dwindows: gtk/dw.c comparison

comparison gtk/dw.c @ 2036:48b91f535f82

GTK: More const changes... a few more commits to finish.

author	bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date	Sun, 17 Nov 2019 05:16:04 +0000
parents	2dfce1ced00f
children	f7c462f27829

comparison

equal deleted inserted replaced

-:ea303d356419
+:48b91f535f82
 usleep(period * 1000);
 #endif
 }
 /* Finds the translation function for a given signal name */
-static void *_findsigfunc(char *signame)
+static void *_findsigfunc(const char *signame)
 {
 int z;
 for(z=0;z<SIGNALMAX;z++)
 {
 * 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, ...)
+void API dw_debug(const char *format, ...)
 {
 va_list args;
 char outbuf[1025] = {0};
 va_start(args, format);
 *           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, ...)
+int dw_messagebox(const char *title, int flags, const 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;
 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)
+static int _set_font(HWND handle, const char *fontname)
 {
 int retval = FALSE;
 #if GTK_MAJOR_VERSION < 2
 GtkStyle *style;
 GdkFont *font = NULL;
 * Parameters:
 *       currfont: current font
 * Returns:
 *       A malloced buffer with the selected font or NULL on error.
 */
-char * API dw_font_choose(char *currfont)
+char * API dw_font_choose(const char *currfont)
 {
 GtkFontSelectionDialog *fd;
 char *font = currfont ? strdup(currfont) : NULL;
 char *name = font ? strchr(font, '.') : NULL;
 int _locked_by_me = FALSE;
 /*
 * 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)
+void API dw_font_set_default(const char *fontname)
 {
 char *oldfont = _DWDefaultFont;
 _DWDefaultFont = strdup(fontname);
 * 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)
+int dw_window_set_font(HWND handle, const char *fontname)
 {
 #if GTK_MAJOR_VERSION > 1
 PangoFontDescription *pfont;
 #else
 GdkFont *gdkfont;
 * 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)
+HWND dw_window_new(HWND hwndOwner, const char *title, unsigned long flStyle)
 {
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 int flags = 0;
 * 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)
+HWND dw_groupbox_new(int type, int pad, const char *title)
 {
 GtkWidget *tmp, *frame;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 *menu = NULL;
 DW_MUTEX_UNLOCK;
 }
 }
-char _removetilde(char *dest, char *src)
+char _removetilde(char *dest, const char *src)
 {
 int z, cur=0;
 char accel = '\0';
 for(z=0;z<strlen(src);z++)
 *       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)
+HWND dw_menu_append_item(HMENUI menu, const 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;
 DW_MUTEX_UNLOCK;
 return tmphandle;
 }
-GtkWidget *_find_submenu_id(GtkWidget *start, char *name)
+GtkWidget *_find_submenu_id(GtkWidget *start, const 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)))
 * 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)
+HWND dw_text_new(const char *text, unsigned long id)
 {
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+HWND dw_status_text_new(const char *text, ULONG id)
 {
 GtkWidget *tmp, *frame;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+HWND dw_entryfield_new(const char *text, unsigned long id)
 {
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+HWND dw_entryfield_password_new(const char *text, ULONG id)
 {
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+HWND dw_combobox_new(const char *text, unsigned long id)
 {
 GtkWidget *tmp;
 int sigid, _locked_by_me = FALSE;
 gint cid;
 * 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)
+HWND dw_button_new(const char *text, unsigned long id)
 {
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 dw_window_set_font(tmp, _DWDefaultFont);
 DW_MUTEX_UNLOCK;
 return tmp;
