add default icon on task (/usr/share/tint2/default_icon.png needed)

git-svn-id: http://tint2.googlecode.com/svn/trunk@184 121b4492-b84c-0410-8b4c-0d4edfb3f3cc

src/panel.c

@@ -58,13 +58,25 @@ int  max_tick_urgent;
 Panel *panel1 = 0;
 int  nb_panel;
 
+Imlib_Image default_icon;
 
 
 void init_panel()
 {
 	int i;
 	Panel *p;
 
+	// load default icon
+	char *path;
+	const gchar * const *data_dirs;
+	data_dirs = g_get_system_data_dirs ();
+	for (i = 0; data_dirs[i] != NULL; i++)	{
+		path = g_build_filename(data_dirs[i], "tint2", "default_icon.png", NULL);
+		if (g_file_test (path, G_FILE_TEST_EXISTS))
+			default_icon = imlib_load_image(path);
+		g_free(path);
+	}
+
 	for (i=0 ; i < nb_panel ; i++) {
 		p = &panel1[i];
 
@@ -175,6 +187,11 @@ void cleanup_panel()
 	cleanup_systray();
 	cleanup_taskbar();
 
+	if (default_icon) {
+		imlib_context_set_image(default_icon);
+		imlib_free_image();
+	}
+
 	// font allocated once
 	if (panel1[0].g_task.font_desc) {
 		pango_font_description_free(panel1[0].g_task.font_desc);

src/panel.h

@@ -54,6 +54,8 @@ extern Task *task_urgent;
 extern int  tick_urgent;
 extern int  max_tick_urgent;
 
+extern Imlib_Image default_icon;
+
 
 typedef struct {
    // always start with area

src/taskbar/task.c

@@ -172,6 +172,8 @@ void get_icon (Task *tsk)
 {
 	Panel *panel = tsk->area.panel;
 	if (!panel->g_task.icon) return;
+	unsigned int w, h, num;
+	long *data;
 
 	if (tsk->icon_data) {
 		free (tsk->icon_data);
@@ -180,12 +182,9 @@ void get_icon (Task *tsk)
 	}
 	tsk->area.redraw = 1;
 
-	long *data;
-	int num;
 	data = server_get_property (tsk->win, server.atom._NET_WM_ICON, XA_CARDINAL, &num);
 	if (data) {
 		// get ARGB icon
-		int w, h;
 		long *tmp_data;
 		tmp_data = get_best_icon (data, get_icon_count (data, num), num, &w, &h, panel->g_task.icon_size1);
 
@@ -196,8 +195,7 @@ void get_icon (Task *tsk)
 
 		if (tsk->icon_data) {
 #ifdef __x86_64__
-			int length = tsk->icon_width * tsk->icon_height;
-			int i;
+			int i, length = w * h;
 			for (i = 0; i < length; ++i)
 				tsk->icon_data[i] =  tmp_data[i];
 #else
@@ -209,32 +207,33 @@ void get_icon (Task *tsk)
 	else {
 		// get Pixmap icon
 		XWMHints *hints = XGetWMHints(server.dsp, tsk->win);
-		if (!hints) return;
-		if (hints->flags & IconPixmapHint && hints->icon_pixmap != 0) {
-			// get width, height and depth for the pixmap
-			Window root;
-			int  icon_x, icon_y;
-			uint border_width, bpp;
-			uint icon_width, icon_height;
-
-			XGetGeometry(server.dsp, hints->icon_pixmap, &root, &icon_x, &icon_y, &icon_width, &icon_height, &border_width, &bpp);
-
-			//printf("  get_pixmap\n");
-			Imlib_Image  img;
-			imlib_context_set_drawable(hints->icon_pixmap);
-			img = imlib_create_image_from_drawable(hints->icon_mask, 0, 0, icon_width, icon_height, 0);
-			imlib_context_set_image(img);
-			unsigned int *data = imlib_image_get_data();
-			if (!data) {
-				return;
+		Imlib_Image  img;
+		if (hints) {
+			if (hints->flags & IconPixmapHint && hints->icon_pixmap != 0) {
+				// get width, height and depth for the pixmap
+				Window root;
+				int  icon_x, icon_y;
+				uint border_width, bpp;
+
+				// printf("  get pixmap\n");
+				XGetGeometry(server.dsp, hints->icon_pixmap, &root, &icon_x, &icon_y, &w, &h, &border_width, &bpp);
+				imlib_context_set_drawable(hints->icon_pixmap);
+				img = imlib_create_image_from_drawable(hints->icon_mask, 0, 0, w, h, 0);
+				imlib_context_set_image(img);
 			}
-			tsk->icon_width = imlib_image_get_width();
-			tsk->icon_height = imlib_image_get_height();
-			tsk->icon_data = malloc (tsk->icon_width * tsk->icon_height * sizeof (DATA32));
-			if (tsk->icon_data)
-				memcpy (tsk->icon_data, data, tsk->icon_width * tsk->icon_height * sizeof (DATA32));
-			imlib_free_image();
+			else
+				imlib_context_set_image(default_icon);
 		}
+		else
+			imlib_context_set_image(default_icon);
+		data = imlib_image_get_data();
+		tsk->icon_width = imlib_image_get_width();
+		tsk->icon_height = imlib_image_get_height();
+		tsk->icon_data = malloc (tsk->icon_width * tsk->icon_height * sizeof (DATA32));
+		if (tsk->icon_data)
+			memcpy (tsk->icon_data, data, tsk->icon_width * tsk->icon_height * sizeof (DATA32));
+		if (imlib_context_get_image() == img)
+			imlib_free_image();
 		XFree(hints);
 	}