Release 0.12.5

ChangeLog

@@ -1,3 +1,7 @@
+2016-01-24 0.12.5
+- Fixes:
+  - Fix rendering corruption triggered occasionally when the compositor is disabled (regression in 0.12.4)
+
 2016-01-23 0.12.4
 - Enhancements:
   - Support for NETWM viewports (as used by Compiz or Unity) (issue #94)

README.md

@@ -1,5 +1,5 @@
-# New stable release: 0.12.4
+# New stable release: 0.12.5
-Changes: https://gitlab.com/o9000/tint2/blob/0.12.4/ChangeLog
+Changes: https://gitlab.com/o9000/tint2/blob/0.12.5/ChangeLog
 
 Documentation: https://gitlab.com/o9000/tint2/wikis/Configure
 
@@ -7,7 +7,7 @@ Try it out with (see also [dependencies](https://gitlab.com/o9000/tint2/wikis/In
 ```
 git clone https://gitlab.com/o9000/tint2.git
 cd tint2
-git checkout 0.12.4
+git checkout 0.12.5
 mkdir build
 cd build
 cmake ..

src/panel.c

@@ -34,6 +34,8 @@
 #include "panel.h"
 #include "tooltip.h"
 
+void panel_clear_background(void *obj);
+
 int signal_pending;
 
 MouseAction mouse_left;
@@ -198,6 +200,7 @@ void init_panel()
 		p->area.resize_needed = 1;
 		p->area.size_mode = LAYOUT_DYNAMIC;
 		p->area._resize = resize_panel;
+		p->area._clear = panel_clear_background;
 		init_panel_size_and_position(p);
 		// add children according to panel_items
 		for (int k = 0; k < strlen(panel_items_order); k++) {
@@ -688,75 +691,40 @@ void set_panel_properties(Panel *p)
 	XFree(classhint);
 }
 
-void set_panel_background(Panel *p)
+void panel_clear_background(void *obj)
 {
-	if (p->area.pix)
+	Panel *p = obj;
-		XFreePixmap(server.display, p->area.pix);
+	clear_pixmap(p->area.pix, 0, 0, p->area.width, p->area.height);
-	p->area.pix = XCreatePixmap(server.display, server.root_win, p->area.width, p->area.height, server.depth);
+	if (!server.real_transparency) {
-
-	int xoff = 0, yoff = 0;
-	if (panel_horizontal && panel_position & BOTTOM)
-		yoff = p->area.height - p->hidden_height;
-	else if (!panel_horizontal && panel_position & RIGHT)
-		xoff = p->area.width - p->hidden_width;
-
-	if (server.real_transparency) {
-		clear_pixmap(p->area.pix, 0, 0, p->area.width, p->area.height);
-	} else {
 		get_root_pixmap();
 		// copy background (server.root_pmap) in panel.area.pix
 		Window dummy;
 		int x, y;
 		XTranslateCoordinates(server.display, p->main_win, server.root_win, 0, 0, &x, &y, &dummy);
+
 		if (panel_autohide && p->is_hidden) {
+			int xoff = 0, yoff = 0;
+			if (panel_horizontal && panel_position & BOTTOM)
+				yoff = p->area.height - p->hidden_height;
+			else if (!panel_horizontal && panel_position & RIGHT)
+				xoff = p->area.width - p->hidden_width;
 			x -= xoff;
 			y -= yoff;
 		}
+
 		XSetTSOrigin(server.display, server.gc, -x, -y);
 		XFillRectangle(server.display, p->area.pix, server.gc, 0, 0, p->area.width, p->area.height);
 	}
+}
 
-	// draw background panel
+void set_panel_background(Panel *p)
-	cairo_surface_t *cs = cairo_xlib_surface_create(server.display, p->area.pix, server.visual, p->area.width, p->area.height);
+{
-	cairo_t *c = cairo_create(cs);
+	panel_clear_background(p);
-	draw_background(&p->area, c);
