DisplayGroupGraphicsView::DisplayGroupGraphicsView()
{
// create and set scene for the view
setScene(new DisplayGroupGraphicsScene());
// force scene to be anchored at top left
setAlignment(Qt::AlignLeft | Qt::AlignTop);
// set attributes of the view
setInteractive(true);
setDragMode(QGraphicsView::RubberBandDrag);
setAcceptDrops(true);
grabGestures();
}
void DisplayGroupGraphicsView::setModel( DisplayGroupPtr displayGroup )
{
if( displayGroup_ )
{
displayGroup_->disconnect( this );
scene()->clear();
static_cast< DisplayGroupGraphicsScene* >( scene( ))->refreshTileRects();
grabGestures();
}
displayGroup_ = displayGroup;
if( !displayGroup_ )
return;
connect( displayGroup_.get(), SIGNAL( contentWindowAdded( ContentWindowPtr )),
this, SLOT( addContentWindow( ContentWindowPtr )));
connect( displayGroup_.get(), SIGNAL( contentWindowRemoved( ContentWindowPtr )),
this, SLOT(removeContentWindow(ContentWindowPtr)));
connect( displayGroup_.get(), SIGNAL( contentWindowMovedToFront( ContentWindowPtr )),
this, SLOT( moveContentWindowToFront( ContentWindowPtr )));
}