/
qgsfieldsproperties.cpp
1066 lines (874 loc) · 34.3 KB
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qgsfieldsproperties.cpp
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/***************************************************************************
qgsfieldsproperties.cpp
---------------------
begin : September 2012
copyright : (C) 2012 by Matthias Kuhn
email : matthias dot kuhn at gmx dot ch
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "qgseditorwidgetfactory.h"
#include "qgseditorwidgetregistry.h"
#include "qgsaddattrdialog.h"
#include "qgsaddtaborgroup.h"
#include "qgsapplication.h"
#include "qgsattributetypedialog.h"
#include "qgsfieldcalculator.h"
#include "qgsfieldsproperties.h"
#include "qgslogger.h"
#include "qgsmaplayerregistry.h"
#include "qgsproject.h"
#include "qgsrelationmanager.h"
#include "qgsvectordataprovider.h"
#include "qgsvectorlayer.h"
#include <QTreeWidgetItem>
#include <QWidget>
#include <QMimeData>
#include <QDropEvent>
#include <QPushButton>
#include <QTableWidgetItem>
#include <QMessageBox>
#include <QSettings>
#include <QFileDialog>
QgsFieldsProperties::QgsFieldsProperties( QgsVectorLayer *layer, QWidget* parent )
: QWidget( parent )
, mLayer( layer )
, mDesignerTree( NULL )
, mFieldsList( NULL )
, mRelationsList( NULL )
{
if ( !layer )
return;
setupUi( this );
setupEditTypes();
mSplitter->restoreState( QSettings().value( "/Windows/VectorLayerProperties/FieldsProperties/SplitState" ).toByteArray() );
// Init as hidden by default, it will be enabled if project is set to
mAttributeEditorOptionsWidget->setVisible( false );
mAddAttributeButton->setIcon( QgsApplication::getThemeIcon( "/mActionNewAttribute.png" ) );
mDeleteAttributeButton->setIcon( QgsApplication::getThemeIcon( "/mActionDeleteAttribute.png" ) );
mToggleEditingButton->setIcon( QgsApplication::getThemeIcon( "/mActionToggleEditing.svg" ) );
mCalculateFieldButton->setIcon( QgsApplication::getThemeIcon( "/mActionCalculateField.png" ) );
connect( mToggleEditingButton, SIGNAL( clicked() ), this, SIGNAL( toggleEditing() ) );
connect( mLayer, SIGNAL( editingStarted() ), this, SLOT( editingToggled() ) );
connect( mLayer, SIGNAL( editingStopped() ), this, SLOT( editingToggled() ) );
connect( mLayer, SIGNAL( attributeAdded( int ) ), this, SLOT( attributeAdded( int ) ) );
connect( mLayer, SIGNAL( attributeDeleted( int ) ), this, SLOT( attributeDeleted( int ) ) );
// tab and group display
mAddItemButton->setEnabled( false );
mDesignerTree = new DesignerTree( mAttributesTreeFrame );
mDesignerListLayout->addWidget( mDesignerTree );
mDesignerTree->setHeaderLabels( QStringList() << tr( "Label" ) );
mFieldsList = new DragList( mAttributesListFrame );
mAttributesListLayout->addWidget( mFieldsList );
mFieldsList->setColumnCount( attrColCount );
mFieldsList->setSelectionBehavior( QAbstractItemView::SelectRows );
mFieldsList->setDragDropMode( QAbstractItemView::DragOnly );
mFieldsList->setHorizontalHeaderItem( attrIdCol, new QTableWidgetItem( tr( "Id" ) ) );
mFieldsList->setHorizontalHeaderItem( attrNameCol, new QTableWidgetItem( tr( "Name" ) ) );
mFieldsList->setHorizontalHeaderItem( attrTypeCol, new QTableWidgetItem( tr( "Type" ) ) );
mFieldsList->setHorizontalHeaderItem( attrTypeNameCol, new QTableWidgetItem( tr( "Type name" ) ) );
mFieldsList->setHorizontalHeaderItem( attrLengthCol, new QTableWidgetItem( tr( "Length" ) ) );
mFieldsList->setHorizontalHeaderItem( attrPrecCol, new QTableWidgetItem( tr( "Precision" ) ) );
mFieldsList->setHorizontalHeaderItem( attrCommentCol, new QTableWidgetItem( tr( "Comment" ) ) );
mFieldsList->setHorizontalHeaderItem( attrEditTypeCol, new QTableWidgetItem( tr( "Edit widget" ) ) );
mFieldsList->setHorizontalHeaderItem( attrWMSCol, new QTableWidgetItem( "WMS" ) );
mFieldsList->setHorizontalHeaderItem( attrWFSCol, new QTableWidgetItem( "WFS" ) );
