when an action is triggered really close the toolbox, don't just hide it

svn path=/trunk/KDE/kdelibs/; revision=1022109

private/desktoptoolbox.cpp

@@ -309,7 +309,7 @@ void DesktopToolBox::toolTriggered(bool)
     QAction *action = qobject_cast<QAction *>(sender());
 
     if (!action || !action->autoRepeat()) {
-        hideToolBox();
+        emit toggled();
     }
 }