window: Don't draw decorations in fullscreen mode

clients/window.c

@@ -1142,6 +1142,7 @@ frame_resize_handler(struct widget *widget,
 	struct rectangle allocation;
 	int decoration_width, decoration_height;
 
+	if (widget->window->type == TYPE_TOPLEVEL) {
 		decoration_width = 20 + frame->margin * 2;
 		decoration_height = 60 + frame->margin * 2;
 
@@ -1149,6 +1150,15 @@ frame_resize_handler(struct widget *widget,
 		allocation.y = 50 + frame->margin;
 		allocation.width = width - decoration_width;
 		allocation.height = height - decoration_height;
+	} else {
+		decoration_width = 0;
+		decoration_height = 0;
+
+		allocation.x = 0;
+		allocation.y = 0;
+		allocation.width = width;
+		allocation.height = height;
+	}
 
 	widget_set_allocation(child, allocation.x, allocation.y,
 			      allocation.width, allocation.height);
@@ -1174,6 +1184,9 @@ frame_redraw_handler(struct widget *widget, void *data)
 	int width, height, shadow_dx = 3, shadow_dy = 3;
 	struct window *window = widget->window;
 
+	if (window->type == TYPE_FULLSCREEN)
+		return;
+
 	width = widget->allocation.width;
 	height = widget->allocation.height;