mFieldsList->setHorizontalHeaderItem( attrAliasCol, new QTableWidgetItem( tr( "Alias" ) ) );
mFieldsList->setSortingEnabled( true );
mFieldsList->sortByColumn( 0, Qt::AscendingOrder );
mFieldsList->setSelectionBehavior( QAbstractItemView::SelectRows );
mFieldsList->setSelectionMode( QAbstractItemView::ExtendedSelection );
mFieldsList->verticalHeader()->hide();
connect( mDesignerTree, SIGNAL( itemSelectionChanged() ), this, SLOT( onAttributeSelectionChanged() ) );
connect( mFieldsList, SIGNAL( itemSelectionChanged() ), this, SLOT( onAttributeSelectionChanged() ) );
mRelationsList = new DragList( mRelationsFrame );
mRelationsFrameLayout->addWidget( mRelationsList );
mRelationsList->setColumnCount( RelColCount );
mRelationsList->setDragDropMode( QAbstractItemView::DragOnly );
mRelationsList->setSelectionMode( QAbstractItemView::SingleSelection );
mRelationsList->setSelectionBehavior( QAbstractItemView::SelectRows );
mRelationsList->setHorizontalHeaderItem( RelIdCol, new QTableWidgetItem( tr( "Id" ) ) );
mRelationsList->setHorizontalHeaderItem( RelNameCol, new QTableWidgetItem( tr( "Name" ) ) );
mRelationsList->setHorizontalHeaderItem( RelLayerCol, new QTableWidgetItem( tr( "Layer" ) ) );
mRelationsList->setHorizontalHeaderItem( RelFieldCol, new QTableWidgetItem( tr( "Field" ) ) );
mRelationsList->verticalHeader()->hide();
leEditForm->setText( layer->editForm() );
leEditFormInit->setText( layer->editFormInit() );
loadRelations();
updateButtons();
}
QgsFieldsProperties::~QgsFieldsProperties()
{
QSettings().setValue( "/Windows/VectorLayerProperties/FieldsProperties/SplitState", mSplitter->saveState() );
}
void QgsFieldsProperties::init()
{
loadRows();
mEditorLayoutComboBox->setCurrentIndex( mLayer->editorLayout() );
mFormSuppressCmbBx->setCurrentIndex( mLayer->featureFormSuppress() );
loadAttributeEditorTree();
}
void QgsFieldsProperties::onAttributeSelectionChanged()
{
bool isAddPossible = false;
if ( mDesignerTree->selectedItems().count() == 1 && mFieldsList->selectedItems().count() > 0 )
if ( mDesignerTree->selectedItems()[0]->data( 0, DesignerTreeRole ).value<DesignerTreeItemData>().type() == DesignerTreeItemData::Container )
isAddPossible = true;
mAddItemButton->setEnabled( isAddPossible );
updateButtons();
}
QTreeWidgetItem *QgsFieldsProperties::loadAttributeEditorTreeItem( QgsAttributeEditorElement* const widgetDef, QTreeWidgetItem* parent )
{
QTreeWidgetItem* newWidget = 0;
switch ( widgetDef->type() )
{
case QgsAttributeEditorElement::AeTypeField:
newWidget = mDesignerTree->addItem( parent, DesignerTreeItemData( DesignerTreeItemData::Field, widgetDef->name() ) );
break;
case QgsAttributeEditorElement::AeTypeRelation:
newWidget = mDesignerTree->addItem( parent, DesignerTreeItemData( DesignerTreeItemData::Relation, widgetDef->name() ) );
break;
case QgsAttributeEditorElement::AeTypeContainer:
{
newWidget = mDesignerTree->addItem( parent, DesignerTreeItemData( DesignerTreeItemData::Container, widgetDef->name() ) );
const QgsAttributeEditorContainer* container = dynamic_cast<const QgsAttributeEditorContainer*>( widgetDef );
if ( !container )
{
break;
}
Q_FOREACH ( QgsAttributeEditorElement* wdg, container->children() )
{
loadAttributeEditorTreeItem( wdg, newWidget );
}
}
break;
default:
QgsDebugMsg( "Unknown attribute editor widget type encountered..." );
break;
}
return newWidget;
}
void QgsFieldsProperties::loadAttributeEditorTree()
{
// tabs and groups info
mDesignerTree->clear();
mDesignerTree->setSortingEnabled( false );
mDesignerTree->setSelectionBehavior( QAbstractItemView::SelectRows );
mDesignerTree->setDragDropMode( QAbstractItemView::InternalMove );
mDesignerTree->setAcceptDrops( true );
mDesignerTree->setDragDropMode( QAbstractItemView::DragDrop );
Q_FOREACH ( QgsAttributeEditorElement* wdg, mLayer->attributeEditorElements() )
{
