//______________________________________________
void ShadowHelper::initialize( const ColorUtils::Rgba& color, const WindowShadow& shadow )
{
#if OXYGEN_DEBUG
std::cerr << "Oxygen::ShadowHelper::initialize" << std::endl;
#endif
reset();
_size = int(shadow.shadowSize()) - WindowShadow::Overlap;
// round tiles
WindowShadowKey key;
key.hasTopBorder = true;
key.hasBottomBorder = true;
_roundTiles = shadow.tileSet( color, key );
// square tiles
key.hasTopBorder = false;
key.hasBottomBorder = false;
_squareTiles = shadow.tileSet( color, key );
// re-install shadows for all windowId
for( WidgetMap::const_iterator iter = _widgets.begin(); iter != _widgets.end(); ++iter )
{ installX11Shadows( iter->first ); }
}
bool
ShadowHelper::eventFilter(QObject *object, QEvent *event)
{
if (event->type() == QEvent::WinIdChange)
installX11Shadows(static_cast<QWidget*>(object));
return false;
}
//_______________________________________________________
bool ShadowHelper::registerWidget(QWidget* widget, bool force)
{
// make sure widget is not already registered
if (_widgets.contains(widget)) {
return false;
}
// check if widget qualifies
if (!(force || acceptWidget(widget))) {
return false;
}
// store in map and add destroy signal connection
Utils::addEventFilter(widget, this);
_widgets.insert(widget, 0);
/*
need to install shadow directly when widget "created" state is already set
since WinID changed is never called when this is the case
*/
if (installX11Shadows(widget)) {
_widgets.insert(widget, widget->internalWinId());
}
connect(widget, SIGNAL(destroyed(QObject*)),
SLOT(objectDeleted(QObject*)));
return true;
}
//_______________________________________________________
bool ShadowHelper::eventFilter(QObject* object, QEvent* event)
{
// check event type
if (event->type() != QEvent::WinIdChange)
return false;
// cast widget
QWidget *widget(static_cast<QWidget*>(object));
// install shadows and update winId
if (installX11Shadows(widget)) {
_widgets.insert(widget, widget->internalWinId());
}
return false;
}
bool
ShadowHelper::registerWidget(QWidget *widget, bool force)
{
QtcQWidgetProps props(widget);
// make sure widget is not already registered
if (props->shadowRegistered)
return false;
// check if widget qualifies
if (!(force || acceptWidget(widget)))
return false;
props->shadowRegistered = true;
// WinIdChange Event, should not happen though
widget->installEventFilter(this);
installX11Shadows(widget);
return true;
}
//_______________________________________________________
void ShadowHelper::reloadConfig( void )
{
// shadow cache
shadowCache().readConfig();
// reset
reset();
// retrieve shadow pixmap
_size = shadowCache().shadowSize();
QPixmap pixmap( shadowCache().pixmap( ShadowCache::Key() ) );
if( !pixmap.isNull() )
{
QPainter painter( &pixmap );
// add transparency
painter.setCompositionMode(QPainter::CompositionMode_DestinationIn);
painter.fillRect( pixmap.rect(), QColor( 0, 0, 0, 150 ) );
}
// recreate tileset
_tiles = TileSet( pixmap, pixmap.width()/2, pixmap.height()/2, 1, 1 );
if( !pixmap.isNull() )
{
QPainter painter( &pixmap );
// add round corners
const QRect cornerRect( (pixmap.width()-10)/2, (pixmap.height()-10)/2, 10, 10 );
_helper.roundCorner( QPalette().color( QPalette::Window ) )->render( cornerRect, &painter );
}
// recreate tileset
_dockTiles = TileSet( pixmap, pixmap.width()/2, pixmap.height()/2, 1, 1 );
// update property for registered widgets
for( QMap<QWidget*,WId>::const_iterator iter = _widgets.constBegin(); iter != _widgets.constEnd(); ++iter )
{ installX11Shadows( iter.key() ); }
}
//______________________________________________
bool ShadowHelper::registerWidget( GtkWidget* widget )
{
// check widget
if( !( widget && GTK_IS_WINDOW( widget ) ) ) return false;
// make sure that widget is not already registered
if( _widgets.find( widget ) != _widgets.end() ) return false;
// check if window is accepted
if( !acceptWidget( widget ) ) return false;
// try install shadows
installX11Shadows( widget );
// register in map and returns success
WidgetData data;
data._destroyId.connect( G_OBJECT( widget ), "destroy", G_CALLBACK( destroyNotifyEvent ), this );
_widgets.insert( std::make_pair( widget, data ) );
return true;
}
