Index: window-list.c
===================================================================
--- applets/wncklet/window-list.c	(révision 10485)
+++ applets/wncklet/window-list.c	(copie de travail)
@@ -74,9 +74,13 @@ tasklist_update (TasklistData *tasklist)
 	if (tasklist->orientation == GTK_ORIENTATION_HORIZONTAL) {
 		gtk_widget_set_size_request (GTK_WIDGET (tasklist->tasklist),
 					     -1, tasklist->size);
+		wnck_tasklist_set_vertical_mode (WNCK_TASKLIST (tasklist->tasklist),
+						 FALSE);
 	} else {
 		gtk_widget_set_size_request (GTK_WIDGET (tasklist->tasklist),
 					     tasklist->size, -1);
+		wnck_tasklist_set_vertical_mode (WNCK_TASKLIST (tasklist->tasklist),
+						 TRUE);
 	}
 
 	wnck_tasklist_set_grouping (WNCK_TASKLIST (tasklist->tasklist),
