submenu(GTK_MENU_ITEM(tmphandle), submenu); gtk_object_set_data(GTK_OBJECT(menu), tempbuf, (gpointer)submenu); gtk_object_set_data(GTK_OBJECT(menu), "_dw_submenucount", GINT_TO_POINTER(submenucount)); } if (GTK_IS_MENU_BAR(menu)) gtk_menu_bar_append(GTK_MENU_BAR(menu), tmphandle); else gtk_menu_append(GTK_MENU(menu), tmphandle); gtk_object_set_data(GTK_OBJECT(tmphandle), "_dw_id", GINT_TO_POINTER(id)); free(tempbuf); /* * Set flags */ if ( check && (flags & DW_MIS_CHECKED) ) { _dw_ignore_click = 1; gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(tmphandle), 1); _dw_ignore_click = 0; } if ( flags & DW_MIS_DISABLED ) gtk_widget_set_sensitive( tmphandle, FALSE ); DW_MUTEX_UNLOCK; return tmphandle; } GtkWidget *_find_submenu_id(GtkWidget *start, char *name) { GtkWidget *tmp; int z, submenucount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(start), "_dw_submenucount")); if((tmp = gtk_object_get_data(GTK_OBJECT(start), name))) return tmp; for(z=0;z<submenucount;z++) { char tempbuf[101] = {0}; GtkWidget *submenu, *menuitem; snprintf(tempbuf, 100, "_dw_submenu%d", z); if((submenu = gtk_object_get_data(GTK_OBJECT(start), tempbuf))) { if((menuitem = _find_submenu_id(submenu, name))) return menuitem; } } return NULL; } /* * Sets the state of a menu item check. * Parameters: * menu: The handle the the existing menu. * id: Menuitem id. * check: TRUE for checked FALSE for not checked. * deprecated: use dw_menu_item_set_state() */ void dw_menu_item_set_check(HMENUI menu, unsigned long id, int check) { char numbuf[11] = {0}; GtkWidget *tmphandle; int _locked_by_me = FALSE; if(!menu) return; DW_MUTEX_LOCK; snprintf(numbuf, 10, "%lu", id); tmphandle = _find_submenu_id(menu, numbuf); if(tmphandle) { _dw_ignore_click = 1; if(GTK_CHECK_MENU_ITEM(tmphandle)->active != check) gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(tmphandle), check); _dw_ignore_click = 0; } DW_MUTEX_UNLOCK; } /* * Sets the state of a menu item. * Parameters: * menu: The handle the the existing menu. * id: Menuitem id. * state: TRUE for checked FALSE for not checked. */ void dw_menu_item_set_state(HMENUI menu, unsigned long id, unsigned long state) { char numbuf[11] = {0}; GtkWidget *tmphandle; int check; int _locked_by_me = FALSE; if(!menu) return; DW_MUTEX_LOCK; snprintf(numbuf, 10, "%lu", id); tmphandle = _find_submenu_id(menu, numbuf); if ( (state & DW_MIS_CHECKED) || (state & DW_MIS_UNCHECKED) ) { if ( state & DW_MIS_CHECKED ) check = 1; else check = 0; if (tmphandle) { _dw_ignore_click = 1; if(GTK_CHECK_MENU_ITEM(tmphandle)->active != check) gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(tmphandle), check); _dw_ignore_click = 0; } } if ( (state & DW_MIS_ENABLED) || (state & DW_MIS_DISABLED) ) { if (tmphandle ) { _dw_ignore_click = 1; if ( state & DW_MIS_ENABLED ) gtk_widget_set_sensitive( tmphandle, TRUE ); else gtk_widget_set_sensitive( tmphandle, FALSE ); _dw_ignore_click = 0; } } DW_MUTEX_UNLOCK; } /* * Deletes the menu item specified. * Parameters: * menu: The handle to the menu in which the item was appended. * id: Menuitem id. * Returns: * DW_ERROR_NONE (0) on success or DW_ERROR_UNKNOWN on failure. */ int API dw_menu_delete_item(HMENUI menu, unsigned long id) { char numbuf[11]; GtkWidget *tmphandle; int _locked_by_me = FALSE; int ret = DW_ERROR_UNKNOWN; if(!menu || !id) return ret; DW_MUTEX_LOCK; snprintf(numbuf, 10, "%lu", id); tmphandle = _find_submenu_id(menu, numbuf); if(tmphandle) { gtk_widget_destroy(tmphandle); gtk_object_set_data(GTK_OBJECT(menu), numbuf, NULL); ret = DW_ERROR_NONE; } DW_MUTEX_UNLOCK; return ret; } /* * Pops up a context menu at given x and y coordinates. * Parameters: * menu: The handle the the existing menu. * parent: Handle to the window initiating the popup. * x: X coordinate. * y: Y coordinate. */ void dw_menu_popup(HMENUI *menu, HWND parent, int x, int y) { int _locked_by_me = FALSE; if(!menu || !*menu) return; popup = parent; DW_MUTEX_LOCK; gtk_menu_popup(GTK_MENU(*menu), NULL, NULL, NULL, NULL, 1, GDK_CURRENT_TIME); *menu = NULL; DW_MUTEX_UNLOCK; } /* * Returns the current X and Y coordinates of the mouse pointer. * Parameters: * x: Pointer to variable to store X coordinate. * y: Pointer to variable to store Y coordinate. */ void dw_pointer_query_pos(long *x, long *y) { GdkModifierType state; int gx, gy; int _locked_by_me = FALSE; DW_MUTEX_LOCK; gdk_window_get_pointer (GDK_ROOT_PARENT(), &gx, &gy, &state); if(x) *x = gx; if(y) *y = gy; DW_MUTEX_UNLOCK; } /* * Sets the X and Y coordinates of the mouse pointer. * Parameters: * x: X coordinate. * y: Y coordinate. */ void dw_pointer_set_pos(long x, long y) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; #ifdef GDK_WINDOWING_X11 # if GTK_CHECK_VERSION(2,8,0) gdk_display_warp_pointer( gdk_display_get_default(), gdk_screen_get_default(), x, y ); // gdk_display_warp_pointer( GDK_DISPLAY(), gdk_screen_get_default(), x, y ); # else XWarpPointer(GDK_DISPLAY(), None, GDK_ROOT_WINDOW(), 0,0,0,0, x, y); # endif #endif DW_MUTEX_UNLOCK; } /* * Create a container object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HWND dw_container_new(unsigned long id, int multi) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (tmp), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_multi", GINT_TO_POINTER(multi)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_widget_show(tmp); DW_MUTEX_UNLOCK; return tmp; } /* * Create a tree object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HWND dw_tree_new(ULONG id) { GtkWidget *tmp, *tree; #if GTK_MAJOR_VERSION > 1 GtkTreeStore *store; GtkTreeViewColumn *col; GtkCellRenderer *rend; GtkTreeSelection *sel; #endif int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_scrolled_window_new(NULL, NULL); gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (tmp), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_widget_show(tmp); #if GTK_MAJOR_VERSION > 1 store = gtk_tree_store_new(4, G_TYPE_STRING, GDK_TYPE_PIXBUF, G_TYPE_POINTER, G_TYPE_POINTER); tree = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store)); gtk_tree_view_set_enable_search(GTK_TREE_VIEW(tree), FALSE); gtk_object_set_data(GTK_OBJECT(tree), "_dw_tree_store", (gpointer)store); col = gtk_tree_view_column_new(); rend = gtk_cell_renderer_pixbuf_new(); gtk_tree_view_column_pack_start(col, rend, FALSE); gtk_tree_view_column_add_attribute(col, rend, "pixbuf", 1); rend = gtk_cell_renderer_text_new(); gtk_tree_view_column_pack_start(col, rend, TRUE); gtk_tree_view_column_add_attribute(col, rend, "text", 0); gtk_tree_view_append_column(GTK_TREE_VIEW (tree), col); gtk_tree_view_set_expander_column(GTK_TREE_VIEW(tree), col); gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(tree), FALSE); sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree)); gtk_tree_selection_set_mode(sel, GTK_SELECTION_SINGLE); #else tree = gtk_tree_new(); #endif if(!tree) { gtk_widget_destroy(tmp); DW_MUTEX_UNLOCK; return FALSE; } gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(tmp), tree); #if GTK_MAJOR_VERSION < 2 /* Set the selection mode */ gtk_tree_set_selection_mode (GTK_TREE(tree), GTK_SELECTION_SINGLE); gtk_tree_set_view_mode(GTK_TREE(tree), GTK_TREE_VIEW_ITEM); #endif gtk_object_set_user_data(GTK_OBJECT(tmp), (gpointer)tree); gtk_widget_show(tree); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new static text window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_text_new(char *text, unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_label_new(text); /* Left and centered */ gtk_misc_set_alignment(GTK_MISC(tmp), 0.0f, 0.5f); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_misc_set_alignment(GTK_MISC(tmp), DW_LEFT, DW_LEFT); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new status text window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_status_text_new(char *text, ULONG id) { GtkWidget *tmp, *frame; int _locked_by_me = FALSE; DW_MUTEX_LOCK; frame = gtk_frame_new(NULL); gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_ETCHED_IN); tmp = gtk_label_new(text); gtk_container_add(GTK_CONTAINER(frame), tmp); gtk_widget_show(tmp); gtk_widget_show(frame); /* Left and centered */ gtk_misc_set_alignment(GTK_MISC(tmp), 0.0f, 0.5f); gtk_object_set_data(GTK_OBJECT(frame), "_dw_id", GINT_TO_POINTER(id)); gtk_object_set_data(GTK_OBJECT(frame), "_dw_label", (gpointer)tmp); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return frame; } /* * Create a new Multiline Editbox window (widget) to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_mle_new(unsigned long id) { GtkWidget *tmp, *tmpbox; #if GTK_MAJOR_VERSION < 2 GtkWidget *scroller; #endif int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 tmpbox = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW(tmpbox), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(tmpbox), GTK_SHADOW_ETCHED_IN); tmp = gtk_text_view_new(); gtk_container_add (GTK_CONTAINER(tmpbox), tmp); gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(tmp), GTK_WRAP_WORD); #else tmpbox = gtk_hbox_new(FALSE, 0); tmp = gtk_text_new(NULL, NULL); gtk_text_set_word_wrap(GTK_TEXT(tmp), FALSE); gtk_text_set_line_wrap(GTK_TEXT(tmp), FALSE); scroller = gtk_vscrollbar_new(GTK_TEXT(tmp)->vadj); GTK_WIDGET_UNSET_FLAGS(scroller, GTK_CAN_FOCUS); gtk_box_pack_start(GTK_BOX(tmpbox), tmp, TRUE, TRUE, 0); gtk_box_pack_start(GTK_BOX(tmpbox), scroller, FALSE, TRUE, 0); gtk_widget_show(scroller); #endif gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_object_set_user_data(GTK_OBJECT(tmpbox), (gpointer)tmp); gtk_widget_show(tmp); gtk_widget_show(tmpbox); if(_DWDefaultFont) dw_window_set_font(tmpbox, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmpbox; } /* * Create a new Entryfield window (widget) to be packed. * Parameters: * text: The default text to be in the entryfield widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_entryfield_new(char *text, unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_entry_new(); gtk_entry_set_text(GTK_ENTRY(tmp), text); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new Entryfield (password) window (widget) to be packed. * Parameters: * text: The default text to be in the entryfield widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_entryfield_password_new(char *text, ULONG id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_entry_new(); gtk_entry_set_visibility(GTK_ENTRY(tmp), FALSE); gtk_entry_set_text(GTK_ENTRY(tmp), text); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new Combobox window (widget) to be packed. * Parameters: * text: The default text to be in the combpbox widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_combobox_new(char *text, unsigned long id) { GtkWidget *tmp; int sigid, _locked_by_me = FALSE; gint cid; DW_MUTEX_LOCK; tmp = gtk_combo_new(); gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(tmp)->entry), text); gtk_combo_set_use_arrows(GTK_COMBO(tmp), TRUE); gtk_object_set_user_data(GTK_OBJECT(tmp), NULL); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); sigid = _set_signal_handler(GTK_COMBO(tmp)->list, tmp, NULL, NULL, NULL); cid = gtk_signal_connect(GTK_OBJECT(GTK_COMBO(tmp)->list), "select_child", GTK_SIGNAL_FUNC(_item_select_event), GINT_TO_POINTER(sigid)); _set_signal_handler_id(GTK_COMBO(tmp)->list, sigid, cid); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new button window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_button_new(char *text, unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_button_new_with_label(text); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } void _create_tooltip(HWND handle, char *text) { GtkTooltips *tooltips = (GtkTooltips *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_tooltip"); if(!tooltips) { tooltips = gtk_tooltips_new(); gtk_object_set_data(GTK_OBJECT(handle), "_dw_tooltip", (gpointer)tooltips); } if(text && *text) { gtk_tooltips_set_tip(tooltips, handle, text, NULL); gtk_tooltips_enable(tooltips); } else { gtk_tooltips_set_tip(tooltips, handle, "", NULL); gtk_tooltips_disable(tooltips); } } /* * Create a new bitmap button window (widget) to be packed. * Parameters: * text: Bubble help text to be displayed. * id: An ID of a bitmap in the resource file. */ HWND dw_bitmapbutton_new(char *text, unsigned long id) { GtkWidget *tmp; GtkWidget *bitmap; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_button_new(); bitmap = dw_bitmap_new(id); if(bitmap) { dw_window_set_bitmap(bitmap, id, NULL); gtk_container_add (GTK_CONTAINER(tmp), bitmap); } gtk_widget_show(tmp); _create_tooltip(tmp, text); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new bitmap button window (widget) to be packed from a file. * Parameters: * label_text: Text to display on button. TBD when Windows works * text: Bubble help text to be displayed. * id: An ID to be used with dw_window_from_id() or 0L. * filename: Name of the file, omit extention to have * DW pick the appropriate file extension. * (BMP on OS/2 or Windows, XPM on Unix) */ HWND dw_bitmapbutton_new_from_file(char *text, unsigned long id, char *filename) { GtkWidget *bitmap; GtkWidget *box; GtkWidget *label; GtkWidget *button; char *label_text=NULL; int _locked_by_me = FALSE; DW_MUTEX_LOCK; /* Create box for image and label */ box = gtk_hbox_new (FALSE, 0); gtk_container_set_border_width (GTK_CONTAINER (box), 2); /* Now on to the image stuff */ bitmap = dw_bitmap_new(id); if ( bitmap ) { dw_window_set_bitmap( bitmap, 0, filename ); /* Pack the image into the box */ gtk_box_pack_start( GTK_BOX(box), bitmap, TRUE, FALSE, 3 ); gtk_widget_show( bitmap ); } if ( label_text ) { /* Create a label for the button */ label = gtk_label_new( label_text ); /* Pack the label into the box */ gtk_box_pack_start( GTK_BOX(box), label, TRUE, FALSE, 3 ); gtk_widget_show( label ); } /* Create a new button */ button = gtk_button_new(); /* Pack and show all our widgets */ gtk_widget_show( box ); gtk_container_add( GTK_CONTAINER(button), box ); gtk_widget_show( button ); _create_tooltip(button, text); gtk_object_set_data( GTK_OBJECT(button), "_dw_id", GINT_TO_POINTER(id) ); DW_MUTEX_UNLOCK; return button; } /* * Create a new bitmap button window (widget) to be packed from data. * Parameters: * text: Bubble help text to be displayed. * id: An ID to be used with dw_window_from_id() or 0L. * data: Raw data of image. * (BMP on OS/2 or Windows, XPM on Unix) * len: Length of raw data */ HWND dw_bitmapbutton_new_from_data(char *text, unsigned long id, char *data, int len) { GtkWidget *tmp; GtkWidget *bitmap; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_button_new(); bitmap = dw_bitmap_new(id); if ( bitmap ) { dw_window_set_bitmap_from_data(bitmap, 0, data, len); gtk_container_add (GTK_CONTAINER(tmp), bitmap); } gtk_widget_show(tmp); _create_tooltip(tmp, text); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new spinbutton window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_spinbutton_new(char *text, unsigned long id) { GtkAdjustment *adj; GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; adj = (GtkAdjustment *)gtk_adjustment_new ((float)atoi(text), -65536.0, 65536.0, 1.0, 5.0, 0.0); tmp = gtk_spin_button_new (adj, 0, 0); gtk_spin_button_set_numeric(GTK_SPIN_BUTTON(tmp), TRUE); gtk_spin_button_set_wrap(GTK_SPIN_BUTTON(tmp), TRUE); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_adjustment", (gpointer)adj); gtk_object_set_data(GTK_OBJECT(adj), "_dw_spinbutton", (gpointer)tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new radiobutton window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_radiobutton_new(char *text, ULONG id) { /* This will have to be fixed in the future. */ GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_radio_button_new_with_label(NULL, text); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_widget_show(tmp); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new slider window (widget) to be packed. * Parameters: * vertical: TRUE or FALSE if slider is vertical. * increments: Number of increments available. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_slider_new(int vertical, int increments, ULONG id) { GtkWidget *tmp; GtkAdjustment *adjustment; int _locked_by_me = FALSE; DW_MUTEX_LOCK; adjustment = (GtkAdjustment *)gtk_adjustment_new(0, 0, (gfloat)increments, 1, 1, 1); if(vertical) tmp = gtk_vscale_new(adjustment); else tmp = gtk_hscale_new(adjustment); gtk_widget_show(tmp); gtk_scale_set_draw_value(GTK_SCALE(tmp), 0); gtk_scale_set_digits(GTK_SCALE(tmp), 0); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_adjustment", (gpointer)adjustment); gtk_object_set_data(GTK_OBJECT(adjustment), "_dw_slider", (gpointer)tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new scrollbar window (widget) to be packed. * Parameters: * vertical: TRUE or FALSE if scrollbar is vertical. * increments: Number of increments available. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_scrollbar_new(int vertical, ULONG id) { GtkWidget *tmp; GtkAdjustment *adjustment; int _locked_by_me = FALSE; DW_MUTEX_LOCK; adjustment = (GtkAdjustment *)gtk_adjustment_new(0, 0, 0, 1, 1, 1); if(vertical) tmp = gtk_vscrollbar_new(adjustment); else tmp = gtk_hscrollbar_new(adjustment); GTK_WIDGET_UNSET_FLAGS(tmp, GTK_CAN_FOCUS); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_adjustment", (gpointer)adjustment); gtk_object_set_data(GTK_OBJECT(adjustment), "_dw_scrollbar", (gpointer)tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_suppress_value_changed_event", GINT_TO_POINTER(0)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new percent bar window (widget) to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_percent_new(unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_progress_bar_new(); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new checkbox window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_checkbox_new(char *text, unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_check_button_new_with_label(text); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Create a new listbox window (widget) to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. * multi: Multiple select TRUE or FALSE. */ HWND dw_listbox_new(unsigned long id, int multi) { GtkWidget *tmp, *list; int _locked_by_me = FALSE; DW_MUTEX_LOCK; tmp = gtk_scrolled_window_new(NULL, NULL); gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW (tmp), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); list = gtk_list_new(); gtk_list_set_selection_mode(GTK_LIST(list), multi ? GTK_SELECTION_MULTIPLE : GTK_SELECTION_SINGLE); gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(tmp), list); gtk_object_set_user_data(GTK_OBJECT(tmp), list); gtk_widget_show(list); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* * Sets the icon used for a given window. * Parameters: * handle: Handle to the window. * id: An ID to be used to specify the icon. */ void dw_window_set_icon(HWND handle, HICN icon) { GdkBitmap *bitmap = NULL; GdkPixmap *icon_pixmap; int _locked_by_me = FALSE; DW_MUTEX_LOCK; icon_pixmap = _find_pixmap(&bitmap, icon, handle, NULL, NULL); if(handle->window && icon_pixmap) gdk_window_set_icon(handle->window, NULL, icon_pixmap, bitmap); DW_MUTEX_UNLOCK; } /* * Sets the bitmap used for a given static window. * Parameters: * handle: Handle to the window. * id: An ID to be used to specify the icon, * (pass 0 if you use the filename param) * filename: a path to a file (Bitmap on OS/2 or * Windows and a pixmap on Unix, pass * NULL if you use the id param) */ void dw_window_set_bitmap(HWND handle, unsigned long id, char *filename) { GdkBitmap *bitmap = NULL; GdkPixmap *tmp; int found_ext = 0; int i; int _locked_by_me = FALSE; if(!id && !filename) return; DW_MUTEX_LOCK; if(id) tmp = _find_pixmap(&bitmap, (HICN)id, handle, NULL, NULL); else { char *file = alloca(strlen(filename) + 6); #if GTK_MAJOR_VERSION > 1 GdkPixbuf *pixbuf; #elif defined(USE_IMLIB) GdkImlibImage *image; #endif if (!file) { DW_MUTEX_UNLOCK; return; } strcpy(file, filename); /* check if we can read from this file (it exists and read permission) */ if ( access(file, 04 ) != 0 ) { /* Try with various extentions */ for ( i = 0; i < NUM_EXTS; i++ ) { strcpy( file, filename ); strcat( file, image_exts[i] ); if ( access( file, 04 ) == 0 ) { found_ext = 1; break; } } if ( found_ext == 0 ) { DW_MUTEX_UNLOCK; return; } } #if GTK_MAJOR_VERSION > 1 pixbuf = gdk_pixbuf_new_from_file(file, NULL ); gdk_pixbuf_render_pixmap_and_mask(pixbuf, &tmp, &bitmap, 1); g_object_unref(pixbuf); #elif defined(USE_IMLIB) image = gdk_imlib_load_image(file); gdk_imlib_render(image, image->rgb_width, image->rgb_height); tmp = gdk_imlib_copy_image(image); bitmap = gdk_imlib_copy_mask(image); gdk_imlib_destroy_image(image); #else tmp = gdk_pixmap_create_from_xpm(handle->window, &bitmap, &_colors[DW_CLR_PALEGRAY], file); #endif } if (tmp) { if ( GTK_IS_BUTTON(handle) ) { #if GTK_MAJOR_VERSION < 2 GtkWidget *pixmap = GTK_BUTTON(handle)->child; gtk_pixmap_set(GTK_PIXMAP(pixmap), tmp, bitmap); #else GtkWidget *pixmap = gtk_button_get_image( GTK_BUTTON(handle) ); gtk_image_set_from_pixmap(GTK_IMAGE(pixmap), tmp, bitmap); #endif } else { #if GTK_MAJOR_VERSION > 1 gtk_image_set_from_pixmap(GTK_IMAGE(handle), tmp, bitmap); #else gtk_pixmap_set(GTK_PIXMAP(handle), tmp, bitmap); #endif } } DW_MUTEX_UNLOCK; } /* * Sets the bitmap used for a given static window. * Parameters: * handle: Handle to the window. * id: An ID to be used to specify the icon, * (pass 0 if you use the filename param) * data: the image data * Bitmap on Windows and a pixmap on Unix, pass * NULL if you use the id param) * len: length of data */ void dw_window_set_bitmap_from_data(HWND handle, unsigned long id, char *data, int len) { GdkBitmap *bitmap = NULL; GdkPixmap *tmp; int _locked_by_me = FALSE; char *file; FILE *fp; if (!id && !data) return; DW_MUTEX_LOCK; if (id) tmp = _find_pixmap(&bitmap, (HICN)id, handle, NULL, NULL); else { #if GTK_MAJOR_VERSION > 1 GdkPixbuf *pixbuf; #elif defined(USE_IMLIB) GdkImlibImage *image; #endif if (!data) { DW_MUTEX_UNLOCK; return; } /* * A real hack; create a temporary file and write the contents * of the data to the file */ file = tmpnam( NULL ); fp = fopen( file, "wb" ); if ( fp ) { fwrite( data, len, 1, fp ); fclose( fp ); } else { DW_MUTEX_UNLOCK; return; } #if GTK_MAJOR_VERSION > 1 pixbuf = gdk_pixbuf_new_from_file(file, NULL ); gdk_pixbuf_render_pixmap_and_mask(pixbuf, &tmp, &bitmap, 1); g_object_unref(pixbuf); #elif defined(USE_IMLIB) image = gdk_imlib_load_image(file); gdk_imlib_render(image, image->rgb_width, image->rgb_height); tmp = gdk_imlib_copy_image(image); bitmap = gdk_imlib_copy_mask(image); gdk_imlib_destroy_image(image); #else tmp = gdk_pixmap_create_from_xpm_d(handle->window, &bitmap, &_colors[DW_CLR_PALEGRAY], mydata); #endif /* remove our temporary file */ unlink (file ); } if(tmp) { #if GTK_MAJOR_VERSION > 1 gtk_image_set_from_pixmap(GTK_IMAGE(handle), tmp, bitmap); #else gtk_pixmap_set(GTK_PIXMAP(handle), tmp, bitmap); #endif } DW_MUTEX_UNLOCK; } /* * Sets the text used for a given window. * Parameters: * handle: Handle to the window. * text: The text associated with a given window. */ void dw_window_set_text(HWND handle, char *text) { int _locked_by_me = FALSE; GtkWidget *tmp; DW_MUTEX_LOCK; if((tmp = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mdi_title"))) handle = tmp; if(GTK_IS_ENTRY(handle)) gtk_entry_set_text(GTK_ENTRY(handle), text); else if(GTK_IS_COMBO(handle)) gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(handle)->entry), text); else if(GTK_IS_LABEL(handle)) gtk_label_set_text(GTK_LABEL(handle), text); else if(GTK_IS_BUTTON(handle)) { #if GTK_MAJOR_VERSION < 2 GtkWidget *label = GTK_BUTTON(handle)->child; if(GTK_IS_LABEL(label)) gtk_label_set_text(GTK_LABEL(label), text); #else gtk_button_set_label(GTK_BUTTON(handle), text); #endif } else if(GTK_WIDGET_TOPLEVEL(handle)) gtk_window_set_title(GTK_WINDOW(handle), text); else if ( GTK_IS_FRAME(handle) ) { /* * This is a groupbox or status_text */ GtkWidget *tmp = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_label"); if ( tmp && GTK_IS_LABEL(tmp) ) gtk_label_set_text(GTK_LABEL(tmp), text); else /* assume groupbox */ gtk_frame_set_label(GTK_FRAME(handle), text && *text ? text : NULL); } DW_MUTEX_UNLOCK; } /* * Sets the text used for a given window's floating bubble help. * Parameters: * handle: Handle to the window (widget). * bubbletext: The text in the floating bubble tooltip. */ void API dw_window_set_tooltip(HWND handle, char *bubbletext) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; _create_tooltip(handle, bubbletext); DW_MUTEX_UNLOCK; } /* * Gets the text used for a given window. * Parameters: * handle: Handle to the window. * Returns: * text: The text associsated with a given window. */ char *dw_window_get_text(HWND handle) { #if GTK_MAJOR_VERSION > 1 const char *possible = ""; #else char *possible = ""; #endif int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_ENTRY(handle)) possible = gtk_entry_get_text(GTK_ENTRY(handle)); else if(GTK_IS_COMBO(handle)) possible = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(handle)->entry)); DW_MUTEX_UNLOCK; return strdup(possible); } /* * Disables given window (widget). * Parameters: * handle: Handle to the window. */ void dw_window_disable(HWND handle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gtk_widget_set_sensitive(handle, FALSE); DW_MUTEX_UNLOCK; } /* * Enables given window (widget). * Parameters: * handle: Handle to the window. */ void dw_window_enable(HWND handle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gtk_widget_set_sensitive(handle, TRUE); DW_MUTEX_UNLOCK; } /* * Gets the child window handle with specified ID. * Parameters: * handle: Handle to the parent window. * id: Integer ID of the child. */ HWND API dw_window_from_id(HWND handle, int id) { GList *orig = NULL, *list = NULL; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(handle && GTK_IS_CONTAINER(handle)) { #if GTK_MAJOR_VERSION > 1 orig = list = gtk_container_get_children(GTK_CONTAINER(handle)); #else orig = list = gtk_container_children(GTK_CONTAINER(handle)); #endif } while(list) { if(GTK_IS_WIDGET(list->data)) { if(id == GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(list->data), "_dw_id"))) { HWND ret = (HWND)list->data; g_list_free(orig); DW_MUTEX_UNLOCK; return ret; } } list = list->next; } if(orig) g_list_free(orig); DW_MUTEX_UNLOCK; return 0L; } #if GTK_MAJOR_VERSION < 2 void _strip_cr(char *dest, char *src) { int z, x = 0; for(z=0;z<strlen(src);z++) { if(src[z] != '\r') { dest[x] = src[z]; x++; } } dest[x] = 0; } #endif /* * Adds text to an MLE box and returns the current point. * Parameters: * handle: Handle to the MLE to be queried. * buffer: Text buffer to be imported. * startpoint: Point to start entering text. */ unsigned int dw_mle_import(HWND handle, char *buffer, int startpoint) { unsigned int tmppoint = startpoint; int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) #else if(GTK_IS_BOX(handle)) #endif { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); #if GTK_MAJOR_VERSION > 1 if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *tbuffer; GtkTextIter iter; tbuffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (tmp)); gtk_text_buffer_get_iter_at_offset(tbuffer, &iter, startpoint); gtk_text_buffer_place_cursor(tbuffer, &iter); gtk_text_buffer_insert_at_cursor(tbuffer, buffer, -1); tmppoint = (startpoint > -1 ? startpoint : 0) + strlen(buffer); } #else GdkFont *font = (GdkFont *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_gdkfont"); if(tmp && GTK_IS_TEXT(tmp)) { GdkColor *fore = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_foregdk"); GdkColor *back = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_backgdk"); char *impbuf = malloc(strlen(buffer)+1); _strip_cr(impbuf, buffer); gtk_text_set_point(GTK_TEXT(tmp), startpoint < 0 ? 0 : startpoint); gtk_text_insert(GTK_TEXT(tmp), font, fore, back, impbuf, -1); tmppoint = gtk_text_get_point(GTK_TEXT(tmp)); free(impbuf); } #endif } DW_MUTEX_UNLOCK; return tmppoint; } /* * Grabs text from an MLE box. * Parameters: * handle: Handle to the MLE to be queried. * buffer: Text buffer to be exported. MUST allow for trailing nul character. * startpoint: Point to start grabbing text. * length: Amount of text to be grabbed. */ void dw_mle_export(HWND handle, char *buffer, int startpoint, int length) { int _locked_by_me = FALSE; gchar *text; DW_MUTEX_LOCK; /* force the return value to nul in case the following tests fail */ if(buffer) buffer[0] = '\0'; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) #else if(GTK_IS_BOX(handle)) #endif { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); #if GTK_MAJOR_VERSION > 1 if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *tbuffer; GtkTextIter start, end; tbuffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (tmp)); gtk_text_buffer_get_iter_at_offset(tbuffer, &start, startpoint); gtk_text_buffer_get_iter_at_offset(tbuffer, &end, startpoint + length); text = gtk_text_iter_get_text(&start, &end); if(text) /* Should this get freed? */ { if(buffer) strcpy(buffer, text); } } #else if(tmp && GTK_IS_TEXT(tmp)) { text = gtk_editable_get_chars(GTK_EDITABLE(&(GTK_TEXT(tmp)->editable)), 0, -1); /* get the complete contents */ if(text) { if(buffer) { len = strlen(text); if(startpoint < len) { max = min(length, len - startpoint); memcpy(buffer, &text[startpoint], max); buffer[max] = '\0'; } } g_free(text); } } #endif } DW_MUTEX_UNLOCK; } /* * Obtains information about an MLE box. * Parameters: * handle: Handle to the MLE to be queried. * bytes: A pointer to a variable to return the total bytes. * lines: A pointer to a variable to return the number of lines. */ void dw_mle_get_size(HWND handle, unsigned long *bytes, unsigned long *lines) { int _locked_by_me = FALSE; if(bytes) *bytes = 0; if(lines) *lines = 0; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(tmp)); if(bytes) *bytes = gtk_text_buffer_get_char_count(buffer); if(lines) *lines = gtk_text_buffer_get_line_count(buffer); } } #else if(GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT(tmp)) { if(bytes) *bytes = gtk_text_get_length(GTK_TEXT(tmp)) + 1; if(lines) { gchar *text; *lines = 0; text = gtk_editable_get_chars(GTK_EDITABLE(&(GTK_TEXT(tmp)->editable)), 0, gtk_text_get_length(GTK_TEXT(tmp))); if(text) { int z, len = strlen(text); for(z=0;z<len;z++) { if(text[z] == '\n') (*lines)++; } g_free(text); } } } } #endif DW_MUTEX_UNLOCK; } /* * Deletes text from an MLE box. * Parameters: * handle: Handle to the MLE to be deleted from. * startpoint: Point to start deleting text. * length: Amount of text to be deleted. */ void dw_mle_delete(HWND handle, int startpoint, int length) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) #else if(GTK_IS_BOX(handle)) #endif { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); #if GTK_MAJOR_VERSION > 1 if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *tbuffer; GtkTextIter start, end; tbuffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (tmp)); gtk_text_buffer_get_iter_at_offset(tbuffer, &start, startpoint); gtk_text_buffer_get_iter_at_offset(tbuffer, &end, startpoint + length); gtk_text_buffer_delete(tbuffer, &start, &end); } #else if(tmp && GTK_IS_TEXT(tmp)) { gtk_text_set_point(GTK_TEXT(tmp), startpoint); gtk_text_forward_delete(GTK_TEXT(tmp), length); } #endif } DW_MUTEX_UNLOCK; } /* * Clears all text from an MLE box. * Parameters: * handle: Handle to the MLE to be cleared. */ void dw_mle_clear(HWND handle) { int length, _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(tmp)); length = -1; gtk_text_buffer_set_text(buffer, "", length); } } #else if(GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT(tmp)) { length = gtk_text_get_length(GTK_TEXT(tmp)); gtk_text_set_point(GTK_TEXT(tmp), 0); gtk_text_forward_delete(GTK_TEXT(tmp), length); } } #endif DW_MUTEX_UNLOCK; } /* * Sets the visible line of an MLE box. * Parameters: * handle: Handle to the MLE. * line: Line to be visible. */ void dw_mle_set_visible(HWND handle, int line) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *tbuffer; GtkTextIter iter; GtkTextMark *mark = (GtkTextMark *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mark"); tbuffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (tmp)); gtk_text_buffer_get_iter_at_offset(tbuffer, &iter, 0); gtk_text_iter_set_line(&iter, line); if(!mark) { mark = gtk_text_buffer_create_mark(tbuffer, NULL, &iter, FALSE); gtk_object_set_data(GTK_OBJECT(handle), "_dw_mark", (gpointer)mark); } else gtk_text_buffer_move_mark(tbuffer, mark, &iter); gtk_text_view_scroll_to_mark(GTK_TEXT_VIEW(tmp), mark, 0, FALSE, 0, 0); } } #else if(GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT(tmp)) { unsigned long lines; float pos, ratio; dw_mle_get_size(handle, NULL, &lines); if(lines) { ratio = (float)line/(float)lines; pos = (ratio * (float)(GTK_TEXT(tmp)->vadj->upper - GTK_TEXT(tmp)->vadj->lower)) + GTK_TEXT(tmp)->vadj->lower; gtk_adjustment_set_value(GTK_TEXT(tmp)->vadj, pos); } } } #endif DW_MUTEX_UNLOCK; } /* * Sets the editablity of an MLE box. * Parameters: * handle: Handle to the MLE. * state: TRUE if it can be edited, FALSE for readonly. */ void dw_mle_set_editable(HWND handle, int state) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT_VIEW(tmp)) gtk_text_view_set_editable(GTK_TEXT_VIEW(tmp), state); } #else if(GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT(tmp)) gtk_text_set_editable(GTK_TEXT(tmp), state); } #endif DW_MUTEX_UNLOCK; } /* * Sets the word wrap state of an MLE box. * Parameters: * handle: Handle to the MLE. * state: TRUE if it wraps, FALSE if it doesn't. */ void dw_mle_set_word_wrap(HWND handle, int state) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT_VIEW(tmp)) gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(tmp), state ? GTK_WRAP_WORD : GTK_WRAP_NONE); } #else if(GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT(tmp)) { gtk_text_set_word_wrap(GTK_TEXT(tmp), state); gtk_text_set_line_wrap(GTK_TEXT(tmp), state); } } #endif DW_MUTEX_UNLOCK; } /* * Sets the current cursor position of an MLE box. * Parameters: * handle: Handle to the MLE to be positioned. * point: Point to position cursor. */ void dw_mle_set_cursor(HWND handle, int point) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) #else if(GTK_IS_BOX(handle)) #endif { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); #if GTK_MAJOR_VERSION > 1 if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *tbuffer; GtkTextIter iter; GtkTextMark *mark = (GtkTextMark *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mark"); tbuffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (tmp)); gtk_text_buffer_get_iter_at_offset(tbuffer, &iter, point); if(!mark) { mark = gtk_text_buffer_create_mark(tbuffer, NULL, &iter, FALSE); gtk_object_set_data(GTK_OBJECT(handle), "_dw_mark", (gpointer)mark); } else gtk_text_buffer_move_mark(tbuffer, mark, &iter); gtk_text_buffer_place_cursor(tbuffer, &iter); gtk_text_view_scroll_to_mark(GTK_TEXT_VIEW(tmp), mark, 0, FALSE, 0, 0); } #else if(tmp && GTK_IS_TEXT(tmp)) { unsigned long chars; float pos, ratio; dw_mle_get_size(handle, &chars, NULL); if(chars) { ratio = (float)point/(float)chars; pos = (ratio * (float)(GTK_TEXT(tmp)->vadj->upper - GTK_TEXT(tmp)->vadj->lower)) + GTK_TEXT(tmp)->vadj->lower; gtk_adjustment_set_value(GTK_TEXT(tmp)->vadj, pos); } gtk_text_set_point(GTK_TEXT(tmp), point); } #endif } DW_MUTEX_UNLOCK; } /* * Finds text in an MLE box. * Parameters: * handle: Handle to the MLE to be cleared. * text: Text to search for. * point: Start point of search. * flags: Search specific flags. */ int dw_mle_search(HWND handle, char *text, int point, unsigned long flags) { int _locked_by_me = FALSE, retval = 0; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if(GTK_IS_SCROLLED_WINDOW(handle)) #else if(GTK_IS_BOX(handle)) #endif { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); #if GTK_MAJOR_VERSION > 1 if(tmp && GTK_IS_TEXT_VIEW(tmp)) { GtkTextBuffer *tbuffer; GtkTextIter iter, found; tbuffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (tmp)); gtk_text_buffer_get_iter_at_offset(tbuffer, &iter, point); gtk_text_iter_forward_search(&iter, text, GTK_TEXT_SEARCH_TEXT_ONLY, &found, NULL, NULL); retval = gtk_text_iter_get_offset(&found); } #else if(tmp && GTK_IS_TEXT(tmp)) { int len = gtk_text_get_length(GTK_TEXT(tmp)); gchar *tmpbuf; tmpbuf = gtk_editable_get_chars(GTK_EDITABLE(&(GTK_TEXT(tmp)->editable)), 0, len); if(tmpbuf) { int z, textlen; textlen = strlen(text); if(flags & DW_MLE_CASESENSITIVE) { for(z=point;z<(len-textlen) && !retval;z++) { if(strncmp(&tmpbuf[z], text, textlen) == 0) retval = z + textlen; } } else { for(z=point;z<(len-textlen) && !retval;z++) { if(strncasecmp(&tmpbuf[z], text, textlen) == 0) retval = z + textlen; } } if(retval) { gtk_text_set_point(GTK_TEXT(tmp), retval - textlen); gtk_editable_select_region(&(GTK_TEXT(tmp)->editable), retval - textlen, retval); } g_free(tmpbuf); } } #endif } DW_MUTEX_UNLOCK; return retval; } /* * Stops redrawing of an MLE box. * Parameters: * handle: Handle to the MLE to freeze. */ void dw_mle_freeze(HWND handle) { #if GTK_MAJOR_VERSION < 2 int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT(tmp)) { gtk_text_freeze(GTK_TEXT(tmp)); } } DW_MUTEX_UNLOCK; #endif } /* * Resumes redrawing of an MLE box. * Parameters: * handle: Handle to the MLE to thaw. */ void dw_mle_thaw(HWND handle) { #if GTK_MAJOR_VERSION < 2 int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_BOX(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp && GTK_IS_TEXT(tmp)) { gtk_text_thaw(GTK_TEXT(tmp)); } } DW_MUTEX_UNLOCK; #endif } /* Internal function to update the progress bar * while in an indeterminate state. */ gboolean _dw_update_progress_bar(gpointer data) { if(g_object_get_data(G_OBJECT(data), "_dw_alive")) { gtk_progress_bar_pulse(GTK_PROGRESS_BAR(data)); return TRUE; } return FALSE; } /* * Sets the percent bar position. * Parameters: * handle: Handle to the percent bar to be set. * position: Position of the percent bar withing the range. */ void dw_percent_set_pos(HWND handle, unsigned int position) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(position == DW_PERCENT_INDETERMINATE) { /* Check if we are indeterminate already */ if(!gtk_object_get_data(GTK_OBJECT(handle), "_dw_alive")) { /* If not become indeterminate... and start a timer to continue */ gtk_progress_bar_pulse(GTK_PROGRESS_BAR(handle)); gtk_object_set_data(GTK_OBJECT(handle), "_dw_alive", GINT_TO_POINTER(gtk_timeout_add(100, (GtkFunction)_dw_update_progress_bar, (gpointer)handle))); } } else { int tag = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_alive")); if(tag) { /* Cancel the existing timer if one is there */ gtk_timeout_remove(tag); gtk_object_set_data(GTK_OBJECT(handle), "_dw_alive", NULL); } /* Set the position like normal */ gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(handle), (gfloat)position/100); } DW_MUTEX_UNLOCK; } /* * Returns the position of the slider. * Parameters: * handle: Handle to the slider to be queried. */ unsigned int dw_slider_get_pos(HWND handle) { int val = 0, _locked_by_me = FALSE; GtkAdjustment *adjustment; if(!handle) return 0; DW_MUTEX_LOCK; adjustment = (GtkAdjustment *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_adjustment"); if(adjustment) { int max = _round_value(adjustment->upper) - 1; int thisval = _round_value(adjustment->value); if(GTK_IS_VSCALE(handle)) val = max - thisval; else val = thisval; } DW_MUTEX_UNLOCK; return val; } /* * Sets the slider position. * Parameters: * handle: Handle to the slider to be set. * position: Position of the slider withing the range. */ void dw_slider_set_pos(HWND handle, unsigned int position) { int _locked_by_me = FALSE; GtkAdjustment *adjustment; if(!handle) return; DW_MUTEX_LOCK; adjustment = (GtkAdjustment *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_adjustment"); if(adjustment) { int max = _round_value(adjustment->upper) - 1; if(GTK_IS_VSCALE(handle)) gtk_adjustment_set_value(adjustment, (gfloat)(max - position)); else gtk_adjustment_set_value(adjustment, (gfloat)position); } DW_MUTEX_UNLOCK; } /* * Returns the position of the scrollbar. * Parameters: * handle: Handle to the scrollbar to be queried. */ unsigned int dw_scrollbar_get_pos(HWND handle) { int val = 0, _locked_by_me = FALSE; GtkAdjustment *adjustment; if(!handle) return 0; DW_MUTEX_LOCK; adjustment = (GtkAdjustment *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_adjustment"); if(adjustment) val = _round_value(adjustment->value); DW_MUTEX_UNLOCK; return val; } /* * Sets the scrollbar position. * Parameters: * handle: Handle to the scrollbar to be set. * position: Position of the scrollbar withing the range. */ void dw_scrollbar_set_pos(HWND handle, unsigned int position) { int _locked_by_me = FALSE; GtkAdjustment *adjustment; if(!handle) return; DW_MUTEX_LOCK; adjustment = (GtkAdjustment *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_adjustment"); if(adjustment) { gtk_object_set_data(GTK_OBJECT(adjustment), "_dw_suppress_value_changed_event", GINT_TO_POINTER(1)); gtk_adjustment_set_value(adjustment, (gfloat)position); gtk_object_set_data(GTK_OBJECT(adjustment), "_dw_suppress_value_changed_event", GINT_TO_POINTER(0)); } DW_MUTEX_UNLOCK; } /* * Sets the scrollbar range. * Parameters: * handle: Handle to the scrollbar to be set. * range: Maximum range value. * visible: Visible area relative to the range. */ void API dw_scrollbar_set_range(HWND handle, unsigned int range, unsigned int visible) { int _locked_by_me = FALSE; GtkAdjustment *adjustment; if(!handle) return; DW_MUTEX_LOCK; adjustment = (GtkAdjustment *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_adjustment"); if(adjustment) { adjustment->upper = (gdouble)range; adjustment->page_increment = adjustment->page_size = (gdouble)visible; } DW_MUTEX_UNLOCK; } /* * Sets the spinbutton value. * Parameters: * handle: Handle to the spinbutton to be set. * position: Current value of the spinbutton. */ void dw_spinbutton_set_pos(HWND handle, long position) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gtk_spin_button_set_value(GTK_SPIN_BUTTON(handle), (gfloat)position); DW_MUTEX_UNLOCK; } /* * Sets the spinbutton limits. * Parameters: * handle: Handle to the spinbutton to be set. * position: Current value of the spinbutton. * position: Current value of the spinbutton. */ void dw_spinbutton_set_limits(HWND handle, long upper, long lower) { long curval; GtkAdjustment *adj; int _locked_by_me = FALSE; curval = dw_spinbutton_get_pos(handle); DW_MUTEX_LOCK; adj = (GtkAdjustment *)gtk_adjustment_new((gfloat)curval, (gfloat)lower, (gfloat)upper, 1.0, 5.0, 0.0); gtk_spin_button_set_adjustment(GTK_SPIN_BUTTON(handle), adj); /* * Set our internal relationships between the adjustment and the spinbutton */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_adjustment", (gpointer)adj); gtk_object_set_data(GTK_OBJECT(adj), "_dw_spinbutton", (gpointer)handle); DW_MUTEX_UNLOCK; } /* * Sets the entryfield character limit. * Parameters: * handle: Handle to the spinbutton to be set. * limit: Number of characters the entryfield will take. */ void dw_entryfield_set_limit(HWND handle, ULONG limit) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gtk_entry_set_max_length(GTK_ENTRY(handle), limit); DW_MUTEX_UNLOCK; } /* * Returns the current value of the spinbutton. * Parameters: * handle: Handle to the spinbutton to be queried. */ long dw_spinbutton_get_pos(HWND handle) { long retval; int _locked_by_me = FALSE; DW_MUTEX_LOCK; retval = (long)gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(handle)); DW_MUTEX_UNLOCK; return retval; } /* * Returns the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. */ int dw_checkbox_get(HWND handle) { int retval; int _locked_by_me = FALSE; DW_MUTEX_LOCK; retval = GTK_TOGGLE_BUTTON(handle)->active; DW_MUTEX_UNLOCK; return retval; } /* * Sets the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. * value: TRUE for checked, FALSE for unchecked. */ void dw_checkbox_set(HWND handle, int value) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(handle), value); DW_MUTEX_UNLOCK; } /* * Inserts an item into a tree window (widget) after another item. * Parameters: * handle: Handle to the tree to be inserted. * item: Handle to the item to be positioned after. * title: The text title of the entry. * icon: Handle to coresponding icon. * parent: Parent handle or 0 if root. * itemdata: Item specific data. */ HTREEITEM dw_tree_insert_after(HWND handle, HTREEITEM item, char *title, HICN icon, HTREEITEM parent, void *itemdata) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeIter *iter; GtkTreeStore *store; GdkPixbuf *pixbuf; HTREEITEM retval = 0; int _locked_by_me = FALSE; if(!handle) return NULL; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { iter = (GtkTreeIter *)malloc(sizeof(GtkTreeIter)); pixbuf = _find_pixbuf(icon); gtk_tree_store_insert_after(store, iter, (GtkTreeIter *)parent, (GtkTreeIter *)item); gtk_tree_store_set (store, iter, 0, title, 1, pixbuf, 2, itemdata, 3, iter, -1); if(pixbuf && !(GPOINTER_TO_INT(icon) & (1 << 31))) g_object_unref(pixbuf); retval = (HTREEITEM)iter; } DW_MUTEX_UNLOCK; return retval; #else GtkWidget *newitem, *tree, *subtree, *label, *hbox, *pixmap; GdkPixmap *gdkpix; GdkBitmap *gdkbmp = NULL; int position = -1; int _locked_by_me = FALSE; if(!handle) return NULL; DW_MUTEX_LOCK; tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!tree || !GTK_IS_TREE(tree)) { DW_MUTEX_UNLOCK; return NULL; } if(item && GTK_IS_TREE_ITEM(item)) position = gtk_tree_child_position(GTK_TREE(tree), item); position++; newitem = gtk_tree_item_new(); label = gtk_label_new(title); gtk_object_set_data(GTK_OBJECT(newitem), "_dw_text", (gpointer)strdup(title)); gtk_object_set_data(GTK_OBJECT(newitem), "_dw_itemdata", (gpointer)itemdata); gtk_object_set_data(GTK_OBJECT(newitem), "_dw_tree", (gpointer)tree); gtk_object_set_data(GTK_OBJECT(newitem), "_dw_parent", (gpointer)parent); hbox = gtk_hbox_new(FALSE, 2); gtk_object_set_data(GTK_OBJECT(newitem), "_dw_hbox", (gpointer)hbox); gdkpix = _find_pixmap(&gdkbmp, icon, hbox, NULL, NULL); gtk_container_add(GTK_CONTAINER(newitem), hbox); if(gdkpix) { pixmap = gtk_pixmap_new(gdkpix, gdkbmp); gtk_box_pack_start(GTK_BOX(hbox), pixmap, FALSE, TRUE, 0); gtk_widget_show(pixmap); } gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, TRUE, 0); gtk_widget_show(label); gtk_widget_show(hbox); { void *thisfunc = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_item_expand_func"); void *mydata = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_item_expand_data"); SignalHandler work = _get_signal_handler(tree, mydata); if(thisfunc && work.window) { int sigid = _set_signal_handler(newitem, work.window, work.func, work.data, thisfunc); gint cid =gtk_signal_connect(GTK_OBJECT(newitem), "expand", GTK_SIGNAL_FUNC(thisfunc),(gpointer)sigid); _set_signal_handler_id(newitem, sigid, cid); } } _dw_ignore_expand = 1; if(parent) { subtree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(parent)); if(!subtree || !GTK_IS_TREE(subtree)) { void *thisfunc = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_select_child_func"); void *mydata = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_select_child_data"); SignalHandler work = _get_signal_handler(tree, mydata); subtree = gtk_tree_new(); if(thisfunc && work.window) { int sigid = _set_signal_handler(subtree, work.window, work.func, work.data, thisfunc); gint cid =gtk_signal_connect(GTK_OBJECT(subtree), "select-child", GTK_SIGNAL_FUNC(thisfunc),(gpointer)sigid); _set_signal_handler_id(subtree, sigid, cid); } thisfunc = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_container_context_func"); mydata = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_container_context_data"); work = _get_signal_handler(tree, mydata); if(thisfunc && work.window) { int sigid = _set_signal_handler(subtree, work.window, work.func, work.data, thisfunc); gint cid =gtk_signal_connect(GTK_OBJECT(subtree), "button_press_event", GTK_SIGNAL_FUNC(thisfunc),(gpointer)sigid); _set_signal_handler_id(subtree, sigid, cid); } gtk_object_set_user_data(GTK_OBJECT(parent), subtree); gtk_tree_set_selection_mode(GTK_TREE(subtree), GTK_SELECTION_SINGLE); gtk_tree_set_view_mode(GTK_TREE(subtree), GTK_TREE_VIEW_ITEM); gtk_tree_item_set_subtree(GTK_TREE_ITEM(parent), subtree); gtk_object_set_data(GTK_OBJECT(subtree), "_dw_parentitem", (gpointer)parent); gtk_tree_item_collapse(GTK_TREE_ITEM(parent)); gtk_widget_show(subtree); gtk_tree_item_expand(GTK_TREE_ITEM(parent)); gtk_tree_item_collapse(GTK_TREE_ITEM(parent)); } gtk_object_set_data(GTK_OBJECT(newitem), "_dw_parenttree", (gpointer)subtree); gtk_tree_insert(GTK_TREE(subtree), newitem, position); } else { gtk_object_set_data(GTK_OBJECT(newitem), "_dw_parenttree", (gpointer)tree); gtk_tree_insert(GTK_TREE(tree), newitem, position); } gtk_tree_item_expand(GTK_TREE_ITEM(newitem)); gtk_tree_item_collapse(GTK_TREE_ITEM(newitem)); gtk_widget_show(newitem); _dw_ignore_expand = 0; DW_MUTEX_UNLOCK; return (HTREEITEM)newitem; #endif } /* * Inserts an item into a tree window (widget). * Parameters: * handle: Handle to the tree to be inserted. * title: The text title of the entry. * icon: Handle to coresponding icon. * parent: Parent handle or 0 if root. * itemdata: Item specific data. */ HTREEITEM dw_tree_insert(HWND handle, char *title, HICN icon, HTREEITEM parent, void *itemdata) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeIter *iter; GtkTreeStore *store; GdkPixbuf *pixbuf; HTREEITEM retval = 0; int _locked_by_me = FALSE; if(!handle) return NULL; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { iter = (GtkTreeIter *)malloc(sizeof(GtkTreeIter)); pixbuf = _find_pixbuf(icon); gtk_tree_store_append (store, iter, (GtkTreeIter *)parent); gtk_tree_store_set (store, iter, 0, title, 1, pixbuf, 2, itemdata, 3, iter, -1); if(pixbuf && !(GPOINTER_TO_INT(icon) & (1 << 31))) g_object_unref(pixbuf); retval = (HTREEITEM)iter; } DW_MUTEX_UNLOCK; return retval; #else GtkWidget *item, *tree, *subtree, *label, *hbox, *pixmap; GdkPixmap *gdkpix; GdkBitmap *gdkbmp = NULL; int _locked_by_me = FALSE; if(!handle) return NULL; DW_MUTEX_LOCK; tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!tree || !GTK_IS_TREE(tree)) { DW_MUTEX_UNLOCK; return NULL; } item = gtk_tree_item_new(); label = gtk_label_new(title); gtk_object_set_data(GTK_OBJECT(item), "_dw_text", (gpointer)strdup(title)); gtk_object_set_data(GTK_OBJECT(item), "_dw_itemdata", (gpointer)itemdata); gtk_object_set_data(GTK_OBJECT(item), "_dw_tree", (gpointer)tree); gtk_object_set_data(GTK_OBJECT(item), "_dw_parent", (gpointer)parent); hbox = gtk_hbox_new(FALSE, 2); gtk_object_set_data(GTK_OBJECT(item), "_dw_hbox", (gpointer)hbox); gdkpix = _find_pixmap(&gdkbmp, icon, hbox, NULL, NULL); gtk_container_add(GTK_CONTAINER(item), hbox); if(gdkpix) { pixmap = gtk_pixmap_new(gdkpix, gdkbmp); gtk_box_pack_start(GTK_BOX(hbox), pixmap, FALSE, TRUE, 0); gtk_widget_show(pixmap); } gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, TRUE, 0); gtk_widget_show(label); gtk_widget_show(hbox); { void *thisfunc = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_item_expand_func"); void *mydata = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_item_expand_data"); SignalHandler work = _get_signal_handler(tree, mydata); if(thisfunc && work.window) { int sigid = _set_signal_handler(item, work.window, work.func, work.data, thisfunc); gint cid =gtk_signal_connect(GTK_OBJECT(item), "expand", GTK_SIGNAL_FUNC(thisfunc),(gpointer)sigid); _set_signal_handler_id(item, sigid, cid); } } _dw_ignore_expand = 1; if(parent) { subtree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(parent)); if(!subtree || !GTK_IS_TREE(subtree)) { void *thisfunc = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_select_child_func"); void *mydata = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_select_child_data"); SignalHandler work = _get_signal_handler(tree, mydata); subtree = gtk_tree_new(); if(thisfunc && work.window) { int sigid = _set_signal_handler(subtree, work.window, work.func, work.data, thisfunc); gint cid =gtk_signal_connect(GTK_OBJECT(subtree), "select-child", GTK_SIGNAL_FUNC(thisfunc),(gpointer)sigid); _set_signal_handler_id(subtree, sigid, cid); } thisfunc = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_container_context_func"); mydata = (void *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_container_context_data"); work = _get_signal_handler(tree, mydata); if(thisfunc && work.window) { int sigid = _set_signal_handler(subtree, work.window, work.func, work.data, thisfunc); gint cid =gtk_signal_connect(GTK_OBJECT(subtree), "button_press_event", GTK_SIGNAL_FUNC(thisfunc),(gpointer)sigid); _set_signal_handler_id(subtree, sigid, cid); } gtk_object_set_user_data(GTK_OBJECT(parent), subtree); gtk_tree_set_selection_mode(GTK_TREE(subtree), GTK_SELECTION_SINGLE); gtk_tree_set_view_mode(GTK_TREE(subtree), GTK_TREE_VIEW_ITEM); gtk_tree_item_set_subtree(GTK_TREE_ITEM(parent), subtree); gtk_object_set_data(GTK_OBJECT(subtree), "_dw_parentitem", (gpointer)parent); gtk_tree_item_collapse(GTK_TREE_ITEM(parent)); gtk_widget_show(subtree); gtk_tree_item_expand(GTK_TREE_ITEM(parent)); gtk_tree_item_collapse(GTK_TREE_ITEM(parent)); } gtk_object_set_data(GTK_OBJECT(item), "_dw_parenttree", (gpointer)subtree); gtk_tree_append(GTK_TREE(subtree), item); } else { gtk_object_set_data(GTK_OBJECT(item), "_dw_parenttree", (gpointer)tree); gtk_tree_append(GTK_TREE(tree), item); } gtk_tree_item_expand(GTK_TREE_ITEM(item)); gtk_tree_item_collapse(GTK_TREE_ITEM(item)); gtk_widget_show(item); _dw_ignore_expand = 0; DW_MUTEX_UNLOCK; return (HTREEITEM)item; #endif } /* * Sets the text and icon of an item in a tree window (widget). * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. * title: The text title of the entry. * icon: Handle to coresponding icon. */ void dw_tree_item_change(HWND handle, HTREEITEM item, char *title, HICN icon) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeStore *store; GdkPixbuf *pixbuf; int _locked_by_me = FALSE; if(!handle) return; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { pixbuf = _find_pixbuf(icon); gtk_tree_store_set(store, (GtkTreeIter *)item, 0, title, 1, pixbuf, -1); if(pixbuf && !