C++ (Cpp) QgsVectorDataProvider::createSpatialIndex Examples

Example #1

void QgsVectorLayerProperties::on_pbnIndex_clicked()
{
  QgsVectorDataProvider* pr = layer->dataProvider();
  if ( pr )
  {
    setCursor( Qt::WaitCursor );
    bool errval = pr->createSpatialIndex();
    setCursor( Qt::ArrowCursor );
    if ( errval )
    {
      QMessageBox::information( this, tr( "Spatial Index" ), tr( "Creation of spatial index successful" ) );
    }
    else
    {
      // TODO: Remind the user to use OGR >= 1.2.6 and Shapefile
      QMessageBox::information( this, tr( "Spatial Index" ), tr( "Creation of spatial index failed" ) );
    }
  }
}