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qgsattributesformproperties.cpp
1060 lines (849 loc) · 39.2 KB
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qgsattributesformproperties.cpp
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#include "qgsattributesformproperties.h"
#include "qgsattributetypedialog.h"
#include "qgsattributerelationedit.h"
QgsAttributesFormProperties::QgsAttributesFormProperties( QgsVectorLayer *layer, QWidget *parent )
: QWidget( parent )
, mLayer( layer )
{
if ( !layer )
return;
setupUi( this );
// available widgets tree
QGridLayout *availableWidgetsWidgetLayout = new QGridLayout;
mAvailableWidgetsTree = new DnDTree( mLayer );
availableWidgetsWidgetLayout->addWidget( mAvailableWidgetsTree );
availableWidgetsWidgetLayout->setMargin( 0 );
mAvailableWidgetsWidget->setLayout( availableWidgetsWidgetLayout );
mAvailableWidgetsTree->setHeaderLabels( QStringList() << tr( "Available Widgets" ) );
mAvailableWidgetsTree->setType( DnDTree::Type::Drag );
// form layout tree
QGridLayout *formLayoutWidgetLayout = new QGridLayout;
mFormLayoutTree = new DnDTree( mLayer );
mFormLayoutWidget->setLayout( formLayoutWidgetLayout );
formLayoutWidgetLayout->addWidget( mFormLayoutTree );
formLayoutWidgetLayout->setMargin( 0 );
mFormLayoutTree->setHeaderLabels( QStringList() << tr( "Form Layout" ) );
mFormLayoutTree->setType( DnDTree::Type::Drop );
// AttributeTypeDialog
mAttributeTypeDialog = new QgsAttributeTypeDialog( mLayer, 0, mAttributeTypeFrame );
mAttributeTypeDialog->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->addWidget( mAttributeTypeDialog );
// AttributeRelationEdit
mAttributeRelationEdit = new QgsAttributeRelationEdit( "", mAttributeTypeFrame );
mAttributeRelationEdit->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->addWidget( mAttributeRelationEdit );
connect( mAvailableWidgetsTree, &QTreeWidget::itemSelectionChanged, this, &QgsAttributesFormProperties::onAttributeSelectionChanged );
connect( mAddTabOrGroupButton, &QAbstractButton::clicked, this, &QgsAttributesFormProperties::addTabOrGroupButton );
connect( mRemoveTabOrGroupButton, &QAbstractButton::clicked, this, &QgsAttributesFormProperties::removeTabOrGroupButton );
}
QgsAttributesFormProperties::~QgsAttributesFormProperties()
{
}
void QgsAttributesFormProperties::init()
{
initAvailableWidgetsTree();
initFormLayoutTree();
mAttributeTypeDialog->setEnabled( false );
mAttributeRelationEdit->setEnabled( false );
}
void QgsAttributesFormProperties::loadAttributeTypeDialog()
{
QTreeWidgetItem *currentItem = mAvailableWidgetsTree->currentItem();
if ( !currentItem )
mAttributeTypeDialog->setEnabled( false );
else
{
FieldConfig cfg = mAvailableWidgetsTree->currentItem()->data( 0, FieldConfigRole ).value<FieldConfig>();
QString fieldName = mAvailableWidgetsTree->currentItem()->data( 0, FieldNameRole ).toString();
int index = mLayer->fields().indexOf( fieldName );
mAttributeTypeDialog->setEnabled( true );
// AttributeTypeDialog
mAttributeTypeFrame->layout()->removeWidget( mAttributeTypeDialog );
delete mAttributeTypeDialog;
//
mAttributeTypeDialog = new QgsAttributeTypeDialog( mLayer, index, mAttributeTypeFrame );
mAttributeTypeDialog->setAlias( cfg.mAlias );
mAttributeTypeDialog->setFieldEditable( cfg.mEditable );
mAttributeTypeDialog->setLabelOnTop( cfg.mLabelOnTop );
mAttributeTypeDialog->setNotNull( cfg.mConstraints & QgsFieldConstraints::ConstraintNotNull );
mAttributeTypeDialog->setNotNullEnforced( cfg.mConstraintStrength.value( QgsFieldConstraints::ConstraintNotNull, QgsFieldConstraints::ConstraintStrengthHard ) == QgsFieldConstraints::ConstraintStrengthHard );