(GPOINTER_TO_INT(icon) & (1 << 31))) g_object_unref(pixbuf); } DW_MUTEX_UNLOCK; #else GtkWidget *label, *hbox, *pixmap; GdkPixmap *gdkpix; GdkBitmap *gdkbmp = NULL; char *oldtext; int _locked_by_me = FALSE; if(!handle || !item) return; DW_MUTEX_LOCK; oldtext = (char *)gtk_object_get_data(GTK_OBJECT(item), "_dw_text"); if(oldtext) free(oldtext); label = gtk_label_new(title); gtk_object_set_data(GTK_OBJECT(item), "_dw_text", (gpointer)strdup(title)); hbox = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(item), "_dw_hbox"); gtk_widget_destroy(hbox); hbox = gtk_hbox_new(FALSE, 2); gtk_object_set_data(GTK_OBJECT(item), "_dw_hbox", (gpointer)hbox); gdkpix = _find_pixmap(&gdkbmp, icon, hbox, NULL, NULL); gtk_container_add(GTK_CONTAINER(item), hbox); if(gdkpix) { pixmap = gtk_pixmap_new(gdkpix, gdkbmp); gtk_box_pack_start(GTK_BOX(hbox), pixmap, FALSE, TRUE, 0); gtk_widget_show(pixmap); } gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, TRUE, 0); gtk_widget_show(label); gtk_widget_show(hbox); DW_MUTEX_UNLOCK; #endif } /* * Sets the item data of a tree item. * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. * itemdata: User defined data to be associated with item. */ void dw_tree_item_set_data(HWND handle, HTREEITEM item, void *itemdata) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeStore *store; int _locked_by_me = FALSE; if(!handle || !item) return; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) gtk_tree_store_set(store, (GtkTreeIter *)item, 2, itemdata, -1); DW_MUTEX_UNLOCK; #else int _locked_by_me = FALSE; if(!handle || !item) return; DW_MUTEX_LOCK; gtk_object_set_data(GTK_OBJECT(item), "_dw_itemdata", (gpointer)itemdata); DW_MUTEX_UNLOCK; #endif } /* * Gets the text an item in a tree window (widget). * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. */ char * API dw_tree_get_title(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; char *text = NULL; #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeModel *store; #endif if(!handle || !item) return text; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tree && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeModel *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) gtk_tree_model_get(store, (GtkTreeIter *)item, 0, &text, -1); #else text = (char *)gtk_object_get_data(GTK_OBJECT(item), "_dw_text"); #endif DW_MUTEX_UNLOCK; return text; } /* * Gets the text an item in a tree window (widget). * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. */ HTREEITEM API dw_tree_get_parent(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; HTREEITEM parent = (HTREEITEM)0; #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeModel *store; #endif if(!handle || !item) return parent; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tree && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeModel *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { GtkTreeIter *p = malloc(sizeof(GtkTreeIter)); if(gtk_tree_model_iter_parent(store, p, (GtkTreeIter *)item)) parent = p; else free(p); } #else parent = (HTREEITEM)gtk_object_get_data(GTK_OBJECT(item), "_dw_parent"); #endif DW_MUTEX_UNLOCK; return parent; } /* * Gets the item data of a tree item. * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. */ void *dw_tree_item_get_data(HWND handle, HTREEITEM item) { void *ret = NULL; #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeModel *store; int _locked_by_me = FALSE; if(!handle || !item) return NULL; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeModel *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) gtk_tree_model_get(store, (GtkTreeIter *)item, 2, &ret, -1); DW_MUTEX_UNLOCK; #else int _locked_by_me = FALSE; if(!handle || !item) return NULL; DW_MUTEX_LOCK; ret = (void *)gtk_object_get_data(GTK_OBJECT(item), "_dw_itemdata"); DW_MUTEX_UNLOCK; #endif return ret; } /* * Sets this item as the active selection. * Parameters: * handle: Handle to the tree window (widget) to be selected. * item: Handle to the item to be selected. */ void dw_tree_item_select(HWND handle, HTREEITEM item) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeStore *store; int _locked_by_me = FALSE; if(!handle || !item) return; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), (GtkTreeIter *)item); GtkTreeSelection *sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree)); gtk_tree_view_set_cursor(GTK_TREE_VIEW(tree), path, NULL, FALSE); gtk_tree_selection_select_iter(sel, (GtkTreeIter *)item); gtk_tree_path_free(path); } DW_MUTEX_UNLOCK; #else GtkWidget *lastselect, *tree; int _locked_by_me = FALSE; if(!handle || !item) return; DW_MUTEX_LOCK; tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); lastselect = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_lastselect"); if(lastselect && GTK_IS_TREE_ITEM(lastselect)) gtk_tree_item_deselect(GTK_TREE_ITEM(lastselect)); gtk_tree_item_select(GTK_TREE_ITEM(item)); gtk_object_set_data(GTK_OBJECT(tree), "_dw_lastselect", (gpointer)item); DW_MUTEX_UNLOCK; #endif } #if GTK_MAJOR_VERSION > 1 static void _dw_recursive_free(GtkTreeModel *store, GtkTreeIter parent) { void *data; GtkTreeIter iter; gtk_tree_model_get(store, &parent, 3, &data, -1); if(data) free(data); gtk_tree_store_set(GTK_TREE_STORE(store), &parent, 3, NULL, -1); if(gtk_tree_model_iter_children(store, &iter, &parent)) { do { _dw_recursive_free(GTK_TREE_MODEL(store), iter); } while(gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter)); } } #endif /* * Removes all nodes from a tree. * Parameters: * handle: Handle to the window (widget) to be cleared. */ void dw_tree_clear(HWND handle) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeStore *store; int _locked_by_me = FALSE; if(!handle) return; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { GtkTreeIter iter; if(gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) { do { _dw_recursive_free(GTK_TREE_MODEL(store), iter); } while(gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter)); } gtk_tree_store_clear(store); } DW_MUTEX_UNLOCK; #else GtkWidget *tree; int _locked_by_me = FALSE; if(!handle) return; DW_MUTEX_LOCK; tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!tree || !GTK_IS_TREE(tree)) { DW_MUTEX_UNLOCK; return; } gtk_object_set_data(GTK_OBJECT(tree), "_dw_lastselect", NULL); gtk_tree_clear_items(GTK_TREE(tree), 0, 1000000); DW_MUTEX_UNLOCK; #endif } /* * Expands a node on a tree. * Parameters: * handle: Handle to the tree window (widget). * item: Handle to node to be expanded. */ void dw_tree_item_expand(HWND handle, HTREEITEM item) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeStore *store; int _locked_by_me = FALSE; if(!handle) return; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), (GtkTreeIter *)item); gtk_tree_view_expand_row(GTK_TREE_VIEW(tree), path, FALSE); gtk_tree_path_free(path); } DW_MUTEX_UNLOCK; #else int _locked_by_me = FALSE; if(!handle || !item) return; DW_MUTEX_LOCK; _dw_ignore_expand = 1; if(GTK_IS_TREE_ITEM(item)) gtk_tree_item_expand(GTK_TREE_ITEM(item)); _dw_ignore_expand = 0; DW_MUTEX_UNLOCK; #endif } /* * Collapses a node on a tree. * Parameters: * handle: Handle to the tree window (widget). * item: Handle to node to be collapsed. */ void dw_tree_item_collapse(HWND handle, HTREEITEM item) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeStore *store; int _locked_by_me = FALSE; if(!handle) return; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL(store), (GtkTreeIter *)item); gtk_tree_view_collapse_row(GTK_TREE_VIEW(tree), path); gtk_tree_path_free(path); } DW_MUTEX_UNLOCK; #else int _locked_by_me = FALSE; if(!handle || !item) return; DW_MUTEX_LOCK; if(GTK_IS_TREE_ITEM(item)) gtk_tree_item_collapse(GTK_TREE_ITEM(item)); DW_MUTEX_UNLOCK; #endif } /* * Removes a node from a tree. * Parameters: * handle: Handle to the window (widget) to be cleared. * item: Handle to node to be deleted. */ void dw_tree_item_delete(HWND handle, HTREEITEM item) { #if GTK_MAJOR_VERSION > 1 GtkWidget *tree; GtkTreeStore *store; int _locked_by_me = FALSE; if(!handle) return; DW_MUTEX_LOCK; if((tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle))) && GTK_IS_TREE_VIEW(tree) && (store = (GtkTreeStore *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_tree_store"))) { gtk_tree_store_remove(store, (GtkTreeIter *)item); free(item); } DW_MUTEX_UNLOCK; #else GtkWidget *tree, *lastselect, *parenttree; int _locked_by_me = FALSE; if(!handle || !item || !GTK_IS_WIDGET(handle) || !GTK_IS_WIDGET(item)) return; DW_MUTEX_LOCK; tree = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!tree || !GTK_IS_TREE(tree)) { DW_MUTEX_UNLOCK; return; } lastselect = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(tree), "_dw_lastselect"); parenttree = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(item), "_dw_parenttree"); if(lastselect == item) { gtk_tree_item_deselect(GTK_TREE_ITEM(lastselect)); gtk_object_set_data(GTK_OBJECT(tree), "_dw_lastselect", NULL); } if(parenttree && GTK_IS_WIDGET(parenttree)) gtk_container_remove(GTK_CONTAINER(parenttree), item); DW_MUTEX_UNLOCK; #endif } static int _dw_container_setup(HWND handle, unsigned long *flags, char **titles, int count, int separator, int extra) { GtkWidget *clist; char numbuf[11] = {0}; int z, multi; int _locked_by_me = FALSE; GtkJustification justification; DW_MUTEX_LOCK; clist = gtk_clist_new_with_titles(count, (gchar **)titles); if(!clist) { DW_MUTEX_UNLOCK; return DW_ERROR_GENERAL; } multi = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_multi")); gtk_object_set_data(GTK_OBJECT(handle), "_dw_multi", GINT_TO_POINTER(multi)); gtk_clist_set_column_auto_resize(GTK_CLIST(clist), 0, TRUE); if(multi) gtk_clist_set_selection_mode(GTK_CLIST(clist), GTK_SELECTION_EXTENDED); else gtk_clist_set_selection_mode(GTK_CLIST(clist), GTK_SELECTION_SINGLE); gtk_container_add(GTK_CONTAINER(handle), clist); gtk_object_set_user_data(GTK_OBJECT(handle), (gpointer)clist); gtk_widget_show(clist); gtk_object_set_data(GTK_OBJECT(clist), "_dw_colcount", GINT_TO_POINTER(count)); gtk_object_set_data(GTK_OBJECT(clist), "_dw_oddcol", GINT_TO_POINTER(DW_RGB_TRANSPARENT)); gtk_object_set_data(GTK_OBJECT(clist), "_dw_evencol", GINT_TO_POINTER(DW_RGB_TRANSPARENT)); if(extra) gtk_clist_set_column_width(GTK_CLIST(clist), 1, 120); for(z=0;z<count;z++) { if(!extra || z > 1) gtk_clist_set_column_width(GTK_CLIST(clist), z, 50); snprintf(numbuf, 10, "%d", z); gtk_object_set_data(GTK_OBJECT(clist), numbuf, GINT_TO_POINTER(flags[z])); if(flags[z]&DW_CFA_RIGHT) justification = GTK_JUSTIFY_RIGHT; else if(flags[z]&DW_CFA_CENTER) justification = GTK_JUSTIFY_CENTER; else justification = GTK_JUSTIFY_LEFT; gtk_clist_set_column_justification(GTK_CLIST(clist),z,justification); } if(_DWDefaultFont) dw_window_set_font(handle, _DWDefaultFont); DW_MUTEX_UNLOCK; return DW_ERROR_NONE; } /* * Sets up the container columns. * Parameters: * handle: Handle to the container to be configured. * flags: An array of unsigned longs with column flags. * titles: An array of strings with column text titles. * count: The number of columns (this should match the arrays). * separator: The column number that contains the main separator. * (this item may only be used in OS/2) */ int dw_container_setup(HWND handle, unsigned long *flags, char **titles, int count, int separator) { return _dw_container_setup(handle, flags, titles, count, separator, 0); } /* * Sets up the filesystem columns, note: filesystem always has an icon/filename field. * Parameters: * handle: Handle to the container to be configured. * flags: An array of unsigned longs with column flags. * titles: An array of strings with column text titles. * count: The number of columns (this should match the arrays). */ int dw_filesystem_setup(HWND handle, unsigned long *flags, char **titles, int count) { char **newtitles = malloc(sizeof(char *) * (count + 1)); unsigned long *newflags = malloc(sizeof(unsigned long) * (count + 1)); int res; newtitles[0] = "Filename"; newflags[0] = DW_CFA_STRINGANDICON | DW_CFA_LEFT | DW_CFA_HORZSEPARATOR; memcpy(&newtitles[1], titles, sizeof(char *) * count); memcpy(&newflags[1], flags, sizeof(unsigned long) * count); res = _dw_container_setup(handle, newflags, newtitles, count + 1, 1, 1); if ( newtitles) free(newtitles); if ( newflags ) free(newflags); return res; } /* * Obtains an icon from a module (or header in GTK). * Parameters: * module: Handle to module (DLL) in OS/2 and Windows. * id: A unsigned long id int the resources on OS/2 and * Windows, on GTK this is converted to a pointer * to an embedded XPM. */ HICN dw_icon_load(unsigned long module, unsigned long id) { return (HICN)id; } /* * Obtains an icon from a file. * Parameters: * filename: Name of the file, omit extention to have * DW pick the appropriate file extension. * (ICO on OS/2 or Windows, XPM on Unix) */ HICN API dw_icon_load_from_file(char *filename) { int found = -1, _locked_by_me = FALSE; #if GTK_MAJOR_VERSION > 1 GdkPixbuf *pixbuf; #elif defined(USE_IMLIB) GdkImlibImage *image; #endif char *file = alloca(strlen(filename) + 6); unsigned long z, ret = 0; int found_ext = 0; int i; if (!file) return 0; strcpy(file, filename); /* check if we can read from this file (it exists and read permission) */ if (access(file, 04) != 0) { /* Try with various extentions */ for ( i = 0; i < NUM_EXTS; i++ ) { strcpy( file, filename ); strcat( file, image_exts[i] ); if ( access( file, 04 ) == 0 ) { found_ext = 1; break; } } if ( found_ext == 0 ) { return 0; } } DW_MUTEX_LOCK; /* Find a free entry in the array */ for (z=0;z<_PixmapCount;z++) { if (!_PixmapArray[z].used) { ret = found = z; break; } } /* If there are no free entries, expand the * array. */ if (found == -1) { DWPrivatePixmap *old = _PixmapArray; ret = found = _PixmapCount; _PixmapCount++; _PixmapArray = malloc(sizeof(DWPrivatePixmap) * _PixmapCount); if (found) memcpy(_PixmapArray, old, sizeof(DWPrivatePixmap) * found); if (old) free(old); _PixmapArray[found].used = 1; _PixmapArray[found].pixmap = _PixmapArray[found].mask = NULL; } #if GTK_MAJOR_VERSION > 1 pixbuf = gdk_pixbuf_new_from_file(file, NULL); if (pixbuf) { _PixmapArray[found].pixbuf = pixbuf; _PixmapArray[found].width = gdk_pixbuf_get_width(pixbuf); _PixmapArray[found].height = gdk_pixbuf_get_height(pixbuf); gdk_pixbuf_render_pixmap_and_mask(pixbuf, &_PixmapArray[found].pixmap, &_PixmapArray[found].mask, 1); } #elif defined(USE_IMLIB) image = gdk_imlib_load_image(file); if (image) { _PixmapArray[found].width = image->rgb_width; _PixmapArray[found].height = image->rgb_height; gdk_imlib_render(image, image->rgb_width, image->rgb_height); _PixmapArray[found].pixmap = gdk_imlib_copy_image(image); _PixmapArray[found].mask = gdk_imlib_copy_mask(image); gdk_imlib_destroy_image(image); } #else if (last_window) _PixmapArray[found].pixmap = gdk_pixmap_create_from_xpm(last_window->window, &_PixmapArray[found].mask, &_colors[DW_CLR_PALEGRAY], file); #endif DW_MUTEX_UNLOCK; if (!_PixmapArray[found].pixmap || !_PixmapArray[found].mask) { _PixmapArray[found].used = 0; _PixmapArray[found].pixmap = _PixmapArray[found].mask = NULL; return 0; } return (HICN)(ret | (1 << 31)); } /* * Obtains an icon from data. * Parameters: * data: Source of data for image. * len: length of data */ HICN API dw_icon_load_from_data(char *data, int len) { int found = -1, _locked_by_me = FALSE; char *file; FILE *fp; #if GTK_MAJOR_VERSION > 1 GdkPixbuf *pixbuf; #elif defined(USE_IMLIB) GdkImlibImage *image; #endif unsigned long z, ret = 0; DW_MUTEX_LOCK; /* * A real hack; create a temporary file and write the contents * of the data to the file */ file = tmpnam( NULL ); fp = fopen( file, "wb" ); if ( fp ) { fwrite( data, len, 1, fp ); fclose( fp ); } else { DW_MUTEX_UNLOCK; return 0; } /* Find a free entry in the array */ for (z=0;z<_PixmapCount;z++) { if(!_PixmapArray[z].used) { ret = found = z; break; } } /* If there are no free entries, expand the * array. */ if (found == -1) { DWPrivatePixmap *old = _PixmapArray; ret = found = _PixmapCount; _PixmapCount++; _PixmapArray = malloc(sizeof(DWPrivatePixmap) * _PixmapCount); if (found) memcpy(_PixmapArray, old, sizeof(DWPrivatePixmap) * found); if (old) free(old); _PixmapArray[found].used = 1; _PixmapArray[found].pixmap = _PixmapArray[found].mask = NULL; } #if GTK_MAJOR_VERSION > 1 pixbuf = gdk_pixbuf_new_from_file(file, NULL); if (pixbuf) { _PixmapArray[found].pixbuf = pixbuf; _PixmapArray[found].width = gdk_pixbuf_get_width(pixbuf); _PixmapArray[found].height = gdk_pixbuf_get_height(pixbuf); gdk_pixbuf_render_pixmap_and_mask(pixbuf, &_PixmapArray[found].pixmap, &_PixmapArray[found].mask, 1); } #elif defined(USE_IMLIB) image = gdk_imlib_load_image(file); if (image) { _PixmapArray[found].width = image->rgb_width; _PixmapArray[found].height = image->rgb_height; gdk_imlib_render(image, image->rgb_width, image->rgb_height); _PixmapArray[found].pixmap = gdk_imlib_copy_image(image); _PixmapArray[found].mask = gdk_imlib_copy_mask(image); gdk_imlib_destroy_image(image); } #else if (last_window) _PixmapArray[found].pixmap = gdk_pixmap_create_from_xpm_d(last_window->window, &_PixmapArray[found].mask, &_colors[DW_CLR_PALEGRAY], data); #endif /* remove our temporary file */ unlink (file ); DW_MUTEX_UNLOCK; if (!_PixmapArray[found].pixmap || !_PixmapArray[found].mask) { _PixmapArray[found].used = 0; _PixmapArray[found].pixmap = _PixmapArray[found].mask = NULL; return 0; } return (HICN)(ret | (1 << 31)); } /* * Frees a loaded resource in OS/2 and Windows. * Parameters: * handle: Handle to icon returned by dw_icon_load(). */ void dw_icon_free(HICN handle) { /* If it is a private icon, find the item * free the associated structures and set * the entry to unused. */ if(GPOINTER_TO_INT(handle) & (1 << 31)) { unsigned long id = GPOINTER_TO_INT(handle) & 0xFFFFFF; if(id < _PixmapCount && _PixmapArray[id].used) { #if GTK_MAJOR_VERSION > 1 if(_PixmapArray[id].pixbuf) { g_object_unref(_PixmapArray[id].pixbuf); _PixmapArray[id].pixbuf = NULL; } #endif if(_PixmapArray[id].mask) { gdk_bitmap_unref(_PixmapArray[id].mask); _PixmapArray[id].mask = NULL; } if(_PixmapArray[id].pixmap) { gdk_pixmap_unref(_PixmapArray[id].pixmap); _PixmapArray[id].pixmap = NULL; } _PixmapArray[id].used = 0; } } } /* Clears a CList selection and associated selection list */ void _dw_unselect(GtkWidget *clist) { gtk_clist_unselect_all(GTK_CLIST(clist)); } /* * Allocates memory used to populate a container. * Parameters: * handle: Handle to the container window (widget). * rowcount: The number of items to be populated. */ void *dw_container_alloc(HWND handle, int rowcount) { int z, count = 0, prevrowcount = 0; GtkWidget *clist; GdkColor *fore, *back; char **blah; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return NULL; } count = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_colcount")); prevrowcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_rowcount")); if(!count) { DW_MUTEX_UNLOCK; return NULL; } blah = malloc(sizeof(char *) * count); memset(blah, 0, sizeof(char *) * count); fore = (GdkColor *)gtk_object_get_data(GTK_OBJECT(clist), "_dw_foregdk"); back = (GdkColor *)gtk_object_get_data(GTK_OBJECT(clist), "_dw_backgdk"); gtk_clist_freeze(GTK_CLIST(clist)); for(z=0;z<rowcount;z++) { gtk_clist_append(GTK_CLIST(clist), blah); if(fore) gtk_clist_set_foreground(GTK_CLIST(clist), z + prevrowcount, fore); if(back) gtk_clist_set_background(GTK_CLIST(clist), z + prevrowcount, back); } gtk_object_set_data(GTK_OBJECT(clist), "_dw_insertpos", GINT_TO_POINTER(prevrowcount)); gtk_object_set_data(GTK_OBJECT(clist), "_dw_rowcount", GINT_TO_POINTER(rowcount + prevrowcount)); free(blah); DW_MUTEX_UNLOCK; return (void *)handle; } /* * Internal representation of dw_container_set_item() extracted so we can pass * two data pointers; icon and text for dw_filesystem_set_item(). */ void _dw_container_set_item(HWND handle, void *pointer, int column, int row, void *data, char *text) { char numbuf[11] = {0}, textbuffer[101] = {0}; int flag = 0; GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return; } snprintf(numbuf, 10, "%d", column); flag = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), numbuf)); if(pointer) { row += GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_insertpos")); } if(flag & DW_CFA_BITMAPORICON) { GdkBitmap *bitmap = NULL; GdkPixmap *pixmap = NULL; if(data) { HICN hicon = *((HICN *)data); pixmap = _find_pixmap(&bitmap, hicon, clist, NULL, NULL); } gtk_clist_set_pixmap(GTK_CLIST(clist), row, column, pixmap ? pixmap : _dw_tmppixmap, pixmap ? bitmap : _dw_tmpbitmap); } else if(flag & DW_CFA_STRINGANDICON) { GdkBitmap *bitmap = NULL; GdkPixmap *pixmap = NULL; if(data) { HICN hicon = *((HICN *)data); pixmap = _find_pixmap(&bitmap, hicon, clist, NULL, NULL); } gtk_clist_set_pixtext(GTK_CLIST(clist), row, column, text ? text : textbuffer, 2, pixmap ? pixmap : _dw_tmppixmap, pixmap ? bitmap : _dw_tmpbitmap); } else if(flag & DW_CFA_STRING) { char *tmp = data ? *((char **)data) : textbuffer; gtk_clist_set_text(GTK_CLIST(clist), row, column, tmp); } else if(flag & DW_CFA_ULONG) { if(data) { ULONG tmp = *((ULONG *)data); snprintf(textbuffer, 100, "%lu", tmp); } gtk_clist_set_text(GTK_CLIST(clist), row, column, textbuffer); } else if(flag & DW_CFA_DATE) { if(data) { struct tm curtm; CDATE cdate = *((CDATE *)data); memset( &curtm, 0, sizeof(curtm) ); curtm.tm_mday = cdate.day; curtm.tm_mon = cdate.month - 1; curtm.tm_year = cdate.year - 1900; strftime(textbuffer, 100, "%x", &curtm); } gtk_clist_set_text(GTK_CLIST(clist), row, column, textbuffer); } else if(flag & DW_CFA_TIME) { if(data) { struct tm curtm; CTIME ctime = *((CTIME *)data); memset( &curtm, 0, sizeof(curtm) ); curtm.tm_hour = ctime.hours; curtm.tm_min = ctime.minutes; curtm.tm_sec = ctime.seconds; strftime(textbuffer, 100, "%X", &curtm); } gtk_clist_set_text(GTK_CLIST(clist), row, column, textbuffer); } if(!pointer) _update_clist_rows(clist); DW_MUTEX_UNLOCK; } /* * Sets an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void dw_container_set_item(HWND handle, void *pointer, int column, int row, void *data) { _dw_container_set_item(handle, NULL, column, row, data, NULL); } /* * Changes an existing item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void dw_container_change_item(HWND handle, int column, int row, void *data) { _dw_container_set_item(handle, NULL, column, row, data, NULL); } /* * Changes an existing item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void API dw_filesystem_change_item(HWND handle, int column, int row, void *data) { dw_filesystem_set_item(handle, NULL, column, row, data); } /* * Changes an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void API dw_filesystem_change_file(HWND handle, int row, char *filename, HICN icon) { dw_filesystem_set_file(handle, NULL, row, filename, icon); } /* * Sets an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void dw_filesystem_set_file(HWND handle, void *pointer, int row, char *filename, HICN icon) { _dw_container_set_item(handle, pointer, 0, row, (void *)&icon, filename); } /* * Sets an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void dw_filesystem_set_item(HWND handle, void *pointer, int column, int row, void *data) { _dw_container_set_item(handle, pointer, column + 1, row, data, NULL); } /* * Gets column type for a container column * Parameters: * handle: Handle to the container window (widget). * column: Zero based column. */ int dw_container_get_column_type(HWND handle, int column) { char numbuf[11] = {0}; int flag, rc; GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return 0; } snprintf(numbuf, 10, "%d", column); flag = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), numbuf)); if(flag & DW_CFA_BITMAPORICON) rc = DW_CFA_BITMAPORICON; else if(flag & DW_CFA_STRING) rc = DW_CFA_STRING; else if(flag & DW_CFA_ULONG) rc = DW_CFA_ULONG; else if(flag & DW_CFA_DATE) rc = DW_CFA_DATE; else if(flag & DW_CFA_TIME) rc = DW_CFA_TIME; else rc = 0; DW_MUTEX_UNLOCK; return rc; } /* * Gets column type for a filesystem container column * Parameters: * handle: Handle to the container window (widget). * column: Zero based column. */ int API dw_filesystem_get_column_type(HWND handle, int column) { return dw_container_get_column_type( handle, column + 1 ); } /* * Sets the alternating row colors for container window (widget) handle. * Parameters: * handle: The window (widget) handle. * oddcolor: Odd row background color in DW_RGB format or a default color index. * evencolor: Even row background color in DW_RGB format or a default color index. * DW_RGB_TRANSPARENT will disable coloring rows. * DW_CLR_DEFAULT will use the system default alternating row colors. */ void API dw_container_set_stripe(HWND handle, unsigned long oddcolor, unsigned long evencolor) { GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = gtk_object_get_user_data(GTK_OBJECT(handle)); if(clist && GTK_IS_CLIST(clist)) { gtk_object_set_data(GTK_OBJECT(clist), "_dw_oddcol", GINT_TO_POINTER(oddcolor == DW_CLR_DEFAULT ? DW_RGB(230, 230, 230) : oddcolor)); gtk_object_set_data(GTK_OBJECT(clist), "_dw_evencol", GINT_TO_POINTER(evencolor == DW_CLR_DEFAULT ? DW_RGB_TRANSPARENT : evencolor)); _update_clist_rows(clist); } DW_MUTEX_UNLOCK; } /* * Sets the width of a column in the container. * Parameters: * handle: Handle to window (widget) of container. * column: Zero based column of width being set. * width: Width of column in pixels. */ void dw_container_set_column_width(HWND handle, int column, int width) { GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = gtk_object_get_user_data(GTK_OBJECT(handle)); if(clist && GTK_IS_CLIST(clist)) gtk_clist_set_column_width(GTK_CLIST(clist), column, width); DW_MUTEX_UNLOCK; } /* Internal version for both */ void _dw_container_set_row_title(HWND handle, void *pointer, int row, char *title) { GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(pointer) { row += GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_insertpos")); } if(clist) gtk_clist_set_row_data(GTK_CLIST(clist), row, (gpointer)title); DW_MUTEX_UNLOCK; } /* * Sets the title of a row in the container. * Parameters: * pointer: Pointer to the allocated memory in dw_container_alloc(). * row: Zero based row of data being set. * title: String title of the item. */ void dw_container_set_row_title(void *pointer, int row, char *title) { _dw_container_set_row_title(pointer, pointer, row, title); } /* * Changes the title of a row already inserted in the container. * Parameters: * handle: Handle to window (widget) of container. * row: Zero based row of data being set. * title: String title of the item. */ void dw_container_change_row_title(HWND handle, int row, char *title) { _dw_container_set_row_title(handle, NULL, row, title); } /* * Sets the title of a row in the container. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * rowcount: The number of rows to be inserted. */ void dw_container_insert(HWND handle, void *pointer, int rowcount) { GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = gtk_object_get_user_data(GTK_OBJECT(handle)); if(clist && GTK_IS_CLIST(clist)) { _update_clist_rows(clist); gtk_clist_thaw(GTK_CLIST(clist)); } DW_MUTEX_UNLOCK; } /* * Removes the first x rows from a container. * Parameters: * handle: Handle to the window (widget) to be deleted from. * rowcount: The number of rows to be deleted. */ void dw_container_delete(HWND handle, int rowcount) { GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(clist && GTK_IS_CLIST(clist)) { int rows, z; rows = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_rowcount")); _dw_unselect(clist); for(z=0;z<rowcount;z++) gtk_clist_remove(GTK_CLIST(clist), 0); if(rows - rowcount < 0) rows = 0; else rows -= rowcount; gtk_object_set_data(GTK_OBJECT(clist), "_dw_rowcount", GINT_TO_POINTER(rows)); _update_clist_rows(clist); } DW_MUTEX_UNLOCK; } /* * Removes all rows from a container. * Parameters: * handle: Handle to the window (widget) to be cleared. * redraw: TRUE to cause the container to redraw immediately. */ void dw_container_clear(HWND handle, int redraw) { GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(clist && GTK_IS_CLIST(clist)) { _dw_unselect(clist); gtk_clist_clear(GTK_CLIST(clist)); gtk_object_set_data(GTK_OBJECT(clist), "_dw_rowcount", GINT_TO_POINTER(0)); } DW_MUTEX_UNLOCK; } /* * Scrolls container up or down. * Parameters: * handle: Handle to the window (widget) to be scrolled. * direction: DW_SCROLL_UP, DW_SCROLL_DOWN, DW_SCROLL_TOP or * DW_SCROLL_BOTTOM. (rows is ignored for last two) * rows: The number of rows to be scrolled. */ void dw_container_scroll(HWND handle, int direction, long rows) { GtkAdjustment *adj; GtkWidget *clist; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(clist && GTK_IS_CLIST(clist)) { adj = gtk_clist_get_vadjustment(GTK_CLIST(clist)); if(adj) { switch(direction) { case DW_SCROLL_TOP: adj->value = adj->lower; break; case DW_SCROLL_BOTTOM: adj->value = adj->upper; break; } gtk_clist_set_vadjustment(GTK_CLIST(clist), adj); } } DW_MUTEX_UNLOCK; } /* * Starts a new query of a container. * Parameters: * handle: Handle to the window (widget) to be queried. * flags: If this parameter is DW_CRA_SELECTED it will only * return items that are currently selected. Otherwise * it will return all records in the container. */ char *dw_container_query_start(HWND handle, unsigned long flags) { GtkWidget *clist; GList *list; char *retval = NULL; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return NULL; } /* These should be separate but right now this will work */ if(flags & DW_CRA_SELECTED) { list = GTK_CLIST(clist)->selection; if(list) { gtk_object_set_data(GTK_OBJECT(clist), "_dw_querypos", GINT_TO_POINTER(1)); retval = (char *)gtk_clist_get_row_data(GTK_CLIST(clist), GPOINTER_TO_UINT(list->data)); } } else if(flags & DW_CRA_CURSORED) { retval = (char *)gtk_clist_get_row_data(GTK_CLIST(clist), GTK_CLIST(clist)->focus_row); } else { retval = (char *)gtk_clist_get_row_data(GTK_CLIST(clist), 0); gtk_object_set_data(GTK_OBJECT(clist), "_dw_querypos", GINT_TO_POINTER(1)); } DW_MUTEX_UNLOCK; return retval; } /* * Continues an existing query of a container. * Parameters: * handle: Handle to the window (widget) to be queried. * flags: If this parameter is DW_CRA_SELECTED it will only * return items that are currently selected. Otherwise * it will return all records in the container. */ char *dw_container_query_next(HWND handle, unsigned long flags) { GtkWidget *clist; GList *list; char *retval = NULL; int _locked_by_me = FALSE; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return NULL; } /* These should be separate but right now this will work */ if(flags & DW_CRA_SELECTED) { list = GTK_CLIST(clist)->selection; if(list) { int counter = 0, pos = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_querypos")); gtk_object_set_data(GTK_OBJECT(clist), "_dw_querypos", GINT_TO_POINTER(pos+1)); while(list && counter < pos) { list = list->next; counter++; } if(list) retval = (char *)gtk_clist_get_row_data(GTK_CLIST(clist), GPOINTER_TO_UINT(list->data)); } } else if(flags & DW_CRA_CURSORED) { /* There will only be one item cursored, * retrieve it with dw_container_query_start() */ retval = NULL; } else { int pos = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_querypos")); retval = (char *)gtk_clist_get_row_data(GTK_CLIST(clist), pos); gtk_object_set_data(GTK_OBJECT(clist), "_dw_querypos", GINT_TO_POINTER(pos+1)); } DW_MUTEX_UNLOCK; return retval; } /* * Cursors the item with the text speficied, and scrolls to that item. * Parameters: * handle: Handle to the window (widget) to be queried. * text: Text usually returned by dw_container_query(). */ void dw_container_cursor(HWND handle, char *text) { int _locked_by_me = FALSE; GtkWidget *clist; int rowcount, z, textcomp; char *rowdata; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return; } textcomp = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_textcomp")); rowcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_rowcount")); for(z=0;z<rowcount;z++) { rowdata = gtk_clist_get_row_data(GTK_CLIST(clist), z); if ( (textcomp && rowdata && strcmp(rowdata, text) == 0) || (!textcomp && rowdata == text) ) { gfloat pos; GtkAdjustment *adj = gtk_clist_get_vadjustment(GTK_CLIST(clist)); _dw_unselect(clist); gtk_clist_select_row(GTK_CLIST(clist), z, 0); pos = ((adj->upper - adj->lower) * ((gfloat)z/(gfloat)rowcount)) + adj->lower; gtk_adjustment_set_value(adj, pos); DW_MUTEX_UNLOCK; return; } } DW_MUTEX_UNLOCK; } /* * Deletes the item with the text speficied. * Parameters: * handle: Handle to the window (widget). * text: Text usually returned by dw_container_query(). */ void dw_container_delete_row(HWND handle, char *text) { int _locked_by_me = FALSE; GtkWidget *clist; int rowcount, z, textcomp; char *rowdata; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return; } textcomp = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_textcomp")); rowcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_rowcount")); for(z=0;z<rowcount;z++) { rowdata = gtk_clist_get_row_data(GTK_CLIST(clist), z); if ( (textcomp && rowdata && strcmp(rowdata, text) == 0) || (!textcomp && rowdata == text) ) { _dw_unselect(clist); gtk_clist_remove(GTK_CLIST(clist), z); rowcount--; gtk_object_set_data(GTK_OBJECT(clist), "_dw_rowcount", GINT_TO_POINTER(rowcount)); _update_clist_rows(clist); DW_MUTEX_UNLOCK; return; } } DW_MUTEX_UNLOCK; } /* * Optimizes the column widths so that all data is visible. * Parameters: * handle: Handle to the window (widget) to be optimized. */ void dw_container_optimize(HWND handle) { int _locked_by_me = FALSE; GtkWidget *clist; int colcount, z; DW_MUTEX_LOCK; clist = (GtkWidget*)gtk_object_get_user_data(GTK_OBJECT(handle)); if(!clist) { DW_MUTEX_UNLOCK; return; } colcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(clist), "_dw_colcount")); for(z=0;z<colcount;z++) { int width = gtk_clist_optimal_column_width(GTK_CLIST(clist), z); gtk_clist_set_column_width(GTK_CLIST(clist), z, width); } DW_MUTEX_UNLOCK; } #if GTK_CHECK_VERSION(2,10,0) /* Translate the status message into a message on our buddy window */ static void _status_translate(GtkStatusIcon *status_icon, guint button, guint activate_time, gpointer user_data) { GdkEventButton event = { 0 }; long x, y; gboolean retval; dw_pointer_query_pos(&x, &y); event.button = button; event.x = x; event.y = y; g_signal_emit_by_name(G_OBJECT(user_data), "button_press_event", &event, &retval); } #endif /* * Inserts an icon into the taskbar. * Parameters: * handle: Window handle that will handle taskbar icon messages. * icon: Icon handle to display in the taskbar. * bubbletext: Text to show when the mouse is above the icon. */ void dw_taskbar_insert(HWND handle, HICN icon, char *bubbletext) { #if GTK_CHECK_VERSION(2,10,0) GtkStatusIcon *status; GdkPixbuf *pixbuf; int _locked_by_me = FALSE; DW_MUTEX_LOCK; pixbuf = _find_pixbuf(icon); status = gtk_status_icon_new_from_pixbuf(pixbuf); if(bubbletext) gtk_status_icon_set_tooltip_text(status, bubbletext); g_object_set_data(G_OBJECT(handle), "_dw_taskbar", status); g_signal_connect(G_OBJECT (status), "popup-menu", G_CALLBACK (_status_translate), handle); gtk_status_icon_set_visible(status, TRUE); DW_MUTEX_UNLOCK; #endif } /* * Deletes an icon from the taskbar. * Parameters: * handle: Window handle that was used with dw_taskbar_insert(). * icon: Icon handle that was used with dw_taskbar_insert(). */ void dw_taskbar_delete(HWND handle, HICN icon) { #if GTK_CHECK_VERSION(2,10,0) GtkStatusIcon *status; int _locked_by_me = FALSE; DW_MUTEX_LOCK; status = g_object_get_data(G_OBJECT(handle), "_dw_taskbar"); g_object_unref(G_OBJECT(status)); DW_MUTEX_UNLOCK; #endif } /* * Creates a rendering context widget (window) to be packed. * Parameters: * id: An id to be used with dw_window_from_id. * Returns: * A handle to the widget or NULL on failure. */ HWND dw_render_new(unsigned long id) { int _locked_by_me = FALSE; GtkWidget *tmp; DW_MUTEX_LOCK; tmp = gtk_drawing_area_new(); gtk_widget_set_events(tmp, GDK_EXPOSURE_MASK | GDK_LEAVE_NOTIFY_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_KEY_PRESS_MASK | GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); GTK_WIDGET_SET_FLAGS(tmp, GTK_CAN_FOCUS); gtk_widget_show(tmp); if(_DWDefaultFont) dw_window_set_font(tmp, _DWDefaultFont); DW_MUTEX_UNLOCK; return tmp; } /* Returns a GdkColor from a DW color */ static GdkColor _internal_color(unsigned long value) { if(DW_RGB_COLOR & value) { GdkColor color = { 0, DW_RED_VALUE(value) << 8, DW_GREEN_VALUE(value) << 8, DW_BLUE_VALUE(value) << 8 }; return color; } if (value < 16) return _colors[value]; return _colors[0]; } /* Sets the current foreground drawing color. * Parameters: * red: red value. * green: green value. * blue: blue value. */ void dw_color_foreground_set(unsigned long value) { int _locked_by_me = FALSE; GdkColor color = _internal_color(value); GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); DW_MUTEX_LOCK; gdk_color_alloc(_dw_cmap, &color); *foreground = color; DW_MUTEX_UNLOCK; } /* Sets the current background drawing color. * Parameters: * red: red value. * green: green value. * blue: blue value. */ void dw_color_background_set(unsigned long value) { int _locked_by_me = FALSE; GdkColor *background = pthread_getspecific(_dw_bg_color_key); if(value == DW_CLR_DEFAULT) { if(background) { pthread_setspecific(_dw_bg_color_key, NULL); free(background); } } else { GdkColor color = _internal_color(value); DW_MUTEX_LOCK; gdk_color_alloc(_dw_cmap, &color); DW_MUTEX_UNLOCK; if(!background) { background = malloc(sizeof(GdkColor)); pthread_setspecific(_dw_bg_color_key, background); } *background = color; } } /* Internal function to handle the color OK press */ static gint _gtk_color_ok(GtkWidget *widget, DWDialog *dwwait) { #if GTK_MAJOR_VERSION > 1 GdkColor color; #else gdouble colors[4]; #endif unsigned long dw_color; GtkColorSelection *colorsel; if(!dwwait) return FALSE; colorsel = GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(dwwait->data)->colorsel); #if GTK_MAJOR_VERSION > 1 gtk_color_selection_get_current_color(colorsel, &color); #else gtk_color_selection_get_color(colorsel, colors); #endif gtk_widget_destroy(GTK_WIDGET(dwwait->data)); _dw_color_active = 0; #if GTK_MAJOR_VERSION > 1 dw_color = DW_RGB( (color.red & 0xFF), (color.green & 0xFF), (color.blue & 0xFF)); #else dw_color = DW_RGB( (int)(colors[0] * 255), (int)(colors[1] * 255), (int)(colors[2] * 255)); #endif dw_dialog_dismiss(dwwait, (void *)dw_color); return FALSE; } /* Internal function to handle the color Cancel press */ static gint _gtk_color_cancel(GtkWidget *widget, DWDialog *dwwait) { if(!dwwait) return FALSE; gtk_widget_destroy(GTK_WIDGET(dwwait->data)); _dw_color_active = 0; dw_dialog_dismiss(dwwait, (void *)-1); return FALSE; } /* Allows the user to choose a color using the system's color chooser dialog. * Parameters: * value: current color * Returns: * The selected color or the current color if cancelled. */ unsigned long API dw_color_choose(unsigned long value) { GtkWidget *colorw; int _locked_by_me = FALSE; DWDialog *dwwait; GtkColorSelection *colorsel; #if GTK_MAJOR_VERSION > 1 GdkColor color = _internal_color(value); #else gdouble colors[4]; #endif unsigned long dw_color; DW_MUTEX_LOCK; /* The DW mutex should be sufficient for * insuring no thread changes this unknowingly. */ if(_dw_color_active) { DW_MUTEX_UNLOCK; return value; } _dw_color_active = 1; colorw = gtk_color_selection_dialog_new("Select Color"); dwwait = dw_dialog_new((void *)colorw); gtk_signal_connect(GTK_OBJECT(GTK_COLOR_SELECTION_DIALOG(colorw)->ok_button), "clicked", (GtkSignalFunc) _gtk_color_ok, dwwait); gtk_signal_connect(GTK_OBJECT(GTK_COLOR_SELECTION_DIALOG(colorw)->cancel_button), "clicked", (GtkSignalFunc) _gtk_color_cancel, dwwait); colorsel = GTK_COLOR_SELECTION(GTK_COLOR_SELECTION_DIALOG(colorw)->colorsel); #if GTK_MAJOR_VERSION > 1 gtk_color_selection_set_previous_color(colorsel,&color); gtk_color_selection_set_current_color(colorsel,&color); gtk_color_selection_set_has_palette(colorsel,TRUE); #else colors[0] = ((gdouble)DW_RED_VALUE(value) / (gdouble)255); colors[1] = ((gdouble)DW_GREEN_VALUE(value) / (gdouble)255); colors[2] = ((gdouble)DW_BLUE_VALUE(value) / (gdouble)255); gtk_color_selection_set_color(colorsel, colors); #endif gtk_widget_show(colorw); dw_color = (unsigned long)dw_dialog_wait(dwwait); if ((unsigned long)dw_color == -1) dw_color = value; DW_MUTEX_UNLOCK; return (unsigned long)dw_color; /* dw_messagebox("Not implemented", DW_MB_OK|DW_MB_INFORMATION, "This feature not yet supported."); return value; */ } GdkGC *_set_colors(GdkWindow *window) { GdkGC *gc = NULL; GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); GdkColor *background = pthread_getspecific(_dw_bg_color_key); if(!window) return NULL; gc = gdk_gc_new(window); if(gc) { gdk_gc_set_foreground(gc, foreground); if(background) gdk_gc_set_background(gc, background); } return gc; } /* Draw a point on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * x: X coordinate. * y: Y coordinate. */ void dw_draw_point(HWND handle, HPIXMAP pixmap, int x, int y) { int _locked_by_me = FALSE; GdkGC *gc = NULL; #if GTK_CHECK_VERSION(2,10,0) cairo_t *cr = NULL; #endif DW_MUTEX_LOCK; if(handle) gc = _set_colors(handle->window); else if(pixmap && pixmap->pixmap) gc = _set_colors(pixmap->pixmap); #if GTK_CHECK_VERSION(2,10,0) else if(pixmap && pixmap->image) cr = cairo_create(pixmap->image); if(cr) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); gdk_cairo_set_source_color (cr, foreground); cairo_set_line_width(cr, 1); cairo_move_to(cr, x, y); cairo_stroke(cr); cairo_destroy(cr); } #endif if(gc) { gdk_draw_point(handle ? handle->window : pixmap->pixmap, gc, x, y); gdk_gc_unref(gc); } DW_MUTEX_UNLOCK; } /* Draw a line on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * x1: First X coordinate. * y1: First Y coordinate. * x2: Second X coordinate. * y2: Second Y coordinate. */ void dw_draw_line(HWND handle, HPIXMAP pixmap, int x1, int y1, int x2, int y2) { int _locked_by_me = FALSE; GdkGC *gc = NULL; #if GTK_CHECK_VERSION(2,10,0) cairo_t *cr = NULL; #endif DW_MUTEX_LOCK; if(handle) gc = _set_colors(handle->window); else if(pixmap && pixmap->pixmap) gc = _set_colors(pixmap->pixmap); #if GTK_CHECK_VERSION(2,10,0) else if(pixmap && pixmap->image) cr = cairo_create(pixmap->image); if(cr) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); gdk_cairo_set_source_color (cr, foreground); cairo_set_line_width(cr, 1); cairo_move_to(cr, x1, y1); cairo_line_to(cr, x2, y2); cairo_stroke(cr); cairo_destroy(cr); } #endif if(gc) { gdk_draw_line(handle ? handle->window : pixmap->pixmap, gc, x1, y1, x2, y2); gdk_gc_unref(gc); } DW_MUTEX_UNLOCK; } /* Draw a closed polygon on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * flags: DW_DRAW_FILL (1) to fill the polygon or DW_DRAW_DEFAULT (0). * number of points * x[]: X coordinates. * y[]: Y coordinates. */ void dw_draw_polygon(HWND handle, HPIXMAP pixmap, int flags, int npoints, int *x, int *y) { int _locked_by_me = FALSE; int i; GdkGC *gc = NULL; GdkPoint *points = NULL; #if GTK_CHECK_VERSION(2,10,0) cairo_t *cr = NULL; #endif DW_MUTEX_LOCK; if(handle) gc = _set_colors(handle->window); else if(pixmap && pixmap->pixmap) gc = _set_colors(pixmap->pixmap); #if GTK_CHECK_VERSION(2,10,0) else if(pixmap && pixmap->image) cr = cairo_create(pixmap->image); if(cr) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); gdk_cairo_set_source_color (cr, foreground); cairo_set_line_width(cr, 1); cairo_move_to(cr, x[0], y[0]); for(i=1;i<npoints;i++) { cairo_line_to(cr, x[i], y[i]); } if(flags & DW_DRAW_FILL) cairo_fill(cr); cairo_stroke(cr); cairo_destroy(cr); } #endif if(gc && npoints) { points = alloca(npoints * sizeof(GdkPoint)); /* * should check for NULL pointer return! */ for(i = 0; i < npoints; i++) { points[i].x = x[i]; points[i].y = y[i]; } gdk_draw_polygon(handle ? handle->window : pixmap->pixmap, gc, (flags & DW_DRAW_FILL), points, npoints ); gdk_gc_unref(gc); } DW_MUTEX_UNLOCK; } /* Draw a rectangle on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * flags: DW_DRAW_FILL (1) to fill the box or DW_DRAW_DEFAULT (0). * x: X coordinate. * y: Y coordinate. * width: Width of rectangle. * height: Height of rectangle. */ void dw_draw_rect(HWND handle, HPIXMAP pixmap, int flags, int x, int y, int width, int height) { int _locked_by_me = FALSE; GdkGC *gc = NULL; #if GTK_CHECK_VERSION(2,10,0) cairo_t *cr = NULL; #endif DW_MUTEX_LOCK; if(handle) gc = _set_colors(handle->window); else if(pixmap && pixmap->pixmap) gc = _set_colors(pixmap->pixmap); #if GTK_CHECK_VERSION(2,10,0) else if(pixmap && pixmap->image) cr = cairo_create(pixmap->image); if(cr) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); gdk_cairo_set_source_color (cr, foreground); cairo_set_line_width(cr, 1); cairo_move_to(cr, x, y); cairo_line_to(cr, x, y + height); cairo_line_to(cr, x + width, y + height); cairo_line_to(cr, x + width, y); if(flags & DW_DRAW_FILL) cairo_fill(cr); cairo_stroke(cr); cairo_destroy(cr); } #endif if(gc) { gdk_draw_rectangle(handle ? handle->window : pixmap->pixmap, gc, (flags & DW_DRAW_FILL), x, y, width, height); gdk_gc_unref(gc); } DW_MUTEX_UNLOCK; } /* Draw an arc on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * flags: DW_DRAW_FILL (1) to fill the arc or DW_DRAW_DEFAULT (0). * DW_DRAW_FULL will draw a complete circle/elipse. * xorigin: X coordinate of center of arc. * yorigin: Y coordinate of center of arc. * x1: X coordinate of first segment of arc. * y1: Y coordinate of first segment of arc. * x2: X coordinate of second segment of arc. * y2: Y coordinate of second segment of arc. */ void API dw_draw_arc(HWND handle, HPIXMAP pixmap, int flags, int xorigin, int yorigin, int x1, int y1, int x2, int y2) { int _locked_by_me = FALSE; GdkGC *gc = NULL; #if GTK_CHECK_VERSION(2,10,0) cairo_t *cr = NULL; #endif double dx = xorigin - x1; double dy = yorigin - y1; double r = sqrt(dx*dx + dy*dy); int width = (int)(r*2); int height = width; DW_MUTEX_LOCK; if(handle) gc = _set_colors(handle->window); else if(pixmap && pixmap->pixmap) gc = _set_colors(pixmap->pixmap); #if GTK_CHECK_VERSION(2,10,0) else if(pixmap && pixmap->image) cr = cairo_create(pixmap->image); if(cr) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); double a1 = atan2((y1-yorigin), (x1-xorigin)); double a2 = atan2((y2-yorigin), (x2-xorigin)); int width = x2-x1; float scale = (float)(y2-y1)/(float)width; gdk_cairo_set_source_color (cr, foreground); cairo_set_line_width(cr, 1); if(scale != 1.0) cairo_scale(cr, 1.0, scale); if(flags & DW_DRAW_FULL) cairo_arc(cr, xorigin, yorigin / scale, (x2-x1)/2, 0, M_PI*2); else cairo_arc(cr, xorigin, yorigin, r, a1, a2); if(flags & DW_DRAW_FILL) cairo_fill(cr); cairo_stroke(cr); cairo_destroy(cr); } #endif if(gc) { double radius1 = 0, radius2 = 0; int alpha1, alpha2; if(flags & DW_DRAW_FULL) { radius1 = 0.0; radius2 = 360.0; width = x2-x1; height = y2-y1; } else { radius2 = (x1 - xorigin == 0) ? (y1 - yorigin < 0) ? 90.0 : -90.0 : -atan2((double)y1-yorigin, (double)x1-xorigin) * (180/M_PI); radius1 = (x2 - xorigin == 0) ? (y2 - yorigin < 0) ? 90.0 : -90.0 : -atan2((double)y2-yorigin, (double)x2-xorigin) * (180/M_PI); } alpha1 = (int)(radius1 * 64.0); alpha2 = (int)((radius2 - radius1) * 64.0); while (alpha2 <= 0) alpha2 += 360*64; while (alpha1 > 360*64) alpha1 -= 360*64; gdk_draw_arc(handle ? handle->window : pixmap->pixmap, gc, FALSE, xorigin-(width/2), yorigin-(height/2), width, height, alpha1, alpha2); gdk_gc_unref(gc); } DW_MUTEX_UNLOCK; } /* Draw text on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * x: X coordinate. * y: Y coordinate. * text: Text to be displayed. */ void dw_draw_text(HWND handle, HPIXMAP pixmap, int x, int y, char *text) { int _locked_by_me = FALSE; GdkGC *gc = NULL; #if GTK_MAJOR_VERSION > 1 PangoFontDescription *font; char *tmpname, *fontname = "monospace 10"; #else GdkFont *font; char *tmpname, *fontname = "fixed"; #endif #if GTK_CHECK_VERSION(2,10,0) cairo_t *cr = NULL; #endif if(!text) return; DW_MUTEX_LOCK; if(handle) { if((tmpname = (char *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_fontname"))) fontname = tmpname; gc = _set_colors(handle->window); } else if(pixmap && pixmap->pixmap) { if(pixmap->font) fontname = pixmap->font; else if((tmpname = (char *)gtk_object_get_data(GTK_OBJECT(pixmap->handle), "_dw_fontname"))) fontname = tmpname; gc = _set_colors(pixmap->pixmap); } #if GTK_CHECK_VERSION(2,10,0) else if(pixmap && pixmap->image) { if(pixmap->font) fontname = pixmap->font; else if(pixmap->handle && (tmpname = (char *)g_object_get_data(G_OBJECT(pixmap->handle), "_dw_fontname"))) fontname = tmpname; cr = cairo_create(pixmap->image); } if(cr) { font = pango_font_description_from_string(fontname); if(font) { PangoContext *context = pango_cairo_create_context(cr); if(context) { PangoLayout *layout = pango_layout_new(context); if(layout) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); GdkColor *background = pthread_getspecific(_dw_bg_color_key); pango_layout_set_font_description(layout, font); pango_layout_set_text(layout, text, strlen(text)); gdk_cairo_set_source_color (cr, foreground); /* Create a background color attribute if required */ if(background) { PangoAttrList *list = pango_layout_get_attributes(layout); PangoAttribute *attr = pango_attr_background_new(background->red, background->green, background->blue); if(!list) { list = pango_attr_list_new(); } pango_attr_list_change(list, attr); pango_layout_set_attributes(layout, list); } /* Do the drawing */ cairo_move_to(cr, x, y); pango_cairo_show_layout (cr, layout); g_object_unref(layout); } g_object_unref(context); } pango_font_description_free(font); } cairo_destroy(cr); } #endif if(gc) { #if GTK_MAJOR_VERSION > 1 font = pango_font_description_from_string(fontname); if(font) { PangoContext *context = gdk_pango_context_get(); if(context) { PangoLayout *layout = pango_layout_new(context); if(layout) { GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); GdkColor *background = pthread_getspecific(_dw_bg_color_key); gdk_pango_context_set_colormap(context, _dw_cmap); pango_layout_set_font_description(layout, font); pango_layout_set_text(layout, text, strlen(text)); if(background) gdk_draw_layout_with_colors(handle ? handle->window : pixmap->pixmap, gc, x, y, layout, foreground, background); else gdk_draw_layout(handle ? handle->window : pixmap->pixmap, gc, x, y, layout); g_object_unref(layout); } g_object_unref(context); } pango_font_description_free(font); } #else font = gdk_font_load(fontname); if(!font) font = gdk_font_load("fixed"); if(font) { gint ascent, descent, width, junk_ascent, junk_descent, junk_width; GdkColor *foreground = pthread_getspecific(_dw_fg_color_key); GdkColor *background = pthread_getspecific(_dw_bg_color_key); /* gdk_text_extents() calculates ascent and descent based on the string, so * a string without a character with a descent or without an ascent will have * incorrect ascent/descent values */ gdk_text_extents(font, text, strlen(text), NULL, NULL, &width, &junk_ascent, &junk_descent); /* force ascent/descent to be maximum values */ gdk_text_extents(font, "(g", 2, NULL, NULL, &junk_width, &ascent, &descent); if(background) { GdkGC *gc2 = NULL; gc2 = gdk_gc_new(handle ? handle->window : pixmap->pixmap); if(gc2) { gdk_gc_set_foreground(gc2, background); gdk_gc_set_background(gc2, background); } gdk_draw_rectangle(handle ? handle->window : pixmap->pixmap, gc2, TRUE, x, y, width, ascent + descent + 1); gdk_gc_unref(gc2); } gdk_draw_text(handle ? handle->window : pixmap->pixmap, font, gc, x, y + ascent + 1, text, strlen(text)); gdk_font_unref(font); } #endif gdk_gc_unref(gc); } DW_MUTEX_UNLOCK; } /* Query the width and height of a text string. * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * text: Text to be queried. * width: Pointer to a variable to be filled in with the width. * height Pointer to a variable to be filled in with the height. */ void dw_font_text_extents_get(HWND handle, HPIXMAP pixmap, char *text, int *width, int *height) { int _locked_by_me = FALSE; #if GTK_MAJOR_VERSION > 1 PangoFontDescription *font; #else GdkFont *font; #endif char *fontname = NULL; int free_fontname = 0; if(!text) return; DW_MUTEX_LOCK; if(handle) { fontname = (char *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_fontname"); if ( fontname == NULL ) { fontname = dw_window_get_font(handle); free_fontname = 1; } } else if(pixmap) { if(pixmap->font) fontname = pixmap->font; else if(pixmap->handle) fontname = (char *)gtk_object_get_data(GTK_OBJECT(pixmap->handle), "_dw_fontname"); } #if GTK_MAJOR_VERSION > 1 font = pango_font_description_from_string(fontname ? fontname : "monospace 10"); if(font) { PangoContext *context = gdk_pango_context_get(); if(context) { PangoLayout *layout = pango_layout_new(context); if(layout) { PangoRectangle rect; pango_layout_set_font_description(layout, font); pango_layout_set_text(layout, text, -1); pango_layout_get_pixel_extents(layout, NULL, &rect); if(width) *width = rect.width; if(height) *height = rect.height; g_object_unref(layout); } g_object_unref(context); } pango_font_description_free(font); } #else font = gdk_font_load(fontname ? fontname : "fixed"); if(!font) font = gdk_font_load("fixed"); if(font) { if(width) *width = gdk_string_width(font, text); if(height) *height = gdk_string_height(font, text); gdk_font_unref(font); } #endif if ( free_fontname ) free( fontname ); DW_MUTEX_UNLOCK; } /* * Creates a pixmap with given parameters. * Parameters: * handle: Window handle the pixmap is associated with. * or zero to enable this pixmap to be written * off the screen to reduce flicker * width: Width of the pixmap in pixels. * height: Height of the pixmap in pixels. * depth: Color depth of the pixmap. * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP dw_pixmap_new(HWND handle, unsigned long width, unsigned long height, int depth) { int _locked_by_me = FALSE; HPIXMAP pixmap; if (!(pixmap = calloc(1,sizeof(struct _hpixmap)))) return NULL; if (!depth) depth = -1; pixmap->width = width; pixmap->height = height; DW_MUTEX_LOCK; pixmap->handle = handle; if ( handle ) pixmap->pixmap = gdk_pixmap_new( handle->window, width, height, depth ); else pixmap->pixmap = gdk_pixmap_new( NULL, width, height, depth ); DW_MUTEX_UNLOCK; return pixmap; } /* * Creates a pixmap from a file. * Parameters: * handle: Window handle the pixmap is associated with. * filename: Name of the file, omit extention to have * DW pick the appropriate file extension. * (BMP on OS/2 or Windows, XPM on Unix) * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP dw_pixmap_new_from_file(HWND handle, char *filename) { int _locked_by_me = FALSE; HPIXMAP pixmap; #ifdef USE_IMLIB GdkImlibImage *image; #endif char *file = alloca(strlen(filename) + 6); int found_ext = 0; int i; if (!file || !