QgsAttributeTableModel::QgsAttributeTableModel( QgsVectorLayerCache *layerCache, QObject *parent )
: QAbstractTableModel( parent )
, mLayerCache( layerCache )
, mCachedField( -1 )
{
QgsDebugMsg( "entered." );
if ( layerCache->layer()->geometryType() == QGis::NoGeometry )
{
mFeatureRequest.setFlags( QgsFeatureRequest::NoGeometry );
}
mFeat.setFeatureId( std::numeric_limits<int>::min() );
if ( !layer()->hasGeometryType() )
mFeatureRequest.setFlags( QgsFeatureRequest::NoGeometry );
loadAttributes();
connect( mLayerCache, SIGNAL( attributeValueChanged( QgsFeatureId, int, const QVariant& ) ), this, SLOT( attributeValueChanged( QgsFeatureId, int, const QVariant& ) ) );
connect( layer(), SIGNAL( featureDeleted( QgsFeatureId ) ), this, SLOT( featureDeleted( QgsFeatureId ) ) );
connect( layer(), SIGNAL( attributeDeleted( int ) ), this, SLOT( attributeDeleted( int ) ) );
connect( layer(), SIGNAL( updatedFields() ), this, SLOT( updatedFields() ) );
connect( layer(), SIGNAL( editCommandEnded() ), this, SLOT( editCommandEnded() ) );
connect( mLayerCache, SIGNAL( featureAdded( QgsFeatureId ) ), this, SLOT( featureAdded( QgsFeatureId ) ) );
connect( mLayerCache, SIGNAL( cachedLayerDeleted() ), this, SLOT( layerDeleted() ) );
}
QgsAttributeTableModel::QgsAttributeTableModel( QgsVectorLayerCache *layerCache, QObject *parent )
: QAbstractTableModel( parent )
, mLayerCache( layerCache )
, mFieldCount( 0 )
, mSortCacheExpression( QLatin1String( "" ) )
, mSortFieldIndex( -1 )
, mExtraColumns( 0 )
{
mExpressionContext << QgsExpressionContextUtils::globalScope()
<< QgsExpressionContextUtils::projectScope()
<< QgsExpressionContextUtils::layerScope( layerCache->layer() );
if ( layerCache->layer()->geometryType() == QgsWkbTypes::NullGeometry )
{
mFeatureRequest.setFlags( QgsFeatureRequest::NoGeometry );
}
mFeat.setFeatureId( std::numeric_limits<int>::min() );
if ( !layer()->hasGeometryType() )
mFeatureRequest.setFlags( QgsFeatureRequest::NoGeometry );
loadAttributes();
connect( mLayerCache, SIGNAL( attributeValueChanged( QgsFeatureId, int, const QVariant& ) ), this, SLOT( attributeValueChanged( QgsFeatureId, int, const QVariant& ) ) );
connect( layer(), SIGNAL( featuresDeleted( QgsFeatureIds ) ), this, SLOT( featuresDeleted( QgsFeatureIds ) ) );
connect( layer(), SIGNAL( attributeDeleted( int ) ), this, SLOT( attributeDeleted( int ) ) );
connect( layer(), SIGNAL( updatedFields() ), this, SLOT( updatedFields() ) );
connect( layer(), SIGNAL( editCommandEnded() ), this, SLOT( editCommandEnded() ) );
connect( mLayerCache, SIGNAL( featureAdded( QgsFeatureId ) ), this, SLOT( featureAdded( QgsFeatureId ) ) );
connect( mLayerCache, SIGNAL( cachedLayerDeleted() ), this, SLOT( layerDeleted() ) );
}
bool QgsVirtualLayerProvider::loadSourceLayers()
{
Q_FOREACH ( const QgsVirtualLayerDefinition::SourceLayer &layer, mDefinition.sourceLayers() )
{
if ( layer.isReferenced() )
{
QgsMapLayer *l = QgsMapLayerRegistry::instance()->mapLayer( layer.reference() );
if ( !l )
{
PROVIDER_ERROR( QString( "Cannot find layer %1" ).arg( layer.reference() ) );
return false;
}
if ( l->type() != QgsMapLayer::VectorLayer )
{
PROVIDER_ERROR( QString( "Layer %1 is not a vector layer" ).arg( layer.reference() ) );
return false;
}
// add the layer to the list
QgsVectorLayer* vl = static_cast<QgsVectorLayer*>( l );
mLayers << SourceLayer( vl, layer.name() );
// connect to modification signals to invalidate statistics
connect( vl, SIGNAL( featureAdded( QgsFeatureId ) ), this, SLOT( invalidateStatistics() ) );
connect( vl, SIGNAL( featureDeleted( QgsFeatureId ) ), this, SLOT( invalidateStatistics() ) );
connect( vl, SIGNAL( geometryChanged( QgsFeatureId, const QgsGeometry& ) ), this, SLOT( invalidateStatistics() ) );
}
else
{
bool QgsVectorLayerEditPassthrough::addFeatures( QgsFeatureList& features )
{
if ( L->dataProvider()->addFeatures( features ) )
{
Q_FOREACH ( const QgsFeature& f, features )
{
emit featureAdded( f.id() );
}
bool QgsVectorLayerEditPassthrough::addFeature( QgsFeature& f )
{
QgsFeatureList fl;
fl << f;
if ( L->dataProvider()->addFeatures( fl ) )
{
f = fl.first();
emit featureAdded( f.id() );
mModified = true;
return true;
}
return false;
}
void QgsAttributeTableModel::loadLayer()
{
// make sure attributes are properly updated before caching the data
// (emit of progress() signal may enter event loop and thus attribute
// table view may be updated with inconsistent model which may assume
// wrong number of attributes)
loadAttributes();
beginResetModel();
if ( rowCount() != 0 )
{
removeRows( 0, rowCount() );
}
// Layer might have been deleted and cache set to nullptr!