+	schedule_redraw(&p->area);
-	cairo_destroy(c);
-	cairo_surface_destroy(cs);
 
-	if (panel_autohide) {
+	if (p->hidden_pixmap) {
-		if (p->hidden_pixmap)
+		XFreePixmap(server.display, p->hidden_pixmap);
-			XFreePixmap(server.display, p->hidden_pixmap);
+		p->hidden_pixmap = 0;
-		p->hidden_pixmap = XCreatePixmap(server.display, server.root_win, p->hidden_width, p->hidden_height, server.depth);
-		XCopyArea(server.display,
-				  p->area.pix,
-				  p->hidden_pixmap,
-				  server.gc,
-				  xoff,
-				  yoff,
-				  p->hidden_width,
-				  p->hidden_height,
-				  0,
-				  0);
-	}
-
-	// redraw panel's object
-	for (GList *l = p->area.children; l; l = l->next) {
-		Area *a = (Area *)l->data;
-		schedule_redraw(a);
-	}
-
-	// reset task/taskbar 'state_pix'
-	Taskbar *taskbar;
-	for (int i = 0; i < p->num_desktops; i++) {
-		taskbar = &p->taskbar[i];
-		schedule_redraw(&taskbar->area);
-		schedule_redraw(&taskbar->bar_name.area);
-		GList *l = taskbar->area.children;
-		if (taskbarname_enabled)
-			l = l->next;
-		for (; l; l = l->next) {
-			schedule_redraw((Area *)l->data);
-		}
 	}
 }
 

src/tint.c

@@ -1484,6 +1484,24 @@ start:
 				Panel *panel = &panels[i];
 
 				if (panel->is_hidden) {
+					if (!panel->hidden_pixmap) {
+						panel->hidden_pixmap = XCreatePixmap(server.display, server.root_win, panel->hidden_width, panel->hidden_height, server.depth);
+						int xoff = 0, yoff = 0;
+						if (panel_horizontal && panel_position & BOTTOM)
+							yoff = panel->area.height - panel->hidden_height;
+						else if (!panel_horizontal && panel_position & RIGHT)
+							xoff = panel->area.width - panel->hidden_width;
+						XCopyArea(server.display,
+								  panel->area.pix,
+								  panel->hidden_pixmap,
+								  server.gc,
+								  xoff,
+								  yoff,
+								  panel->hidden_width,
+								  panel->hidden_height,
+								  0,
+								  0);
+					}
 					XCopyArea(server.display,
 							  panel->hidden_pixmap,
 							  panel->main_win,

src/util/area.c

@@ -379,9 +379,14 @@ void draw(Area *a)
 	a->pix_by_state[a->has_mouse_over_effect ? a->mouse_state : 0] = a->pix;
 
 	// Add layer of root pixmap (or clear pixmap if real_transparency==true)
-	if (server.real_transparency)
+	if (!a->_clear) {
 		clear_pixmap(a->pix, 0, 0, a->width, a->height);
-	XCopyArea(server.display, ((Panel *)a->panel)->temp_pmap, a->pix, server.gc, a->posx, a->posy, a->width, a->height, 0, 0);
+		if (!server.real_transparency) {
+			XCopyArea(server.display, ((Panel *)a->panel)->temp_pmap, a->pix, server.gc, a->posx, a->posy, a->width, a->height, 0, 0);
+		}
+	} else {
+		a->_clear(a);
+	}
 
 	cairo_surface_t *cs = cairo_xlib_surface_create(server.display, a->pix, server.visual, a->width, a->height);
 	cairo_t *c = cairo_create(cs);

src/util/area.h

@@ -202,6 +202,9 @@ typedef struct Area {
 
 	// Callbacks
 
+	// Called on draw before any drawing takes place, obj = pointer to the Area
+	void (*_clear)(void *obj);
+
 	// Called on draw, obj = pointer to the Area
 	void (*_draw_foreground)(void *obj, cairo_t *c);