 }
-void _create_tooltip(HWND handle, char *text)
+void _create_tooltip(HWND handle, const char *text)
 {
 GtkTooltips *tooltips = (GtkTooltips *)gtk_object_get_data(GTK_OBJECT(handle), "_dw_tooltip");
 if(!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)
+HWND dw_bitmapbutton_new(const char *text, unsigned long id)
 {
 GtkWidget *tmp;
 GtkWidget *bitmap;
 int _locked_by_me = FALSE;
 *       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)
+HWND dw_bitmapbutton_new_from_file(const char *text, unsigned long id, const char *filename)
 {
 GtkWidget *tmp;
 GtkWidget *bitmap;
 int _locked_by_me = FALSE;
 *       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)
+HWND dw_bitmapbutton_new_from_data(const char *text, unsigned long id, const char *data, int len)
 {
 GtkWidget *tmp;
 GtkWidget *bitmap;
 int _locked_by_me = FALSE;
 * 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)
+HWND dw_spinbutton_new(const char *text, unsigned long id)
 {
 GtkAdjustment *adj;
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 * 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)
+HWND dw_radiobutton_new(const char *text, ULONG id)
 {
 /* This will have to be fixed in the future. */
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 * 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)
+HWND dw_checkbox_new(const char *text, unsigned long id)
 {
 GtkWidget *tmp;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 *           (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)
+void dw_window_set_bitmap(HWND handle, unsigned long id, const char *filename)
 {
 #if GTK_MAJOR_VERSION > 1
 GdkPixbuf *pixbuf = NULL;
 #else
 GdkBitmap *bitmap = NULL;
 *       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)
+void dw_window_set_bitmap_from_data(HWND handle, unsigned long id, const char *data, int len)
 {
 #if GTK_MAJOR_VERSION > 1
 GdkPixbuf *pixbuf = NULL;
 #else
 GdkBitmap *bitmap = NULL;
 * 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)
+void dw_window_set_text(HWND handle, const char *text)
 {
 int _locked_by_me = FALSE;
 GtkWidget *tmp;
 DW_MUTEX_LOCK;
 * 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)
+void API dw_window_set_tooltip(HWND handle, const char *bubbletext)
 {
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 _create_tooltip(handle, bubbletext);
 * 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 dw_mle_import(HWND handle, const char *buffer, int startpoint)
 {
 unsigned int tmppoint = startpoint;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 *          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 dw_mle_search(HWND handle, const char *text, int point, unsigned long flags)
 {
 int _locked_by_me = FALSE, retval = 0;
 DW_MUTEX_LOCK;
 #if GTK_MAJOR_VERSION > 1
 *          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)
+HTREEITEM dw_tree_insert_after(HWND handle, HTREEITEM item, const char *title, HICN icon, HTREEITEM parent, void *itemdata)
 {
 #if GTK_MAJOR_VERSION > 1
 GtkWidget *tree;
 GtkTreeIter *iter;
 GtkTreeStore *store;
 *          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)
+HTREEITEM dw_tree_insert(HWND handle, const char *title, HICN icon, HTREEITEM parent, void *itemdata)
 {
 #if GTK_MAJOR_VERSION > 1
 GtkWidget *tree;
 GtkTreeIter *iter;
 GtkTreeStore *store;
 *          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)
+void dw_tree_item_change(HWND handle, HTREEITEM item, const char *title, HICN icon)
 {
 #if GTK_MAJOR_VERSION > 1
 GtkWidget *tree;
 GtkTreeStore *store;
 GdkPixbuf *pixbuf;
 * Configures the main filesystem columnn title for localization.
 * Parameters:
 *          handle: Handle to the container to be configured.
 *          title: The title to be displayed in the main column.