if ( mLayerCache )
{
QgsFeatureIterator features = mLayerCache->getFeatures( mFeatureRequest );
int i = 0;
QTime t;
t.start();
while ( features.nextFeature( mFeat ) )
{
++i;
if ( t.elapsed() > 1000 )
{
bool cancel = false;
emit progress( i, cancel );
if ( cancel )
break;
t.restart();
}
featureAdded( mFeat.id(), true );
}
emit finished();
connect( mLayerCache, &QgsVectorLayerCache::invalidated, this, &QgsAttributeTableModel::loadLayer, Qt::UniqueConnection );
}
endResetModel();
}
void QgsAttributeTableModel::loadLayer()
{
QgsDebugMsg( "entered." );
beginRemoveRows( QModelIndex(), 0, rowCount() - 1 );
removeRows( 0, rowCount() );
endRemoveRows();
QSettings settings;
int behaviour = settings.value( "/qgis/attributeTableBehaviour", 0 ).toInt();
if ( behaviour == 1 )
{
beginInsertRows( QModelIndex(), 0, mLayer->selectedFeatureCount() );
foreach( int fid, mLayer->selectedFeaturesIds() )
{
featureAdded( fid, false );
}
endInsertRows();
}
void QgsAttributeTableModel::loadLayer()
{
QgsDebugMsg( "entered." );
if ( rowCount() != 0 )
{
beginRemoveRows( QModelIndex(), 0, rowCount() - 1 );
removeRows( 0, rowCount() );
endRemoveRows();
}
QgsFeatureIterator features = mLayerCache->getFeatures( mFeatureRequest );
int i = 0;
QTime t;
t.start();
QgsFeature feat;
while ( features.nextFeature( feat ) )
{
++i;
if ( t.elapsed() > 1000 )
{
bool cancel = false;
emit( progress( i, cancel ) );
if ( cancel )
break;
t.restart();
}
mFeat = feat;
featureAdded( feat.id() );
}
emit finished();
mFieldCount = mAttributes.size();
}
void QgsAttributeTableModel::attributeValueChanged( QgsFeatureId fid, int idx, const QVariant &value )
{
QgsDebugMsgLevel( QString( "(%4) fid: %1, idx: %2, value: %3" ).arg( fid ).arg( idx ).arg( value.toString() ).arg( mFeatureRequest.filterType() ), 3 );
// No filter request: skip all possibly heavy checks
if ( mFeatureRequest.filterType() == QgsFeatureRequest::FilterNone )
{
setData( index( idToRow( fid ), fieldCol( idx ) ), value, Qt::EditRole );
}
else
{
if ( loadFeatureAtId( fid ) )
{
if ( mFeatureRequest.acceptFeature( mFeat ) )
{
if ( !mIdRowMap.contains( fid ) )
{
// Feature changed in such a way, it will be shown now
featureAdded( fid );
}
else
{
if ( idx == mCachedField )
mFieldCache[ fid ] = value;
// Update representation
setData( index( idToRow( fid ), fieldCol( idx ) ), value, Qt::EditRole );
}
}
else
{
if ( mIdRowMap.contains( fid ) )
{
// Feature changed such, that it is no longer shown
featureDeleted( fid );
}
// else: we don't care
}
}
}
}
QgsAttributeTableDialog::QgsAttributeTableDialog( QgsVectorLayer *theLayer, QWidget *parent, Qt::WindowFlags flags )
: QDialog( parent, flags )
, mDock( nullptr )
, mLayer( theLayer )
, mRubberBand( nullptr )
, mCurrentSearchWidgetWrapper( nullptr )
{
setupUi( this );
// Fix selection color on loosing focus (Windows)
setStyleSheet( QgisApp::instance()->styleSheet() );
setAttribute( Qt::WA_DeleteOnClose );
QSettings settings;
// Initialize the window geometry
restoreGeometry( settings.value( "/Windows/BetterAttributeTable/geometry" ).toByteArray() );
QgsAttributeEditorContext context;
myDa = new QgsDistanceArea();
myDa->setSourceCrs( mLayer->crs() );
myDa->setEllipsoidalMode( QgisApp::instance()->mapCanvas()->mapSettings().hasCrsTransformEnabled() );
myDa->setEllipsoid( QgsProject::instance()->readEntry( "Measure", "/Ellipsoid", GEO_NONE ) );
context.setDistanceArea( *myDa );
context.setVectorLayerTools( QgisApp::instance()->vectorLayerTools() );
QgsFeatureRequest r;
if ( mLayer->geometryType() != QGis::NoGeometry &&
settings.value( "/qgis/attributeTableBehaviour", QgsAttributeTableFilterModel::ShowAll ).toInt() == QgsAttributeTableFilterModel::ShowVisible )
{
QgsMapCanvas *mc = QgisApp::instance()->mapCanvas();
QgsRectangle extent( mc->mapSettings().mapToLayerCoordinates( theLayer, mc->extent() ) );
r.setFilterRect( extent );
QgsGeometry *g = QgsGeometry::fromRect( extent );
mRubberBand = new QgsRubberBand( mc, QGis::Polygon );
mRubberBand->setToGeometry( g, theLayer );
delete g;
mActionShowAllFilter->setText( tr( "Show All Features In Initial Canvas Extent" ) );
}
// Initialize dual view
mMainView->init( mLayer, QgisApp::instance()->mapCanvas(), r, context );
// Initialize filter gui elements