loadAttributeEditorTreeItem( wdg, mDesignerTree->invisibleRootItem() );
}
}
void QgsFieldsProperties::loadRows()
{
disconnect( mFieldsList, SIGNAL( cellChanged( int, int ) ), this, SLOT( attributesListCellChanged( int, int ) ) );
const QgsFields &fields = mLayer->pendingFields();
mIndexedWidgets.clear();
mFieldsList->setRowCount( 0 );
for ( int i = 0; i < fields.count(); ++i )
attributeAdded( i );
mFieldsList->resizeColumnsToContents();
connect( mFieldsList, SIGNAL( cellChanged( int, int ) ), this, SLOT( attributesListCellChanged( int, int ) ) );
}
void QgsFieldsProperties::setRow( int row, int idx, const QgsField& field )
{
QTableWidgetItem* dataItem = new QTableWidgetItem();
dataItem->setData( Qt::DisplayRole, idx );
DesignerTreeItemData itemData( DesignerTreeItemData::Field, field.name() );
dataItem->setData( DesignerTreeRole, itemData.asQVariant() );
switch ( mLayer->pendingFields().fieldOrigin( idx ) )
{
case QgsFields::OriginExpression:
dataItem->setIcon( QgsApplication::getThemeIcon( "/mIconExpression.svg" ) );
break;
case QgsFields::OriginJoin:
dataItem->setIcon( QgsApplication::getThemeIcon( "/propertyicons/join.png" ) );
break;
default:
dataItem->setIcon( QgsApplication::getThemeIcon( "/propertyicons/attributes.png" ) );
break;
}
mFieldsList->setItem( row, attrIdCol, dataItem );
mIndexedWidgets.insert( idx, mFieldsList->item( row, 0 ) );
mFieldsList->setItem( row, attrNameCol, new QTableWidgetItem( field.name() ) );
mFieldsList->setItem( row, attrTypeCol, new QTableWidgetItem( QVariant::typeToName( field.type() ) ) );
mFieldsList->setItem( row, attrTypeNameCol, new QTableWidgetItem( field.typeName() ) );
mFieldsList->setItem( row, attrLengthCol, new QTableWidgetItem( QString::number( field.length() ) ) );
mFieldsList->setItem( row, attrPrecCol, new QTableWidgetItem( QString::number( field.precision() ) ) );
mFieldsList->setItem( row, attrCommentCol, new QTableWidgetItem( field.comment() ) );
for ( int i = 0; i < attrEditTypeCol; i++ )
mFieldsList->item( row, i )->setFlags( mFieldsList->item( row, i )->flags() & ~Qt::ItemIsEditable );
FieldConfig cfg( mLayer, idx );
QPushButton *pb;
pb = new QPushButton( QgsEditorWidgetRegistry::instance()->name( cfg.mEditorWidgetV2Type ) );
cfg.mButton = pb;
mFieldsList->setCellWidget( row, attrEditTypeCol, pb );
connect( pb, SIGNAL( pressed() ), this, SLOT( attributeTypeDialog() ) );
setConfigForRow( row, cfg );
//set the alias for the attribute
mFieldsList->setItem( row, attrAliasCol, new QTableWidgetItem( mLayer->attributeAlias( idx ) ) );
//published WMS/WFS attributes
QTableWidgetItem* wmsAttrItem = new QTableWidgetItem();
wmsAttrItem->setCheckState( mLayer->excludeAttributesWMS().contains( field.name() ) ? Qt::Unchecked : Qt::Checked );
wmsAttrItem->setFlags( Qt::ItemIsSelectable | Qt::ItemIsEnabled | Qt::ItemIsUserCheckable );
mFieldsList->setItem( row, attrWMSCol, wmsAttrItem );
QTableWidgetItem* wfsAttrItem = new QTableWidgetItem();
wfsAttrItem->setCheckState( mLayer->excludeAttributesWFS().contains( field.name() ) ? Qt::Unchecked : Qt::Checked );
wfsAttrItem->setFlags( Qt::ItemIsSelectable | Qt::ItemIsEnabled | Qt::ItemIsUserCheckable );
mFieldsList->setItem( row, attrWFSCol, wfsAttrItem );
}
void QgsFieldsProperties::loadRelations()
{
mRelationsList->setRowCount( 0 );
QList<QgsRelation> relations = QgsProject::instance()->relationManager()->referencedRelations( mLayer );
int idx = 0;
Q_FOREACH ( const QgsRelation& relation, relations )
{
mRelationsList->insertRow( idx );
QTableWidgetItem* item = new QTableWidgetItem( relation.name() );
item->setFlags( Qt::ItemIsDragEnabled | Qt::ItemIsEnabled | Qt::ItemIsSelectable );
DesignerTreeItemData itemData( DesignerTreeItemData::Relation, QString( "%1" ).arg( relation.id() ) );
item->setData( DesignerTreeRole, itemData.asQVariant() );
mRelationsList->setItem( idx, RelNameCol, item );