 */
-void API dw_filesystem_set_column_title(HWND handle, char *title)
+void API dw_filesystem_set_column_title(HWND handle, const char *title)
 {
 	char *newtitle = strdup(title ? title : "");
 	dw_window_set_data(handle, "_dw_coltitle", newtitle);
 }
 * 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)
+HICN API dw_icon_load_from_file(const char *filename)
 {
 int found = -1, _locked_by_me = FALSE;
 #if GTK_MAJOR_VERSION > 1
 GdkPixbuf *pixbuf;
 #elif defined(USE_IMLIB)
 * 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)
+HICN API dw_icon_load_from_data(const char *data, int len)
 {
 int found = -1, _locked_by_me = FALSE;
 char *file;
 FILE *fp;
 #if GTK_MAJOR_VERSION > 1
 /*
 * 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)
+void _dw_container_set_item(HWND handle, void *pointer, int column, int row, void *data, const char *text)
 {
 char numbuf[11] = {0}, textbuffer[101] = {0};
 int flag = 0;
 GtkWidget *clist;
 int _locked_by_me = FALSE;
 *          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)
+void API dw_filesystem_change_file(HWND handle, int row, const char *filename, HICN icon)
 {
 dw_filesystem_set_file(handle, NULL, row, filename, icon);
 }
 /*
 *          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)
+void dw_filesystem_set_file(HWND handle, void *pointer, int row, const char *filename, HICN icon)
 {
 _dw_container_set_item(handle, pointer, 0, row, (void *)&icon, filename);
 }
 /*
 * 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)
+void dw_container_set_row_title(void *pointer, int row, const char *title)
 {
-_dw_container_set_row_data(pointer, pointer, row, _DW_DATA_TYPE_STRING, title);
+_dw_container_set_row_data(pointer, pointer, row, _DW_DATA_TYPE_STRING, (void *)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)
+void dw_container_change_row_title(HWND handle, int row, const char *title)
 {
-_dw_container_set_row_data(handle, NULL, row, _DW_DATA_TYPE_STRING, title);
+_dw_container_set_row_data(handle, NULL, row, _DW_DATA_TYPE_STRING, (void *)title);
 }
 /*
 * Sets the data of a row in the container.
 * Parameters:
 * 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)
+void dw_container_cursor(HWND handle, const char *text)
 {
-_dw_container_cursor(handle, TRUE, text);
+_dw_container_cursor(handle, TRUE, (void *)text);
 }
 /*
 * Cursors the item with the data speficied, and scrolls to that item.
 * Parameters:
 * 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)
+void dw_container_delete_row(HWND handle, const char *text)
 {
-_dw_container_delete_row(handle, _DW_DATA_TYPE_STRING, text);
+_dw_container_delete_row(handle, _DW_DATA_TYPE_STRING, (void *)text);
 }
 /*
 * Deletes the item with the data speficied.
 * Parameters:
 * 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)
+void dw_taskbar_insert(HWND handle, HICN icon, const char *bubbletext)
 {
 #if GTK_CHECK_VERSION(2,10,0)
 GtkStatusIcon *status;
 GdkPixbuf *pixbuf;
 int _locked_by_me = FALSE;
 *       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)
+void dw_draw_text(HWND handle, HPIXMAP pixmap, int x, int y, const char *text)
 {
 int _locked_by_me = FALSE;
 GdkGC *gc = NULL;
 #if GTK_MAJOR_VERSION > 1
 PangoFontDescription *font;
 *       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)
+void dw_font_text_extents_get(HWND handle, HPIXMAP pixmap, const char *text, int *width, int *height)
 {
 int _locked_by_me = FALSE;
 #if GTK_MAJOR_VERSION > 1
 PangoFontDescription *font;
 #else
 *                 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)
+HPIXMAP dw_pixmap_new_from_file(HWND handle, const char *filename)
 {
 int _locked_by_me = FALSE;
 HPIXMAP pixmap;
 #ifdef USE_IMLIB
 GdkImlibImage *image;
 *                 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)
+HPIXMAP dw_pixmap_new_from_data(HWND handle, const char *data, int len)
 {
 int _locked_by_me = FALSE;
