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changeset 257:9ea4ac9a097f

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Added dw_icon_load_from_file() on OS/2 and Windows. Added a stub on Unix to be filled in shortly.
author bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date Thu, 20 Feb 2003 20:19:09 +0000
parents 63d68387d924
children b2c436c84e5d
files dw.def dw.h dwtest.c dww.def gtk/dw.c os2/dw.c win/dw.c
diffstat 7 files changed, 105 insertions(+), 26 deletions(-) [+]
line wrap: on
line diff
--- a/dw.def	Thu Feb 20 17:55:56 2003 +0000
+++ b/dw.def	Thu Feb 20 20:19:09 2003 +0000
@@ -118,6 +118,7 @@
 
   dw_icon_load                           @210
   dw_icon_free                           @211
+  dw_icon_load_from_file                 @212
 
   dw_container_new                       @220
   dw_container_setup                     @221
--- a/dw.h	Thu Feb 20 17:55:56 2003 +0000
+++ b/dw.h	Thu Feb 20 20:19:09 2003 +0000
@@ -697,6 +697,7 @@
 void API dw_tree_set_data(HWND handle, HWND item, void *itemdata);
 int API dw_container_setup(HWND handle, unsigned long *flags, char **titles, int count, int separator);
 unsigned long API dw_icon_load(unsigned long module, unsigned long id);
+unsigned long API dw_icon_load_from_file(char *filename);
 void API dw_icon_free(unsigned long handle);
 void * API dw_container_alloc(HWND handle, int rowcount);
 void API dw_container_set_item(HWND handle, void *pointer, int column, int row, void *data);
--- a/dwtest.c	Thu Feb 20 17:55:56 2003 +0000
+++ b/dwtest.c	Thu Feb 20 20:19:09 2003 +0000
@@ -14,6 +14,8 @@
 #define FIXEDFONT "fixed"
 #endif
 
+#define SCROLLBARWIDTH 14
+
 unsigned long flStyle = DW_FCF_SYSMENU | DW_FCF_TITLEBAR |
 	DW_FCF_SHELLPOSITION | DW_FCF_TASKLIST | DW_FCF_DLGBORDER;
 
@@ -34,11 +36,11 @@
      tree,
      pagebox,
      treebox,
-     textbox1, textbox2, textboxA, textbox3,
+     textbox1, textbox2, textboxA,
      gap_box,
      buttonbox;
 
-HPIXMAP text1pm,text2pm,text3pm;
+HPIXMAP text1pm,text2pm;
 
 int font_width = 8;
 int font_height=12;
@@ -63,8 +65,6 @@
 		hpm = text1pm;
 	else if ( hwnd == textbox2 )
 		hpm = text2pm;
-	else if ( hwnd == textbox3 )
-		hpm = text3pm;
 
 	width = DW_PIXMAP_WIDTH(hpm);
 	height = DW_PIXMAP_HEIGHT(hpm);
@@ -120,11 +120,8 @@
 			pLine = lp[i+row];
 			dw_draw_text( NULL, text2pm, 0, y, pLine+col );
 		}
-		dw_color_foreground_set(DW_CLR_DEFAULT);
-		dw_draw_rect(0, text3pm, TRUE, 0, 0, DW_PIXMAP_WIDTH(text3pm), DW_PIXMAP_HEIGHT(text3pm));
 		text_expose( textbox1, NULL, NULL);
 		text_expose( textbox2, NULL, NULL);
-		text_expose( textbox3, NULL, NULL);
 	}
 }
 
@@ -198,24 +195,19 @@
 /* Handle size change of the main render window */
 int DWSIGNAL configure_event(HWND hwnd, int width, int height, void *data)
 {
-	HPIXMAP old1 = text1pm, old2 = text2pm, old3 = text3pm;
-	unsigned long height1;
+	HPIXMAP old1 = text1pm, old2 = text2pm;
 	int depth = dw_color_depth();
 
 	rows = height / (font_height+font_gap);
 	cols = width / font_width;
 
