void QgsExternalResourceWidgetWrapper::setFeature( const QgsFeature &feature )
{
if ( mQgsWidget && mPropertyCollection.hasActiveProperties() )
{
QgsExpressionContext expressionContext( QgsExpressionContextUtils::globalProjectLayerScopes( layer() ) );
expressionContext.setFeature( feature );
bool ok = false;
if ( mPropertyCollection.isActive( QgsEditorWidgetWrapper::RootPath ) )
{
QString path = mPropertyCollection.valueAsString( QgsEditorWidgetWrapper::RootPath, expressionContext, QString(), &ok );
if ( ok )
{
mQgsWidget->setDefaultRoot( path );
}
}
if ( mPropertyCollection.isActive( QgsEditorWidgetWrapper::DocumentViewerContent ) )
{
QString dvcString = mPropertyCollection.valueAsString( QgsEditorWidgetWrapper::DocumentViewerContent, expressionContext, QStringLiteral( "NoContent" ), &ok );
if ( ok )
{
QgsExternalResourceWidget::DocumentViewerContent dvc;
if ( dvcString.compare( QLatin1String( "image" ), Qt::CaseInsensitive ) == 0 )
{
dvc = QgsExternalResourceWidget::Image;
}
else if ( dvcString.compare( QLatin1String( "web" ), Qt::CaseInsensitive ) == 0 )
{
dvc = QgsExternalResourceWidget::Web;
}
else
{
dvc = QgsExternalResourceWidget::NoContent;
}
mQgsWidget->setDocumentViewerContent( dvc );
}
}
}
QgsEditorWidgetWrapper::setFeature( feature );
}
void QgsAbstractFeatureIterator::setupOrderBy( const QList<QgsFeatureRequest::OrderByClause>& orderBys )
{
// Let the provider try using an efficient order by strategy first
if ( !orderBys.isEmpty() && !prepareOrderBy( orderBys ) )
{
// No success from the provider
// Prepare the expressions
QList<QgsFeatureRequest::OrderByClause> preparedOrderBys( orderBys );
QList<QgsFeatureRequest::OrderByClause>::iterator orderByIt( preparedOrderBys.begin() );
QgsExpressionContext* expressionContext( mRequest.expressionContext() );
do
{
orderByIt->expression().prepare( expressionContext );
}
while ( ++orderByIt != preparedOrderBys.end() );
// Fetch all features
QgsIndexedFeature indexedFeature;
indexedFeature.mIndexes.resize( preparedOrderBys.size() );
while ( nextFeature( indexedFeature.mFeature ) )
{
expressionContext->setFeature( indexedFeature.mFeature );
int i = 0;
Q_FOREACH ( const QgsFeatureRequest::OrderByClause& orderBy, preparedOrderBys )
{
indexedFeature.mIndexes.replace( i++, orderBy.expression().evaluate( expressionContext ) );
}
// We need all features, to ignore the limit for this pre-fetch
// keep the fetched count at 0.
mFetchedCount = 0;
mCachedFeatures.append( indexedFeature );
}