mFilterActionMapper = new QSignalMapper( this );
mFilterColumnsMenu = new QMenu( this );
mActionFilterColumnsMenu->setMenu( mFilterColumnsMenu );
mApplyFilterButton->setDefaultAction( mActionApplyFilter );
// Set filter icon in a couple of places
QIcon filterIcon = QgsApplication::getThemeIcon( "/mActionFilter.svg" );
mActionShowAllFilter->setIcon( filterIcon );
mActionAdvancedFilter->setIcon( filterIcon );
mActionSelectedFilter->setIcon( filterIcon );
mActionVisibleFilter->setIcon( filterIcon );
mActionEditedFilter->setIcon( filterIcon );
// Connect filter signals
connect( mActionAdvancedFilter, SIGNAL( triggered() ), SLOT( filterExpressionBuilder() ) );
connect( mActionShowAllFilter, SIGNAL( triggered() ), SLOT( filterShowAll() ) );
connect( mActionSelectedFilter, SIGNAL( triggered() ), SLOT( filterSelected() ) );
connect( mActionVisibleFilter, SIGNAL( triggered() ), SLOT( filterVisible() ) );
connect( mActionEditedFilter, SIGNAL( triggered() ), SLOT( filterEdited() ) );
connect( mFilterActionMapper, SIGNAL( mapped( QObject* ) ), SLOT( filterColumnChanged( QObject* ) ) );
connect( mFilterQuery, SIGNAL( returnPressed() ), SLOT( filterQueryAccepted() ) );
connect( mActionApplyFilter, SIGNAL( triggered() ), SLOT( filterQueryAccepted() ) );
connect( mSetStyles, SIGNAL( pressed() ), SLOT( openConditionalStyles() ) );
// info from layer to table
connect( mLayer, SIGNAL( editingStarted() ), this, SLOT( editingToggled() ) );
connect( mLayer, SIGNAL( editingStopped() ), this, SLOT( editingToggled() ) );
connect( mLayer, SIGNAL( layerDeleted() ), this, SLOT( close() ) );
connect( mLayer, SIGNAL( selectionChanged() ), this, SLOT( updateTitle() ) );
connect( mLayer, SIGNAL( featureAdded( QgsFeatureId ) ), this, SLOT( updateTitle() ) );
connect( mLayer, SIGNAL( featuresDeleted( QgsFeatureIds ) ), this, SLOT( updateTitle() ) );
connect( mLayer, SIGNAL( attributeAdded( int ) ), this, SLOT( columnBoxInit() ) );
connect( mLayer, SIGNAL( attributeDeleted( int ) ), this, SLOT( columnBoxInit() ) );
// connect table info to window
connect( mMainView, SIGNAL( filterChanged() ), this, SLOT( updateTitle() ) );
// info from table to application
connect( this, SIGNAL( saveEdits( QgsMapLayer * ) ), QgisApp::instance(), SLOT( saveEdits( QgsMapLayer * ) ) );
bool myDockFlag = settings.value( "/qgis/dockAttributeTable", false ).toBool();
if ( myDockFlag )
{
mDock = new QgsAttributeTableDock( tr( "Attribute table - %1 (%n Feature(s))", "feature count", mMainView->featureCount() ).arg( mLayer->name() ), QgisApp::instance() );
mDock->setAllowedAreas( Qt::BottomDockWidgetArea | Qt::TopDockWidgetArea );
mDock->setWidget( this );
connect( this, SIGNAL( destroyed() ), mDock, SLOT( close() ) );
QgisApp::instance()->addDockWidget( Qt::BottomDockWidgetArea, mDock );
}
columnBoxInit();
updateTitle();
mRemoveSelectionButton->setIcon( QgsApplication::getThemeIcon( "/mActionUnselectAttributes.png" ) );
mSelectedToTopButton->setIcon( QgsApplication::getThemeIcon( "/mActionSelectedToTop.png" ) );
mCopySelectedRowsButton->setIcon( QgsApplication::getThemeIcon( "/mActionCopySelected.png" ) );
mZoomMapToSelectedRowsButton->setIcon( QgsApplication::getThemeIcon( "/mActionZoomToSelected.svg" ) );
mPanMapToSelectedRowsButton->setIcon( QgsApplication::getThemeIcon( "/mActionPanToSelected.svg" ) );
mInvertSelectionButton->setIcon( QgsApplication::getThemeIcon( "/mActionInvertSelection.png" ) );
mToggleEditingButton->setIcon( QgsApplication::getThemeIcon( "/mActionToggleEditing.svg" ) );
mSaveEditsButton->setIcon( QgsApplication::getThemeIcon( "/mActionSaveEdits.svg" ) );
mDeleteSelectedButton->setIcon( QgsApplication::getThemeIcon( "/mActionDeleteSelected.svg" ) );
mOpenFieldCalculator->setIcon( QgsApplication::getThemeIcon( "/mActionCalculateField.png" ) );
mAddAttribute->setIcon( QgsApplication::getThemeIcon( "/mActionNewAttribute.png" ) );
mRemoveAttribute->setIcon( QgsApplication::getThemeIcon( "/mActionDeleteAttribute.png" ) );
mTableViewButton->setIcon( QgsApplication::getThemeIcon( "/mActionOpenTable.png" ) );
mAttributeViewButton->setIcon( QgsApplication::getThemeIcon( "/mActionPropertyItem.png" ) );
mExpressionSelectButton->setIcon( QgsApplication::getThemeIcon( "/mIconExpressionSelect.svg" ) );
