M openbox/frame.c → openbox/frame.c

@@ -1630,10 +1630,11 @@ if (self->iconify_animation_going == 0) return;
 
     if (!self->visible)
         XUnmapWindow(ob_display, self->window);
-    else
+    else {
         /* Send a ConfigureNotify when the animation is done, this fixes
            KDE's pager showing the window in the wrong place. */
         client_reconfigure(self->client);
+    }
 
     /* we're not animating any more ! */
     self->iconify_animation_going = 0;
@@ -1641,6 +1642,8 @@ 
     XMoveResizeWindow(ob_display, self->window,
                       self->area.x, self->area.y,
                       self->area.width, self->area.height);
+    /* we delay re-rendering until after we're done animating */
+    framerender_frame(self);
     XFlush(ob_display);
 }
 

M openbox/framerender.c → openbox/framerender.c

@@ -34,6 +34,9 @@ static void framerender_close(ObFrame *self, RrAppearance *a);
 
 void framerender_frame(ObFrame *self)
 {
+    if (frame_iconify_animating(self))
+        return; /* delay redrawing until the animation is done */
+
     {
         gulong px;