void FrameShadowFactory::installShadows(QWidget* widget, StyleHelper& helper, bool flat) {
removeShadows(widget);
widget->installEventFilter(this);
if (!flat) {
installShadow( widget, helper, Left );
installShadow( widget, helper, Right );
}
installShadow( widget, helper, Top, flat );
installShadow( widget, helper, Bottom, flat );
}
//____________________________________________________________________________________
bool MdiWindowShadowFactory::eventFilter( QObject* object, QEvent* event )
{
switch( event->type() )
{
// TODO: possibly implement ZOrderChange event, to make sure that
// the shadow is always painted on top
case QEvent::ZOrderChange:
updateShadowZOrder( object );
break;
case QEvent::Destroy:
if( isRegistered( object ) )
{
_registeredWidgets.remove( object );
removeShadow( object );
}
break;
case QEvent::Hide:
hideShadows( object );
break;
case QEvent::Show:
installShadow( object );
updateShadowGeometry( object );
updateShadowZOrder( object );
break;
case QEvent::Move:
case QEvent::Resize:
updateShadowGeometry( object );
break;
default:
break;
}
return QObject::eventFilter( object, event );
}