(pixmap = calloc(1,sizeof(struct _hpixmap)))) return NULL; strcpy(file, filename); /* check if we can read from this file (it exists and read permission) */ if(access(file, 04) != 0) { /* Try with various extentions */ for ( i = 0; i < NUM_EXTS; i++ ) { strcpy( file, filename ); strcat( file, image_exts[i] ); if ( access( file, 04 ) == 0 ) { found_ext = 1; break; } } if ( found_ext == 0 ) { free(pixmap); return NULL; } } DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 pixmap->pixbuf = gdk_pixbuf_new_from_file(file, NULL); pixmap->width = gdk_pixbuf_get_width(pixmap->pixbuf); pixmap->height = gdk_pixbuf_get_height(pixmap->pixbuf); gdk_pixbuf_render_pixmap_and_mask(pixmap->pixbuf, &pixmap->pixmap, &pixmap->bitmap, 1); #elif defined(USE_IMLIB) image = gdk_imlib_load_image(file); pixmap->width = image->rgb_width; pixmap->height = image->rgb_height; gdk_imlib_render(image, pixmap->width, pixmap->height); pixmap->pixmap = gdk_imlib_copy_image(image); gdk_imlib_destroy_image(image); #else pixmap->pixmap = gdk_pixmap_create_from_xpm(handle->window, &pixmap->bitmap, &_colors[DW_CLR_PALEGRAY], file); #endif pixmap->handle = handle; DW_MUTEX_UNLOCK; return pixmap; } /* * Creates a pixmap from data * Parameters: * handle: Window handle the pixmap is associated with. * data: Source of image data * DW pick the appropriate file extension. * (BMP on OS/2 or Windows, XPM on Unix) * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP dw_pixmap_new_from_data(HWND handle, char *data, int len) { int _locked_by_me = FALSE; char *file; FILE *fp; HPIXMAP pixmap; #if GTK_MAJOR_VERSION > 1 GdkPixbuf *pixbuf; #elif defined(USE_IMLIB) GdkImlibImage *image; #endif if (!data || !(pixmap = calloc(1,sizeof(struct _hpixmap)))) return NULL; DW_MUTEX_LOCK; /* * A real hack; create a temporary file and write the contents * of the data to the file */ file = tmpnam( NULL ); fp = fopen( file, "wb" ); if ( fp ) { fwrite( data, len, 1, fp ); fclose( fp ); } else { DW_MUTEX_UNLOCK; return 0; } #if GTK_MAJOR_VERSION > 1 pixbuf = gdk_pixbuf_new_from_file(file, NULL); pixmap->width = gdk_pixbuf_get_width(pixbuf); pixmap->height = gdk_pixbuf_get_height(pixbuf); gdk_pixbuf_render_pixmap_and_mask(pixbuf, &pixmap->pixmap, &pixmap->bitmap, 1); g_object_unref(pixbuf); #elif defined(USE_IMLIB) image = gdk_imlib_load_image(file); pixmap->width = image->rgb_width; pixmap->height = image->rgb_height; gdk_imlib_render(image, pixmap->width, pixmap->height); pixmap->pixmap = gdk_imlib_copy_image(image); gdk_imlib_destroy_image(image); #else pixmap->pixmap = gdk_pixmap_create_from_xpm_d(handle->window, &pixmap->bitmap, &_colors[DW_CLR_PALEGRAY], data); #endif /* remove our temporary file */ unlink (file ); pixmap->handle = handle; DW_MUTEX_UNLOCK; return pixmap; } /* * Sets the transparent color for a pixmap * Parameters: * pixmap: Handle to a pixmap returned by * dw_pixmap_new.. * color: transparent color * Note: This does nothing on GTK+ as transparency * is handled automatically */ void dw_pixmap_set_transparent_color(HPIXMAP pixmap, unsigned long color) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; pixmap = pixmap; color = color; DW_MUTEX_UNLOCK; } /* * Creates a pixmap from internal resource graphic specified by id. * Parameters: * handle: Window handle the pixmap is associated with. * id: Resource ID associated with requested pixmap. * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP dw_pixmap_grab(HWND handle, ULONG id) { HPIXMAP pixmap; int _locked_by_me = FALSE; if (!(pixmap = calloc(1,sizeof(struct _hpixmap)))) return NULL; DW_MUTEX_LOCK; pixmap->pixmap = _find_pixmap(&pixmap->bitmap, (HICN)id, handle, &pixmap->width, &pixmap->height); if(pixmap->pixmap) { #if GTK_MAJOR_VERSION < 2 GdkPixmapPrivate *pvt = (GdkPixmapPrivate *)pixmap->pixmap; pixmap->width = pvt->width; pixmap->height = pvt->height; #endif } DW_MUTEX_UNLOCK; return pixmap; } /* Call this after drawing to the screen to make sure * anything you have drawn is visible. */ void dw_flush(void) { #if GTK_MAJOR_VERSION < 2 int _locked_by_me = FALSE; DW_MUTEX_LOCK; gdk_flush(); DW_MUTEX_UNLOCK; #endif } /* * Sets the font used by a specified pixmap. * Normally the pixmap font is obtained from the associated window handle. * However this can be used to override that, or for pixmaps with no window. * Parameters: * pixmap: Handle to a pixmap returned by dw_pixmap_new() or * passed to the application via a callback. * fontname: Name and size of the font in the form "size.fontname" * Returns: * DW_ERROR_NONE on success and DW_ERROR_GENERAL on failure. */ int API dw_pixmap_set_font(HPIXMAP pixmap, char *fontname) { if(pixmap && fontname && *fontname) { char *oldfont = pixmap->font; pixmap->font = strdup(fontname); _convert_font(pixmap->font); if(oldfont) free(oldfont); return DW_ERROR_NONE; } return DW_ERROR_GENERAL; } /* * Destroys an allocated pixmap. * Parameters: * pixmap: Handle to a pixmap returned by * dw_pixmap_new.. */ void dw_pixmap_destroy(HPIXMAP pixmap) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gdk_pixmap_unref(pixmap->pixmap); if(pixmap->font) free(pixmap->font); if(pixmap->pixbuf) g_object_unref(pixmap->pixbuf); free(pixmap); DW_MUTEX_UNLOCK; } #if GTK_CHECK_VERSION(2,10,0) /* Cairo version of dw_pixmap_bitblt() from GTK3, use if either pixmap is a cairo surface */ int _cairo_pixmap_bitblt(HWND dest, HPIXMAP destp, int xdest, int ydest, int width, int height, HWND src, HPIXMAP srcp, int xsrc, int ysrc, int srcwidth, int srcheight) { int _locked_by_me = FALSE; cairo_t *cr = NULL; int retval = DW_ERROR_GENERAL; if((!dest && (!destp || !destp->image)) || (!src && (!srcp || (!srcp->image && !srcp->pixmap)))) return retval; DW_MUTEX_LOCK; if(dest) { GdkWindow *window = gtk_widget_get_window(dest); /* Safety check for non-existant windows */ if(!window || !GDK_IS_WINDOW(window)) { DW_MUTEX_UNLOCK; return retval; } cr = gdk_cairo_create(window); } else if(destp && destp->image) cr = cairo_create(destp->image); if(cr) { double xscale = 1, yscale = 1; if(srcwidth != -1 && srcheight != -1) { xscale = (double)width / (double)srcwidth; yscale = (double)height / (double)srcheight; cairo_scale(cr, xscale, yscale); } #if GTK_CHECK_VERSION(2,24,0) if(src) gdk_cairo_set_source_window (cr, gtk_widget_get_window(src), xdest -xsrc, ydest - ysrc); else #endif if(srcp && srcp->image) cairo_set_source_surface (cr, srcp->image, (xdest - xsrc) / xscale, (ydest - ysrc) / yscale); else if(srcp && srcp->pixmap && !srcp->bitmap) gdk_cairo_set_source_pixmap (cr, srcp->pixmap, (xdest - xsrc) / xscale, (ydest - ysrc) / yscale); else if(srcp && srcp->pixmap && srcp->bitmap) { cairo_pattern_t *mask_pattern; /* hack to get the mask pattern */ gdk_cairo_set_source_pixmap(cr, srcp->bitmap, xdest / xscale, ydest / yscale); mask_pattern = cairo_get_source(cr); cairo_pattern_reference(mask_pattern); gdk_cairo_set_source_pixmap(cr, srcp->pixmap, (xdest - xsrc) / xscale, (ydest - ysrc) / yscale); cairo_rectangle(cr, xdest / xscale, ydest / yscale, width, height); cairo_clip(cr); cairo_mask(cr, mask_pattern); cairo_destroy(cr); DW_MUTEX_UNLOCK; return DW_ERROR_NONE; } cairo_rectangle(cr, xdest / xscale, ydest / yscale, width, height); cairo_fill(cr); cairo_destroy(cr); retval = DW_ERROR_NONE; } DW_MUTEX_UNLOCK; return retval; } #endif /* * Copies from one item to another. * Parameters: * dest: Destination window handle. * destp: Destination pixmap. (choose only one). * xdest: X coordinate of destination. * ydest: Y coordinate of destination. * width: Width of area to copy. * height: Height of area to copy. * src: Source window handle. * srcp: Source pixmap. (choose only one). * xsrc: X coordinate of source. * ysrc: Y coordinate of source. */ void API dw_pixmap_bitblt(HWND dest, HPIXMAP destp, int xdest, int ydest, int width, int height, HWND src, HPIXMAP srcp, int xsrc, int ysrc) { dw_pixmap_stretch_bitblt(dest, destp, xdest, ydest, width, height, src, srcp, xsrc, ysrc, -1, -1); } /* * Copies from one surface to another allowing for stretching. * Parameters: * dest: Destination window handle. * destp: Destination pixmap. (choose only one). * xdest: X coordinate of destination. * ydest: Y coordinate of destination. * width: Width of the target area. * height: Height of the target area. * src: Source window handle. * srcp: Source pixmap. (choose only one). * xsrc: X coordinate of source. * ysrc: Y coordinate of source. * srcwidth: Width of area to copy. * srcheight: Height of area to copy. * Returns: * DW_ERROR_NONE on success and DW_ERROR_GENERAL on failure. */ int API dw_pixmap_stretch_bitblt(HWND dest, HPIXMAP destp, int xdest, int ydest, int width, int height, HWND src, HPIXMAP srcp, int xsrc, int ysrc, int srcwidth, int srcheight) { int _locked_by_me = FALSE; GdkGC *gc = NULL; int retval = DW_ERROR_GENERAL; #if GTK_CHECK_VERSION(2,10,0) if((destp && destp->image) || (srcp && srcp->image)) return _cairo_pixmap_bitblt(dest, destp, xdest, ydest, width, height, src, srcp, xsrc, ysrc, srcwidth, srcheight); #endif if((!dest && (!destp || !destp->pixmap)) || (!src && (!srcp || !srcp->pixmap))) return retval; if((srcwidth == -1 || srcheight == -1) && srcwidth != srcheight) return retval; DW_MUTEX_LOCK; if(dest) gc = _set_colors(dest->window); else if(src) gc = _set_colors(src->window); else if(destp) gc = gdk_gc_new(destp->pixmap); else if(srcp) gc = gdk_gc_new(srcp->pixmap); if ( gc ) { #if GTK_MAJOR_VERSION > 1 if(srcwidth != -1) { /* There are no scaling functions for pixmaps/bitmaps so we need to convert * the drawable to a pixbuf, scale it to the correct size for the bitblt then * draw the resulting scaled copy and free the left over pixbufs. */ GdkPixbuf *pbdst, *pbsrc = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, srcwidth, srcheight); /* Now that with have a pixbuf with alpha, copy from the drawable to create the source */ gdk_pixbuf_get_from_drawable(pbsrc, src ? src->window : srcp->pixmap, NULL, xsrc, ysrc, 0, 0, srcwidth, srcheight); /* Scale the pixbuf to the desired size */ pbdst = gdk_pixbuf_scale_simple(pbsrc, width, height, GDK_INTERP_BILINEAR); /* Create a new clipping mask from the scaled pixbuf */ if( srcp && srcp->bitmap && srcp->pixbuf ) { GdkBitmap *bitmap = gdk_pixmap_new(NULL, width, height, 1); GdkPixbuf *pborig = gdk_pixbuf_scale_simple(srcp->pixbuf, width, height, GDK_INTERP_BILINEAR); gdk_pixbuf_render_threshold_alpha(pborig, bitmap, 0, 0, 0, 0, width, height, 1); gdk_gc_set_clip_mask( gc, bitmap ); gdk_gc_set_clip_origin( gc, xdest, ydest ); gdk_bitmap_unref(bitmap); gdk_pixbuf_unref(pborig); } /* Draw the final pixbuf onto the destination drawable */ gdk_draw_pixbuf(dest ? dest->window : destp->pixmap, gc, pbdst, 0, 0, xdest, ydest, width, height, GDK_RGB_DITHER_NONE, 0, 0); /* Cleanup so we don't leak */ gdk_pixbuf_unref(pbsrc); gdk_pixbuf_unref(pbdst); } else #endif { /* * If we have a bitmap (mask) in the source pixmap, then set the clipping region */ if ( srcp && srcp->bitmap ) { gdk_gc_set_clip_mask( gc, srcp->bitmap ); gdk_gc_set_clip_origin( gc, xdest, ydest ); } gdk_draw_pixmap( dest ? dest->window : destp->pixmap, gc, src ? src->window : srcp->pixmap, xsrc, ysrc, xdest, ydest, width, height ); } /* * Reset the clipping region */ if ( srcp && srcp->bitmap ) { gdk_gc_set_clip_mask( gc, NULL ); gdk_gc_set_clip_origin( gc, 0, 0 ); } gdk_gc_unref( gc ); retval = DW_ERROR_NONE; } DW_MUTEX_UNLOCK; return retval; } /* * Emits a beep. * Parameters: * freq: Frequency. * dur: Duration. */ void dw_beep(int freq, int dur) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gdk_beep(); DW_MUTEX_UNLOCK; } void _my_strlwr(char *buf) { int z, len = strlen(buf); for(z=0;z<len;z++) { if(buf[z] >= 'A' && buf[z] <= 'Z') buf[z] -= 'A' - 'a'; } } /* Open a shared library and return a handle. * Parameters: * name: Base name of the shared library. * handle: Pointer to a module handle, * will be filled in with the handle. */ int dw_module_load(char *name, HMOD *handle) { int len; char *newname; char errorbuf[1025] = {0}; if(!handle) return -1; if((len = strlen(name)) == 0) return -1; /* Lenth + "lib" + ".so" + NULL */ newname = malloc(len + 7); if(!newname) return -1; sprintf(newname, "lib%s.so", name); _my_strlwr(newname); *handle = dlopen(newname, RTLD_NOW); if(*handle == NULL) { strncpy(errorbuf, dlerror(), 1024); printf("%s\n", errorbuf); sprintf(newname, "lib%s.so", name); *handle = dlopen(newname, RTLD_NOW); } free(newname); return (NULL == *handle) ? -1 : 0; } /* Queries the address of a symbol within open handle. * Parameters: * handle: Module handle returned by dw_module_load() * name: Name of the symbol you want the address of. * func: A pointer to a function pointer, to obtain * the address. */ int dw_module_symbol(HMOD handle, char *name, void**func) { if(!func || !name) return -1; if(strlen(name) == 0) return -1; *func = (void*)dlsym(handle, name); return (NULL == *func); } /* Frees the shared library previously opened. * Parameters: * handle: Module handle returned by dw_module_load() */ int dw_module_close(HMOD handle) { if(handle) return dlclose(handle); return 0; } /* * Returns the handle to an unnamed mutex semaphore. */ HMTX dw_mutex_new(void) { HMTX mutex = malloc(sizeof(pthread_mutex_t)); pthread_mutex_init(mutex, NULL); return mutex; } /* * Closes a semaphore created by dw_mutex_new(). * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). */ void dw_mutex_close(HMTX mutex) { if(mutex) { pthread_mutex_destroy(mutex); free(mutex); } } /* * Tries to gain access to the semaphore, if it can't it blocks. * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). */ void dw_mutex_lock(HMTX mutex) { /* If we are being called from an event handler we must release * the GTK mutex so we don't deadlock. */ if(pthread_self() == _dw_thread) gdk_threads_leave(); pthread_mutex_lock(mutex); /* And of course relock it when we have acquired the mutext */ if(pthread_self() == _dw_thread) gdk_threads_enter(); } /* * Tries to gain access to the semaphore. * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). * Returns: * DW_ERROR_NONE on success, DW_ERROR_TIMEOUT if it is already locked. */ int API dw_mutex_trylock(HMTX mutex) { if(pthread_mutex_trylock(mutex) == 0) return DW_ERROR_NONE; return DW_ERROR_TIMEOUT; } /* * Reliquishes the access to the semaphore. * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). */ void dw_mutex_unlock(HMTX mutex) { pthread_mutex_unlock(mutex); } /* * Returns the handle to an unnamed event semaphore. */ HEV dw_event_new(void) { HEV eve = (HEV)malloc(sizeof(struct _dw_unix_event)); if(!eve) return NULL; /* We need to be careful here, mutexes on Linux are * FAST by default but are error checking on other * systems such as FreeBSD and OS/2, perhaps others. */ pthread_mutex_init (&(eve->mutex), NULL); pthread_mutex_lock (&(eve->mutex)); pthread_cond_init (&(eve->event), NULL); pthread_mutex_unlock (&(eve->mutex)); eve->alive = 1; eve->posted = 0; return eve; } /* * Resets a semaphore created by dw_event_new(). * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_reset (HEV eve) { if(!eve) return DW_ERROR_NON_INIT; pthread_mutex_lock (&(eve->mutex)); pthread_cond_broadcast (&(eve->event)); pthread_cond_init (&(eve->event), NULL); eve->posted = 0; pthread_mutex_unlock (&(eve->mutex)); return DW_ERROR_NONE; } /* * Posts a semaphore created by dw_event_new(). Causing all threads * waiting on this event in dw_event_wait to continue. * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_post (HEV eve) { if(!eve) return DW_ERROR_NON_INIT; pthread_mutex_lock (&(eve->mutex)); pthread_cond_broadcast (&(eve->event)); eve->posted = 1; pthread_mutex_unlock (&(eve->mutex)); return DW_ERROR_NONE; } /* * Waits on a semaphore created by dw_event_new(), until the * event gets posted or until the timeout expires. * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_wait(HEV eve, unsigned long timeout) { int rc; if(!eve) return DW_ERROR_NON_INIT; pthread_mutex_lock (&(eve->mutex)); if(eve->posted) { pthread_mutex_unlock (&(eve->mutex)); return DW_ERROR_NONE; } if(timeout != -1) { struct timeval now; struct timespec timeo; gettimeofday(&now, 0); timeo.tv_sec = now.tv_sec + (timeout / 1000); timeo.tv_nsec = now.tv_usec * 1000; rc = pthread_cond_timedwait(&(eve->event), &(eve->mutex), &timeo); } else rc = pthread_cond_wait(&(eve->event), &(eve->mutex)); pthread_mutex_unlock (&(eve->mutex)); if(!rc) return DW_ERROR_NONE; if(rc == ETIMEDOUT) return DW_ERROR_TIMEOUT; return DW_ERROR_GENERAL; } /* * Closes a semaphore created by dw_event_new(). * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_close(HEV *eve) { if(!eve || !(*eve)) return DW_ERROR_NON_INIT; pthread_mutex_lock (&((*eve)->mutex)); pthread_cond_destroy (&((*eve)->event)); pthread_mutex_unlock (&((*eve)->mutex)); pthread_mutex_destroy (&((*eve)->mutex)); free(*eve); *eve = NULL; return DW_ERROR_NONE; } struct _seminfo { int fd; int waiting; }; static void _handle_sem(int *tmpsock) { fd_set rd; struct _seminfo *array = (struct _seminfo *)malloc(sizeof(struct _seminfo)); int listenfd = tmpsock[0]; int bytesread, connectcount = 1, maxfd, z, posted = 0; char command; sigset_t mask; sigfillset(&mask); /* Mask all allowed signals */ pthread_sigmask(SIG_BLOCK, &mask, NULL); /* problems */ if(tmpsock[1] == -1) { free(array); return; } array[0].fd = tmpsock[1]; array[0].waiting = 0; /* Free the memory allocated in dw_named_event_new. */ free(tmpsock); while(1) { FD_ZERO(&rd); FD_SET(listenfd, &rd); int result; maxfd = listenfd; /* Added any connections to the named event semaphore */ for(z=0;z<connectcount;z++) { if(array[z].fd > maxfd) maxfd = array[z].fd; FD_SET(array[z].fd, &rd); } if(select(maxfd+1, &rd, NULL, NULL, NULL) == -1) return; if(FD_ISSET(listenfd, &rd)) { struct _seminfo *newarray; int newfd = accept(listenfd, 0, 0); if(newfd > -1) { /* Add new connections to the set */ newarray = (struct _seminfo *)malloc(sizeof(struct _seminfo)*(connectcount+1)); memcpy(newarray, array, sizeof(struct _seminfo)*(connectcount)); newarray[connectcount].fd = newfd; newarray[connectcount].waiting = 0; connectcount++; /* Replace old array with new one */ free(array); array = newarray; } } /* Handle any events posted to the semaphore */ for(z=0;z<connectcount;z++) { if(FD_ISSET(array[z].fd, &rd)) { if((bytesread = read(array[z].fd, &command, 1)) < 1) { struct _seminfo *newarray; /* Remove this connection from the set */ newarray = (struct _seminfo *)malloc(sizeof(struct _seminfo)*(connectcount-1)); if(!z) memcpy(newarray, &array[1], sizeof(struct _seminfo)*(connectcount-1)); else { memcpy(newarray, array, sizeof(struct _seminfo)*z); if(z!=(connectcount-1)) memcpy(&newarray[z], &array[z+1], sizeof(struct _seminfo)*(z-connectcount-1)); } connectcount--; /* Replace old array with new one */ free(array); array = newarray; } else if(bytesread == 1) { switch(command) { case 0: { /* Reset */ posted = 0; } break; case 1: /* Post */ { int s; char tmp = (char)0; posted = 1; for(s=0;s<connectcount;s++) { /* The semaphore has been posted so * we tell all the waiting threads to * continue. */ if(array[s].waiting) result = write(array[s].fd, &tmp, 1); } } break; case 2: /* Wait */ { char tmp = (char)0; array[z].waiting = 1; /* If we are posted exit immeditately */ if(posted) result = write(array[z].fd, &tmp, 1); } break; case 3: { /* Done Waiting */ array[z].waiting = 0; } break; } } } } } } /* Using domain sockets on unix for IPC */ /* Create a named event semaphore which can be * opened from other processes. * Parameters: * eve: Pointer to an event handle to receive handle. * name: Name given to semaphore which can be opened * by other processes. */ HEV dw_named_event_new(char *name) { struct sockaddr_un un; int ev, *tmpsock = (int *)malloc(sizeof(int)*2); DWTID dwthread; if(!tmpsock) return NULL; tmpsock[0] = socket(AF_UNIX, SOCK_STREAM, 0); ev = socket(AF_UNIX, SOCK_STREAM, 0); memset(&un, 0, sizeof(un)); un.sun_family=AF_UNIX; mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); strcpy(un.sun_path, "/tmp/.dw/"); strcat(un.sun_path, name); /* just to be safe, this should be changed * to support multiple instances. */ remove(un.sun_path); bind(tmpsock[0], (struct sockaddr *)&un, sizeof(un)); listen(tmpsock[0], 0); connect(ev, (struct sockaddr *)&un, sizeof(un)); tmpsock[1] = accept(tmpsock[0], 0, 0); if(tmpsock[0] < 0 || tmpsock[1] < 0 || ev < 0) { if(tmpsock[0] > -1) close(tmpsock[0]); if(tmpsock[1] > -1) close(tmpsock[1]); if(ev > -1) close(ev); free(tmpsock); return NULL; } /* Create a thread to handle this event semaphore */ pthread_create(&dwthread, NULL, (void *)_handle_sem, (void *)tmpsock); return GINT_TO_POINTER(ev); } /* Open an already existing named event semaphore. * Parameters: * eve: Pointer to an event handle to receive handle. * name: Name given to semaphore which can be opened * by other processes. */ HEV dw_named_event_get(char *name) { struct sockaddr_un un; int ev = socket(AF_UNIX, SOCK_STREAM, 0); if(ev < 0) return NULL; un.sun_family=AF_UNIX; mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); strcpy(un.sun_path, "/tmp/.dw/"); strcat(un.sun_path, name); connect(ev, (struct sockaddr *)&un, sizeof(un)); return GINT_TO_POINTER(ev); } /* Resets the event semaphore so threads who call wait * on this semaphore will block. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. */ int dw_named_event_reset(HEV eve) { /* signal reset */ char tmp = (char)0; if(GPOINTER_TO_INT(eve) < 0) return DW_ERROR_NONE; if(write(GPOINTER_TO_INT(eve), &tmp, 1) == 1) return DW_ERROR_NONE; return DW_ERROR_GENERAL; } /* Sets the posted state of an event semaphore, any threads * waiting on the semaphore will no longer block. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. */ int dw_named_event_post(HEV eve) { /* signal post */ char tmp = (char)1; if(GPOINTER_TO_INT(eve) < 0) return DW_ERROR_NONE; if(write(GPOINTER_TO_INT(eve), &tmp, 1) == 1) return DW_ERROR_NONE; return DW_ERROR_GENERAL; } /* Waits on the specified semaphore until it becomes * posted, or returns immediately if it already is posted. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. * timeout: Number of milliseconds before timing out * or -1 if indefinite. */ int dw_named_event_wait(HEV eve, unsigned long timeout) { fd_set rd; struct timeval tv, *useme = NULL; int retval = 0; char tmp; if(GPOINTER_TO_INT(eve) < 0) return DW_ERROR_NON_INIT; /* Set the timout or infinite */ if(timeout != -1) { tv.tv_sec = timeout / 1000; tv.tv_usec = timeout % 1000; useme = &tv; } FD_ZERO(&rd); FD_SET(GPOINTER_TO_INT(eve), &rd); /* Signal wait */ tmp = (char)2; retval = write(GPOINTER_TO_INT(eve), &tmp, 1); if(retval == 1) retval = select(GPOINTER_TO_INT(eve)+1, &rd, NULL, NULL, useme); /* Signal done waiting. */ tmp = (char)3; if(retval == 1) retval = write(GPOINTER_TO_INT(eve), &tmp, 1); if(retval == 0) return DW_ERROR_TIMEOUT; else if(retval == -1) return DW_ERROR_INTERRUPT; /* Clear the entry from the pipe so * we don't loop endlessly. :) */ if(read(GPOINTER_TO_INT(eve), &tmp, 1) == 1) return DW_ERROR_NONE; return DW_ERROR_GENERAL; } /* Release this semaphore, if there are no more open * handles on this semaphore the semaphore will be destroyed. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. */ int dw_named_event_close(HEV eve) { /* Finally close the domain socket, * cleanup will continue in _handle_sem. */ close(GPOINTER_TO_INT(eve)); return DW_ERROR_NONE; } /* * Setup thread independent color sets. */ void _dwthreadstart(void *data) { void (*threadfunc)(void *) = NULL; void **tmp = (void **)data; GdkColor *foreground, *background; threadfunc = (void (*)(void *))tmp[0]; /* Initialize colors */ _init_thread(); threadfunc(tmp[1]); free(tmp); /* Free colors */ if((foreground = pthread_getspecific(_dw_fg_color_key))) free(foreground); if((background = pthread_getspecific(_dw_bg_color_key))) free(background); } /* * Allocates a shared memory region with a name. * Parameters: * handle: A pointer to receive a SHM identifier. * dest: A pointer to a pointer to receive the memory address. * size: Size in bytes of the shared memory region to allocate. * name: A string pointer to a unique memory name. */ HSHM dw_named_memory_new(void **dest, int size, char *name) { char namebuf[1025] = {0}; struct _dw_unix_shm *handle = malloc(sizeof(struct _dw_unix_shm)); mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); snprintf(namebuf, 1024, "/tmp/.dw/%s", name); if((handle->fd = open(namebuf, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR)) < 0) { free(handle); return NULL; } if(ftruncate(handle->fd, size)) { close(handle->fd); free(handle); return NULL; } /* attach the shared memory segment to our process's address space. */ *dest = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, handle->fd, 0); if(*dest == MAP_FAILED) { close(handle->fd); *dest = NULL; free(handle); return NULL; } handle->size = size; handle->sid = getsid(0); handle->path = strdup(namebuf); return handle; } /* * Aquires shared memory region with a name. * Parameters: * dest: A pointer to a pointer to receive the memory address. * size: Size in bytes of the shared memory region to requested. * name: A string pointer to a unique memory name. */ HSHM dw_named_memory_get(void **dest, int size, char *name) { char namebuf[1025] = {0}; struct _dw_unix_shm *handle = malloc(sizeof(struct _dw_unix_shm)); mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); snprintf(namebuf, 1024, "/tmp/.dw/%s", name); if((handle->fd = open(namebuf, O_RDWR)) < 0) { free(handle); return NULL; } /* attach the shared memory segment to our process's address space. */ *dest = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, handle->fd, 0); if(*dest == MAP_FAILED) { close(handle->fd); *dest = NULL; free(handle); return NULL; } handle->size = size; handle->sid = -1; handle->path = NULL; return handle; } /* * Frees a shared memory region previously allocated. * Parameters: * handle: Handle obtained from DB_named_memory_allocate. * ptr: The memory address aquired with DB_named_memory_allocate. */ int dw_named_memory_free(HSHM handle, void *ptr) { struct _dw_unix_shm *h = handle; int rc = munmap(ptr, h->size); close(h->fd); if(h->path) { /* Only remove the actual file if we are the * creator of the file. */ if(h->sid != -1 && h->sid == getsid(0)) remove(h->path); free(h->path); } return rc; } /* * Creates a new thread with a starting point of func. * Parameters: * func: Function which will be run in the new thread. * data: Parameter(s) passed to the function. * stack: Stack size of new thread (OS/2 and Windows only). */ DWTID dw_thread_new(void *func, void *data, int stack) { DWTID gtkthread; void **tmp = malloc(sizeof(void *) * 2); int rc; tmp[0] = func; tmp[1] = data; rc = pthread_create(>kthread, NULL, (void *)_dwthreadstart, (void *)tmp); if ( rc == 0 ) return gtkthread; return (DWTID)DW_ERROR_UNKNOWN; } /* * Ends execution of current thread immediately. */ void dw_thread_end(void) { pthread_exit(NULL); } /* * Returns the current thread's ID. */ DWTID dw_thread_id(void) { return (DWTID)pthread_self(); } /* * Cleanly terminates a DW session, should be signal handler safe. * Parameters: * exitcode: Exit code reported to the operating system. */ void dw_exit(int exitcode) { if ( dbgfp != NULL ) { fclose( dbgfp ); } exit(exitcode); } #define DW_EXPAND (GTK_EXPAND | GTK_SHRINK | GTK_FILL) /* Internal function that changes the attachment properties in a table. */ void _rearrange_table(GtkWidget *widget, gpointer data) { gint pos = GPOINTER_TO_INT(data); GtkContainer *cont = gtk_object_get_data(GTK_OBJECT(widget), "_dw_table"); guint