mAddFeature->setIcon( QgsApplication::getThemeIcon( "/mActionNewTableRow.png" ) );
// toggle editing
bool canChangeAttributes = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::ChangeAttributeValues;
bool canDeleteFeatures = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::DeleteFeatures;
bool canAddAttributes = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::AddAttributes;
bool canDeleteAttributes = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::DeleteAttributes;
bool canAddFeatures = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::AddFeatures;
mToggleEditingButton->blockSignals( true );
mToggleEditingButton->setCheckable( true );
mToggleEditingButton->setChecked( mLayer->isEditable() );
mToggleEditingButton->setEnabled(( canChangeAttributes || canDeleteFeatures || canAddAttributes || canDeleteAttributes || canAddFeatures ) && !mLayer->isReadOnly() );
mToggleEditingButton->blockSignals( false );
mSaveEditsButton->setEnabled( mToggleEditingButton->isEnabled() && mLayer->isEditable() );
mReloadButton->setEnabled( ! mLayer->isEditable() );
mAddAttribute->setEnabled(( canChangeAttributes || canAddAttributes ) && mLayer->isEditable() );
mDeleteSelectedButton->setEnabled( canDeleteFeatures && mLayer->isEditable() );
mAddFeature->setEnabled( canAddFeatures && mLayer->isEditable() );
mAddFeature->setHidden( !canAddFeatures );
mMainViewButtonGroup->setId( mTableViewButton, QgsDualView::AttributeTable );
mMainViewButtonGroup->setId( mAttributeViewButton, QgsDualView::AttributeEditor );
// Load default attribute table filter
QgsAttributeTableFilterModel::FilterMode defaultFilterMode = ( QgsAttributeTableFilterModel::FilterMode ) settings.value( "/qgis/attributeTableBehaviour", QgsAttributeTableFilterModel::ShowAll ).toInt();
switch ( defaultFilterMode )
{
case QgsAttributeTableFilterModel::ShowVisible:
filterVisible();
break;
case QgsAttributeTableFilterModel::ShowSelected:
filterSelected();
break;
case QgsAttributeTableFilterModel::ShowAll:
default:
filterShowAll();
break;
}
mUpdateExpressionText->registerGetExpressionContextCallback( &_getExpressionContext, mLayer );
mFieldModel = new QgsFieldModel( this );
mFieldModel->setLayer( mLayer );
mFieldCombo->setModel( mFieldModel );
connect( mRunFieldCalc, SIGNAL( clicked() ), this, SLOT( updateFieldFromExpression() ) );
connect( mRunFieldCalcSelected, SIGNAL( clicked() ), this, SLOT( updateFieldFromExpressionSelected() ) );
// NW TODO Fix in 2.6 - Doesn't work with field model for some reason.
// connect( mUpdateExpressionText, SIGNAL( returnPressed() ), this, SLOT( updateFieldFromExpression() ) );
connect( mUpdateExpressionText, SIGNAL( fieldChanged( QString, bool ) ), this, SLOT( updateButtonStatus( QString, bool ) ) );
mUpdateExpressionText->setLayer( mLayer );
mUpdateExpressionText->setLeftHandButtonStyle( true );
mMainView->setView( QgsDualView::AttributeTable );
editingToggled();
}
QgsAttributeTableDialog::QgsAttributeTableDialog( QgsVectorLayer *theLayer, QWidget *parent, Qt::WindowFlags flags )
: QDialog( parent, flags )
, mDock( nullptr )
, mLayer( theLayer )
, mRubberBand( nullptr )
, mCurrentSearchWidgetWrapper( nullptr )
{
setupUi( this );
Q_FOREACH ( const QgsField& field, mLayer->fields() )
{
mVisibleFields.append( field.name() );
}
// Fix selection color on loosing focus (Windows)
setStyleSheet( QgisApp::instance()->styleSheet() );
setAttribute( Qt::WA_DeleteOnClose );
layout()->setMargin( 0 );
layout()->setContentsMargins( 0, 0, 0, 0 );
static_cast< QGridLayout* >( layout() )->setVerticalSpacing( 0 );
QSettings settings;
int size = settings.value( "/IconSize", 16 ).toInt();
if ( size > 32 )
{
size -= 16;
}
else if ( size == 32 )
{
size = 24;
}
else
{
size = 16;
}
mToolbar->setIconSize( QSize( size, size ) );
// Initialize the window geometry
restoreGeometry( settings.value( "/Windows/BetterAttributeTable/geometry" ).toByteArray() );
myDa = new QgsDistanceArea();
myDa->setSourceCrs( mLayer->crs() );
myDa->setEllipsoidalMode( QgisApp::instance()->mapCanvas()->mapSettings().hasCrsTransformEnabled() );
myDa->setEllipsoid( QgsProject::instance()->readEntry( "Measure", "/Ellipsoid", GEO_NONE ) );
mEditorContext.setDistanceArea( *myDa );
