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c3c979a0f2
- refactor attribute dialog calls to QgsFeatureAttribute - add QgsVectorLayer::featureAdded signal - improve interactive attribute editing in table (adding/deleting features, attribute update) - allow adding of geometryless features - fix attribute undo/redo git-svn-id: http://svn.osgeo.org/qgis/trunk@14729 c8812cc2-4d05-0410-92ff-de0c093fc19c
92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
/***************************************************************************
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QgsAttributeTableMemoryModel.cpp
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--------------------------------------
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Date : Feb 2009
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Copyright : (C) 2009 Vita Cizek
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Email : weetya (at) gmail.com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "qgsattributetablememorymodel.h"
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#include "qgsattributetablefiltermodel.h"
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#include "qgsfield.h"
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#include "qgsvectorlayer.h"
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#include "qgslogger.h"
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#include <QtGui>
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#include <QVariant>
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/////////////////////
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// In-Memory model //
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/////////////////////
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void QgsAttributeTableMemoryModel::loadLayer()
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{
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QgsAttributeTableModel::loadLayer();
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mLayer->select( mLayer->pendingAllAttributesList(), QgsRectangle(), false );
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mFeatureMap.reserve( mLayer->pendingFeatureCount() + 50 );
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QgsFeature f;
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while ( mLayer->nextFeature( f ) )
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mFeatureMap.insert( f.id(), f );
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}
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QgsAttributeTableMemoryModel::QgsAttributeTableMemoryModel
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( QgsVectorLayer *theLayer )
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: QgsAttributeTableModel( theLayer )
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{
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loadLayer();
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}
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bool QgsAttributeTableMemoryModel::featureAtId( int fid )
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{
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if ( mFeatureMap.contains( fid ) )
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{
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mFeat = mFeatureMap[ fid ];
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return true;
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}
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else
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{
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QgsDebugMsg( QString( "feature %1 not loaded" ).arg( fid ) );
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return false;
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}
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}
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void QgsAttributeTableMemoryModel::featureDeleted( int fid )
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{
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QgsDebugMsg( "entered." );
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mFeatureMap.remove( fid );
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QgsAttributeTableModel::featureDeleted( fid );
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}
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void QgsAttributeTableMemoryModel::featureAdded( int fid )
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{
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QgsDebugMsg( "entered." );
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QgsFeature f;
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mLayer->featureAtId( fid, f, false, true );
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mFeatureMap.insert( fid, f );
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QgsAttributeTableModel::featureAdded( fid );
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}
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void QgsAttributeTableMemoryModel::layerDeleted()
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{
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QgsDebugMsg( "entered." );
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mFeatureMap.clear();
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QgsAttributeTableModel::layerDeleted();
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}
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void QgsAttributeTableMemoryModel::attributeValueChanged( int fid, int idx, const QVariant &value )
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{
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QgsDebugMsg( "entered." );
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mFeatureMap[fid].changeAttribute( idx, value );
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QgsAttributeTableModel::attributeValueChanged( fid, idx, value );
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}
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