 char *file;
 FILE *fp;
 HPIXMAP pixmap;
 *                  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)
+int API dw_pixmap_set_font(HPIXMAP pixmap, const char *fontname)
 {
 if(pixmap && fontname && *fontname)
 {
 char *oldfont = pixmap->font;
 pixmap->font = strdup(fontname);
 * 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 dw_module_load(const char *name, HMOD *handle)
 {
 int len;
 char *newname;
 char errorbuf[1025] = {0};
 *         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)
+int dw_module_symbol(HMOD handle, const char *name, void**func)
 {
 if(!func || !name)
 return   -1;
 if(strlen(name) == 0)
 * 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)
+HEV dw_named_event_new(const char *name)
 {
 struct sockaddr_un un;
 int ev, *tmpsock = (int *)malloc(sizeof(int)*2);
 DWTID dwthread;
 * 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)
+HEV dw_named_event_get(const char *name)
 {
 struct sockaddr_un un;
 int ev = socket(AF_UNIX, SOCK_STREAM, 0);
 if(ev < 0)
 return NULL;
 *         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)
+HSHM dw_named_memory_new(void **dest, int size, const char *name)
 {
 char namebuf[1025] = {0};
 struct _dw_unix_shm *handle = malloc(sizeof(struct _dw_unix_shm));
 mkdir("/tmp/.dw", S_IWGRP|S_IWOTH);
 * 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)
+HSHM dw_named_memory_get(void **dest, int size, const char *name)
 {
 char namebuf[1025] = {0};
 struct _dw_unix_shm *handle = malloc(sizeof(struct _dw_unix_shm));
 mkdir("/tmp/.dw", S_IWGRP|S_IWOTH);
 * 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)
+void dw_notebook_page_set_text(HWND handle, unsigned long pageid, const char *text)
 {
 GtkWidget *child;
 int realpage, _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+void dw_notebook_page_set_status_text(HWND handle, unsigned long pageid, const char *text)
 {
 /* TODO (if possible) */
 }
 /*
 * 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)
+void dw_listbox_append(HWND handle, const char *text)
 {
 GtkWidget *handle2 = handle;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+void dw_listbox_insert(HWND handle, const char *text, int pos)
 {
 GtkWidget *handle2 = handle;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+void dw_listbox_set_text(HWND handle, unsigned int index, const char *buffer)
 {
 GtkWidget *handle2 = handle;
 int _locked_by_me = FALSE;
 DW_MUTEX_LOCK;
 * 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)
+char *dw_file_browse(const char *title, const char *defpath, const char *ext, int flags)
 {
 GtkWidget *filew;
 #if GTK_MAJOR_VERSION > 1
 GtkFileChooserAction action;
 *       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 dw_exec(const char *program, int type, char **params)
 {
 int ret = -1;
 if((ret = fork()) == 0)
 {
 /*
 * Loads a web browser pointed at the given URL.
 * Parameters:
 *       url: Uniform resource locator.
 */
-int dw_browse(char *url)
+int dw_browse(const 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))
 {
 char *execargs[3], *browser = "firefox", *tmp;
 tmp = getenv( "DW_BROWSER" );
 if(tmp) browser = tmp;
 execargs[0] = browser;
-execargs[1] = url;
+execargs[1] = (char *)url;
 execargs[2] = NULL;
 return dw_exec(browser, DW_EXEC_GUI, execargs);
 }
 }
 *       string: String buffer containt HTML code to
 *               be rendered.
 * Returns:
 *       0 on success.
 */
-int dw_html_raw(HWND handle, char *string)
+int dw_html_raw(HWND handle, const char *string)
 {
 #ifdef USE_WEBKIT
 int _locked_by_me = FALSE;
 WebKitWebView *web_view;
 *       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)
+int dw_html_url(HWND handle, const char *url)
 {
 #ifdef USE_WEBKIT
 int _locked_by_me = FALSE;
 WebKitWebView *web_view;
 *       scriptdata: Data passed to the signal handler.
 * Notes: A DW_SIGNAL_HTML_RESULT event will be raised with scriptdata.
 * Returns:
 *       DW_ERROR_NONE (0) on success.
 */
-int dw_html_javascript_run(HWND handle, char *script, void *scriptdata)
+int dw_html_javascript_run(HWND handle, const char *script, void *scriptdata)
 {
 #ifdef USE_WEBKIT
 int _locked_by_me = FALSE;
 WebKitWebView *web_view;
 /*
 * Sets the contents of the default clipboard to the supplied text.
 * Parameters:
 *       Text.
 */
-void  dw_clipboard_set_text( char *str, int len )
+void  dw_clipboard_set_text(const char *str, int len)
 {
 int _locked_by_me = FALSE;
 GtkClipboard *clipboard_object;
 DW_MUTEX_LOCK;
 *       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)
+HPRINT API dw_print_new(const 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;
 * 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)
+void dw_window_set_data(HWND window, const char *dataname, void *data)
 {
 int _locked_by_me = FALSE;
 if(!window)
 return;
 * 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)
+void *dw_window_get_data(HWND window, const char *dataname)
 {
 int _locked_by_me = FALSE;
 void *ret = NULL;
 if(!window)
 }
 /* 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)
+static HWND _find_signal_window(HWND window, const char *signame)
 {
 HWND thiswindow = window;
 if(GTK_IS_SCROLLED_WINDOW(thiswindow))
 thiswindow = (HWND)gtk_object_get_user_data(GTK_OBJECT(window));
 *       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 dw_signal_connect(HWND window, const char *signame, void *sigfunc, void *data)
 {
 dw_signal_connect_data(window, signame, sigfunc, NULL, data);
 }
 #define _DW_INTERNAL_CALLBACK_PARAMS 4
 *       signame: A string pointer identifying which signal to be hooked.
 *       sigfunc: The pointer to the function to be used as the callback.
 *       discfunc: The pointer to the function called when this handler is removed.
 *       data: User data to be passed to the handler function.
 */
-void dw_signal_connect_data(HWND window, char *signame, void *sigfunc, void *discfunc, void *data)
+void dw_signal_connect_data(HWND window, const char *signame, void *sigfunc, void *discfunc, void *data)
 {
 void *thisfunc  = _findsigfunc(signame);
-char *thisname = signame;
+char *thisname = (char *)signame;
 HWND thiswindow = window;
 int sigid, _locked_by_me = FALSE;
 void **params = calloc(_DW_INTERNAL_CALLBACK_PARAMS, sizeof(void *));
 gint cid;
 /*
 * 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)
+void dw_signal_disconnect_by_name(HWND window, const char *signame)
 {
 int z, count;
 void *thisfunc;
 int _locked_by_me = FALSE;
 void **params = alloca(sizeof(void *) * 3);
 *       utf8string: UTF-8 encoded source string.
 * Returns:
 *       Wide string that needs to be freed with dw_free()
 *       or NULL on failure.
 */
-wchar_t * API dw_utf8_to_wchar(char *utf8string)
+wchar_t * API dw_utf8_to_wchar(const char *utf8string)
 {
 wchar_t *retval = NULL, *freeme;
 if(sizeof(wchar_t) == sizeof(gunichar))
 freeme = retval = (wchar_t *)g_utf8_to_ucs4(utf8string, -1, NULL, NULL, NULL);
 *       wstring: Wide source string.
 * Returns:
 *       UTF-8 encoded string that needs to be freed with dw_free()
 *       or NULL on failure.
 */
-char * API dw_wchar_to_utf8(wchar_t *wstring)
+char * API dw_wchar_to_utf8(const wchar_t *wstring)
 {
 char *retval = NULL, *freeme;
 if(sizeof(wchar_t) == sizeof(gunichar))
 freeme = retval = g_ucs4_to_utf8((gunichar *)wstring, -1, NULL, NULL, NULL);

Mercurial > dwindows

comparison gtk/dw.c @ 2036:48b91f535f82