-	dw_window_get_pos_size(textbox1, NULL, NULL, NULL, &height1);
-
 	/* Create new pixmaps with the current sizes */
-	text1pm = dw_pixmap_new(textbox1, (font_width*width1)+2, height, depth); /* was height1 */
+	text1pm = dw_pixmap_new(textbox1, (font_width*(width1+1)), height+1, depth);
 	text2pm = dw_pixmap_new(textbox2, width, height, depth);
-	text3pm = dw_pixmap_new(textbox3, width, height, depth);
 
 	/* Destroy the old pixmaps */
 	dw_pixmap_destroy(old1);
 	dw_pixmap_destroy(old2);
-	dw_pixmap_destroy(old3);
 
 	/* Update scrollbar ranges with new values */
 	dw_scrollbar_set_range(hscrollbar, max_linewidth, cols);
@@ -296,14 +288,12 @@
 	textbox1 = dw_render_new( 100 );
 	dw_window_set_font(textbox1, FIXEDFONT);
 	dw_font_text_extents(textbox1, NULL, "O", &font_width, &font_height);
-	dw_box_pack_start(pagebox, textbox1, (font_width*width1), font_height*rows, FALSE, TRUE, 0);
+	vscrollbox = dw_box_new(BOXVERT, 0);
+	dw_box_pack_start(vscrollbox, textbox1, (font_width*(width1+1)), font_height*rows, FALSE, TRUE, 0);
+	dw_box_pack_start(vscrollbox, 0, (font_width*(width1+1)), SCROLLBARWIDTH, FALSE, FALSE, 0);
+	dw_box_pack_start(pagebox, vscrollbox, 0, 0, FALSE, TRUE, 0);
 
 	/* create render box for gap pixmap */
-	textbox3 = dw_render_new( 102 );
-	dw_window_set_font(textbox3, FIXEDFONT);
-	dw_font_text_extents(textbox3, NULL, "O", &font_width, &font_height);
-	dw_box_pack_start(pagebox, textbox3, (font_width), font_height*rows, FALSE, TRUE, 0);
-
 	/* create box for filecontents and horz scrollbar */
 	textboxA = dw_box_new( BOXVERT,0 );
 	dw_box_pack_start( pagebox, textboxA, 0, 0, TRUE, TRUE, 0);
@@ -314,26 +304,24 @@
 	dw_window_set_font(textbox2, FIXEDFONT);
 	/* create horizonal scrollbar */
 	hscrollbar = dw_scrollbar_new(FALSE, 100, 50);
-	dw_box_pack_start( textboxA, hscrollbar, 100, 14, TRUE, FALSE, 0);
+	dw_box_pack_start( textboxA, hscrollbar, 100, SCROLLBARWIDTH, TRUE, FALSE, 0);
 
 	/* create vertical scrollbar */
 	vscrollbox = dw_box_new(BOXVERT, 0);
 	vscrollbar = dw_scrollbar_new(TRUE, 100, 50);
-	dw_box_pack_start(vscrollbox, vscrollbar, 14, 100, FALSE, TRUE, 0);
+	dw_box_pack_start(vscrollbox, vscrollbar, SCROLLBARWIDTH, 100, FALSE, TRUE, 0);
 	/* Pack an area of empty space 14x14 pixels */
-	dw_box_pack_start(vscrollbox, 0, 14, 14, FALSE, FALSE, 0);
+	dw_box_pack_start(vscrollbox, 0, SCROLLBARWIDTH, SCROLLBARWIDTH, FALSE, FALSE, 0);
 	dw_box_pack_start(pagebox, vscrollbox, 0, 0, FALSE, TRUE, 0);
 