mEditorContext.setVectorLayerTools( QgisApp::instance()->vectorLayerTools() );
QgsFeatureRequest r;
if ( mLayer->geometryType() != QGis::NoGeometry &&
settings.value( "/qgis/attributeTableBehaviour", QgsAttributeTableFilterModel::ShowAll ).toInt() == QgsAttributeTableFilterModel::ShowVisible )
{
QgsMapCanvas *mc = QgisApp::instance()->mapCanvas();
QgsRectangle extent( mc->mapSettings().mapToLayerCoordinates( theLayer, mc->extent() ) );
r.setFilterRect( extent );
QgsGeometry *g = QgsGeometry::fromRect( extent );
mRubberBand = new QgsRubberBand( mc, QGis::Polygon );
mRubberBand->setToGeometry( g, theLayer );
delete g;
mActionShowAllFilter->setText( tr( "Show All Features In Initial Canvas Extent" ) );
}
// Initialize dual view
mMainView->init( mLayer, QgisApp::instance()->mapCanvas(), r, mEditorContext );
QgsAttributeTableConfig config = mLayer->attributeTableConfig();
mMainView->setAttributeTableConfig( config );
// Initialize filter gui elements
mFilterActionMapper = new QSignalMapper( this );
mFilterColumnsMenu = new QMenu( this );
mActionFilterColumnsMenu->setMenu( mFilterColumnsMenu );
mApplyFilterButton->setDefaultAction( mActionApplyFilter );
// Set filter icon in a couple of places
QIcon filterIcon = QgsApplication::getThemeIcon( "/mActionFilter2.svg" );
mActionShowAllFilter->setIcon( filterIcon );
mActionAdvancedFilter->setIcon( filterIcon );
mActionSelectedFilter->setIcon( filterIcon );
mActionVisibleFilter->setIcon( filterIcon );
mActionEditedFilter->setIcon( filterIcon );
// Connect filter signals
connect( mActionAdvancedFilter, SIGNAL( triggered() ), SLOT( filterExpressionBuilder() ) );
connect( mActionShowAllFilter, SIGNAL( triggered() ), SLOT( filterShowAll() ) );
connect( mActionSelectedFilter, SIGNAL( triggered() ), SLOT( filterSelected() ) );
connect( mActionVisibleFilter, SIGNAL( triggered() ), SLOT( filterVisible() ) );
connect( mActionEditedFilter, SIGNAL( triggered() ), SLOT( filterEdited() ) );
connect( mFilterActionMapper, SIGNAL( mapped( QObject* ) ), SLOT( filterColumnChanged( QObject* ) ) );
connect( mFilterQuery, SIGNAL( returnPressed() ), SLOT( filterQueryAccepted() ) );
connect( mActionApplyFilter, SIGNAL( triggered() ), SLOT( filterQueryAccepted() ) );
connect( mActionSetStyles, SIGNAL( triggered() ), SLOT( openConditionalStyles() ) );
// info from layer to table
connect( mLayer, SIGNAL( editingStarted() ), this, SLOT( editingToggled() ) );
connect( mLayer, SIGNAL( editingStopped() ), this, SLOT( editingToggled() ) );
connect( mLayer, SIGNAL( layerDeleted() ), this, SLOT( close() ) );
connect( mLayer, SIGNAL( selectionChanged() ), this, SLOT( updateTitle() ) );
connect( mLayer, SIGNAL( featureAdded( QgsFeatureId ) ), this, SLOT( updateTitle() ) );
connect( mLayer, SIGNAL( featuresDeleted( QgsFeatureIds ) ), this, SLOT( updateTitle() ) );
connect( mLayer, SIGNAL( attributeAdded( int ) ), this, SLOT( columnBoxInit() ) );
connect( mLayer, SIGNAL( attributeDeleted( int ) ), this, SLOT( columnBoxInit() ) );
// connect table info to window
connect( mMainView, SIGNAL( filterChanged() ), this, SLOT( updateTitle() ) );
connect( mMainView, SIGNAL( filterExpressionSet( QString, QgsAttributeForm::FilterType ) ), this, SLOT( formFilterSet( QString, QgsAttributeForm::FilterType ) ) );
connect( mMainView, SIGNAL( formModeChanged( QgsAttributeForm::Mode ) ), this, SLOT( viewModeChanged( QgsAttributeForm::Mode ) ) );
// info from table to application
connect( this, SIGNAL( saveEdits( QgsMapLayer * ) ), QgisApp::instance(), SLOT( saveEdits( QgsMapLayer * ) ) );
bool myDockFlag = settings.value( "/qgis/dockAttributeTable", false ).toBool();
if ( myDockFlag )
{
mDock = new QgsAttributeTableDock( tr( "%1 (%n Feature(s))", "feature count", mMainView->featureCount() ).arg( mLayer->name() ), QgisApp::instance() );
mDock->setWidget( this );
connect( this, SIGNAL( destroyed() ), mDock, SLOT( close() ) );
QgisApp::instance()->addDockWidget( Qt::BottomDockWidgetArea, mDock );
}
columnBoxInit();
updateTitle();
mActionRemoveSelection->setIcon( QgsApplication::getThemeIcon( "/mActionDeselectAll.svg" ) );
mActionSelectAll->setIcon( QgsApplication::getThemeIcon( "/mActionSelectAll.svg" ) );
