void QgsComposerGroupItem::readXML( const QDomElement& itemElem, bool xServerAvailable )
{
if ( itemElem.isNull() )
{
return;
}
// text is always user text but for backward compatibility we read also text
QString userText = itemElem.attribute( "userText", "" );
if ( userText.isEmpty() )
{
userText = itemElem.attribute( "text", "" );
}
setText( userText );
setUserText( userText );
setStyle( QgsComposerLegendStyle::styleFromName( itemElem.attribute( "style", "group" ) ) );
//now call readXML for all the child items
QDomNodeList childList = itemElem.childNodes();
QDomNode currentNode;
QDomElement currentElem;
QgsComposerLegendItem* currentChildItem = 0;
int nChildItems = childList.count();
for ( int i = 0; i < nChildItems; ++i )
{
currentNode = childList.at( i );
if ( !currentNode.isElement() )
{
continue;
}
currentElem = currentNode.toElement();
QString elemTag = currentElem.tagName();
if ( elemTag == "GroupItem" )
{
currentChildItem = new QgsComposerGroupItem();
}
else if ( elemTag == "LayerItem" )
{
currentChildItem = new QgsComposerLayerItem();
}
else
{
continue; //unsupported child item type
}
currentChildItem->readXML( currentElem, xServerAvailable );
QList<QStandardItem *> itemsList;
itemsList << currentChildItem << new QgsComposerStyleItem( currentChildItem );
appendRow( itemsList );
}
}
void QgsComposerLayerItem::readXML( const QDomElement& itemElem, bool xServerAvailable )
{
if ( itemElem.isNull() )
{
return;
}
setText( itemElem.attribute( "text", "" ) );
setUserText( itemElem.attribute( "userText", "" ) );
setLayerID( itemElem.attribute( "layerId", "" ) );
setShowFeatureCount( itemElem.attribute( "showFeatureCount", "" ) == "1" ? true : false );
setStyle( QgsComposerLegendStyle::styleFromName( itemElem.attribute( "style", "subgroup" ) ) );
//now call readXML for all the child items
QDomNodeList childList = itemElem.childNodes();
QDomNode currentNode;
QDomElement currentElem;
QgsComposerLegendItem* currentChildItem = 0;
int nChildItems = childList.count();
for ( int i = 0; i < nChildItems; ++i )
{
currentNode = childList.at( i );
if ( !currentNode.isElement() )
{
continue;
}
currentElem = currentNode.toElement();
QString elemTag = currentElem.tagName();
if ( elemTag == "VectorClassificationItem" )
{
continue; // legacy - unsupported
}
else if ( elemTag == "VectorClassificationItemNg" )
{
currentChildItem = new QgsComposerSymbolV2Item();
}
else if ( elemTag == "RasterClassificationItem" )
{
currentChildItem = new QgsComposerRasterSymbolItem();
}
else
{
continue; //unsupported child type
}
currentChildItem->readXML( currentElem, xServerAvailable );
appendRow( currentChildItem );
}
}
void QgsComposerLayerItem::readXML( const QDomElement& itemElem )
{
if ( itemElem.isNull() )
{
return;
}
setText( itemElem.attribute( "text", "" ) );
setLayerID( itemElem.attribute( "layerId", "" ) );
//now call readXML for all the child items
QDomNodeList childList = itemElem.childNodes();
QDomNode currentNode;
QDomElement currentElem;
QgsComposerLegendItem* currentChildItem = 0;
int nChildItems = childList.count();
for ( int i = 0; i < nChildItems; ++i )
{
currentNode = childList.at( i );
if ( !currentNode.isElement() )
{
continue;
}
currentElem = currentNode.toElement();
QString elemTag = currentElem.tagName();
if ( elemTag == "VectorClassificationItem" )
{
currentChildItem = new QgsComposerSymbolItem();
}
else if ( elemTag == "VectorClassificationItemNg" )
{
currentChildItem = new QgsComposerSymbolV2Item();
}
else if ( elemTag == "RasterClassificationItem" )
{
currentChildItem = new QgsComposerRasterSymbolItem();
}
else
{
continue; //unsupported child type
}
currentChildItem->readXML( currentElem );
appendRow( currentChildItem );
}
}
bool QgsLegendModel::readXML( const QDomElement& legendModelElem, const QDomDocument& doc )
{
Q_UNUSED( doc );
if ( legendModelElem.isNull() )
{
return false;
}
clear();
QDomNodeList topLevelItemList = legendModelElem.childNodes();
QDomElement currentElem;
QgsComposerLegendItem* currentItem = 0;
int nTopLevelItems = topLevelItemList.size();
for ( int i = 0; i < nTopLevelItems; ++i )
{
currentElem = topLevelItemList.at( i ).toElement();
if ( currentElem.isNull() )
{
continue;
}
//toplevel items can be groups or layers
if ( currentElem.tagName() == "LayerItem" )
{
currentItem = new QgsComposerLayerItem();
}
else if ( currentElem.tagName() == "GroupItem" )
{
currentItem = new QgsComposerGroupItem();
}
currentItem->readXML( currentElem, mHasTopLevelWindow );
QList<QStandardItem *> itemsList;
itemsList << currentItem << new QgsComposerStyleItem( currentItem );
appendRow( itemsList );
}
setAutoUpdate( legendModelElem.attribute( "autoUpdate", "1" ).toInt() );
return true;
}
bool QgsLegendModel::dropMimeData( const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent )
{
Q_UNUSED( action );
Q_UNUSED( column );
if ( !data->hasFormat( "text/xml" ) )
{
return false;
}
QStandardItem* dropIntoItem = 0;
if ( parent.isValid() )
{
dropIntoItem = itemFromIndex( parent );
}
else
{
dropIntoItem = invisibleRootItem();
}
//get XML doc
QByteArray encodedData = data->data( "text/xml" );
QDomDocument xmlDoc;
xmlDoc.setContent( encodedData );
QDomElement dragDataElem = xmlDoc.documentElement();
if ( dragDataElem.tagName() != "LegendModelDragData" )
{
return false;
}
QDomNodeList nodeList = dragDataElem.childNodes();
int nChildNodes = nodeList.size();
QDomElement currentElem;
QString currentTagName;
QgsComposerLegendItem* currentItem = 0;
for ( int i = 0; i < nChildNodes; ++i )
{
currentElem = nodeList.at( i ).toElement();
if ( currentElem.isNull() )
{
continue;
}
currentTagName = currentElem.tagName();
if ( currentTagName == "LayerItem" )
{
currentItem = new QgsComposerLayerItem();
}
else if ( currentTagName == "GroupItem" )
{
currentItem = new QgsComposerGroupItem();
}
else
{
continue;
}
currentItem->readXML( currentElem );
if ( row < 0 )
{
dropIntoItem->insertRow( dropIntoItem->rowCount(), currentItem );
}
else
{
dropIntoItem->insertRow( row + i, currentItem );
}
}
emit layersChanged();
return true;
}