mAttributeTypeDialog->setUnique( cfg.mConstraints & QgsFieldConstraints::ConstraintUnique );
mAttributeTypeDialog->setUniqueEnforced( cfg.mConstraintStrength.value( QgsFieldConstraints::ConstraintUnique, QgsFieldConstraints::ConstraintStrengthHard ) == QgsFieldConstraints::ConstraintStrengthHard );
QgsFieldConstraints constraints = cfg.mFieldConstraints;
QgsFieldConstraints::Constraints providerConstraints = 0;
if ( constraints.constraintOrigin( QgsFieldConstraints::ConstraintNotNull ) == QgsFieldConstraints::ConstraintOriginProvider )
providerConstraints |= QgsFieldConstraints::ConstraintNotNull;
if ( constraints.constraintOrigin( QgsFieldConstraints::ConstraintUnique ) == QgsFieldConstraints::ConstraintOriginProvider )
providerConstraints |= QgsFieldConstraints::ConstraintUnique;
if ( constraints.constraintOrigin( QgsFieldConstraints::ConstraintExpression ) == QgsFieldConstraints::ConstraintOriginProvider )
providerConstraints |= QgsFieldConstraints::ConstraintExpression;
mAttributeTypeDialog->setProviderConstraints( providerConstraints );
mAttributeTypeDialog->setConstraintExpression( cfg.mConstraint );
mAttributeTypeDialog->setConstraintExpressionDescription( cfg.mConstraintDescription );
mAttributeTypeDialog->setConstraintExpressionEnforced( cfg.mConstraintStrength.value( QgsFieldConstraints::ConstraintExpression, QgsFieldConstraints::ConstraintStrengthHard ) == QgsFieldConstraints::ConstraintStrengthHard );
mAttributeTypeDialog->setDefaultValueExpression( mLayer->defaultValueDefinition( index ).expression() );
mAttributeTypeDialog->setApplyDefaultValueOnUpdate( mLayer->defaultValueDefinition( index ).applyOnUpdate() );
//confustion (will be removed): das hier funktioniert nicht, es is neu, aber ich weiss nicht woher: mAttributeTypeDialog->setDefaultValueExpression( mLayer->defaultValueExpression( index ) );
mAttributeTypeDialog->setEditorWidgetConfig( cfg.mEditorWidgetConfig );
mAttributeTypeDialog->setEditorWidgetType( cfg.mEditorWidgetType );
mAttributeTypeDialog->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->addWidget( mAttributeTypeDialog );
}
}
void QgsAttributesFormProperties::storeAttributeTypeDialog(){
FieldConfig cfg;
cfg.mEditable = mAttributeTypeDialog->fieldEditable();
cfg.mLabelOnTop = mAttributeTypeDialog->labelOnTop();
cfg.mAlias = mAttributeTypeDialog->alias();
cfg.mComment = mAttributeTypeDialog->comment();
//confustion (will be removed): wir laden teilweise sachen einfach beim store anstelle des applys auf die mLayer - eingie Sachen laden wir auch vom layer anstatt über das cfg. wieso
QgsFieldConstraints constraints = mLayer->fields().at( mAttributeTypeDialog->fieldIdx() ).constraints();
QgsFieldConstraints::Constraints providerConstraints = 0;
if ( constraints.constraintOrigin( QgsFieldConstraints::ConstraintNotNull ) == QgsFieldConstraints::ConstraintOriginProvider )
providerConstraints |= QgsFieldConstraints::ConstraintNotNull;
if ( constraints.constraintOrigin( QgsFieldConstraints::ConstraintUnique ) == QgsFieldConstraints::ConstraintOriginProvider )
providerConstraints |= QgsFieldConstraints::ConstraintUnique;
if ( constraints.constraintOrigin( QgsFieldConstraints::ConstraintExpression ) == QgsFieldConstraints::ConstraintOriginProvider )
providerConstraints |= QgsFieldConstraints::ConstraintExpression;
cfg.mConstraints = 0;
if ( mAttributeTypeDialog->notNull() && !( providerConstraints & QgsFieldConstraints::ConstraintNotNull ) )
{
cfg.mConstraints |= QgsFieldConstraints::ConstraintNotNull;
}
