static void _readOldLegendGroup( const QDomElement &groupElem, QgsLayerTreeGroup *parent )
{
QDomNodeList groupChildren = groupElem.childNodes();
QgsLayerTreeGroup *groupNode = new QgsLayerTreeGroup( groupElem.attribute( QStringLiteral( "name" ) ) );
groupNode->setItemVisibilityChecked( QgsLayerTreeUtils::checkStateFromXml( groupElem.attribute( QStringLiteral( "checked" ) ) ) != Qt::Unchecked );
groupNode->setExpanded( groupElem.attribute( QStringLiteral( "open" ) ) == QLatin1String( "true" ) );
if ( groupElem.attribute( QStringLiteral( "embedded" ) ) == QLatin1String( "1" ) )
{
groupNode->setCustomProperty( QStringLiteral( "embedded" ), 1 );
groupNode->setCustomProperty( QStringLiteral( "embedded_project" ), groupElem.attribute( QStringLiteral( "project" ) ) );
}
for ( int i = 0; i < groupChildren.size(); ++i )
{
QDomElement currentChildElem = groupChildren.at( i ).toElement();
if ( currentChildElem.tagName() == QLatin1String( "legendlayer" ) )
{
_readOldLegendLayer( currentChildElem, groupNode );
}
else if ( currentChildElem.tagName() == QLatin1String( "legendgroup" ) )
{
_readOldLegendGroup( currentChildElem, groupNode );
}
}
parent->addChildNode( groupNode );
}
bool QgsLayerTreeUtils::readOldLegend( QgsLayerTreeGroup* root, const QDomElement& legendElem )
{
if ( legendElem.isNull() )
return false;
QDomNodeList legendChildren = legendElem.childNodes();
for ( int i = 0; i < legendChildren.size(); ++i )
{
QDomElement currentChildElem = legendChildren.at( i ).toElement();
if ( currentChildElem.tagName() == "legendlayer" )
{
_readOldLegendLayer( currentChildElem, root );
}
else if ( currentChildElem.tagName() == "legendgroup" )
{
_readOldLegendGroup( currentChildElem, root );
}
}
return true;
}