item = new QTableWidgetItem( relation.referencingLayer()->name() );
item->setFlags( Qt::ItemIsDragEnabled | Qt::ItemIsEnabled | Qt::ItemIsSelectable );
mRelationsList->setItem( idx, RelLayerCol, item );
item = new QTableWidgetItem( relation.fieldPairs().first().referencingField() );
item->setFlags( Qt::ItemIsDragEnabled | Qt::ItemIsEnabled | Qt::ItemIsSelectable );
mRelationsList->setItem( idx, RelFieldCol, item );
item = new QTableWidgetItem( relation.id() );
item->setFlags( Qt::ItemIsDragEnabled | Qt::ItemIsEnabled | Qt::ItemIsSelectable );
mRelationsList->setItem( idx, RelIdCol, item );
++idx;
}
}
void QgsFieldsProperties::on_mAddItemButton_clicked()
{
QList<QTableWidgetItem*> listItems = mFieldsList->selectedItems();
QList<QTreeWidgetItem*> treeItems = mDesignerTree->selectedItems();
if ( treeItems.count() != 1 && listItems.count() == 0 )
return;
QTreeWidgetItem *parent = treeItems[0];
if ( parent->data( 0, DesignerTreeRole ).value<DesignerTreeItemData>().type() != DesignerTreeItemData::Container )
return;
Q_FOREACH ( QTableWidgetItem* item, listItems )
{
if ( item->column() == 0 ) // Information is in the first column
mDesignerTree->addItem( parent, item->data( DesignerTreeRole ).value<DesignerTreeItemData>() );
}
}
void QgsFieldsProperties::on_mAddTabOrGroupButton_clicked()
{
QList<QgsAddTabOrGroup::TabPair> tabList;
for ( QTreeWidgetItemIterator it( mDesignerTree ); *it; ++it )
{
DesignerTreeItemData itemData = ( *it )->data( 0, DesignerTreeRole ).value<DesignerTreeItemData>();
if ( itemData.type() == DesignerTreeItemData::Container )
{
tabList.append( QgsAddTabOrGroup::TabPair( itemData.name(), *it ) );
}
}
QgsAddTabOrGroup addTabOrGroup( mLayer, tabList, this );
if ( !addTabOrGroup.exec() )
return;
QString name = addTabOrGroup.name();
if ( addTabOrGroup.tabButtonIsChecked() )
{
mDesignerTree->addContainer( mDesignerTree->invisibleRootItem(), name );
}
else
{
QTreeWidgetItem* tabItem = addTabOrGroup.tab();
mDesignerTree->addContainer( tabItem, name );
}
}
void QgsFieldsProperties::on_mRemoveTabGroupItemButton_clicked()
{
qDeleteAll( mDesignerTree->selectedItems() );
}
void QgsFieldsProperties::on_mMoveDownItem_clicked()
{
QList<QTreeWidgetItem*> itemList = mDesignerTree->selectedItems();
if ( itemList.count() != 1 )
return;
QTreeWidgetItem* itemToMoveDown = itemList.first();
QTreeWidgetItem* parent = itemToMoveDown->parent();
if ( !parent )
{
parent = mDesignerTree->invisibleRootItem();
}
int itemIndex = parent->indexOfChild( itemToMoveDown );
if ( itemIndex < parent->childCount() - 1 )
{
parent->takeChild( itemIndex );
parent->insertChild( itemIndex + 1, itemToMoveDown );
itemToMoveDown->setSelected( true );
parent->child( itemIndex )->setSelected( false );
}
}
void QgsFieldsProperties::on_mMoveUpItem_clicked()
{
QList<QTreeWidgetItem*> itemList = mDesignerTree->selectedItems();
if ( itemList.count() != 1 )
return;
QTreeWidgetItem* itemToMoveUp = itemList.first();
QTreeWidgetItem* parent = itemToMoveUp->parent();
if ( !parent )
{
parent = mDesignerTree->invisibleRootItem();
}
int itemIndex = parent->indexOfChild( itemToMoveUp );
if ( itemIndex > 0 )
{
parent->takeChild( itemIndex );
parent->insertChild( itemIndex - 1, itemToMoveUp );
itemToMoveUp->setSelected( true );
parent->child( itemIndex )->setSelected( false );
}
}
void QgsFieldsProperties::attributeTypeDialog()
{
QPushButton *pb = qobject_cast<QPushButton *>( sender() );
if ( !pb )
return;
FieldConfig cfg;
int index = -1;
int row = -1;
Q_FOREACH ( QTableWidgetItem* wdg, mIndexedWidgets )
{
cfg = wdg->data( FieldConfigRole ).value<FieldConfig>();
if ( cfg.mButton == pb )
{
index = mIndexedWidgets.indexOf( wdg );
row = wdg->row();
break;
}
}
if ( index == -1 )
return;
QgsAttributeTypeDialog attributeTypeDialog( mLayer, index );
attributeTypeDialog.setFieldEditable( cfg.mEditable );
attributeTypeDialog.setLabelOnTop( cfg.mLabelOnTop );
attributeTypeDialog.setWidgetV2Config( cfg.mEditorWidgetV2Config );
attributeTypeDialog.setWidgetV2Type( cfg.mEditorWidgetV2Type );
if ( !attributeTypeDialog.exec() )
return;
cfg.mEditable = attributeTypeDialog.fieldEditable();
cfg.mLabelOnTop = attributeTypeDialog.labelOnTop();
cfg.mEditorWidgetV2Type = attributeTypeDialog.editorWidgetV2Type();
cfg.mEditorWidgetV2Config = attributeTypeDialog.editorWidgetV2Config();
pb->setText( attributeTypeDialog.editorWidgetV2Text() );
setConfigForRow( row, cfg );
}
void QgsFieldsProperties::attributeAdded( int idx )
{
bool sorted = mFieldsList->isSortingEnabled();
if ( sorted )
mFieldsList->setSortingEnabled( false );
const QgsFields &fields = mLayer->pendingFields();
int row = mFieldsList->rowCount();
mFieldsList->insertRow( row );
setRow( row, idx, fields[idx] );
mFieldsList->setCurrentCell( row, idx );
for ( int i = idx + 1; i < mIndexedWidgets.count(); i++ )
mIndexedWidgets[i]->setData( Qt::DisplayRole, i );
if ( sorted )
mFieldsList->setSortingEnabled( true );
}
void QgsFieldsProperties::attributeDeleted( int idx )
{
mFieldsList->removeRow( mIndexedWidgets.at( idx )->row() );
mIndexedWidgets.removeAt( idx );
for ( int i = idx; i < mIndexedWidgets.count(); i++ )
{
mIndexedWidgets[i]->setData( Qt::DisplayRole, i );
}
}
bool QgsFieldsProperties::addAttribute( const QgsField &field )
{
QgsDebugMsg( "inserting attribute " + field.name() + " of type " + field.typeName() );
mLayer->beginEditCommand( tr( "Added attribute" ) );
if ( mLayer->addAttribute( field ) )
{
mLayer->endEditCommand();
return true;
}
else
{
mLayer->destroyEditCommand();
QMessageBox::critical( this, tr( "Failed to add field" ), tr( "Failed to add field '%1' of type '%2'. Is the field name unique?" ).arg( field.name() ).arg( field.typeName() ) );
return false;
}
}
void QgsFieldsProperties::editingToggled()
{
updateButtons();
}
QgsFieldsProperties::FieldConfig QgsFieldsProperties::configForRow( int row )
{
foreach ( QTableWidgetItem* wdg, mIndexedWidgets )
{
if ( wdg->row() == row )
{
return wdg->data( FieldConfigRole ).value<FieldConfig>();
}
}
// Should never get here
Q_ASSERT( false );
return FieldConfig();
}
void QgsFieldsProperties::setConfigForRow( int row, QgsFieldsProperties::FieldConfig cfg )
{
foreach ( QTableWidgetItem* wdg, mIndexedWidgets )
{
if ( wdg->row() == row )
{
wdg->setData( FieldConfigRole, QVariant::fromValue<FieldConfig>( cfg ) );
return;
}
}
// Should never get here
Q_ASSERT( false );
}
void QgsFieldsProperties::on_mAddAttributeButton_clicked()
{
QgsAddAttrDialog dialog( mLayer, this );
if ( dialog.exec() == QDialog::Accepted )
{
addAttribute( dialog.field() );
}
}
void QgsFieldsProperties::on_mDeleteAttributeButton_clicked()
{
QSet<int> providerFields;
QSet<int> expressionFields;
Q_FOREACH ( QTableWidgetItem* item, mFieldsList->selectedItems() )
{
if ( item->column() == 0 )
{
int idx = mIndexedWidgets.indexOf( item );
if ( idx < 0 )
continue;
if ( mLayer->pendingFields().fieldOrigin( idx ) == QgsFields::OriginExpression )
expressionFields << idx;
else
providerFields << idx;
}
}
if ( expressionFields.count() )
mLayer->deleteAttributes( expressionFields.toList() );
if ( providerFields.count() )
{
mLayer->beginEditCommand( tr( "Deleted attributes" ) );
if ( mLayer->deleteAttributes( providerFields.toList() ) )
mLayer->endEditCommand();
else
mLayer->destroyEditCommand();
}
}
void QgsFieldsProperties::updateButtons()
{
int cap = mLayer->dataProvider()->capabilities();
mToggleEditingButton->setEnabled(( cap & QgsVectorDataProvider::ChangeAttributeValues ) && !mLayer->isReadOnly() );
if ( mLayer->isEditable() )
{
mDeleteAttributeButton->setEnabled( cap & QgsVectorDataProvider::DeleteAttributes );
mAddAttributeButton->setEnabled( cap & QgsVectorDataProvider::AddAttributes );
mToggleEditingButton->setChecked( true );
}
else
{
