Fix problem in playlist update code.

Strangely, the "AddPendingEvent" wxwindows call seems to hang, so
replace it bhy "ProcessEvent" (the playlist update is processed
immediately in the callback, but it is only the update of one item, so
it should not be a problem)

modules/gui/wxwindows/playlist.cpp

@@ -2,7 +2,7 @@
  * playlist.cpp : wxWindows plugin for vlc
  *****************************************************************************
  * Copyright (C) 2000-2004 VideoLAN
- * $Id: playlist.cpp,v 1.42 2004/02/23 12:17:24 gbazin Exp $
+ * $Id: playlist.cpp,v 1.43 2004/02/24 18:19:44 zorglub Exp $
  *
  * Authors: Olivier Teulire <ipkiss@via.ecp.fr>
  *
@@ -1206,9 +1206,9 @@ int PlaylistNext( vlc_object_t *p_this, const char *psz_variable,
 
     wxCommandEvent event( wxEVT_PLAYLIST, UpdateItem_Event );
     event.SetInt( old_val.i_int );
-    p_playlist_dialog->AddPendingEvent( event );
+    p_playlist_dialog->ProcessEvent( event );
     event.SetInt( new_val.i_int );
-    p_playlist_dialog->AddPendingEvent( event );
+    p_playlist_dialog->ProcessEvent( event );
 
     return 0;
 }
@@ -1223,7 +1223,7 @@ int ItemChanged( vlc_object_t *p_this, const char *psz_variable,
 
     wxCommandEvent event( wxEVT_PLAYLIST, UpdateItem_Event );
     event.SetInt( new_val.i_int );
-    p_playlist_dialog->AddPendingEvent( event );
+    p_playlist_dialog->ProcessEvent( event );
 
     return 0;
 }