if ( mAttributeTypeDialog->unique() && !( providerConstraints & QgsFieldConstraints::ConstraintUnique ) )
{
cfg.mConstraints |= QgsFieldConstraints::ConstraintUnique;
}
if ( !mAttributeTypeDialog->constraintExpression().isEmpty() && !( providerConstraints & QgsFieldConstraints::ConstraintExpression ) )
{
cfg.mConstraints |= QgsFieldConstraints::ConstraintExpression;
}
cfg.mConstraintDescription = mAttributeTypeDialog->constraintExpressionDescription();
cfg.mConstraint = mAttributeTypeDialog->constraintExpression();
//confustion (will be removed): das hier funktioniert nicht, es is neu, aber ich weiss nicht woher: mLayer->setDefaultValueExpression( mAttributeTypeDialog->fieldIdx(), mAttributeTypeDialog->defaultValueExpression() );
mLayer->setDefaultValueDefinition( mAttributeTypeDialog->fieldIdx(), QgsDefaultValue( mAttributeTypeDialog->defaultValueExpression(), mAttributeTypeDialog->applyDefaultValueOnUpdate() ) );
cfg.mEditorWidgetType = mAttributeTypeDialog->editorWidgetType();
cfg.mEditorWidgetConfig = mAttributeTypeDialog->editorWidgetConfig();
cfg.mConstraintStrength.insert( QgsFieldConstraints::ConstraintNotNull, mAttributeTypeDialog->notNullEnforced() ?
QgsFieldConstraints::ConstraintStrengthHard : QgsFieldConstraints::ConstraintStrengthSoft );
cfg.mConstraintStrength.insert( QgsFieldConstraints::ConstraintUnique, mAttributeTypeDialog->uniqueEnforced() ?
QgsFieldConstraints::ConstraintStrengthHard : QgsFieldConstraints::ConstraintStrengthSoft );
cfg.mConstraintStrength.insert( QgsFieldConstraints::ConstraintExpression, mAttributeTypeDialog->constraintExpressionEnforced() ?
QgsFieldConstraints::ConstraintStrengthHard : QgsFieldConstraints::ConstraintStrengthSoft );
QString fieldName = mLayer->fields().at( mAttributeTypeDialog->fieldIdx() ).name();
QTreeWidgetItemIterator itemIt( mAvailableWidgetsTree );
while ( *itemIt )
{
QTreeWidgetItem *item = *itemIt;
if ( item->data( 0, FieldNameRole ).toString() == fieldName )
item->setData( 0, FieldConfigRole, QVariant::fromValue<FieldConfig>( cfg ) );
++itemIt;
}
}
void QgsAttributesFormProperties::loadAttributeRelationEdit()
{
QTreeWidgetItem *currentItem = mAvailableWidgetsTree->currentItem();
if ( !currentItem )
mAttributeRelationEdit->setEnabled( false );
else
{
mAttributeRelationEdit->setEnabled( true );
mAttributeTypeFrame->layout()->removeWidget( mAttributeRelationEdit );
delete mAttributeRelationEdit;
RelationConfig cfg = currentItem->data( 0, RelationConfigRole ).value<RelationConfig>();
mAttributeRelationEdit = new QgsAttributeRelationEdit( currentItem->data( 0, FieldNameRole ).toString(), mAttributeTypeFrame );
mAttributeRelationEdit->setCardinalityCombo( tr( "Many to one relation" ) );
QgsRelation relation = QgsProject::instance()->relationManager()->relation( currentItem->data( 0, FieldNameRole ).toString() );
Q_FOREACH ( const QgsRelation &nmrel, QgsProject::instance()->relationManager()->referencingRelations( relation.referencingLayer() ) )
{
if ( nmrel.fieldPairs().at( 0 ).referencingField() != relation.fieldPairs().at( 0 ).referencingField() )
mAttributeRelationEdit->setCardinalityCombo( QStringLiteral( "%1 (%2)" ).arg( nmrel.referencedLayer()->name(), nmrel.fieldPairs().at( 0 ).referencedField() ), nmrel.id() );
}
mAttributeRelationEdit->setCardinality( cfg.mCardinality );
mAttributeRelationEdit->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->setMargin( 0 );
mAttributeTypeFrame->layout()->removeWidget( mAttributeTypeDialog );
mAttributeTypeFrame->layout()->addWidget( mAttributeTypeDialog );
mAttributeTypeFrame->layout()->addWidget( mAttributeRelationEdit );