-	text1pm = dw_pixmap_new( textbox1, (font_width*width1)+2, font_height*rows, depth );
+	text1pm = dw_pixmap_new( textbox1, (font_width*(width1+1)), font_height*rows, depth );
 	text2pm = dw_pixmap_new( textbox2, font_width*cols, font_height*rows, depth );
-	text3pm = dw_pixmap_new( textbox3, font_width, font_height*rows, depth );
 
 	dw_messagebox("DWTest", "Width: %d Height: %d\n", font_width, font_height);
 	dw_draw_rect(0, text1pm, TRUE, 0, 0, font_width*width1, font_height*rows);
 	dw_draw_rect(0, text2pm, TRUE, 0, 0, font_width*cols, font_height*rows);
 	dw_signal_connect(textbox1, "expose_event", DW_SIGNAL_FUNC(text_expose), NULL);
 	dw_signal_connect(textbox2, "expose_event", DW_SIGNAL_FUNC(text_expose), NULL);
-	dw_signal_connect(textbox3, "expose_event", DW_SIGNAL_FUNC(text_expose), NULL);
 	dw_signal_connect(textbox2, "configure_event", DW_SIGNAL_FUNC(configure_event), text2pm);
 	dw_signal_connect(hscrollbar, "value_changed", DW_SIGNAL_FUNC(scrollbar_valuechanged), (void *)status);
 	dw_signal_connect(vscrollbar, "value_changed", DW_SIGNAL_FUNC(scrollbar_valuechanged), (void *)status);
--- a/dww.def	Thu Feb 20 17:55:56 2003 +0000
+++ b/dww.def	Thu Feb 20 20:19:09 2003 +0000
@@ -115,6 +115,7 @@
 
   dw_icon_load                           @210
   dw_icon_free                           @211
+  dw_icon_load_from_file                 @212
 
   dw_container_new                       @220
   dw_container_setup                     @221
--- a/gtk/dw.c	Thu Feb 20 17:55:56 2003 +0000
+++ b/gtk/dw.c	Thu Feb 20 20:19:09 2003 +0000
@@ -4127,6 +4127,34 @@
 }
 
 /*
+ * 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)
+ */
+unsigned long API dw_icon_load_from_file(char *filename)
+{
+	char *file = alloca(strlen(filename) + 5);
+
+	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 .bmp extention */
+		strcat(file, ".xpm");
+		if(access(file, 04) != 0)
+			return 0;
+	}
+	/* Need to add code to add to the internal pixmap lists */
+	return 0;
+}
+
+/*
  * Frees a loaded resource in OS/2 and Windows.
  * Parameters:
  *          handle: Handle to icon returned by dw_icon_load().
--- a/os2/dw.c	Thu Feb 20 17:55:56 2003 +0000
+++ b/os2/dw.c	Thu Feb 20 20:19:09 2003 +0000
@@ -5813,6 +5813,33 @@
 }
 
 /*
+ * 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)
+ */
+unsigned long API dw_icon_load_from_file(char *filename)
+{
+	char *file = alloca(strlen(filename) + 5);
+
+	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 .bmp extention */
+		strcat(file, ".ico");
+		if(access(file, 04) != 0)
+			return 0;
+	}
+	return WinLoadFileIcon(file, FALSE);
+}
+
+/*
  * Frees a loaded resource in OS/2 and Windows.
  * Parameters:
  *          handle: Handle to icon returned by dw_icon_load().
--- a/win/dw.c	Thu Feb 20 17:55:56 2003 +0000
+++ b/win/dw.c	Thu Feb 20 20:19:09 2003 +0000
@@ -5855,6 +5855,39 @@
 }
 
 /*
+ * 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)
+ */
+unsigned long API dw_icon_load_from_file(char *filename)
+{
+	char *file = malloc(strlen(filename) + 5);
+	HANDLE icon;
+
+	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 .bmp extention */
+		strcat(file, ".ico");
+		if(access(file, 04) != 0)
+		{
+			free(file);
+			return 0;
+		}
+	}
+	icon = LoadImage(NULL, file, IMAGE_ICON, 0, 0, LR_LOADFROMFILE);
+	free(file);
+	return (unsigned long)icon;
+}
+
+/*
  * Frees a loaded resource in OS/2 and Windows.
  * Parameters:
  *          handle: Handle to icon returned by dw_icon_load().