+protected:
+ bool eventFilter(QObject *obj, QEvent *event)
+ {
+ if( event->type() == QEvent::Hide ||
+ event->type() == QEvent::HideToParent )
+ {
+ event->accept();
+ return true;
+ }
+ return false;
+ }
+ virtual void dropEvent( QDropEvent *);
+ virtual void dragEnterEvent( QDragEnterEvent * );
+ virtual void dragMoveEvent( QDragMoveEvent * );
+ virtual void dragLeaveEvent( QDragLeaveEvent * );