QgsEditorWidgetSetup QgsEditorWidgetRegistry::findBest( const QgsVectorLayer *vl, const QString &fieldName ) const
{
QgsFields fields = vl->fields();
int index = fields.indexOf( fieldName );
if ( index > -1 )
{
QgsEditorWidgetSetup setup = vl->fields().at( index ).editorWidgetSetup();
if ( !setup.isNull() )
return setup;
}
return mAutoConf.editorWidgetSetup( vl, fieldName );
}
void QgsRelationEditorWidget::addFeature()
{
QgsAttributeMap keyAttrs;
const QgsVectorLayerTools *vlTools = mEditorContext.vectorLayerTools();
if ( mNmRelation.isValid() )
{
// n:m Relation: first let the user create a new feature on the other table
// and autocreate a new linking feature.
QgsFeature f;
if ( vlTools->addFeature( mNmRelation.referencedLayer(), QgsAttributeMap(), QgsGeometry(), &f ) )
{
// Fields of the linking table
const QgsFields fields = mRelation.referencingLayer()->fields();
// Expression context for the linking table
QgsExpressionContext context = mRelation.referencingLayer()->createExpressionContext();
QgsAttributeMap linkAttributes;
Q_FOREACH ( const QgsRelation::FieldPair &fieldPair, mRelation.fieldPairs() )
{
int index = fields.indexOf( fieldPair.first );
linkAttributes.insert( index, mFeature.attribute( fieldPair.second ) );
}
Q_FOREACH ( const QgsRelation::FieldPair &fieldPair, mNmRelation.fieldPairs() )
{
int index = fields.indexOf( fieldPair.first );
linkAttributes.insert( index, f.attribute( fieldPair.second ) );
}
QgsFeature linkFeature = QgsVectorLayerUtils::createFeature( mRelation.referencingLayer(), QgsGeometry(), linkAttributes, &context );
mRelation.referencingLayer()->addFeature( linkFeature );
updateUi();
}
}
void QgsAttributeTableConfig::update( const QgsFields &fields )
{
QStringList columns;
bool containsActionColumn = false;
for ( int i = mColumns.count() - 1; i >= 0; --i )
{
const ColumnConfig &column = mColumns.at( i );
if ( column.type == Field )
{
if ( fields.indexOf( column.name ) == -1 )
{
mColumns.remove( i );
}
else
{
columns.append( column.name );
}
}
else if ( column.type == Action )
{
containsActionColumn = true;
}
}
for ( const auto &field : fields )
{
if ( !columns.contains( field.name() ) )
{
ColumnConfig newColumn;
newColumn.hidden = false;
newColumn.type = Field;
newColumn.name = field.name();
mColumns.append( newColumn );
}
}
if ( !containsActionColumn )
{
ColumnConfig actionConfig;
actionConfig.type = Action;
actionConfig.hidden = true;
mColumns.append( actionConfig );
}
}
