QRegion
BlurHelper::blurRegion(QWidget *widget) const
{
if (!widget->isVisible())
return QRegion();
// get main region
QRegion region = widget->mask().isEmpty() ? widget->rect() : widget->mask();
// trim blur region to remove unnecessary areas
trimBlurRegion(widget, widget, region);
return region;
}
//___________________________________________________________
QRegion BlurHelper::blurRegion( QWidget* widget ) const
{
if( !widget->isVisible() ) return QRegion();
// get main region
QRegion region;
if(
qobject_cast<const QDockWidget*>( widget ) ||
qobject_cast<const QMenu*>( widget ) ||
qobject_cast<const QToolBar*>( widget ) ||
widget->inherits( "QComboBoxPrivateContainer" ) )
{
region = _helper.roundedMask( widget->rect() );
} else region = widget->mask().isEmpty() ? widget->rect():widget->mask();
// trim blur region to remove unnecessary areas
trimBlurRegion( widget, widget, region );
return region;
}