oldpos; /* Drop out if missing table */ if(!cont) return; /* Check orientation */ if(pos < 0) { /* Horz */ pos = -(pos + 1); gtk_container_child_get(cont, widget, "left-attach", &oldpos, NULL); if(oldpos >= pos) { gtk_container_child_set(cont, widget, "left-attach", (oldpos + 1), "right-attach", (oldpos+2), NULL); } } else { /* Vert */ gtk_container_child_get(cont, widget, "top-attach", &oldpos, NULL); if(oldpos >= pos) { gtk_container_child_set(cont, widget, "top-attach", (oldpos + 1), "bottom-attach", (oldpos+2), NULL); } } } /* Internal function to get the recommended size of scrolled items */ void _get_scrolled_size(GtkWidget *item, gint *thiswidth, gint *thisheight) { GtkWidget *widget = gtk_object_get_user_data(GTK_OBJECT(item)); static char testtext[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; /* Try to figure out the contents for Listbox and Container */ if(widget && (GTK_IS_LIST(widget) || GTK_IS_CLIST(widget))) { GtkRequisition req; gtk_widget_size_request(widget, &req); *thiswidth = req.width + 20; *thisheight = req.height + 20; if(GTK_IS_CLIST(widget)) { gint rowcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(widget), "_dw_rowcount")); if(rowcount) { int height = 0; dw_font_text_extents_get(item, NULL, testtext, NULL, &height); *thisheight += rowcount * height; } } } /* Try to figure out the contents for MLE */ else if(widget && GTK_IS_TEXT_VIEW(widget)) { unsigned long bytes; int height, width; char *buf, *ptr; int basicwidth; int wrap = (gtk_text_view_get_wrap_mode(GTK_TEXT_VIEW(widget)) == GTK_WRAP_WORD); *thisheight = 20; basicwidth = *thiswidth = 20; dw_mle_get_size(item, &bytes, NULL); ptr = buf = alloca(bytes + 2); dw_mle_export(item, buf, 0, (int)bytes); buf[bytes] = 0; strcat(buf, "\r"); /* MLE */ while((ptr = strstr(buf, "\r"))) { ptr[0] = 0; width = 0; if(strlen(buf)) dw_font_text_extents_get(item, NULL, buf, &width, &height); else dw_font_text_extents_get(item, NULL, testtext, NULL, &height); width += basicwidth; if(wrap && width > _DW_SCROLLED_MAX_WIDTH) { *thiswidth = _DW_SCROLLED_MAX_WIDTH; *thisheight += height * (width / _DW_SCROLLED_MAX_WIDTH); } else { if(width > *thiswidth) *thiswidth = width > _DW_SCROLLED_MAX_WIDTH ? _DW_SCROLLED_MAX_WIDTH : width; } *thisheight += height; if(ptr[1] == '\n') buf = &ptr[2]; else buf = &ptr[1]; } } else { /* Set to half for others */ *thiswidth = (int)((_DW_SCROLLED_MAX_WIDTH + _DW_SCROLLED_MIN_WIDTH)/2); *thisheight = (int)((_DW_SCROLLED_MAX_HEIGHT + _DW_SCROLLED_MIN_HEIGHT)/2); } if(*thiswidth < _DW_SCROLLED_MIN_WIDTH) *thiswidth = _DW_SCROLLED_MIN_WIDTH; if(*thiswidth > _DW_SCROLLED_MAX_WIDTH) *thiswidth = _DW_SCROLLED_MAX_WIDTH; if(*thisheight < _DW_SCROLLED_MIN_HEIGHT) *thisheight = _DW_SCROLLED_MIN_HEIGHT; if(*thisheight > _DW_SCROLLED_MAX_HEIGHT) *thisheight = _DW_SCROLLED_MAX_HEIGHT; } /* Internal box packing function called by the other 3 functions */ void _dw_box_pack(HWND box, HWND item, int index, int width, int height, int hsize, int vsize, int pad, char *funcname) { int warn = FALSE, _locked_by_me = FALSE; GtkWidget *tmp, *tmpitem; if(!box) return; /* * If you try and pack an item into itself VERY bad things can happen; like at least an * infinite loop on GTK! Lets be safe! */ if(box == item) { dw_messagebox(funcname, DW_MB_OK|DW_MB_ERROR, "Danger! Danger! Will Robinson; box and item are the same!"); return; } DW_MUTEX_LOCK; /* If this is a special box, like: Window, Groupbox, Scrollbox... * get the internal box handle. */ if((tmp = gtk_object_get_data(GTK_OBJECT(box), "_dw_boxhandle"))) box = tmp; /* Can't pack nothing with GTK, so create an empty label */ if(!item) { item = gtk_label_new(""); gtk_widget_show_all(item); } /* Check if the item to be packed is a special box */ tmpitem = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(item), "_dw_boxhandle"); /* Make sure our target box is valid */ if(GTK_IS_TABLE(box)) { int boxcount = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(box), "_dw_boxcount")); int boxtype = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(box), "_dw_boxtype")); int x, y; /* If the item being packed is a box, then we use it's padding * instead of the padding specified on the pack line, this is * due to a bug in the OS/2 and Win32 renderer and a limitation * of the GtkTable class. */ if(GTK_IS_TABLE(item) || (tmpitem && GTK_IS_TABLE(tmpitem))) { GtkWidget *eventbox = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(item), "_dw_eventbox"); /* NOTE: I left in the ability to pack boxes with a size, * this eliminates that by forcing the size to 0. */ height = width = 0; if(eventbox) { int boxpad = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item), "_dw_boxpad")); gtk_container_add(GTK_CONTAINER(eventbox), item); gtk_container_set_border_width(GTK_CONTAINER(eventbox), boxpad); item = eventbox; } } else { /* Only show warning if item is not a box */ warn = TRUE; } /* Do some sanity bounds checking */ if(index < 0) index = 0; if(index > boxcount) index = boxcount; if(boxtype == DW_VERT) { x = 0; y = index; gtk_table_resize(GTK_TABLE(box), boxcount + 1, 1); } else { x = index; y = 0; gtk_table_resize(GTK_TABLE(box), 1, boxcount + 1); } gtk_object_set_data(GTK_OBJECT(item), "_dw_table", box); if(index < boxcount) gtk_container_forall(GTK_CONTAINER(box),_rearrange_table, GINT_TO_POINTER(boxtype == DW_VERT ? index : -(index+1))); gtk_table_attach(GTK_TABLE(box), item, x, x + 1, y, y + 1, hsize ? DW_EXPAND : 0, vsize ? DW_EXPAND : 0, pad, pad); gtk_object_set_data(GTK_OBJECT(box), "_dw_boxcount", GINT_TO_POINTER(boxcount + 1)); { int thiswidth = width, thisheight = height; /* If it is a scrolled item and not expandable... * Clamp to minumum or maximum. */ if(GTK_IS_SCROLLED_WINDOW(item) && ((width < 1 && !hsize) || (height < 1 && !vsize))) { gint scrolledwidth = 0, scrolledheight = 0; _get_scrolled_size(item, &scrolledwidth, &scrolledheight); if(width < 1 && !hsize) thiswidth = scrolledwidth; if(height < 1 && !vsize) thisheight = scrolledheight; } gtk_widget_set_usize(item, thiswidth, thisheight); } if(GTK_IS_RADIO_BUTTON(item)) { GSList *group; GtkWidget *groupstart = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(box), "_dw_group"); if(groupstart) { group = gtk_radio_button_get_group(GTK_RADIO_BUTTON(groupstart)); gtk_radio_button_set_group(GTK_RADIO_BUTTON(item), group); } else gtk_object_set_data(GTK_OBJECT(box), "_dw_group", (gpointer)item); } } DW_MUTEX_UNLOCK; if(warn) { if ( width == 0 && hsize == FALSE ) dw_messagebox(funcname, DW_MB_OK|DW_MB_ERROR, "Width and expand Horizonal both unset for box: %x item: %x",box,item); if ( height == 0 && vsize == FALSE ) dw_messagebox(funcname, DW_MB_OK|DW_MB_ERROR, "Height and expand Vertical both unset for box: %x item: %x",box,item); } } /* * Pack windows (widgets) into a box at an arbitrary location. * Parameters: * box: Window handle of the box to be packed into. * item: Window handle of the item to be back. * index: 0 based index of packed items. * width: Width in pixels of the item or -1 to be self determined. * height: Height in pixels of the item or -1 to be self determined. * hsize: TRUE if the window (widget) should expand horizontally to fill space given. * vsize: TRUE if the window (widget) should expand vertically to fill space given. * pad: Number of pixels of padding around the item. */ void API dw_box_pack_at_index(HWND box, HWND item, int index, int width, int height, int hsize, int vsize, int pad) { _dw_box_pack(box, item, index, width, height, hsize, vsize, pad, "dw_box_pack_at_index()"); } /* * Pack windows (widgets) into a box from the start (or top). * Parameters: * box: Window handle of the box to be packed into. * item: Window handle of the item to be back. * width: Width in pixels of the item or -1 to be self determined. * height: Height in pixels of the item or -1 to be self determined. * hsize: TRUE if the window (widget) should expand horizontally to fill space given. * vsize: TRUE if the window (widget) should expand vertically to fill space given. * pad: Number of pixels of padding around the item. */ void API dw_box_pack_start(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { /* 65536 is the table limit on GTK... * seems like a high enough value we will never hit it here either. */ _dw_box_pack(box, item, 65536, width, height, hsize, vsize, pad, "dw_box_pack_start()"); } /* * Pack windows (widgets) into a box from the end (or bottom). * Parameters: * box: Window handle of the box to be packed into. * item: Window handle of the item to be back. * width: Width in pixels of the item or -1 to be self determined. * height: Height in pixels of the item or -1 to be self determined. * hsize: TRUE if the window (widget) should expand horizontally to fill space given. * vsize: TRUE if the window (widget) should expand vertically to fill space given. * pad: Number of pixels of padding around the item. */ void API dw_box_pack_end(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { _dw_box_pack(box, item, 0, width, height, hsize, vsize, pad, "dw_box_pack_end()"); } union extents_union { guchar **gu_extents; unsigned long **extents; }; static GdkAtom extents_atom = 0; static time_t extents_time = 0; static gboolean _dw_property_notify(GtkWidget *window, GdkEventProperty* event, GdkWindow *gdkwindow) { /* Check to see if we got a property change */ if(event->state == GDK_PROPERTY_NEW_VALUE && event->atom == extents_atom && event->window == gdkwindow) extents_time = 0; return FALSE; } /* Internal function to figure out the frame extents of an unmapped window */ void _dw_get_frame_extents(GtkWidget *window, int *vert, int *horz) { if(gtk_window_get_decorated(GTK_WINDOW(window))) { const char *request = "_NET_REQUEST_FRAME_EXTENTS"; unsigned long *extents = NULL; union extents_union eu; GdkAtom request_extents = gdk_atom_intern(request, FALSE); if(!extents_atom) extents_atom = gdk_atom_intern("_NET_FRAME_EXTENTS", FALSE); /* Set some rational defaults.. just in case */ *vert = 28; *horz = 12; /* See if the current window manager supports _NET_REQUEST_FRAME_EXTENTS */ if(gdk_net_wm_supports(request_extents)) { GdkDisplay *display = gtk_widget_get_display(window); Display *xdisplay = GDK_DISPLAY_XDISPLAY(display); GdkWindow *root_window = gdk_get_default_root_window(); Window xroot_window = GDK_WINDOW_XID(root_window); Atom extents_request_atom = gdk_x11_get_xatom_by_name_for_display(display, request); unsigned long window_id = GDK_WINDOW_XID(GDK_DRAWABLE(window->window)); XEvent xevent = {0}; time_t currtime; gulong connid; xevent.xclient.type = ClientMessage; xevent.xclient.message_type = extents_request_atom; xevent.xclient.display = xdisplay; xevent.xclient.window = window_id; xevent.xclient.format = 32; /* Send the property request */ XSendEvent(xdisplay, xroot_window, False, (SubstructureRedirectMask | SubstructureNotifyMask), &xevent); /* Connect a signal to look for the property change */ connid = gtk_signal_connect(GTK_OBJECT(window), "property_notify_event", GTK_SIGNAL_FUNC(_dw_property_notify), window->window); /* Record the request time */ time(&extents_time); /* Look for the property notify event */ do { dw_main_iteration(); time(&currtime); } while(currtime - extents_time < 2); /* Remove the signal handler now that we are done */ gtk_signal_disconnect(GTK_OBJECT(window), connid); } /* Attempt to retrieve window's frame extents. */ eu.extents = &extents; if(gdk_property_get(window->window, extents_atom, gdk_atom_intern("CARDINAL", FALSE), 0, sizeof(unsigned long)*4, FALSE, NULL, NULL, NULL, eu.gu_extents)) { *horz = extents[0] + extents[1]; *vert = extents[2] + extents[3]; } } else *horz = *vert = 0; } /* * Sets the size of a given window (widget). * Parameters: * handle: Window (widget) handle. * width: New width in pixels. * height: New height in pixels. */ void dw_window_set_size(HWND handle, unsigned long width, unsigned long height) { int _locked_by_me = FALSE; if(!handle) return; DW_MUTEX_LOCK; if(GTK_IS_WINDOW(handle)) { int cx = 0, cy = 0; #ifdef GDK_WINDOWING_X11 _size_allocate(GTK_WINDOW(handle)); #endif /* If the window is mapped */ if(handle->window && GTK_WIDGET_MAPPED(handle)) { #if GTK_MAJOR_VERSION > 1 GdkRectangle frame; gint gwidth, gheight; /* Calculate the border size */ gdk_window_get_frame_extents(handle->window, &frame); gdk_window_get_geometry(handle->window, NULL, NULL, &gwidth, &gheight, NULL); cx = frame.width - gwidth; if(cx < 0) cx = 0; cy = frame.height - gheight; if(cy < 0) cy = 0; #endif } else { /* Check if we have cached frame size values */ if(!((cx = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_frame_width"))) | (cy = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_frame_height"))))) { /* If not try to ask the window manager for the estimated size... * and finally if all else fails, guess. */ _dw_get_frame_extents(handle, &cy, &cx); /* Cache values for later use */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_frame_width", GINT_TO_POINTER(cx)); gtk_object_set_data(GTK_OBJECT(handle), "_dw_frame_height", GINT_TO_POINTER(cy)); } /* Save the size for when it is shown */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_width", GINT_TO_POINTER(width)); gtk_object_set_data(GTK_OBJECT(handle), "_dw_height", GINT_TO_POINTER(height)); } /* Resize minus the border size */ if(width > cx && height > cy) { gdk_window_resize(handle->window, width - cx , height - cy ); gtk_window_set_default_size(GTK_WINDOW(handle), width - cx, height - cy ); } } else gtk_widget_set_usize(handle, width, height); DW_MUTEX_UNLOCK; } /* * Gets the size the system thinks the widget should be. * Parameters: * handle: Window handle of the item to be back. * width: Width in pixels of the item or NULL if not needed. * height: Height in pixels of the item or NULL if not needed. */ void API dw_window_get_preferred_size(HWND handle, int *width, int *height) { GtkRequisition req; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { gint scrolledwidth, scrolledheight; _get_scrolled_size(handle, &scrolledwidth, &scrolledheight); if(width) *width = scrolledwidth; if(height) *height = scrolledheight; } else { gtk_widget_size_request(handle, &req); if(width) *width = req.width; if(height) *height = req.height; } DW_MUTEX_UNLOCK; } /* * Returns the width of the screen. */ int dw_screen_width(void) { int retval; int _locked_by_me = FALSE; DW_MUTEX_LOCK; retval = gdk_screen_width(); DW_MUTEX_UNLOCK; return retval; } /* * Returns the height of the screen. */ int dw_screen_height(void) { int retval; int _locked_by_me = FALSE; DW_MUTEX_UNLOCK; retval = gdk_screen_height(); DW_MUTEX_UNLOCK; return retval; } /* This should return the current color depth */ unsigned long dw_color_depth_get(void) { int retval; GdkVisual *vis; int _locked_by_me = FALSE; DW_MUTEX_UNLOCK; vis = gdk_visual_get_system(); retval = vis->depth; DW_MUTEX_UNLOCK; return retval; } /* * Sets the gravity of a given window (widget). * Gravity controls which corner of the screen and window the position is relative to. * Parameters: * handle: Window (widget) handle. * horz: DW_GRAV_LEFT (default), DW_GRAV_RIGHT or DW_GRAV_CENTER. * vert: DW_GRAV_TOP (default), DW_GRAV_BOTTOM or DW_GRAV_CENTER. */ void API dw_window_set_gravity(HWND handle, int horz, int vert) { dw_window_set_data(handle, "_dw_grav_horz", DW_INT_TO_POINTER(horz)); dw_window_set_data(handle, "_dw_grav_vert", DW_INT_TO_POINTER(vert)); } /* * Sets the position of a given window (widget). * Parameters: * handle: Window (widget) handle. * x: X location from the bottom left. * y: Y location from the bottom left. */ void dw_window_set_pos(HWND handle, long x, long y) { int _locked_by_me = FALSE; #if GTK_MAJOR_VERSION > 1 GtkWidget *mdi; #endif if(!handle) return; DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 if((mdi = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mdi")) && GTK_IS_MDI(mdi)) { gtk_mdi_move(GTK_MDI(mdi), handle, x, y); } else #endif { if(GTK_IS_WINDOW(handle)) { #if GTK_MAJOR_VERSION > 1 int horz = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_grav_horz")); int vert = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_grav_vert")); int cx = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_frame_width")); int cy = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_frame_height")); int newx = x, newy = y, width = 0, height = 0; /* If the window is mapped */ if(handle->window && GTK_WIDGET_MAPPED(handle)) { /* If we need the width or height... */ if(horz || vert) { GdkRectangle frame; int count = 0; /* Get the frame size */ gdk_window_get_frame_extents(handle->window, &frame); /* FIXME: Sometimes we get returned an invalid 200x200 * result... so if we get this... try the call a second * time and hope for a better result. */ while((frame.width == 200 || frame.width == (200 + cx)) && (frame.height == 200 || frame.height == (200 + cy)) && count < 10) { _dw_msleep(1); count++; gdk_window_get_frame_extents(handle->window, &frame); } width = frame.width; height = frame.height; } } else { int cx , cy; /* Check if we have cached frame size values */ if(!(cx | cy)) { /* If not try to ask the window manager for the estimated size... * and finally if all else fails, guess. */ _dw_get_frame_extents(handle, &cy, &cx); /* Cache values for later use */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_frame_width", GINT_TO_POINTER(cx)); gtk_object_set_data(GTK_OBJECT(handle), "_dw_frame_height", GINT_TO_POINTER(cy)); } /* Save the positions for when it is shown */ gtk_object_set_data(GTK_OBJECT(handle), "_dw_x", GINT_TO_POINTER(x)); gtk_object_set_data(GTK_OBJECT(handle), "_dw_y", GINT_TO_POINTER(y)); gtk_object_set_data(GTK_OBJECT(handle), "_dw_pos", GINT_TO_POINTER(1)); /* Check to see if there is a pending size request too */ width = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_width")); height = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_height")); if(!width || !height) { /* Ask what GTK is planning on suggesting for the window size */ gtk_window_get_size(GTK_WINDOW(handle), !width ? &width : NULL, !height ? &height : NULL); } /* Add the frame size to it */ width += cx; height += cy; } /* Do any gravity calculations */ if(horz || vert) { /* Handle horizontal center gravity */ if((horz & 0xf) == DW_GRAV_CENTER) newx += ((gdk_screen_width() / 2) - (width / 2)); /* Handle right gravity */ else if((horz & 0xf) == DW_GRAV_RIGHT) newx = gdk_screen_width() - width - x; /* Handle vertical center gravity */ if((vert & 0xf) == DW_GRAV_CENTER) newy += ((gdk_screen_height() / 2) - (height / 2)); else if((vert & 0xf) == DW_GRAV_BOTTOM) newy = gdk_screen_height() - height - y; } if(GTK_WIDGET_MAPPED(handle)) { /* Finally move the window into place */ gtk_window_move(GTK_WINDOW(handle), newx, newy); } else { gtk_object_set_data(GTK_OBJECT(handle), "_dw_absolutex", GINT_TO_POINTER(newx)); gtk_object_set_data(GTK_OBJECT(handle), "_dw_absolutey", GINT_TO_POINTER(newy)); } #else gtk_widget_set_uposition(handle, x, y); #endif } else if(handle->window) gdk_window_move(handle->window, x, y); } DW_MUTEX_UNLOCK; } /* * Sets the position and size of a given window (widget). * Parameters: * handle: Window (widget) handle. * x: X location from the bottom left. * y: Y location from the bottom left. * width: Width of the widget. * height: Height of the widget. */ void dw_window_set_pos_size(HWND handle, long x, long y, unsigned long width, unsigned long height) { dw_window_set_size(handle, width, height); dw_window_set_pos(handle, x, y); } /* * Gets the position and size of a given window (widget). * Parameters: * handle: Window (widget) handle. * x: X location from the bottom left. * y: Y location from the bottom left. * width: Width of the widget. * height: Height of the widget. */ void dw_window_get_pos_size(HWND handle, long *x, long *y, ULONG *width, ULONG *height) { int _locked_by_me = FALSE; gint gx = 0, gy = 0, gwidth = 0, gheight = 0; #if GTK_MAJOR_VERSION > 1 GtkWidget *mdi; #endif DW_MUTEX_LOCK; #if GTK_MAJOR_VERSION > 1 /* If it is an MDI window query what we can */ if((mdi = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_mdi")) && GTK_IS_MDI(mdi)) { gtk_mdi_get_pos(GTK_MDI(mdi), handle, &gx, &gy); } else #endif { /* Can only query if the window is realized */ if(handle && handle->window) { /* If it is a toplevel window */ if(GTK_IS_WINDOW(handle)) { if(handle->window && GTK_WIDGET_MAPPED(handle)) { GdkRectangle frame; /* Calculate the border rectangle */ gdk_window_get_frame_extents(handle->window, &frame); gx = frame.x; gy = frame.y; gwidth = frame.width; gheight = frame.height; } } else { /* Get an individual widget coordinates */ gdk_window_get_geometry(handle->window, &gx, &gy, &gwidth, &gheight, NULL); gdk_window_get_root_origin(handle->window, &gx, &gy); } } } /* Fill in the requested fields */ if(x) *x = gx; if(y) *y = gy; if(width) *width = gwidth; if(height) *height = gheight; DW_MUTEX_UNLOCK; } /* * Sets the style of a given window (widget). * Parameters: * handle: Window (widget) handle. * width: New width in pixels. * height: New height in pixels. */ void dw_window_set_style(HWND handle, unsigned long style, unsigned long mask) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_FRAME(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_label"); if(tmp && GTK_IS_LABEL(tmp)) handle2 = tmp; } else if(GTK_IS_BUTTON(handle)) { if(mask & DW_BS_NOBORDER) { if(style & DW_BS_NOBORDER) { gtk_button_set_relief((GtkButton *)handle, GTK_RELIEF_NONE); } else { gtk_button_set_relief((GtkButton *)handle, GTK_RELIEF_NORMAL); } } } if ( GTK_IS_LABEL(handle2) ) { gfloat x=DW_LEFT, y=DW_CENTER; /* horizontal... */ if ( style & DW_DT_CENTER ) x = DW_CENTER; if ( style & DW_DT_RIGHT ) x = DW_RIGHT; if ( style & DW_DT_LEFT ) x = DW_LEFT; /* vertical... */ if ( style & DW_DT_VCENTER ) y = DW_CENTER; if ( style & DW_DT_TOP ) y = DW_TOP; if ( style & DW_DT_BOTTOM ) y = DW_BOTTOM; gtk_misc_set_alignment( GTK_MISC(handle2), x, y ); if ( style & DW_DT_WORDBREAK ) gtk_label_set_line_wrap( GTK_LABEL(handle), TRUE ); } if ( GTK_IS_CHECK_MENU_ITEM(handle2) && (mask & (DW_MIS_CHECKED | DW_MIS_UNCHECKED)) ) { int check = 0; if ( style & DW_MIS_CHECKED ) check = 1; _dw_ignore_click = 1; if(gtk_check_menu_item_get_active(GTK_CHECK_MENU_ITEM(handle2)) != check) gtk_check_menu_item_set_active(GTK_CHECK_MENU_ITEM(handle2), check); _dw_ignore_click = 0; } if ( (GTK_IS_CHECK_MENU_ITEM(handle2) || GTK_IS_MENU_ITEM(handle2)) && (mask & (DW_MIS_ENABLED | DW_MIS_DISABLED) )) { _dw_ignore_click = 1; if ( style & DW_MIS_ENABLED ) gtk_widget_set_sensitive( handle2, TRUE ); else gtk_widget_set_sensitive( handle2, FALSE ); _dw_ignore_click = 0; } DW_MUTEX_UNLOCK; } /* * Adds a new page to specified notebook. * Parameters: * handle: Window (widget) handle. * flags: Any additional page creation flags. * front: If TRUE page is added at the beginning. */ unsigned long dw_notebook_page_new(HWND handle, unsigned long flags, int front) { int z; int _locked_by_me = FALSE; GtkWidget **pagearray; DW_MUTEX_LOCK; pagearray = (GtkWidget **)gtk_object_get_data(GTK_OBJECT(handle), "_dw_pagearray"); if(pagearray) { for(z=0;z<256;z++) { if(!pagearray[z]) { char text[101] = {0}; int num = z; if(front) num |= 1 << 16; snprintf(text, 100, "_dw_page%d", z); /* Save the real id and the creation flags */ gtk_object_set_data(GTK_OBJECT(handle), text, GINT_TO_POINTER(num)); DW_MUTEX_UNLOCK; return z; } } } DW_MUTEX_UNLOCK; /* Hopefully this won't happen. */ return 256; } /* Return the physical page id from the logical page id */ int _get_physical_page(HWND handle, unsigned long pageid) { int z; GtkWidget *thispage, **pagearray = gtk_object_get_data(GTK_OBJECT(handle), "_dw_pagearray"); if(pagearray) { for(z=0;z<256;z++) { if((thispage = gtk_notebook_get_nth_page(GTK_NOTEBOOK(handle), z))) { if(thispage == pagearray[pageid]) return z; } } } return 256; } /* * Remove a page from a notebook. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be destroyed. */ void dw_notebook_page_destroy(HWND handle, unsigned int pageid) { int realpage, _locked_by_me = FALSE; GtkWidget **pagearray; DW_MUTEX_LOCK; realpage = _get_physical_page(handle, pageid); if(realpage > -1 && realpage < 256) { gtk_notebook_remove_page(GTK_NOTEBOOK(handle), realpage); if((pagearray = gtk_object_get_data(GTK_OBJECT(handle), "_dw_pagearray"))) pagearray[pageid] = NULL; } DW_MUTEX_UNLOCK; } /* * Queries the currently visible page ID. * Parameters: * handle: Handle to the notebook widget. */ unsigned long dw_notebook_page_get(HWND handle) { int retval, phys; int _locked_by_me = FALSE; DW_MUTEX_LOCK; phys = gtk_notebook_get_current_page(GTK_NOTEBOOK(handle)); retval = _get_logical_page(handle, phys); DW_MUTEX_UNLOCK; return retval; } /* * Sets the currently visibale page ID. