Exemplos de SymbolLayerItem::takeRow em C++ (Cpp)

Exemplo n.º 1

Arquivo: qgssymbolselectordialog.cpp Projeto: dbaston/QGIS

void QgsSymbolSelectorWidget::moveLayerByOffset( int offset )
{
  SymbolLayerItem *item = currentLayerItem();
  if ( !item )
    return;
  int row = item->row();

  SymbolLayerItem *parent = static_cast<SymbolLayerItem *>( item->parent() );
  QgsSymbol *parentSymbol = parent->symbol();

  int layerIdx = parent->rowCount() - row - 1;
  // switch layers
  QgsSymbolLayer *tmpLayer = parentSymbol->takeSymbolLayer( layerIdx );
  parentSymbol->insertSymbolLayer( layerIdx - offset, tmpLayer );

  QList<QStandardItem *> rowItems = parent->takeRow( row );
  parent->insertRows( row + offset, rowItems );
  parent->updatePreview();

  QModelIndex newIdx = rowItems[ 0 ]->index();
  layersTree->setCurrentIndex( newIdx );

  updatePreview();
  updateUi();
}