mActionSelectedToTop->setIcon( QgsApplication::getThemeIcon( "/mActionSelectedToTop.svg" ) );
mActionCopySelectedRows->setIcon( QgsApplication::getThemeIcon( "/mActionEditCopy.svg" ) );
mActionPasteFeatures->setIcon( QgsApplication::getThemeIcon( "/mActionEditPaste.svg" ) );
mActionZoomMapToSelectedRows->setIcon( QgsApplication::getThemeIcon( "/mActionZoomToSelected.svg" ) );
mActionPanMapToSelectedRows->setIcon( QgsApplication::getThemeIcon( "/mActionPanToSelected.svg" ) );
mActionInvertSelection->setIcon( QgsApplication::getThemeIcon( "/mActionInvertSelection.svg" ) );
mActionToggleEditing->setIcon( QgsApplication::getThemeIcon( "/mActionToggleEditing.svg" ) );
mActionSaveEdits->setIcon( QgsApplication::getThemeIcon( "/mActionSaveEdits.svg" ) );
mActionDeleteSelected->setIcon( QgsApplication::getThemeIcon( "/mActionDeleteSelected.svg" ) );
mActionOpenFieldCalculator->setIcon( QgsApplication::getThemeIcon( "/mActionCalculateField.svg" ) );
mActionAddAttribute->setIcon( QgsApplication::getThemeIcon( "/mActionNewAttribute.svg" ) );
mActionRemoveAttribute->setIcon( QgsApplication::getThemeIcon( "/mActionDeleteAttribute.svg" ) );
mTableViewButton->setIcon( QgsApplication::getThemeIcon( "/mActionOpenTable.svg" ) );
mAttributeViewButton->setIcon( QgsApplication::getThemeIcon( "/mActionFormView.svg" ) );
mActionExpressionSelect->setIcon( QgsApplication::getThemeIcon( "/mIconExpressionSelect.svg" ) );
mActionAddFeature->setIcon( QgsApplication::getThemeIcon( "/mActionNewTableRow.svg" ) );
// toggle editing
bool canChangeAttributes = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::ChangeAttributeValues;
bool canDeleteFeatures = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::DeleteFeatures;
bool canAddAttributes = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::AddAttributes;
bool canDeleteAttributes = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::DeleteAttributes;
bool canAddFeatures = mLayer->dataProvider()->capabilities() & QgsVectorDataProvider::AddFeatures;
mActionToggleEditing->blockSignals( true );
mActionToggleEditing->setCheckable( true );
mActionToggleEditing->setChecked( mLayer->isEditable() );
mActionToggleEditing->setEnabled(( canChangeAttributes || canDeleteFeatures || canAddAttributes || canDeleteAttributes || canAddFeatures ) && !mLayer->readOnly() );
mActionToggleEditing->blockSignals( false );
mActionSaveEdits->setEnabled( mActionToggleEditing->isEnabled() && mLayer->isEditable() );
mActionReload->setEnabled( ! mLayer->isEditable() );
mActionAddAttribute->setEnabled(( canChangeAttributes || canAddAttributes ) && mLayer->isEditable() );
mActionRemoveAttribute->setEnabled( canDeleteAttributes && mLayer->isEditable() );
mActionDeleteSelected->setEnabled( canDeleteFeatures && mLayer->isEditable() );
if ( !canDeleteFeatures )
mToolbar->removeAction( mActionDeleteSelected );
mActionAddFeature->setEnabled( canAddFeatures && mLayer->isEditable() );
if ( !canAddFeatures )
mToolbar->removeAction( mActionAddFeature );
if ( canDeleteFeatures || canAddFeatures )
mToolbar->insertSeparator( mActionExpressionSelect );
mMainViewButtonGroup->setId( mTableViewButton, QgsDualView::AttributeTable );
mMainViewButtonGroup->setId( mAttributeViewButton, QgsDualView::AttributeEditor );
// Load default attribute table filter
QgsAttributeTableFilterModel::FilterMode defaultFilterMode = ( QgsAttributeTableFilterModel::FilterMode ) settings.value( "/qgis/attributeTableBehaviour", QgsAttributeTableFilterModel::ShowAll ).toInt();
switch ( defaultFilterMode )
{
case QgsAttributeTableFilterModel::ShowVisible:
filterVisible();
break;
case QgsAttributeTableFilterModel::ShowSelected:
filterSelected();
break;
case QgsAttributeTableFilterModel::ShowAll:
default:
filterShowAll();
break;
}
mUpdateExpressionText->registerGetExpressionContextCallback( &_getExpressionContext, mLayer );
mFieldCombo->setFilters( QgsFieldProxyModel::All | QgsFieldProxyModel::HideReadOnly );
mFieldCombo->setLayer( mLayer );
connect( mRunFieldCalc, SIGNAL( clicked() ), this, SLOT( updateFieldFromExpression() ) );
connect( mRunFieldCalcSelected, SIGNAL( clicked() ), this, SLOT( updateFieldFromExpressionSelected() ) );
// NW TODO Fix in 2.6 - Doesn't work with field model for some reason.