}
}
void QgsAttributesFormProperties::storeAttributeRelationEdit()
{
RelationConfig cfg;
cfg.mCardinality = mAttributeRelationEdit->cardinality();
QTreeWidgetItem *relationContainer = mAvailableWidgetsTree->invisibleRootItem()->child( 1 );
for ( int i = 0; i < relationContainer->childCount(); i++ )
{
QTreeWidgetItem *relationItem = relationContainer->child( i );
DnDTreeItemData itemData = relationItem->data( 0, DnDTreeRole ).value<DnDTreeItemData>();
if ( itemData.name() == mAttributeRelationEdit->mRelationId )
{
relationItem->setData( 0, RelationConfigRole, QVariant::fromValue<RelationConfig>( cfg ) );
}
}
}
QgsAttributesFormProperties::FieldConfig QgsAttributesFormProperties::configForChild( int index )
{
QString fieldName = mLayer->fields().at( index ).name();
QTreeWidgetItemIterator itemIt( mAvailableWidgetsTree );
while ( *itemIt )
{
QTreeWidgetItem *item = *itemIt;
if ( item->data( 0, FieldNameRole ).toString() == fieldName )
return item->data( 0, FieldConfigRole ).value<FieldConfig>();
++itemIt;
}
// Should never get here
Q_ASSERT( false );
return FieldConfig();
}
QgsAttributesFormProperties::RelationConfig QgsAttributesFormProperties::configForRelation( const QString &relationName )
{
QTreeWidgetItemIterator itemIt( mAvailableWidgetsTree );
while ( *itemIt )
{
QTreeWidgetItem *item = *itemIt;
if ( item->data( 0, FieldNameRole ).toString() == relationName )
return item->data( 0, RelationConfigRole ).value<RelationConfig>();
++itemIt;
}
// Should never get here
Q_ASSERT( false );
return RelationConfig();
}
QTreeWidgetItem *QgsAttributesFormProperties::loadAttributeEditorTreeItem( QgsAttributeEditorElement *const widgetDef, QTreeWidgetItem *parent, DnDTree *tree )
{
QTreeWidgetItem *newWidget = nullptr;
switch ( widgetDef->type() )
{
case QgsAttributeEditorElement::AeTypeField:
{
DnDTreeItemData itemData = DnDTreeItemData( DnDTreeItemData::Field, widgetDef->name() );
itemData.setShowLabel( widgetDef->showLabel() );
newWidget = tree->addItem( parent, itemData );
break;
}
case QgsAttributeEditorElement::AeTypeRelation:
{
const QgsAttributeEditorRelation *relationEditor = static_cast<const QgsAttributeEditorRelation *>( widgetDef );
DnDTreeItemData itemData = DnDTreeItemData( DnDTreeItemData::Relation, widgetDef->name() );
itemData.setShowLabel( widgetDef->showLabel() );
RelationEditorConfiguration relEdConfig;
relEdConfig.showLinkButton = relationEditor->showLinkButton();
relEdConfig.showUnlinkButton = relationEditor->showUnlinkButton();
itemData.setRelationEditorConfiguration( relEdConfig );
newWidget = tree->addItem( parent, itemData );
break;
}
case QgsAttributeEditorElement::AeTypeContainer:
{
DnDTreeItemData itemData( DnDTreeItemData::Container, widgetDef->name() );
itemData.setShowLabel( widgetDef->showLabel() );
const QgsAttributeEditorContainer *container = static_cast<const QgsAttributeEditorContainer *>( widgetDef );
if ( !container )
break;
itemData.setColumnCount( container->columnCount() );
itemData.setShowAsGroupBox( container->isGroupBox() );
itemData.setVisibilityExpression( container->visibilityExpression() );
newWidget = tree->addItem( parent, itemData );
const QList<QgsAttributeEditorElement *> children = container->children();
for ( QgsAttributeEditorElement *wdg : children )
{
loadAttributeEditorTreeItem( wdg, newWidget, tree );
}
}
break;
}
return newWidget;
}
void QgsAttributesFormProperties::initFormLayoutTree()
{
// tabs and groups info
mFormLayoutTree->clear();
mFormLayoutTree->setSortingEnabled( false );
mFormLayoutTree->setSelectionBehavior( QAbstractItemView::SelectRows );