mToggleEditingButton->setChecked( false );
mAddAttributeButton->setEnabled( false );
// Enable delete button if items are selected
mDeleteAttributeButton->setEnabled( mFieldsList->selectedItems().count() > 0 );
// and only if all selected items have their origin in an expression
Q_FOREACH ( QTableWidgetItem* item, mFieldsList->selectedItems() )
{
if ( item->column() == 0 )
{
int idx = mIndexedWidgets.indexOf( item );
if ( mLayer->pendingFields().fieldOrigin( idx ) != QgsFields::OriginExpression )
{
mDeleteAttributeButton->setEnabled( false );
break;
}
}
}
}
}
void QgsFieldsProperties::attributesListCellChanged( int row, int column )
{
if ( column == attrAliasCol && mLayer ) //only consider attribute aliases in this function
{
int idx = mFieldsList->item( row, attrIdCol )->text().toInt();
const QgsFields &fields = mLayer->pendingFields();
if ( idx >= fields.count() )
{
return; // index must be wrong
}
QTableWidgetItem *aliasItem = mFieldsList->item( row, column );
if ( aliasItem )
{
if ( !aliasItem->text().trimmed().isEmpty() )
{
mLayer->addAttributeAlias( idx, aliasItem->text() );
}
else
{
mLayer->remAttributeAlias( idx );
}
}
}
}
void QgsFieldsProperties::on_mCalculateFieldButton_clicked()
{
if ( !mLayer )
{
return;
}
QgsFieldCalculator calc( mLayer );
calc.exec();
}
//
// methods reimplemented from qt designer base class
//
QMap< QgsVectorLayer::EditType, QString > QgsFieldsProperties::editTypeMap;
void QgsFieldsProperties::setupEditTypes()
{
if ( !editTypeMap.isEmpty() )
return;
editTypeMap.insert( QgsVectorLayer::LineEdit, tr( "Line edit" ) );
editTypeMap.insert( QgsVectorLayer::UniqueValues, tr( "Unique values" ) );
editTypeMap.insert( QgsVectorLayer::UniqueValuesEditable, tr( "Unique values editable" ) );
editTypeMap.insert( QgsVectorLayer::Classification, tr( "Classification" ) );
editTypeMap.insert( QgsVectorLayer::ValueMap, tr( "Value map" ) );
editTypeMap.insert( QgsVectorLayer::EditRange, tr( "Edit range" ) );
editTypeMap.insert( QgsVectorLayer::SliderRange, tr( "Slider range" ) );
editTypeMap.insert( QgsVectorLayer::DialRange, tr( "Dial range" ) );
editTypeMap.insert( QgsVectorLayer::FileName, tr( "File name" ) );
editTypeMap.insert( QgsVectorLayer::Enumeration, tr( "Enumeration" ) );
editTypeMap.insert( QgsVectorLayer::Immutable, tr( "Immutable" ) );
editTypeMap.insert( QgsVectorLayer::Hidden, tr( "Hidden" ) );
editTypeMap.insert( QgsVectorLayer::CheckBox, tr( "Checkbox" ) );
editTypeMap.insert( QgsVectorLayer::TextEdit, tr( "Text edit" ) );
editTypeMap.insert( QgsVectorLayer::Calendar, tr( "Calendar" ) );
editTypeMap.insert( QgsVectorLayer::ValueRelation, tr( "Value relation" ) );
editTypeMap.insert( QgsVectorLayer::UuidGenerator, tr( "UUID generator" ) );
editTypeMap.insert( QgsVectorLayer::Photo, tr( "Photo" ) );
editTypeMap.insert( QgsVectorLayer::WebView, tr( "Web view" ) );
editTypeMap.insert( QgsVectorLayer::Color, tr( "Color" ) );
editTypeMap.insert( QgsVectorLayer::EditorWidgetV2, tr( "Editor Widget" ) );
}
QString QgsFieldsProperties::editTypeButtonText( QgsVectorLayer::EditType type )
{
return editTypeMap[ type ];
}
QgsAttributeEditorElement* QgsFieldsProperties::createAttributeEditorWidget( QTreeWidgetItem* item, QObject *parent )
{
QgsAttributeEditorElement *widgetDef = 0;
DesignerTreeItemData itemData = item->data( 0, DesignerTreeRole ).value<DesignerTreeItemData>();
switch ( itemData.type() )
{
case DesignerTreeItemData::Field:
{
int idx = mLayer->fieldNameIndex( itemData.name() );
widgetDef = new QgsAttributeEditorField( itemData.name(), idx, parent );
break;
}
case DesignerTreeItemData::Relation:
{
QgsRelation relation = QgsProject::instance()->relationManager()->relation( itemData.name() );
widgetDef = new QgsAttributeEditorRelation( itemData.name(), relation, parent );
break;
}
case DesignerTreeItemData::Container:
{
