void QgsSymbolV2SelectorWidget::setMapCanvas( QgsMapCanvas *canvas )
{
mMapCanvas = canvas;
QWidget* widget = stackedWidget->currentWidget();
QgsLayerPropertiesWidget* layerProp = dynamic_cast< QgsLayerPropertiesWidget* >( widget );
QgsSymbolsListWidget* listWidget = dynamic_cast< QgsSymbolsListWidget* >( widget );
if ( layerProp )
layerProp->setMapCanvas( canvas );
if ( listWidget )
listWidget->setMapCanvas( canvas );
}
void QgsSymbolV2SelectorDialog::layerChanged()
{
updateUi();
SymbolLayerItem *currentItem = static_cast<SymbolLayerItem*>( model->itemFromIndex( layersTree->currentIndex() ) );
if ( currentItem == NULL )
return;
if ( currentItem->isLayer() )
{
SymbolLayerItem *parent = static_cast<SymbolLayerItem*>( currentItem->parent() );
mDataDefineRestorer.reset( new DataDefinedRestorer( parent->symbol(), currentItem->layer() ) );
QgsLayerPropertiesWidget *layerProp = new QgsLayerPropertiesWidget( currentItem->layer(), parent->symbol(), mVectorLayer );
layerProp->setExpressionContext( mPresetExpressionContext.data() );
layerProp->setMapCanvas( mMapCanvas );
setWidget( layerProp );
connect( layerProp, SIGNAL( changed() ), mDataDefineRestorer.data(), SLOT( restore() ) );
connect( layerProp, SIGNAL( changed() ), this, SLOT( updateLayerPreview() ) );
// This connection when layer type is changed
connect( layerProp, SIGNAL( changeLayer( QgsSymbolLayerV2* ) ), this, SLOT( changeLayer( QgsSymbolLayerV2* ) ) );
}