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be made visible. */ void dw_notebook_page_set(HWND handle, unsigned int pageid) { int realpage, _locked_by_me = FALSE; DW_MUTEX_LOCK; realpage = _get_physical_page(handle, pageid); if(realpage > -1 && realpage < 256) gtk_notebook_set_page(GTK_NOTEBOOK(handle), pageid); DW_MUTEX_UNLOCK; } /* * Sets the text on the specified notebook tab. * Parameters: * handle: Notebook handle. * pageid: Page ID of the tab to set. * text: Pointer to the text to set. */ void dw_notebook_page_set_text(HWND handle, unsigned long pageid, char *text) { GtkWidget *child; int realpage, _locked_by_me = FALSE; DW_MUTEX_LOCK; realpage = _get_physical_page(handle, pageid); if(realpage < 0 || realpage > 255) { char ptext[101] = {0}; int num; snprintf(ptext, 100, "_dw_page%d", (int)pageid); num = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), ptext)); realpage = 0xFF & num; } if(realpage > -1 && realpage < 256) { child = gtk_notebook_get_nth_page(GTK_NOTEBOOK(handle), realpage); if(child) gtk_notebook_set_tab_label_text(GTK_NOTEBOOK(handle), child, text); } DW_MUTEX_UNLOCK; } /* * Sets the text on the specified notebook tab status area. * Parameters: * handle: Notebook handle. * pageid: Page ID of the tab to set. * text: Pointer to the text to set. */ void dw_notebook_page_set_status_text(HWND handle, unsigned long pageid, char *text) { /* TODO (if possible) */ } /* * Packs the specified box into the notebook page. * Parameters: * handle: Handle to the notebook to be packed. * pageid: Page ID in the notebook which is being packed. * page: Box handle to be packed. */ void dw_notebook_pack(HWND handle, unsigned long pageid, HWND page) { GtkWidget *label, *child, *oldlabel, **pagearray; gchar *text = NULL; int num, z, realpage = -1, pad, _locked_by_me = FALSE; char ptext[101] = {0}; DW_MUTEX_LOCK; snprintf(ptext, 100, "_dw_page%d", (int)pageid); num = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(handle), ptext)); gtk_object_set_data(GTK_OBJECT(handle), ptext, NULL); pagearray = (GtkWidget **)gtk_object_get_data(GTK_OBJECT(handle), "_dw_pagearray"); if(!pagearray) { DW_MUTEX_UNLOCK; return; } /* The page already exists... so get it's current page */ if(pagearray[pageid]) { for(z=0;z<256;z++) { child = gtk_notebook_get_nth_page(GTK_NOTEBOOK(handle), z); if(child == pagearray[pageid]) { oldlabel = gtk_notebook_get_tab_label(GTK_NOTEBOOK(handle), child); if(oldlabel) gtk_label_get(GTK_LABEL(oldlabel), &text); gtk_notebook_remove_page(GTK_NOTEBOOK(handle), z); realpage = z; break; } } } pagearray[pageid] = page; label = gtk_label_new(text ? text : ""); if(GTK_IS_TABLE(page)) { pad = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(page), "_dw_boxpad")); gtk_container_border_width(GTK_CONTAINER(page), pad); } if(realpage != -1) gtk_notebook_insert_page(GTK_NOTEBOOK(handle), page, label, realpage); else if(num & ~(0xFF)) gtk_notebook_insert_page(GTK_NOTEBOOK(handle), page, label, 0); else gtk_notebook_insert_page(GTK_NOTEBOOK(handle), page, label, 256); DW_MUTEX_UNLOCK; } /* * Appends the specified text to the listbox's (or combobox) entry list. * Parameters: * handle: Handle to the listbox to be appended to. * text: Text to append into listbox. */ void dw_listbox_append(HWND handle, char *text) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } gtk_object_set_data(GTK_OBJECT(handle), "_dw_appending", GINT_TO_POINTER(1)); if(GTK_IS_LIST(handle2)) { GtkWidget *list_item; GList *tmp; char *font = (char *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_font"); GdkColor *fore = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_foregdk"); GdkColor *back = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_backgdk"); list_item=gtk_list_item_new_with_label(text); if(font) _set_font(GTK_LIST_ITEM(list_item)->item.bin.child, font); if(fore && back) _set_color(GTK_LIST_ITEM(list_item)->item.bin.child, DW_RGB(fore->red, fore->green, fore->blue), DW_RGB(back->red, back->green, back->blue)); tmp = g_list_append(NULL, list_item); gtk_widget_show(list_item); gtk_list_append_items(GTK_LIST(handle2),tmp); } else if(GTK_IS_COMBO(handle2)) { GList *tmp = (GList *)gtk_object_get_user_data(GTK_OBJECT(handle2)); char *addtext = strdup(text); if(addtext) { const char *defstr = gtk_entry_get_text(GTK_ENTRY(GTK_COMBO(handle2)->entry)); tmp = g_list_append(tmp, addtext); gtk_object_set_user_data(GTK_OBJECT(handle2), tmp); gtk_combo_set_popdown_strings(GTK_COMBO(handle2), tmp); gtk_entry_set_text(GTK_ENTRY(GTK_COMBO(handle2)->entry), defstr); } } gtk_object_set_data(GTK_OBJECT(handle), "_dw_appending", NULL); DW_MUTEX_UNLOCK; } /* * Inserts the specified text int the listbox's (or combobox) entry list at the * position indicated. * Parameters: * handle: Handle to the listbox to be appended to. * text: Text to insert into listbox. * pos: 0-based index into listbox. -1 will append */ void dw_listbox_insert(HWND handle, char *text, int pos) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } gtk_object_set_data(GTK_OBJECT(handle), "_dw_appending", GINT_TO_POINTER(1)); if(GTK_IS_LIST(handle2)) { GtkWidget *list_item; GList *tmp; char *font = (char *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_font"); GdkColor *fore = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_foregdk"); GdkColor *back = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_backgdk"); list_item=gtk_list_item_new_with_label(text); if(font) _set_font(GTK_LIST_ITEM(list_item)->item.bin.child, font); if(fore && back) _set_color(GTK_LIST_ITEM(list_item)->item.bin.child, DW_RGB(fore->red, fore->green, fore->blue), DW_RGB(back->red, back->green, back->blue)); tmp = g_list_insert(NULL, list_item, pos); gtk_widget_show(list_item); gtk_list_append_items(GTK_LIST(handle2),tmp); } else if(GTK_IS_COMBO(handle2)) { GList *tmp = (GList *)gtk_object_get_user_data(GTK_OBJECT(handle2)); char *addtext = strdup(text); if(addtext) { tmp = g_list_insert(tmp, addtext, pos); gtk_object_set_user_data(GTK_OBJECT(handle2), tmp); gtk_combo_set_popdown_strings(GTK_COMBO(handle2), tmp); } } gtk_object_set_data(GTK_OBJECT(handle), "_dw_appending", NULL); DW_MUTEX_UNLOCK; } /* * Appends the specified text items to the listbox's (or combobox) entry list. * Parameters: * handle: Handle to the listbox to be appended to. * text: Text strings to append into listbox. * count: Number of text strings to append */ void dw_listbox_list_append(HWND handle, char **text, int count) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; if ( count == 0 ) return; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } gtk_object_set_data(GTK_OBJECT(handle), "_dw_appending", GINT_TO_POINTER(1)); if(GTK_IS_LIST(handle2)) { GtkWidget *list_item; GList *tmp; char *font = (char *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_font"); GdkColor *fore = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_foregdk"); GdkColor *back = (GdkColor *)gtk_object_get_data(GTK_OBJECT(handle2), "_dw_backgdk"); list_item=gtk_list_item_new_with_label(*text); if(font) _set_font(GTK_LIST_ITEM(list_item)->item.bin.child, font); if(fore && back) _set_color(GTK_LIST_ITEM(list_item)->item.bin.child, DW_RGB(fore->red, fore->green, fore->blue), DW_RGB(back->red, back->green, back->blue)); tmp = g_list_append(NULL, list_item); gtk_widget_show(list_item); gtk_list_append_items(GTK_LIST(handle2),tmp); } else if(GTK_IS_COMBO(handle2)) { GList *tmp = (GList *)gtk_object_get_user_data(GTK_OBJECT(handle2)); char *addtext; int i; for (i=0;i<count;i++) { addtext = strdup(text[i]); tmp = g_list_append(tmp, addtext); } gtk_object_set_user_data(GTK_OBJECT(handle2), tmp); gtk_combo_set_popdown_strings(GTK_COMBO(handle2), tmp); } gtk_object_set_data(GTK_OBJECT(handle), "_dw_appending", NULL); DW_MUTEX_UNLOCK; } /* * Clears the listbox's (or combobox) list of all entries. * Parameters: * handle: Handle to the listbox to be cleared. */ void dw_listbox_clear(HWND handle) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } if(GTK_IS_COMBO(handle2)) { GList *list, *tmp = (GList *)gtk_object_get_user_data(GTK_OBJECT(handle2)); if(tmp) { list = tmp; while(list) { if(list->data) free(list->data); list=list->next; } g_list_free(tmp); } gtk_object_set_user_data(GTK_OBJECT(handle2), NULL); } else if(GTK_IS_LIST(handle2)) { int count = dw_listbox_count(handle); gtk_list_clear_items(GTK_LIST(handle2), 0, count); } DW_MUTEX_UNLOCK; } /* * Returns the listbox's item count. * Parameters: * handle: Handle to the listbox to be counted */ int dw_listbox_count(HWND handle) { GtkWidget *handle2 = handle; int retval = 0; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_COMBO(handle)) { handle2 = GTK_COMBO(handle)->list; } if(GTK_IS_LIST(handle2)) { GList *list = GTK_LIST(handle2)->children; while(list) { list = list->next; retval++; } } DW_MUTEX_UNLOCK; return retval; } /* * Sets the topmost item in the viewport. * Parameters: * handle: Handle to the listbox to be cleared. * top: Index to the top item. */ void dw_listbox_set_top(HWND handle, int top) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } if(GTK_IS_LIST(handle2)) { int count = dw_listbox_count(handle); GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(handle)); float pos, ratio; if(count) { ratio = (float)top/(float)count; pos = (ratio * (float)(adj->upper - adj->lower)) + adj->lower; gtk_adjustment_set_value(adj, pos); } } DW_MUTEX_UNLOCK; } /* * Copies the given index item's text into buffer. * Parameters: * handle: Handle to the listbox to be queried. * index: Index into the list to be queried. * buffer: Buffer where text will be copied. * length: Length of the buffer (including NULL). */ void dw_listbox_get_text(HWND handle, unsigned int index, char *buffer, unsigned int length) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_COMBO(handle)) { handle2 = GTK_COMBO(handle)->list; } if(GTK_IS_LIST(handle2)) { int counter = 0; GList *list = GTK_LIST(handle2)->children; while(list) { if(counter == index) { gchar *text = ""; if(GTK_IS_LIST_ITEM(list->data)) { GtkListItem *li = GTK_LIST_ITEM(list->data); if(GTK_IS_ITEM(&(li->item))) { GtkItem *i = &(li->item); if(GTK_IS_BIN(&(i->bin))) { GtkBin *b = &(i->bin); if(GTK_IS_LABEL(b->child)) gtk_label_get(GTK_LABEL(b->child), &text); } } } else if(GTK_IS_COMBO(handle) && list->data) text = (gchar *)list->data; strncpy(buffer, (char *)text, length); break; } list = list->next; counter++; } } DW_MUTEX_UNLOCK; } /* * Sets the text of a given listbox entry. * Parameters: * handle: Handle to the listbox to be queried. * index: Index into the list to be queried. * buffer: Buffer where text will be copied. */ void dw_listbox_set_text(HWND handle, unsigned int index, char *buffer) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_COMBO(handle)) { handle2 = GTK_COMBO(handle)->list; } if(GTK_IS_LIST(handle2)) { int counter = 0; GList *list = GTK_LIST(handle2)->children; while(list) { if(counter == index) { if(GTK_IS_LIST_ITEM(list->data)) { GtkListItem *li = GTK_LIST_ITEM(list->data); if(GTK_IS_ITEM(&(li->item))) { GtkItem *i = &(li->item); if(GTK_IS_BIN(&(i->bin))) { GtkBin *b = &(i->bin); if(GTK_IS_LABEL(b->child)) gtk_label_set_text(GTK_LABEL(b->child), buffer); } } } else if(GTK_IS_COMBO(handle)) { if(list->data) g_free(list->data); list->data = g_strdup(buffer); } break; } list = list->next; counter++; } } DW_MUTEX_UNLOCK; } #if GTK_MAJOR_VERSION < 2 /* Check if a GList item is in another GList */ static int _dw_in_list(GList *item, GList *list) { while(list) { if(list->data == item->data) return TRUE; list = list->next; } return FALSE; } #endif /* * Returns the index to the current selected item or -1 when done. * Parameters: * handle: Handle to the listbox to be queried. * where: Either the previous return or -1 to restart. */ int dw_listbox_selected_multi(HWND handle, int where) { GtkWidget *handle2 = handle; int retval = DW_LIT_NONE; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } if(GTK_IS_LIST(handle2)) { #if GTK_MAJOR_VERSION > 1 int counter = 0; GList *list = GTK_LIST(handle2)->children; while(list) { GtkItem *item = (GtkItem *)list->data; if(item && item->bin.container.widget.state == GTK_STATE_SELECTED && counter > where) { retval = counter; break; } list = list->next; counter++; } #else int counter = 0; GList *list = GTK_LIST(handle2)->children; while(list) { if(counter > where && _dw_in_list(list, GTK_LIST(handle2)->selection)) { retval = counter; break; } list = list->next; counter++; } #endif } DW_MUTEX_UNLOCK; return retval; } /* * Returns the index to the item in the list currently selected. * Parameters: * handle: Handle to the listbox to be queried. */ int dw_listbox_selected(HWND handle) { GtkWidget *handle2 = handle; int retval = DW_LIT_NONE; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_COMBO(handle)) { retval = GPOINTER_TO_UINT(gtk_object_get_data(GTK_OBJECT(handle), "_dw_item")); DW_MUTEX_UNLOCK; return retval; } if(GTK_IS_LIST(handle2)) { int counter = 0; GList *list = GTK_LIST(handle2)->children; #if GTK_MAJOR_VERSION > 1 while(list) { GtkItem *item = (GtkItem *)list->data; if(item && item->bin.container.widget.state == GTK_STATE_SELECTED) { retval = counter; break; } list = list->next; counter++; } #else GList *selection = GTK_LIST(handle2)->selection; if(selection) { while(list) { if(list->data == selection->data) { retval = counter; break; } list = list->next; counter++; } } #endif } DW_MUTEX_UNLOCK; return retval; } /* * Sets the selection state of a given index. * Parameters: * handle: Handle to the listbox to be set. * index: Item index. * state: TRUE if selected FALSE if unselected. */ void dw_listbox_select(HWND handle, int index, int state) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_COMBO(handle)) { handle2 = GTK_COMBO(handle)->list; } if(GTK_IS_LIST(handle2)) { if(state) gtk_list_select_item(GTK_LIST(handle2), index); else gtk_list_unselect_item(GTK_LIST(handle2), index); } DW_MUTEX_UNLOCK; } /* * Deletes the item with given index from the list. * Parameters: * handle: Handle to the listbox to be set. * index: Item index. */ void dw_listbox_delete(HWND handle, int index) { GtkWidget *handle2 = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_SCROLLED_WINDOW(handle)) { GtkWidget *tmp = (GtkWidget *)gtk_object_get_user_data(GTK_OBJECT(handle)); if(tmp) handle2 = tmp; } else if(GTK_IS_COMBO(handle)) { handle2 = GTK_COMBO(handle)->list; } if(GTK_IS_LIST(handle2)) { gtk_list_clear_items(GTK_LIST(handle2), index, index+1); } DW_MUTEX_UNLOCK; } /* Reposition the bar according to the percentage */ static gint _splitbar_size_allocate(GtkWidget *widget, GtkAllocation *event, gpointer data) { float *percent = (float *)gtk_object_get_data(GTK_OBJECT(widget), "_dw_percent"); /* Prevent infinite recursion ;) */ if(!percent || event->width < 20 || event->height < 20) return FALSE; if(GTK_IS_HPANED(widget)) gtk_paned_set_position(GTK_PANED(widget), (int)(event->width * (*percent / 100.0))); if(GTK_IS_VPANED(widget)) gtk_paned_set_position(GTK_PANED(widget), (int)(event->height * (*percent / 100.0))); gtk_object_set_data(GTK_OBJECT(widget), "_dw_percent", NULL); free(percent); return FALSE; } /* * Creates a splitbar window (widget) with given parameters. * Parameters: * type: Value can be DW_VERT or DW_HORZ. * topleft: Handle to the window to be top or left. * bottomright: Handle to the window to be bottom or right. * Returns: * A handle to a splitbar window or NULL on failure. */ HWND dw_splitbar_new(int type, HWND topleft, HWND bottomright, unsigned long id) { GtkWidget *tmp = NULL; int _locked_by_me = FALSE; float *percent = malloc(sizeof(float)); DW_MUTEX_LOCK; if(type == DW_HORZ) tmp = gtk_hpaned_new(); else tmp = gtk_vpaned_new(); gtk_paned_pack1(GTK_PANED(tmp), topleft, TRUE, TRUE); gtk_paned_pack2(GTK_PANED(tmp), bottomright, TRUE, TRUE); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); *percent = 50.0; gtk_object_set_data(GTK_OBJECT(tmp), "_dw_percent", (gpointer)percent); gtk_signal_connect(GTK_OBJECT(tmp), "size-allocate", GTK_SIGNAL_FUNC(_splitbar_size_allocate), NULL); #if GTK_MAJOR_VERSION < 2 gtk_paned_set_handle_size(GTK_PANED(tmp), 3); #endif gtk_widget_show(tmp); DW_MUTEX_UNLOCK; return tmp; } /* * Sets the position of a splitbar (pecentage). * Parameters: * handle: The handle to the splitbar returned by dw_splitbar_new(). */ void dw_splitbar_set(HWND handle, float percent) { float *mypercent = (float *)dw_window_get_data(handle, "_dw_percent"); int size = 0, position; if(GTK_IS_VPANED(handle)) size = handle->allocation.height; else if(GTK_IS_HPANED(handle)) size = handle->allocation.width; if(mypercent) *mypercent = percent; if(size > 10) { position = (int)((float)size * (percent / 100.0)); gtk_paned_set_position(GTK_PANED(handle), position); } } /* * Gets the position of a splitbar (pecentage). * Parameters: * handle: The handle to the splitbar returned by dw_splitbar_new(). */ float dw_splitbar_get(HWND handle) { float *percent = (float *)dw_window_get_data(handle, "_dw_percent"); if(percent) return *percent; return 0.0; } /* * Creates a calendar window (widget) with given parameters. * Parameters: * id: Unique identifier for calendar widget * Returns: * A handle to a calendar window or NULL on failure. */ HWND dw_calendar_new(unsigned long id) { GtkWidget *tmp; int _locked_by_me = FALSE; GtkCalendarDisplayOptions flags; time_t now; struct tm *tmdata; DW_MUTEX_LOCK; tmp = gtk_calendar_new(); gtk_widget_show(tmp); gtk_object_set_data(GTK_OBJECT(tmp), "_dw_id", GINT_TO_POINTER(id)); /* select today */ flags = GTK_CALENDAR_WEEK_START_MONDAY|GTK_CALENDAR_SHOW_HEADING|GTK_CALENDAR_SHOW_DAY_NAMES; gtk_calendar_display_options( GTK_CALENDAR(tmp), flags ); now = time( NULL ); tmdata = localtime( & now ); gtk_calendar_select_month( GTK_CALENDAR(tmp), tmdata->tm_mon, 1900+tmdata->tm_year ); gtk_calendar_select_day( GTK_CALENDAR(tmp), tmdata->tm_mday ); DW_MUTEX_UNLOCK; return tmp; } /* * Sets the current date of a calendar * Parameters: * handle: The handle to the calendar returned by dw_calendar_new(). * year... */ void dw_calendar_set_date(HWND handle, unsigned int year, unsigned int month, unsigned int day) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_CALENDAR(handle)) { gtk_calendar_select_month(GTK_CALENDAR(handle),month-1,year); gtk_calendar_select_day(GTK_CALENDAR(handle), day); } DW_MUTEX_UNLOCK; return; } /* * Gets the position of a splitbar (pecentage). * Parameters: * handle: The handle to the splitbar returned by dw_splitbar_new(). */ void dw_calendar_get_date(HWND handle, unsigned int *year, unsigned int *month, unsigned int *day) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; if(GTK_IS_CALENDAR(handle)) { gtk_calendar_get_date(GTK_CALENDAR(handle),year,month,day); *month = *month + 1; } DW_MUTEX_UNLOCK; return; } /* * Sets the default focus item for a window/dialog. * Parameters: * window: Toplevel window or dialog. * defaultitem: Handle to the dialog item to be default. */ void dw_window_default(HWND window, HWND defaultitem) { int _locked_by_me = FALSE; if(!window) return; DW_MUTEX_LOCK; gtk_object_set_data(GTK_OBJECT(window), "_dw_defaultitem", (gpointer)defaultitem); DW_MUTEX_UNLOCK; } /* * Sets window to click the default dialog item when an ENTER is pressed. * Parameters: * window: Window (widget) to look for the ENTER press. * next: Window (widget) to move to next (or click) */ void dw_window_click_default(HWND window, HWND next) { int _locked_by_me = FALSE; if(!window) return; DW_MUTEX_LOCK; gtk_signal_connect(GTK_OBJECT(window), "key_press_event", GTK_SIGNAL_FUNC(_default_key_press_event), next); DW_MUTEX_UNLOCK; } /* * Returns some information about the current operating environment. * Parameters: * env: Pointer to a DWEnv struct. */ void dw_environment_query(DWEnv *env) { struct utsname name; char tempbuf[100]; int len, z; uname(&name); strcpy(env->osName, name.sysname); strcpy(tempbuf, name.release); env->MajorBuild = env->MinorBuild = 0; len = strlen(tempbuf); strcpy(env->buildDate, __DATE__); strcpy(env->buildTime, __TIME__); env->DWMajorVersion = DW_MAJOR_VERSION; env->DWMinorVersion = DW_MINOR_VERSION; #ifdef VER_REV env->DWSubVersion = VER_REV; #else env->DWSubVersion = DW_SUB_VERSION; #endif for(z=1;z<len;z++) { if(tempbuf[z] == '.') { tempbuf[z] = '\0'; env->MajorVersion = atoi(&tempbuf[z-1]); env->MinorVersion = atoi(&tempbuf[z+1]); return; } } env->MajorVersion = atoi(tempbuf); env->MinorVersion = 0; } #if GTK_MAJOR_VERSION < 2 /* Internal function to handle the file OK press */ static gint _gtk_file_ok(GtkWidget *widget, DWDialog *dwwait) { char *tmp; char *tmpdup=NULL; if(!dwwait) return FALSE; if((tmp = gtk_file_selection_get_filename(GTK_FILE_SELECTION(dwwait->data)))) tmpdup = strdup(tmp); gtk_widget_destroy(GTK_WIDGET(dwwait->data)); _dw_file_active = 0; dw_dialog_dismiss(dwwait, (void *)tmpdup); return FALSE; } /* Internal function to handle the file Cancel press */ static gint _gtk_file_cancel(GtkWidget *widget, DWDialog *dwwait) { if(!dwwait) return FALSE; gtk_widget_destroy(GTK_WIDGET(dwwait->data)); _dw_file_active = 0; dw_dialog_dismiss(dwwait, NULL); return FALSE; } /* The next few functions are support functions for the UNIX folder browser */ static void _populate_directory(HWND tree, HTREEITEM parent, char *path) { struct dirent *dent; HTREEITEM item; DIR *hdir; if((hdir = opendir(path))) { while((dent = readdir(hdir))) { if(strcmp(dent->d_name, ".") && strcmp(dent->d_name, "..")) { int len = strlen(path); char *folder = malloc(len + strlen(dent->d_name) + 2); struct stat bleah; HTREEITEM tempitem; strcpy(folder, path); strcpy(&folder[len], dent->d_name); stat(folder, &bleah); if(S_IFDIR & bleah.st_mode) { item = dw_tree_insert(tree, dent->d_name, 0, parent, (void *)parent); tempitem = dw_tree_insert(tree, "", 0, item, 0); dw_tree_item_set_data(tree, item, (void *)tempitem); } free(folder); } } closedir(hdir); } } static int DWSIGNAL _dw_folder_ok_func(HWND window, void *data) { DWDialog *dwwait = (DWDialog *)data; void *treedata; if(!dwwait) return FALSE; treedata = dw_window_get_data((HWND)dwwait->data, "_dw_tree_selected"); dw_window_destroy((HWND)dwwait->data); dw_dialog_dismiss(dwwait, treedata); return FALSE; } static int DWSIGNAL _dw_folder_cancel_func(HWND window, void *data) { DWDialog *dwwait = (DWDialog *)data; if(!dwwait) return FALSE; dw_window_destroy((HWND)dwwait->data); dw_dialog_dismiss(dwwait, NULL); return FALSE; } static char *_tree_folder(HWND tree, HTREEITEM item) { char *folder=strdup(""); HTREEITEM parent = item; while(parent) { char *temp, *text = dw_tree_get_title(tree, parent); if(text) { temp = malloc(strlen(text) + strlen(folder) + 3); strcpy(temp, text); if(strcmp(text, "/")) strcat(temp, "/"); strcat(temp, folder); free(folder); folder = temp; } parent = dw_tree_get_parent(tree, parent); } return folder; } static int DWSIGNAL _item_select(HWND window, HTREEITEM item, char *text, void *data, void *itemdata) { DWDialog *dwwait = (DWDialog *)data; char *treedata = (char *)dw_window_get_data((HWND)dwwait->data, "_dw_tree_selected"); text = text; itemdata = itemdata; if(treedata) free(treedata); treedata = _tree_folder(window, item); dw_window_set_data((HWND)dwwait->data, "_dw_tree_selected", (void *)treedata); return FALSE; } static int DWSIGNAL _tree_expand(HWND window, HTREEITEM item, void *data) { DWDialog *dwwait = (DWDialog *)data; HWND tree = (HWND)dw_window_get_data((HWND)dwwait->data, "_dw_tree"); HTREEITEM tempitem = (HTREEITEM)dw_tree_item_get_data(tree, item); if(tempitem) { char *folder = _tree_folder(tree, item); dw_tree_item_set_data(tree, item, 0); if(*folder) _populate_directory(tree, item, folder); #if GTK_MAJOR_VERSION > 1 /* FIXME: GTK 1.x tree control goes crazy when * I delete the temporary item. The subtree * it sits on ceases to be valid and attempts * to delete or recreate it fail horribly. */ dw_tree_item_delete(tree, tempitem); #endif free(folder); } return FALSE; } #endif /* * Opens a file dialog and queries user selection. * Parameters: * title: Title bar text for dialog. * defpath: The default path of the open dialog. * ext: Default file extention. * flags: DW_FILE_OPEN or DW_FILE_SAVE or DW_DIRECTORY_OPEN * Returns: * NULL on error. A malloced buffer containing * the file path on success. * */ char *dw_file_browse(char *title, char *defpath, char *ext, int flags) { GtkWidget *filew; #if GTK_MAJOR_VERSION > 1 GtkFileChooserAction action; GtkFileFilter *filter1 = NULL; GtkFileFilter *filter2 = NULL; gchar *button; char *filename = NULL; char buf[1000]; char mypath[PATH_MAX+1]; switch (flags ) { case DW_DIRECTORY_OPEN: action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER; button = GTK_STOCK_OPEN; break; case DW_FILE_OPEN: action = GTK_FILE_CHOOSER_ACTION_OPEN; button = GTK_STOCK_OPEN; break; case DW_FILE_SAVE: action = GTK_FILE_CHOOSER_ACTION_SAVE; button = GTK_STOCK_SAVE; break; default: dw_messagebox( "Coding error", DW_MB_OK|DW_MB_ERROR, "dw_file_browse() flags argument invalid."); return NULL; break; } filew = gtk_file_chooser_dialog_new ( title, NULL, action, GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, button, GTK_RESPONSE_ACCEPT, NULL); if ( flags == DW_FILE_SAVE ) gtk_file_chooser_set_do_overwrite_confirmation( GTK_FILE_CHOOSER( filew ), TRUE ); if ( ext ) { filter1 = gtk_file_filter_new(); sprintf( buf, "*.%s", ext ); gtk_file_filter_add_pattern( filter1, (gchar *)buf ); sprintf( buf, "\"%s\" files", ext ); gtk_file_filter_set_name( filter1, (gchar *)buf ); filter2 = gtk_file_filter_new(); gtk_file_filter_add_pattern( filter2, (gchar *)"*" ); gtk_file_filter_set_name( filter2, (gchar *)"All Files" ); gtk_file_chooser_add_filter( GTK_FILE_CHOOSER( filew ), filter1 ); gtk_file_chooser_add_filter( GTK_FILE_CHOOSER( filew ), filter2 ); } if ( defpath ) { struct stat buf; if ( g_path_is_absolute( defpath ) || !realpath(defpath, mypath)) { strcpy( mypath, defpath ); } /* See if the path exists */ if(stat(mypath, &buf) == 0) { /* If the path is a directory... set the current folder */ if(buf.st_mode & S_IFDIR) gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER( filew ), mypath ); else if(flags == DW_FILE_SAVE) /* Otherwise set the filename */ gtk_file_chooser_set_filename( GTK_FILE_CHOOSER( filew ), mypath ); else if(flags == DW_FILE_OPEN) gtk_file_chooser_select_filename( GTK_FILE_CHOOSER( filew), mypath ); } else if(flags == DW_FILE_SAVE) { if(strchr(mypath, '/')) { unsigned long x = strlen(mypath) - 1; /* Trim off the filename */ while(x > 0 && mypath[x] != '/') { x--; } if(mypath[x] == '/') { char *file = NULL; char temp[PATH_MAX+1]; /* Save the original path in temp */ strcpy(temp, mypath); mypath[x] = 0; /* Check to make sure the trimmed piece is a directory */ if(realpath(mypath, temp) && stat(temp, &buf) == 0) { if(buf.st_mode & S_IFDIR) { /* We now have it split */ file = &mypath[x+1]; } } /* Select folder... */ gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(filew), temp ); /* ... and file separately */ if(file) gtk_file_chooser_set_current_name( GTK_FILE_CHOOSER(filew), file ); } } } } if ( gtk_dialog_run( GTK_DIALOG( filew ) ) == GTK_RESPONSE_ACCEPT ) { filename = gtk_file_chooser_get_filename( GTK_FILE_CHOOSER( filew ) ); } gtk_widget_destroy( filew ); return filename; #else int _locked_by_me = FALSE; DWDialog *dwwait; if(flags == DW_DIRECTORY_OPEN) { HWND window, hbox, vbox, tree, button; HTREEITEM item, tempitem; window = dw_window_new( HWND_DESKTOP, title, DW_FCF_SHELLPOSITION | DW_FCF_TITLEBAR | DW_FCF_SIZEBORDER | DW_FCF_MINMAX); vbox = dw_box_new(DW_VERT, 5); dw_box_pack_start(window, vbox, 0, 0, TRUE, TRUE, 0); tree = dw_tree_new(60); dw_box_pack_start(vbox, tree, 1, 1, TRUE, TRUE, 0); dw_window_set_data(window, "_dw_tree", (void *)tree); hbox = dw_box_new(DW_HORZ, 0); dw_box_pack_start(vbox, hbox, 0, 0, TRUE, FALSE, 0); dwwait = dw_dialog_new((void *)window); dw_signal_connect(tree, DW_SIGNAL_ITEM_SELECT, DW_SIGNAL_FUNC(_item_select), (void *)dwwait); dw_signal_connect(tree, DW_SIGNAL_TREE_EXPAND, DW_SIGNAL_FUNC(_tree_expand), (void *)dwwait); button = dw_button_new("Ok", 1001L); dw_box_pack_start(hbox, button, 50, 30, TRUE, FALSE, 3); dw_signal_connect(button, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_folder_ok_func), (void *)dwwait); button = dw_button_new("Cancel", 1002L); dw_box_pack_start(hbox, button, 50, 30, TRUE, FALSE, 3); dw_signal_connect(button, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_folder_cancel_func), (void *)dwwait); item = dw_tree_insert(tree, "/", 0, NULL, 0); tempitem = dw_tree_insert(tree, "", 0, item, 0); dw_tree_item_set_data(tree, item, (void *)tempitem); dw_window_set_size(window, 225, 300); dw_window_show(window); } else { DW_MUTEX_LOCK; /* The DW mutex should be sufficient for * insuring no thread changes this unknowingly. */ if(_dw_file_active) { DW_MUTEX_UNLOCK; return NULL; } _dw_file_active = 1; filew = gtk_file_selection_new(title); dwwait = dw_dialog_new((void *)filew); gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(filew)->ok_button), "clicked", (GtkSignalFunc) _gtk_file_ok, dwwait); gtk_signal_connect(GTK_OBJECT(GTK_FILE_SELECTION(filew)->cancel_button), "clicked", (GtkSignalFunc) _gtk_file_cancel, dwwait); if(defpath) gtk_file_selection_set_filename(GTK_FILE_SELECTION(filew), defpath); gtk_widget_show(filew); DW_MUTEX_UNLOCK; } return (char *)dw_dialog_wait(dwwait); #endif } /* * Execute and external program in a seperate session. * Parameters: * program: Program name with optional path. * type: Either DW_EXEC_CON or DW_EXEC_GUI. * params: An array of pointers to string arguements. * Returns: * -1 on error. */ int dw_exec(char *program, int type, char **params) { int ret = -1; if((ret = fork()) == 0) { int i; for (i = 3; i < 256; i++) close(i); setsid(); if(type == DW_EXEC_GUI) { execvp(program, params); } else if(type == DW_EXEC_CON) { char **tmpargs; if(!params) { tmpargs = malloc(sizeof(char *)); tmpargs[0] = NULL; } else { int z = 0; while(params[z]) { z++; } tmpargs = malloc(sizeof(char *)*(z+3)); z=0; tmpargs[0] = "xterm"; tmpargs[1] = "-e"; while(params[z]) { tmpargs[z+2] = params[z]; z++; } tmpargs[z+2] = NULL; } execvp("xterm", tmpargs); free(tmpargs); } /* If we got here exec failed */ _exit(-1); } return ret; } /* * Loads a web browser pointed at the given URL. * Parameters: * url: Uniform resource locator. */ int dw_browse(char *url) { #if GTK_CHECK_VERSION(2,14,0) /* If possible load the URL/URI using gvfs... */ if(gtk_show_uri(gdk_screen_get_default(), url, GDK_CURRENT_TIME, NULL)) { return DW_ERROR_NONE; } else #endif { /* Otherwise just fall back to executing firefox... * or the browser defined by the DW_BROWSER variable. */ char *execargs[3], *browser = "firefox", *tmp; tmp = getenv( "DW_BROWSER" ); if(tmp) browser = tmp; execargs[0] = browser; execargs[1] = url; execargs[2] = NULL; return dw_exec(browser, DW_EXEC_GUI, execargs); } } /* * Causes the embedded HTML widget to take action. * Parameters: * handle: Handle to the window. * action: One of the DW_HTML_* constants. */ void dw_html_action(HWND handle, int action) { #ifdef USE_GTKMOZEMBED int _locked_by_me = FALSE; if(!