QgsAttributeEditorContainer* container = new QgsAttributeEditorContainer( itemData.name(), parent );
for ( int t = 0; t < item->childCount(); t++ )
{
container->addChildElement( createAttributeEditorWidget( item->child( t ), container ) );
}
widgetDef = container;
break;
}
}
return widgetDef;
}
void QgsFieldsProperties::on_pbnSelectEditForm_clicked()
{
QSettings myQSettings;
QString lastUsedDir = myQSettings.value( "style/lastUIDir", "." ).toString();
QString uifilename = QFileDialog::getOpenFileName( this, tr( "Select edit form" ), lastUsedDir, tr( "UI file" ) + " (*.ui)" );
if ( uifilename.isNull() )
return;
QFileInfo fi( uifilename );
myQSettings.setValue( "style/lastUIDir", fi.path() );
leEditForm->setText( uifilename );
}
void QgsFieldsProperties::on_mEditorLayoutComboBox_currentIndexChanged( int index )
{
switch ( index )
{
case 0:
mAttributeEditorOptionsWidget->setVisible( false );
break;
case 1:
mAttributeEditorOptionsWidget->setVisible( true );
mAttributeEditorOptionsWidget->setCurrentIndex( 1 );
break;
case 2:
mAttributeEditorOptionsWidget->setVisible( true );
mAttributeEditorOptionsWidget->setCurrentIndex( 0 );
break;
}
}
void QgsFieldsProperties::apply()
{
QSet<QString> excludeAttributesWMS, excludeAttributesWFS;
for ( int i = 0; i < mFieldsList->rowCount(); i++ )
{
int idx = mFieldsList->item( i, attrIdCol )->text().toInt();
FieldConfig cfg = configForRow( i );
mLayer->setFieldEditable( i, cfg.mEditable );
mLayer->setLabelOnTop( i, cfg.mLabelOnTop );
mLayer->setEditorWidgetV2( idx, cfg.mEditorWidgetV2Type );
mLayer->setEditorWidgetV2Config( idx, cfg.mEditorWidgetV2Config );
if ( mFieldsList->item( i, attrWMSCol )->checkState() == Qt::Unchecked )
{
excludeAttributesWMS.insert( mFieldsList->item( i, attrNameCol )->text() );
}
if ( mFieldsList->item( i, attrWFSCol )->checkState() == Qt::Unchecked )
{
excludeAttributesWFS.insert( mFieldsList->item( i, attrNameCol )->text() );
}
}
//tabs and groups
mLayer->clearAttributeEditorWidgets();
for ( int t = 0; t < mDesignerTree->invisibleRootItem()->childCount(); t++ )
{
QTreeWidgetItem* tabItem = mDesignerTree->invisibleRootItem()->child( t );
mLayer->addAttributeEditorWidget( createAttributeEditorWidget( tabItem, mLayer ) );
}
mLayer->setEditorLayout(( QgsVectorLayer::EditorLayout ) mEditorLayoutComboBox->currentIndex() );
if ( mEditorLayoutComboBox->currentIndex() == QgsVectorLayer::UiFileLayout )
mLayer->setEditForm( leEditForm->text() );
mLayer->setEditFormInit( leEditFormInit->text() );
mLayer->setFeatureFormSuppress(( QgsVectorLayer::FeatureFormSuppress )mFormSuppressCmbBx->currentIndex() );
mLayer->setExcludeAttributesWMS( excludeAttributesWMS );
mLayer->setExcludeAttributesWFS( excludeAttributesWFS );
}
/*
* FieldConfig implementation
*/
QgsFieldsProperties::FieldConfig::FieldConfig()
: mEditable( true )
, mEditableEnabled( true )
, mLabelOnTop( false )
, mButton( 0 )
{
}
QgsFieldsProperties::FieldConfig::FieldConfig( QgsVectorLayer* layer, int idx )
: mButton( 0 )
{
mEditable = layer->fieldEditable( idx );
mEditableEnabled = layer->pendingFields().fieldOrigin( idx ) != QgsFields::OriginJoin
&& layer->pendingFields().fieldOrigin( idx ) != QgsFields::OriginExpression;
mLabelOnTop = layer->labelOnTop( idx );
mEditorWidgetV2Type = layer->editorWidgetV2( idx );
mEditorWidgetV2Config = layer->editorWidgetV2Config( idx );
}
/*
* DragList implementation
*/
QStringList QgsFieldsProperties::DragList::mimeTypes() const
{
return QStringList() << QLatin1String( "application/x-qgsattributetabledesignerelement" );
}
QMimeData* QgsFieldsProperties::DragList::mimeData( const QList<QTableWidgetItem*> items ) const
{
if ( items.count() <= 0 )
return NULL;
QStringList types = mimeTypes();
if ( types.isEmpty() )
return NULL;
QMimeData* data = new QMimeData();
QString format = types.at( 0 );
QByteArray encoded;
QDataStream stream( &encoded, QIODevice::WriteOnly );