// connect( mUpdateExpressionText, SIGNAL( returnPressed() ), this, SLOT( updateFieldFromExpression() ) );
connect( mUpdateExpressionText, SIGNAL( fieldChanged( QString, bool ) ), this, SLOT( updateButtonStatus( QString, bool ) ) );
mUpdateExpressionText->setLayer( mLayer );
mUpdateExpressionText->setLeftHandButtonStyle( true );
int initialView = settings.value( "/qgis/attributeTableView", -1 ).toInt();
if ( initialView < 0 )
{
initialView = settings.value( "/qgis/attributeTableLastView", QgsDualView::AttributeTable ).toInt();
}
mMainView->setView( static_cast< QgsDualView::ViewMode >( initialView ) );
mMainViewButtonGroup->button( initialView )->setChecked( true );
connect( mActionToggleMultiEdit, SIGNAL( toggled( bool ) ), mMainView, SLOT( setMultiEditEnabled( bool ) ) );
connect( mActionSearchForm, SIGNAL( toggled( bool ) ), mMainView, SLOT( toggleSearchMode( bool ) ) );
updateMultiEditButtonState();
if ( mLayer->editFormConfig()->layout() == QgsEditFormConfig::UiFileLayout )
{
//not supported with custom UI
mActionToggleMultiEdit->setEnabled( false );
mActionToggleMultiEdit->setToolTip( tr( "Multiedit is not supported when using custom UI forms" ) );
mActionSearchForm->setEnabled( false );
mActionSearchForm->setToolTip( tr( "Search is not supported when using custom UI forms" ) );
}
editingToggled();
}
QgsAttributeTableModel::QgsAttributeTableModel( QgsVectorLayerCache *layerCache, QObject *parent )
: QAbstractTableModel( parent )
, mLayerCache( layerCache )
{
mExpressionContext.appendScopes( QgsExpressionContextUtils::globalProjectLayerScopes( layerCache->layer() ) );
if ( layerCache->layer()->geometryType() == QgsWkbTypes::NullGeometry )
{
mFeatureRequest.setFlags( QgsFeatureRequest::NoGeometry );
}
mFeat.setId( std::numeric_limits<int>::min() );
if ( !layer()->isSpatial() )
mFeatureRequest.setFlags( QgsFeatureRequest::NoGeometry );
loadAttributes();
connect( layer(), &QgsVectorLayer::featuresDeleted, this, &QgsAttributeTableModel::featuresDeleted );
connect( layer(), &QgsVectorLayer::attributeDeleted, this, &QgsAttributeTableModel::attributeDeleted );
connect( layer(), &QgsVectorLayer::updatedFields, this, &QgsAttributeTableModel::updatedFields );
connect( layer(), &QgsVectorLayer::editCommandStarted, this, &QgsAttributeTableModel::bulkEditCommandStarted );
connect( layer(), &QgsVectorLayer::beforeRollBack, this, &QgsAttributeTableModel::bulkEditCommandStarted );
connect( layer(), &QgsVectorLayer::afterRollBack, this, &QgsAttributeTableModel::bulkEditCommandEnded );
connect( layer(), &QgsVectorLayer::editCommandEnded, this, &QgsAttributeTableModel::editCommandEnded );
connect( mLayerCache, &QgsVectorLayerCache::attributeValueChanged, this, &QgsAttributeTableModel::attributeValueChanged );
connect( mLayerCache, &QgsVectorLayerCache::featureAdded, this, [ = ]( QgsFeatureId id ) { featureAdded( id ); } );
connect( mLayerCache, &QgsVectorLayerCache::cachedLayerDeleted, this, &QgsAttributeTableModel::layerDeleted );
}
void QgsAttributeTableModel::attributeValueChanged( QgsFeatureId fid, int idx, const QVariant &value )
{
// Defer all updates if a bulk edit/rollback command is running
if ( mBulkEditCommandRunning )
{
mAttributeValueChanges.insert( QPair<QgsFeatureId, int>( fid, idx ), value );
return;
}
QgsDebugMsgLevel( QStringLiteral( "(%4) fid: %1, idx: %2, value: %3" ).arg( fid ).arg( idx ).arg( value.toString() ).arg( mFeatureRequest.filterType() ), 2 );
for ( SortCache &cache : mSortCaches )
{
if ( cache.sortCacheAttributes.contains( idx ) )
{
if ( cache.sortFieldIndex == -1 )
{
if ( loadFeatureAtId( fid ) )
{
mExpressionContext.setFeature( mFeat );
cache.sortCache[fid] = cache.sortCacheExpression.evaluate( &mExpressionContext );
}
}
else
{
QgsFieldFormatter *fieldFormatter = mFieldFormatters.at( cache.sortFieldIndex );
const QVariant &widgetCache = mAttributeWidgetCaches.at( cache.sortFieldIndex );
const QVariantMap &widgetConfig = mWidgetConfigs.at( cache.sortFieldIndex );
QVariant sortValue = fieldFormatter->representValue( layer(), cache.sortFieldIndex, widgetConfig, widgetCache, value );
cache.sortCache.insert( fid, sortValue );
}
}
}
// No filter request: skip all possibly heavy checks
if ( mFeatureRequest.filterType() == QgsFeatureRequest::FilterNone )
{
if ( loadFeatureAtId( fid ) )
setData( index( idToRow( fid ), fieldCol( idx ) ), value, Qt::EditRole );
}
else
{
if ( loadFeatureAtId( fid ) )
{
if ( mFeatureRequest.acceptFeature( mFeat ) )
{
if ( !mIdRowMap.contains( fid ) )
{
// Feature changed in such a way, it will be shown now
featureAdded( fid );
}
else
{
// Update representation
setData( index( idToRow( fid ), fieldCol( idx ) ), value, Qt::EditRole );
}
}
else
{
if ( mIdRowMap.contains( fid ) )
{
// Feature changed such, that it is no longer shown
featuresDeleted( QgsFeatureIds() << fid );
}
// else: we don't care
}
}
}
}
bool QgsVectorLayerEditBuffer::commitChanges( QStringList& commitErrors )
{
QgsVectorDataProvider* provider = L->dataProvider();
commitErrors.clear();
int cap = provider->capabilities();
bool success = true;
QgsFields oldFields = L->pendingFields();
//
// delete attributes
//
bool attributesChanged = false;
if ( !mDeletedAttributeIds.isEmpty() )
{
if (( cap & QgsVectorDataProvider::DeleteAttributes ) && provider->deleteAttributes( mDeletedAttributeIds.toSet() ) )
{
commitErrors << tr( "SUCCESS: %n attribute(s) deleted.", "deleted attributes count", mDeletedAttributeIds.size() );
emit committedAttributesDeleted( L->id(), mDeletedAttributeIds );
mDeletedAttributeIds.clear();
attributesChanged = true;
}
else
{
commitErrors << tr( "ERROR: %n attribute(s) not deleted.", "not deleted attributes count", mDeletedAttributeIds.size() );
success = false;
}
}
//
// add attributes
//
if ( !mAddedAttributes.isEmpty() )
{
if (( cap & QgsVectorDataProvider::AddAttributes ) && provider->addAttributes( mAddedAttributes ) )
{
commitErrors << tr( "SUCCESS: %n attribute(s) added.", "added attributes count", mAddedAttributes.size() );
emit committedAttributesAdded( L->id(), mAddedAttributes );
mAddedAttributes.clear();
attributesChanged = true;
}
else
{
commitErrors << tr( "ERROR: %n new attribute(s) not added", "not added attributes count", mAddedAttributes.size() );
success = false;
}
}
//
// check that addition/removal went as expected
//
bool attributeChangesOk = true;
if ( attributesChanged )
{
L->updateFields();
QgsFields newFields = L->pendingFields();
if ( oldFields.count() != newFields.count() )
{
commitErrors << tr( "ERROR: the count of fields is incorrect after addition/removal of fields!" );
attributeChangesOk = false; // don't try attribute updates - they'll fail.