_gtk_moz_embed_new) return; DW_MUTEX_LOCK; switch(action) { case DW_HTML_GOBACK: _gtk_moz_embed_go_back(GTK_MOZ_EMBED(handle)); break; case DW_HTML_GOFORWARD: _gtk_moz_embed_go_forward(GTK_MOZ_EMBED(handle)); break; case DW_HTML_GOHOME: _gtk_moz_embed_load_url(GTK_MOZ_EMBED(handle), "http://dwindows.netlabs.org"); break; case DW_HTML_RELOAD: _gtk_moz_embed_reload(GTK_MOZ_EMBED(handle), 0); break; case DW_HTML_STOP: _gtk_moz_embed_stop_load(GTK_MOZ_EMBED(handle)); break; } DW_MUTEX_UNLOCK; #elif defined(USE_WEBKIT) int _locked_by_me = FALSE; WebKitWebView *web_view; WebKitWebFrame *frame; if (!_webkit_web_view_open) return; DW_MUTEX_LOCK; web_view = (WebKitWebView *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_web_view"); if ( web_view ) { switch( action ) { case DW_HTML_GOBACK: _webkit_web_view_go_back( web_view ); break; case DW_HTML_GOFORWARD: _webkit_web_view_go_forward( web_view ); break; case DW_HTML_GOHOME: _webkit_web_view_open( web_view, "http://dwindows.netlabs.org" ); break; case DW_HTML_RELOAD: _webkit_web_view_reload( web_view ); break; case DW_HTML_STOP: _webkit_web_view_stop_loading( web_view ); break; # ifdef WEBKIT_CHECK_VERSION # if WEBKIT_CHECK_VERSION(1,1,5) case DW_HTML_PRINT: frame = _webkit_web_view_get_focused_frame( web_view ); _webkit_web_frame_print( frame ); break; # endif # endif } } DW_MUTEX_UNLOCK; #endif } #ifdef USE_LIBGTKHTML2 void _dw_html_render_data( HWND handle, char *string, int i ) { HtmlDocument *document; html_view_set_document (HTML_VIEW(handle), NULL); document = (HtmlDocument *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_html_document" ); /* html_document_clear (document);*/ if ( document ) { html_view_set_document (HTML_VIEW(handle), document); if ( html_document_open_stream( document, "text/html" ) ) { html_document_write_stream( document, string, i ); } html_document_close_stream (document); } } #endif /* * Render raw HTML code in the embedded HTML widget.. * Parameters: * handle: Handle to the window. * string: String buffer containt HTML code to * be rendered. * Returns: * 0 on success. */ int dw_html_raw(HWND handle, char *string) { #ifdef USE_GTKMOZEMBED int _locked_by_me = FALSE; if (!_gtk_moz_embed_new) return -1; DW_MUTEX_LOCK; _gtk_moz_embed_render_data(GTK_MOZ_EMBED(handle), string, strlen(string), "file:///", "text/html"); gtk_widget_show(GTK_WIDGET(handle)); DW_MUTEX_UNLOCK; return 0; #elif defined(USE_LIBGTKHTML2) int _locked_by_me = FALSE; if ( !_html_document_new ) return -1; DW_MUTEX_LOCK; _dw_html_render_data( handle, string, strlen(string) ); gtk_widget_show( GTK_WIDGET(handle) ); DW_MUTEX_UNLOCK; return 0; #elif defined(USE_WEBKIT) int _locked_by_me = FALSE; WebKitWebView *web_view; if (!_webkit_web_view_open) return -1; DW_MUTEX_LOCK; web_view = (WebKitWebView *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_web_view"); if ( web_view ) { _webkit_web_view_load_html_string( web_view, string, "file:///"); gtk_widget_show( GTK_WIDGET(handle) ); } DW_MUTEX_UNLOCK; return 0; #endif return -1; } /* * Render file or web page in the embedded HTML widget.. * Parameters: * handle: Handle to the window. * url: Universal Resource Locator of the web or * file object to be rendered. * Returns: * 0 on success. */ int dw_html_url(HWND handle, char *url) { #ifdef USE_GTKMOZEMBED int _locked_by_me = FALSE; if (!_gtk_moz_embed_new) return -1; DW_MUTEX_LOCK; _gtk_moz_embed_load_url( GTK_MOZ_EMBED(handle), url ); gtk_widget_show(GTK_WIDGET(handle)); DW_MUTEX_UNLOCK; return 0; #elif defined( USE_WEBKIT ) int _locked_by_me = FALSE; WebKitWebView *web_view; if (!_webkit_web_view_open) return -1; DW_MUTEX_LOCK; web_view = (WebKitWebView *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_web_view"); if ( web_view ) { _webkit_web_view_open( web_view, url ); gtk_widget_show(GTK_WIDGET(handle)); } DW_MUTEX_UNLOCK; return 0; #endif return -1; } #ifdef USE_GTKMOZEMBED /* * Callback for a HTML widget when the "Forward" menu item is selected */ static int _dw_html_forward_callback(HWND window, void *data) { HWND handle=(HWND)data; dw_html_action( handle, DW_HTML_GOFORWARD ); return TRUE; } /* * Callback for a HTML widget when the "Back" menu item is selected */ static int _dw_html_backward_callback(HWND window, void *data) { HWND handle=(HWND)data; dw_html_action( handle, DW_HTML_GOBACK ); return TRUE; } /* * Callback for a HTML widget when the "Reload" menu item is selected */ static int _dw_html_reload_callback(HWND window, void *data) { HWND handle=(HWND)data; dw_html_action( handle, DW_HTML_RELOAD ); return TRUE; } /* * Callback for a HTML widget when a page has completed loading * Once the page has finished loading, show the widget. */ void _dw_html_net_stop_cb( GtkMozEmbed *embed, gpointer data ) { gtk_widget_show(GTK_WIDGET(data)); } /* * Callback for a HTML widget when a mouse button is clicked inside the widget * If the right mouse button is clicked, popup a context menu */ static gint _dw_dom_mouse_click_cb (GtkMozEmbed *dummy, gpointer dom_event, gpointer embed) { gint button,rc; glong x,y; int flags; button = mozilla_get_mouse_event_button( dom_event ); if ( button == 2 ) { HWND menuitem; HMENUI popup; /* * Right mouse button; display context menu */ rc = mozilla_get_mouse_location( dom_event, &x, &y); popup = dw_menu_new( 0 ); if ( _gtk_moz_embed_can_go_forward(GTK_MOZ_EMBED(embed) ) ) flags = DW_MIS_ENABLED; else flags = DW_MIS_DISABLED; menuitem = dw_menu_append_item( popup, "Forward", 1, flags, TRUE, FALSE, 0 ); dw_signal_connect( menuitem, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_html_forward_callback), embed ); if ( _gtk_moz_embed_can_go_back(GTK_MOZ_EMBED(embed) ) ) flags = DW_MIS_ENABLED; else flags = DW_MIS_DISABLED; menuitem = dw_menu_append_item( popup, "Back", 2, flags, TRUE, FALSE, 0 ); dw_signal_connect( menuitem, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_html_backward_callback), embed ); dw_menu_append_item( popup, DW_MENU_SEPARATOR, 99, 0, TRUE, FALSE, 0 ); menuitem = dw_menu_append_item( popup, "Reload", 3, 0, TRUE, FALSE, 0 ); dw_signal_connect( menuitem, DW_SIGNAL_CLICKED, DW_SIGNAL_FUNC(_dw_html_reload_callback), embed ); dw_menu_popup( &popup, embed, x, y ); rc = TRUE; } else { rc = FALSE; } return rc; } #endif #ifdef USE_LIBGTKHTML2 static gboolean dom_mouse_down( HtmlDocument *doc, DomMouseEvent *event, gpointer data ) { fprintf(stderr,"mouse down\n"); return TRUE; } static gboolean dom_mouse_up( HtmlDocument *doc, DomMouseEvent *event, gpointer data ) { fprintf(stderr,"mouse up\n"); return TRUE; } static gboolean dom_mouse_click( HtmlDocument *doc, DomMouseEvent *event, gpointer data ) { fprintf(stderr,"mouse click\n"); return TRUE; } static gboolean url_requested (HtmlDocument *doc, const gchar *url, HtmlStream *stream) { fprintf(stderr,"URL IS REQUESTED: %s\n",url); return TRUE; } static void link_clicked (HtmlDocument *doc, const gchar *url) { fprintf(stderr,"link clicked: %s!\n", url); } #endif #ifdef USE_WEBKIT # ifdef WEBKIT_CHECK_VERSION # if WEBKIT_CHECK_VERSION(1,1,5) static void _dw_html_print_cb( GtkWidget *widget, gpointer *data ) { WebKitWebView *web_view = DW_WEBKIT_WEB_VIEW(data); WebKitWebFrame *frame; frame = _webkit_web_view_get_focused_frame( web_view ); _webkit_web_frame_print( frame ); } /* * Fired when the user right-clicks to get the popup-menu on the HTML widget * We add a "Print" menu item to enable printing * user_data is not used */ static void _dw_html_populate_popup_cb( WebKitWebView *web_view, GtkMenu *menu, gpointer user_data ) { GtkWidget *image = gtk_image_new_from_stock( GTK_STOCK_PRINT, GTK_ICON_SIZE_MENU ); GtkWidget *item = gtk_image_menu_item_new_with_label( "Print" ); gtk_image_menu_item_set_image( GTK_IMAGE_MENU_ITEM(item), image ); gtk_menu_append( GTK_MENU(menu), item); g_signal_connect( item, "activate", G_CALLBACK(_dw_html_print_cb), web_view ); gtk_widget_show(item); } # endif # endif #endif /* * Create a new Entryfield window (widget) to be packed. * Parameters: * text: The default text to be in the entryfield widget. * id: An ID to be used with dw_window_from_id() or 0L. */ HWND dw_html_new(unsigned long id) { GtkWidget *widget = NULL; int _locked_by_me = FALSE; DW_MUTEX_LOCK; #ifdef USE_GTKMOZEMBED if (!_gtk_moz_embed_new) { dw_debug( "HTML widget not available; you do not have access to gtkmozembed.\n" ); } else { widget = _gtk_moz_embed_new(); /* * Connect some signals */ gtk_signal_connect( GTK_OBJECT(widget), "net-stop", GTK_SIGNAL_FUNC(_dw_html_net_stop_cb), widget ); gtk_signal_connect( GTK_OBJECT(widget), "dom_mouse_click", GTK_SIGNAL_FUNC(_dw_dom_mouse_click_cb), widget ); gtk_widget_show(widget); } #elif defined(USE_LIBGTKHTML2) if ( !_html_document_new ) { dw_debug( "HTML widget not available; you do not have access to libgtkhtml-2.\n" ); } else { HtmlDocument *document; document = html_document_new (); g_signal_connect (G_OBJECT (document), "dom_mouse_down", G_CALLBACK (dom_mouse_down), NULL); g_signal_connect (G_OBJECT (document), "dom_mouse_up", G_CALLBACK (dom_mouse_up), NULL); g_signal_connect (G_OBJECT (document), "dom_mouse_click", G_CALLBACK (dom_mouse_click), NULL); g_signal_connect (G_OBJECT (document), "request_url", G_CALLBACK (url_requested), NULL); g_signal_connect (G_OBJECT (document), "link_clicked", G_CALLBACK (link_clicked), NULL); widget = _html_view_new(); gtk_object_set_data(GTK_OBJECT(widget), "_dw_html_document", (gpointer)document); gtk_widget_show(widget); } #elif defined(USE_WEBKIT) if (!_webkit_web_view_open) { dw_debug( "HTML widget not available; you do not have access to webkit.\n" ); } else { WebKitWebView *web_view; widget = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy( GTK_SCROLLED_WINDOW (widget), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC ); web_view = (WebKitWebView *)_webkit_web_view_new(); gtk_container_add( GTK_CONTAINER (widget), GTK_WIDGET(web_view) ); gtk_widget_show( GTK_WIDGET(web_view) ); gtk_object_set_data( GTK_OBJECT(widget), "_dw_web_view", (gpointer)web_view ); # ifdef WEBKIT_CHECK_VERSION # if WEBKIT_CHECK_VERSION(1,1,5) g_signal_connect( web_view, "populate-popup", G_CALLBACK(_dw_html_populate_popup_cb), NULL ); # endif # endif gtk_widget_show(widget); } #else dw_debug( "HTML widget not available; you do not have access to gtkmozembed, webkit nor libgtkhtml-2.\n" ); #endif DW_MUTEX_UNLOCK; return widget; } /* * Gets the contents of the default clipboard as text. * Parameters: * None. * Returns: * Pointer to an allocated string of text or NULL if clipboard empty or contents could not * be converted to text. */ char *dw_clipboard_get_text() { int _locked_by_me = FALSE; GtkClipboard *clipboard_object; char *ret = NULL; DW_MUTEX_LOCK; if((clipboard_object = gtk_clipboard_get( GDK_SELECTION_CLIPBOARD ))) { gchar *clipboard_contents; if((clipboard_contents = gtk_clipboard_wait_for_text( clipboard_object ))) { ret = strdup((char *)clipboard_contents); g_free(clipboard_contents); } } DW_MUTEX_UNLOCK; return ret; } /* * Sets the contents of the default clipboard to the supplied text. * Parameters: * Text. */ void dw_clipboard_set_text( char *str, int len ) { int _locked_by_me = FALSE; GtkClipboard *clipboard_object; DW_MUTEX_LOCK; if((clipboard_object = gtk_clipboard_get( GDK_SELECTION_CLIPBOARD ))) { gtk_clipboard_set_text( clipboard_object, str, len ); } DW_MUTEX_UNLOCK; } #if GTK_CHECK_VERSION(2,10,0) /* Internal function to create the drawable pixmap and call the function */ static void _dw_draw_page(GtkPrintOperation *operation, GtkPrintContext *context, int page_nr) { cairo_t *cr = gtk_print_context_get_cairo_context(context); void *drawdata = g_object_get_data(G_OBJECT(operation), "_dw_drawdata"); int (*drawfunc)(HPRINT, HPIXMAP, int, void *) = g_object_get_data(G_OBJECT(operation), "_dw_drawfunc"); int result = 0; HPIXMAP pixmap; if(cr && drawfunc && (pixmap = calloc(1,sizeof(struct _hpixmap)))) { pixmap->image = cairo_get_group_target(cr); pixmap->handle = (HWND)operation; pixmap->width = gtk_print_context_get_width(context); pixmap->height = gtk_print_context_get_height(context); result = drawfunc((HPRINT)operation, pixmap, page_nr, drawdata); if(result) gtk_print_operation_draw_page_finish(operation); free(pixmap); } } #endif /* * Creates a new print object. * Parameters: * jobname: Name of the print job to show in the queue. * flags: Flags to initially configure the print object. * pages: Number of pages to print. * drawfunc: The pointer to the function to be used as the callback. * drawdata: User data to be passed to the handler function. * Returns: * A handle to the print object or NULL on failure. */ HPRINT API dw_print_new(char *jobname, unsigned long flags, unsigned int pages, void *drawfunc, void *drawdata) { #if GTK_CHECK_VERSION(2,10,0) GtkPrintOperation *op; int _locked_by_me = FALSE; if(!drawfunc) return NULL; DW_MUTEX_LOCK; if((op = gtk_print_operation_new())) { gtk_print_operation_set_n_pages(op, pages); gtk_print_operation_set_job_name(op, jobname ? jobname : "Dynamic Windows Print Job"); g_object_set_data(G_OBJECT(op), "_dw_drawfunc", drawfunc); g_object_set_data(G_OBJECT(op), "_dw_drawdata", drawdata); g_signal_connect(op, "draw_page", G_CALLBACK(_dw_draw_page), NULL); } DW_MUTEX_UNLOCK; return (HPRINT)op; #else return NULL; #endif } /* * Runs the print job, causing the draw page callbacks to fire. * Parameters: * print: Handle to the print object returned by dw_print_new(). * flags: Flags to run the print job. * Returns: * DW_ERROR_UNKNOWN on error or DW_ERROR_NONE on success. */ int API dw_print_run(HPRINT print, unsigned long flags) { #if GTK_CHECK_VERSION(2,10,0) GtkPrintOperationResult res; GtkPrintOperation *op = (GtkPrintOperation *)print; int _locked_by_me = FALSE; DW_MUTEX_LOCK; res = gtk_print_operation_run(op, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, NULL, NULL); DW_MUTEX_UNLOCK; return (res == GTK_PRINT_OPERATION_RESULT_ERROR ? DW_ERROR_UNKNOWN : DW_ERROR_NONE); #else return DW_ERROR_UNKNOWN; #endif } /* * Cancels the print job, typically called from a draw page callback. * Parameters: * print: Handle to the print object returned by dw_print_new(). */ void API dw_print_cancel(HPRINT print) { #if GTK_CHECK_VERSION(2,10,0) int _locked_by_me = FALSE; GtkPrintOperation *op = (GtkPrintOperation *)print; DW_MUTEX_LOCK; gtk_print_operation_cancel(op); DW_MUTEX_UNLOCK; #endif } /* * Returns a pointer to a static buffer which containes the * current user directory. Or the root directory (C:\ on * OS/2 and Windows). */ char *dw_user_dir(void) { static char _user_dir[1024] = ""; if(!_user_dir[0]) { char *home = getenv("HOME"); if(home) strcpy(_user_dir, home); else strcpy(_user_dir, "/"); } return _user_dir; } /* * Returns a pointer to a static buffer which containes the * private application data directory. */ char * API dw_app_dir(void) { return _dw_share_path; } /* * Call a function from the window (widget)'s context. * Parameters: * handle: Window handle of the widget. * function: Function pointer to be called. * data: Pointer to the data to be passed to the function. */ void dw_window_function(HWND handle, void *function, void *data) { void (* windowfunc)(void *); windowfunc = function; if(windowfunc) windowfunc(data); } /* * Add a named user data item to a window handle. * Parameters: * window: Window handle of signal to be called back. * dataname: A string pointer identifying which signal to be hooked. * data: User data to be passed to the handler function. */ void dw_window_set_data(HWND window, char *dataname, void *data) { int _locked_by_me = FALSE; if(!window) return; DW_MUTEX_LOCK; if(GTK_IS_OBJECT(window)) { if(GTK_IS_SCROLLED_WINDOW(window)) { HWND thiswindow = (HWND)gtk_object_get_user_data(GTK_OBJECT(window)); if(thiswindow && GTK_IS_OBJECT(thiswindow)) gtk_object_set_data(GTK_OBJECT(thiswindow), dataname, (gpointer)data); } if(GTK_IS_COMBO(window)) gtk_object_set_data(GTK_OBJECT(GTK_COMBO(window)->entry), dataname, (gpointer)data); gtk_object_set_data(GTK_OBJECT(window), dataname, (gpointer)data); } DW_MUTEX_UNLOCK; } /* * Gets a named user data item to a window handle. * Parameters: * window: Window handle of signal to be called back. * dataname: A string pointer identifying which signal to be hooked. * data: User data to be passed to the handler function. */ void *dw_window_get_data(HWND window, char *dataname) { int _locked_by_me = FALSE; void *ret = NULL; if(!window) return NULL; DW_MUTEX_LOCK; if(GTK_IS_OBJECT(window)) ret = (void *)gtk_object_get_data(GTK_OBJECT(window), dataname); DW_MUTEX_UNLOCK; return ret; } /* * Add a callback to a timer event. * Parameters: * interval: Milliseconds to delay between calls. * sigfunc: The pointer to the function to be used as the callback. * data: User data to be passed to the handler function. * Returns: * Timer ID for use with dw_timer_disconnect(), 0 on error. */ int API dw_timer_connect(int interval, void *sigfunc, void *data) { int tag, _locked_by_me = FALSE; DW_MUTEX_LOCK; tag = gtk_timeout_add(interval, (GtkFunction)sigfunc, data); DW_MUTEX_UNLOCK; return tag; } /* * Removes timer callback. * Parameters: * id: Timer ID returned by dw_timer_connect(). */ void API dw_timer_disconnect(int id) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; gtk_timeout_remove(id); DW_MUTEX_UNLOCK; } /* Get the actual signal window handle not the user window handle * Should mimic the code in dw_signal_connect() below. */ static HWND _find_signal_window(HWND window, char *signame) { HWND thiswindow = window; if(GTK_IS_SCROLLED_WINDOW(thiswindow)) thiswindow = (HWND)gtk_object_get_user_data(GTK_OBJECT(window)); else if(GTK_IS_COMBO(thiswindow) && signame && strcmp(signame, DW_SIGNAL_LIST_SELECT) == 0) thiswindow = GTK_COMBO(thiswindow)->list; else if(GTK_IS_COMBO(thiswindow) && signame && strcmp(signame, DW_SIGNAL_SET_FOCUS) == 0) thiswindow = GTK_COMBO(thiswindow)->entry; else if(GTK_IS_VSCALE(thiswindow) || GTK_IS_HSCALE(thiswindow) || GTK_IS_VSCROLLBAR(thiswindow) || GTK_IS_HSCROLLBAR(thiswindow) || GTK_IS_SPIN_BUTTON(thiswindow)) thiswindow = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(thiswindow), "_dw_adjustment"); #if GTK_MAJOR_VERSION > 1 else if(GTK_IS_TREE_VIEW(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_SELECT) == 0) thiswindow = (GtkWidget *)gtk_tree_view_get_selection(GTK_TREE_VIEW(thiswindow)); #endif return thiswindow; } /* * Add a callback to a window event. * Parameters: * window: Window handle of signal to be called back. * signame: A string pointer identifying which signal to be hooked. * sigfunc: The pointer to the function to be used as the callback. * data: User data to be passed to the handler function. */ void dw_signal_connect(HWND window, char *signame, void *sigfunc, void *data) { void *thisfunc = _findsigfunc(signame); char *thisname = signame; HWND thiswindow = window; int sigid, _locked_by_me = FALSE; gint cid; DW_MUTEX_LOCK; /* * If the window we are setting the signal on is a scrolled window we need to get * the "real" widget type. thiswindow is the "real" widget type */ if (GTK_IS_SCROLLED_WINDOW(thiswindow)) { thiswindow = (HWND)gtk_object_get_user_data(GTK_OBJECT(window)); } if (GTK_IS_MENU_ITEM(thiswindow) && strcmp(signame, DW_SIGNAL_CLICKED) == 0) { thisname = "activate"; thisfunc = _findsigfunc(thisname); } else if (GTK_IS_CLIST(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_CONTEXT) == 0) { thisname = "button_press_event"; thisfunc = _findsigfunc(DW_SIGNAL_ITEM_CONTEXT); } #if GTK_MAJOR_VERSION > 1 else if (GTK_IS_TREE_VIEW(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_CONTEXT) == 0) { thisfunc = _findsigfunc("tree-context"); sigid = _set_signal_handler(thiswindow, window, sigfunc, data, thisfunc); cid = gtk_signal_connect(GTK_OBJECT(thiswindow), "button_press_event", GTK_SIGNAL_FUNC(thisfunc), GINT_TO_POINTER(sigid)); _set_signal_handler_id(thiswindow, sigid, cid); #if 0 sigid = _set_signal_handler(window, window, sigfunc, data, thisfunc); cid = gtk_signal_connect(GTK_OBJECT(window), "button_press_event", GTK_SIGNAL_FUNC(thisfunc), (gpointer)sigid); _set_signal_handler_id(window, sigid, cid); #endif DW_MUTEX_UNLOCK; return; } else if (GTK_IS_TREE_VIEW(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_SELECT) == 0) { GtkWidget *treeview = thiswindow; thiswindow = (GtkWidget *)gtk_tree_view_get_selection(GTK_TREE_VIEW(thiswindow)); thisname = "changed"; sigid = _set_signal_handler(treeview, window, sigfunc, data, thisfunc); cid = g_signal_connect(G_OBJECT(thiswindow), thisname, (GCallback)thisfunc, GINT_TO_POINTER(sigid)); _set_signal_handler_id(treeview, sigid, cid); DW_MUTEX_UNLOCK; return; } else if (GTK_IS_TREE_VIEW(thiswindow) && strcmp(signame, DW_SIGNAL_TREE_EXPAND) == 0) { thisname = "row-expanded"; } #else else if (GTK_IS_TREE(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_CONTEXT) == 0) { thisfunc = _findsigfunc("tree-context"); sigid = _set_signal_handler(thiswindow, window, sigfunc, data, thisfunc); gtk_object_set_data(GTK_OBJECT(thiswindow), "_dw_container_context_func", (gpointer)thisfunc); gtk_object_set_data(GTK_OBJECT(thiswindow), "_dw_container_context_data", GINT_TO_POINTER(sigid)); cid = gtk_signal_connect(GTK_OBJECT(thiswindow), "button_press_event", GTK_SIGNAL_FUNC(thisfunc), GINT_TO_POINTER(sigid)); _set_signal_handler_id(thiswindow, sigid, cid); sigid = _set_signal_handler(window, window, sigfunc, data, thisfunc); cid = gtk_signal_connect(GTK_OBJECT(window), "button_press_event", GTK_SIGNAL_FUNC(thisfunc), GINT_TO_POINTER(sigid)); _set_signal_handler_id(window, sigid, cid); DW_MUTEX_UNLOCK; return; } else if (GTK_IS_TREE(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_SELECT) == 0) { if(thisfunc) { sigid = _set_signal_handler(thiswindow, window, sigfunc, data, thisfunc); gtk_object_set_data(GTK_OBJECT(thiswindow), "_dw_select_child_func", (gpointer)thisfunc); gtk_object_set_data(GTK_OBJECT(thiswindow), "_dw_select_child_data", GINT_TO_POINTER(sigid)); } thisname = "select-child"; } else if (GTK_IS_TREE(thiswindow) && strcmp(signame, DW_SIGNAL_TREE_EXPAND) == 0) { if(thisfunc) { sigid = _set_signal_handler(thiswindow, window, sigfunc, data, thisfunc); gtk_object_set_data(GTK_OBJECT(thiswindow), "_dw_tree_item_expand_func", (gpointer)thisfunc); gtk_object_set_data(GTK_OBJECT(thiswindow), "_dw_tree_item_expand_data", GINT_TO_POINTER(sigid)); } DW_MUTEX_UNLOCK; return; } #endif else if (GTK_IS_CLIST(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_ENTER) == 0) { sigid = _set_signal_handler(thiswindow, window, sigfunc, data, _container_enter_event); cid = gtk_signal_connect(GTK_OBJECT(thiswindow), "key_press_event", GTK_SIGNAL_FUNC(_container_enter_event), GINT_TO_POINTER(sigid)); _set_signal_handler_id(thiswindow, sigid, cid); thisname = "button_press_event"; thisfunc = _findsigfunc(DW_SIGNAL_ITEM_ENTER); } else if (GTK_IS_CLIST(thiswindow) && strcmp(signame, DW_SIGNAL_ITEM_SELECT) == 0) { thisname = "select_row"; thisfunc = (void *)_container_select_row; } else if (GTK_IS_COMBO(thiswindow) && strcmp(signame, DW_SIGNAL_LIST_SELECT) == 0) { thisname = "select_child"; thiswindow = GTK_COMBO(thiswindow)->list; } else if (GTK_IS_LIST(thiswindow) && strcmp(signame, DW_SIGNAL_LIST_SELECT) == 0) { thisname = "select_child"; } else if (strcmp(signame, DW_SIGNAL_SET_FOCUS) == 0) { thisname = "focus-in-event"; if (GTK_IS_COMBO(thiswindow)) thiswindow = GTK_COMBO(thiswindow)->entry; } #if 0 else if (strcmp(signame, DW_SIGNAL_LOSE_FOCUS) == 0) { thisname = "focus-out-event"; if(GTK_IS_COMBO(thiswindow)) thiswindow = GTK_COMBO(thiswindow)->entry; } #endif else if (GTK_IS_VSCALE(thiswindow) || GTK_IS_HSCALE(thiswindow) || GTK_IS_VSCROLLBAR(thiswindow) || GTK_IS_HSCROLLBAR(thiswindow) || GTK_IS_SPIN_BUTTON(thiswindow) ) { thiswindow = (GtkWidget *)gtk_object_get_data(GTK_OBJECT(thiswindow), "_dw_adjustment"); } else if (GTK_IS_NOTEBOOK(thiswindow) && strcmp(signame, DW_SIGNAL_SWITCH_PAGE) == 0) { thisname = "switch-page"; } else if (GTK_IS_CLIST(thiswindow) && strcmp(signame, DW_SIGNAL_COLUMN_CLICK) == 0) { thisname = "click-column"; } if (!thisfunc || !thiswindow) { DW_MUTEX_UNLOCK; return; } sigid = _set_signal_handler(thiswindow, window, sigfunc, data, thisfunc); cid = gtk_signal_connect(GTK_OBJECT(thiswindow), thisname, GTK_SIGNAL_FUNC(thisfunc),GINT_TO_POINTER(sigid)); _set_signal_handler_id(thiswindow, sigid, cid); DW_MUTEX_UNLOCK; } /* * Removes callbacks for a given window with given name. * Parameters: * window: Window handle of callback to be removed. */ void dw_signal_disconnect_by_name(HWND window, char *signame) { HWND thiswindow; int z, count; void *thisfunc; int _locked_by_me = FALSE; DW_MUTEX_LOCK; thiswindow = _find_signal_window(window, signame); count = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(thiswindow), "_dw_sigcounter")); thisfunc = _findsigfunc(signame); for(z=0;z<count;z++) { SignalHandler sh = _get_signal_handler(thiswindow, GINT_TO_POINTER(z)); if(sh.intfunc == thisfunc) _remove_signal_handler(thiswindow, z); } DW_MUTEX_UNLOCK; } /* * Removes all callbacks for a given window. * Parameters: * window: Window handle of callback to be removed. */ void dw_signal_disconnect_by_window(HWND window) { HWND thiswindow; int z, count; int _locked_by_me = FALSE; DW_MUTEX_LOCK; thiswindow = _find_signal_window(window, NULL); count = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(thiswindow), "_dw_sigcounter")); for(z=0;z<count;z++) _remove_signal_handler(thiswindow, z); gtk_object_set_data(GTK_OBJECT(thiswindow), "_dw_sigcounter", NULL); DW_MUTEX_UNLOCK; } /* * Removes all callbacks for a given window with specified data. * Parameters: * window: Window handle of callback to be removed. * data: Pointer to the data to be compared against. */ void dw_signal_disconnect_by_data(HWND window, void *data) { HWND thiswindow; int z, count; int _locked_by_me = FALSE; DW_MUTEX_LOCK; thiswindow = _find_signal_window(window, NULL); count = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(thiswindow), "_dw_sigcounter")); for(z=0;z<count;z++) { SignalHandler sh = _get_signal_handler(thiswindow, GINT_TO_POINTER(z)); if(sh.data == data) _remove_signal_handler(thiswindow, z); } DW_MUTEX_UNLOCK; }