Q_FOREACH ( const QTableWidgetItem* item, items )
{
// Relevant information is always in the UserRole of the first column
if ( item && item->column() == 0 )
{
DesignerTreeItemData itemData = item->data( DesignerTreeRole ).value<DesignerTreeItemData>();
stream << itemData;
}
}
data->setData( format, encoded );
return data;
}
/*
* DesignerTree implementation
*/
QTreeWidgetItem* QgsFieldsProperties::DesignerTree::addContainer( QTreeWidgetItem* parent, QString title )
{
QTreeWidgetItem *newItem = new QTreeWidgetItem( QStringList() << title );
newItem->setBackground( 0, QBrush( Qt::lightGray ) );
newItem->setFlags( Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled );
newItem->setData( 0, DesignerTreeRole, DesignerTreeItemData( DesignerTreeItemData::Container, title ).asQVariant() );
parent->addChild( newItem );
newItem->setExpanded( true );
return newItem;
}
QTreeWidgetItem* QgsFieldsProperties::DesignerTree::addItem( QTreeWidgetItem* parent, DesignerTreeItemData data )
{
QTreeWidgetItem* newItem = new QTreeWidgetItem( QStringList() << data.name() );
newItem->setFlags( Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled );
if ( data.type() == DesignerTreeItemData::Container )
{
newItem->setFlags( Qt::ItemIsEditable | Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled );
newItem->setBackground( 0, QBrush( Qt::lightGray ) );
#if 0
switch ( data.type() )
{
case DesignerTreeItemData::Field:
newItem->setIcon( 0, QgsApplication::getThemeIcon( "/mFieldIcon.svg" ) );
break;
case DesignerTreeItemData::Relation:
newItem->setIcon( 0, QgsApplication::getThemeIcon( "/mRelationIcon.svg" ) );
break;
case DesignerTreeItemData::Container:
newItem->setIcon( 0, QgsApplication::getThemeIcon( "/mContainerIcon.svg" ) );
break;
}
#endif
}
newItem->setData( 0, DesignerTreeRole, data.asQVariant() );
parent->addChild( newItem );
return newItem;
}
/**
* Is called when mouse is moved over attributes tree before a
* drop event. Used to inhibit dropping fields onto the root item.
*/
void QgsFieldsProperties::DesignerTree::dragMoveEvent( QDragMoveEvent *event )
{
QTreeWidgetItem* targetItem = itemAt( event->pos() );
const QMimeData* data = event->mimeData();
if ( data->hasFormat( "application/x-qgsattributetabledesignerelement" ) )
{
DesignerTreeItemData itemElement;
QByteArray itemData = data->data( "application/x-qgsattributetabledesignerelement" );
QDataStream stream( &itemData, QIODevice::ReadOnly );
stream >> itemElement;
// Forbid dropping fields on root item
if ( itemElement.type() == DesignerTreeItemData::Field && !targetItem )
{
event->ignore();
return;
}
// Inner drag and drop actions are always MoveAction
if ( event->source() == this )
{
event->setDropAction( Qt::MoveAction );
}
}
else
{
event->ignore();
}
QTreeWidget::dragMoveEvent( event );
}
bool QgsFieldsProperties::DesignerTree::dropMimeData( QTreeWidgetItem* parent, int index, const QMimeData * data, Qt::DropAction action )
{
Q_UNUSED( index )
bool bDropSuccessful = false;
if ( action == Qt::IgnoreAction )
{
bDropSuccessful = true;
}
else if ( data->hasFormat( "application/x-qgsattributetabledesignerelement" ) )
{
QByteArray itemData = data->data( "application/x-qgsattributetabledesignerelement" );
QDataStream stream( &itemData, QIODevice::ReadOnly );
DesignerTreeItemData itemElement;
while ( !stream.atEnd() )
{
stream >> itemElement;
if ( parent )
{
addItem( parent, itemElement );
bDropSuccessful = true;
}
else // Should never happen as we ignore drops of fields onto the root element in dragMoveEvent, but actually does happen. Qt?
{
// addItem( invisibleRootItem(), itemName );
// bDropSuccessful = true;
}
}
}
return bDropSuccessful;
}
void QgsFieldsProperties::DesignerTree::dropEvent( QDropEvent* event )
{
if ( !event->mimeData()->hasFormat( "application/x-qgsattributetabledesignerelement" ) )
return;