}
for ( int i = 0; i < oldFields.count(); ++i )
{
const QgsField& oldField = oldFields[i];
const QgsField& newField = newFields[i];
if ( attributeChangesOk && oldField != newField )
{
commitErrors << tr( "ERROR: field with index %1 is not the same!" ).arg( i );
attributeChangesOk = false; // don't try attribute updates - they'll fail.
}
}
}
if ( attributeChangesOk )
{
//
// change attributes
//
if ( !mChangedAttributeValues.isEmpty() )
{
if (( cap & QgsVectorDataProvider::ChangeAttributeValues ) && provider->changeAttributeValues( mChangedAttributeValues ) )
{
commitErrors << tr( "SUCCESS: %n attribute value(s) changed.", "changed attribute values count", mChangedAttributeValues.size() );
emit committedAttributeValuesChanges( L->id(), mChangedAttributeValues );
mChangedAttributeValues.clear();
}
else
{
commitErrors << tr( "ERROR: %n attribute value change(s) not applied.", "not changed attribute values count", mChangedAttributeValues.size() );
success = false;
}
}
//
// delete features
//
if ( !mDeletedFeatureIds.isEmpty() )
{
if (( cap & QgsVectorDataProvider::DeleteFeatures ) && provider->deleteFeatures( mDeletedFeatureIds ) )
{
commitErrors << tr( "SUCCESS: %n feature(s) deleted.", "deleted features count", mDeletedFeatureIds.size() );
// TODO[MD]: we should not need this here
for ( QgsFeatureIds::const_iterator it = mDeletedFeatureIds.begin(); it != mDeletedFeatureIds.end(); it++ )
{
mChangedAttributeValues.remove( *it );
mChangedGeometries.remove( *it );
}
emit committedFeaturesRemoved( L->id(), mDeletedFeatureIds );
mDeletedFeatureIds.clear();
}
else
{
commitErrors << tr( "ERROR: %n feature(s) not deleted.", "not deleted features count", mDeletedFeatureIds.size() );
success = false;
}
}
//
// add features
//
if ( !mAddedFeatures.isEmpty() )
{
if ( cap & QgsVectorDataProvider::AddFeatures )
{
QList<QgsFeatureId> ids = mAddedFeatures.keys();
QgsFeatureList featuresToAdd = mAddedFeatures.values();
if ( provider->addFeatures( featuresToAdd ) )
{
commitErrors << tr( "SUCCESS: %n feature(s) added.", "added features count", featuresToAdd.size() );
emit committedFeaturesAdded( L->id(), featuresToAdd );
// notify everyone that the features with temporary ids were updated with permanent ids
for ( int i = 0; i < featuresToAdd.count(); ++i )
{
if ( featuresToAdd[i].id() != ids[i] )
{
emit featureDeleted( ids[i] );
emit featureAdded( featuresToAdd[i].id() );
}
}
mAddedFeatures.clear();
}
else
{
commitErrors << tr( "ERROR: %n feature(s) not added.", "not added features count", mAddedFeatures.size() );
success = false;
}
}
else
{
commitErrors << tr( "ERROR: %n feature(s) not added - provider doesn't support adding features.", "not added features count", mAddedFeatures.size() );
success = false;
}
}
}
//
// update geometries
//
if ( !mChangedGeometries.isEmpty() )
{
if (( cap & QgsVectorDataProvider::ChangeGeometries ) && provider->changeGeometryValues( mChangedGeometries ) )
{
commitErrors << tr( "SUCCESS: %n geometries were changed.", "changed geometries count", mChangedGeometries.size() );
emit committedGeometriesChanges( L->id(), mChangedGeometries );
mChangedGeometries.clear();
}
else
{
commitErrors << tr( "ERROR: %n geometries not changed.", "not changed geometries count", mChangedGeometries.size() );
success = false;
}
}
if ( !success )
{
if ( provider->hasErrors() )
{
commitErrors << tr( "\n Provider errors:" ) << provider->errors();
provider->clearErrors();
}
}
return success;
}