Redraw the list after exiting the context menu to get rid of various non-blocking splashes in it if custom ui vp is used.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22744 a1c6a512-1295-4272-9138-f99709370657

apps/tree.c

@@ -72,6 +72,7 @@
 #include "splash.h"
 #include "buttonbar.h"
 #include "quickscreen.h"
+#include "appevents.h"
 
 #include "root_menu.h"
 
@@ -301,6 +302,12 @@ void tree_gui_init(void)
 }
 
 
+/* drawer function for the GUI_EVENT_REDRAW callback */
+void tree_drawlists(void)
+{
+    gui_synclist_draw(&tree_lists);
+}
+
 
 struct tree_context* tree_get_context(void)
 {
@@ -778,6 +785,7 @@ static int dirbrowse()
                     }
                     onplay_result = onplay(buf, attr, curr_context);
                 }
+                send_event(GUI_EVENT_REFRESH, tree_drawlists);
                 switch (onplay_result)
                 {
                     case ONPLAY_MAINMENU: