QgsAttributeEditorElement* QgsEditFormConfig::attributeEditorElementFromDomElement( QDomElement &elem, QObject* parent )
{
QgsAttributeEditorElement* newElement = nullptr;
if ( elem.tagName() == "attributeEditorContainer" )
{
QgsAttributeEditorContainer* container = new QgsAttributeEditorContainer( elem.attribute( "name" ), parent );
QDomNodeList childNodeList = elem.childNodes();
for ( int i = 0; i < childNodeList.size(); i++ )
{
QDomElement childElem = childNodeList.at( i ).toElement();
QgsAttributeEditorElement *myElem = attributeEditorElementFromDomElement( childElem, container );
if ( myElem )
container->addChildElement( myElem );
}
newElement = container;
}
else if ( elem.tagName() == "attributeEditorField" )
{
QString name = elem.attribute( "name" );
int idx = mFields.fieldNameIndex( name );
newElement = new QgsAttributeEditorField( name, idx, parent );
}
else if ( elem.tagName() == "attributeEditorRelation" )
{
// At this time, the relations are not loaded
// So we only grab the id and delegate the rest to onRelationsLoaded()
QString name = elem.attribute( "name" );
newElement = new QgsAttributeEditorRelation( name, elem.attribute( "relation", "[None]" ), parent );
}
return newElement;
}
Q_FOREACH ( QgsAttributeEditorElement* elem, mAttributeEditorElements )
{
if ( elem->type() == QgsAttributeEditorElement::AeTypeContainer )
{
QgsAttributeEditorContainer* cont = dynamic_cast< QgsAttributeEditorContainer* >( elem );
if ( !cont )
continue;
QList<QgsAttributeEditorElement*> relations = cont->findElements( QgsAttributeEditorElement::AeTypeRelation );
Q_FOREACH ( QgsAttributeEditorElement* relElem, relations )
{
QgsAttributeEditorRelation* rel = dynamic_cast< QgsAttributeEditorRelation* >( relElem );
if ( !rel )
continue;
rel->init( QgsProject::instance()->relationManager() );
}
QList<QgsAttributeEditorElement*> QgsAttributeEditorContainer::findElements( QgsAttributeEditorElement::AttributeEditorType type ) const
{
QList<QgsAttributeEditorElement*> results;
Q_FOREACH ( QgsAttributeEditorElement* elem, mChildren )
{
if ( elem->type() == type )
{
results.append( elem );
}
if ( elem->type() == AeTypeContainer )
{
QgsAttributeEditorContainer* cont = dynamic_cast<QgsAttributeEditorContainer*>( elem );
if ( cont )
results += cont->findElements( type );
}
}
return results;
}