mFormLayoutTree->setAcceptDrops( true );
mFormLayoutTree->setDragDropMode( QAbstractItemView::DragDrop );
Q_FOREACH ( QgsAttributeEditorElement *wdg, mLayer->editFormConfig().tabs() )
{
loadAttributeEditorTreeItem( wdg, mFormLayoutTree->invisibleRootItem(), mFormLayoutTree );
}
}
void QgsAttributesFormProperties::onAttributeSelectionChanged()
{
bool isAddPossible = false;
if ( mFormLayoutTree->selectedItems().count() == 1 && !mAvailableWidgetsTree->selectedItems().isEmpty() )
if ( mFormLayoutTree->selectedItems()[0]->data( 0, DnDTreeRole ).value<DnDTreeItemData>().type() == DnDTreeItemData::Container )
isAddPossible = true;
storeAttributeTypeDialog();
storeAttributeRelationEdit();
switch ( mAvailableWidgetsTree->currentItem()->data( 0, DnDTreeRole ).value<DnDTreeItemData>().type() )
{
case DnDTreeItemData::Relation:
{
mAttributeTypeDialog->setEnabled( false );
loadAttributeRelationEdit();
break;
}
case DnDTreeItemData::Field:
{
mAttributeRelationEdit->setEnabled( false );
loadAttributeTypeDialog();
break;
}
}
}
void QgsAttributesFormProperties::initAvailableWidgetsTree()
{
mAvailableWidgetsTree->clear();
mAvailableWidgetsTree->setSortingEnabled( false );
mAvailableWidgetsTree->setSelectionBehavior( QAbstractItemView::SelectRows );
mAvailableWidgetsTree->setAcceptDrops( false );
mAvailableWidgetsTree->setDragDropMode( QAbstractItemView::DragOnly );
//load Fields
DnDTreeItemData catItemData = DnDTreeItemData( DnDTreeItemData::Container, "Fields" );
QTreeWidgetItem *catitem = mAvailableWidgetsTree->addItem( mAvailableWidgetsTree->invisibleRootItem(), catItemData );
const QgsFields fields = mLayer->fields();
for ( int i = 0; i < fields.size(); ++i )
{
const QgsField field = fields.at( i );
DnDTreeItemData itemData = DnDTreeItemData( DnDTreeItemData::Field, field.name() );
//should we load here stuff like in im loadAttributeEditorTreeItem other stuff like itemData.setShowLabel( true );?
itemData.setShowLabel( true );
FieldConfig cfg( mLayer, i );
QTreeWidgetItem *item = mAvailableWidgetsTree->addItem( catitem, itemData );
//QTreeWidgetItem *item = mAvailableWidgetsTree->addItem( mAvailableWidgetsTree->invisibleRootItem(), itemData );
item->setData( 0, FieldConfigRole, cfg );
item->setData( 0, FieldNameRole, field.name() );
}
/* stuff
itemData.setIcon(i, mLayer->fields().iconForField( i ));
itemData.setText(i, QString::number( i+1 ) );
itemData.setText(i, fields.at( i ).name() );
*/
//load Relations
catItemData = DnDTreeItemData( DnDTreeItemData::Container, "Relations" );
catitem = mAvailableWidgetsTree->addItem( mAvailableWidgetsTree->invisibleRootItem(), catItemData );
const QList<QgsRelation> relations = QgsProject::instance()->relationManager()->referencedRelations( mLayer );
for ( const QgsRelation &relation : relations )
{
DnDTreeItemData itemData = DnDTreeItemData( DnDTreeItemData::Relation, QStringLiteral( "%1" ).arg( relation.id() ) ); //relation.name() );
itemData.setShowLabel( true );
RelationConfig cfg( mLayer, relation.id() );
QTreeWidgetItem *item = mAvailableWidgetsTree->addItem( catitem, itemData );
item->setData( 0, RelationConfigRole, cfg );
item->setData( 0, FieldNameRole, QStringLiteral( "%1" ).arg( relation.id() ) ); //relation.name() );
}
}
void QgsAttributesFormProperties::addTabOrGroupButton()
{
QList<QgsAddTabOrGroup::TabPair> tabList;
for ( QTreeWidgetItemIterator it( mFormLayoutTree ); *it; ++it )
{
DnDTreeItemData itemData = ( *it )->data( 0, DnDTreeRole ).value<DnDTreeItemData>();
if ( itemData.type() == DnDTreeItemData::Container )
{
tabList.append( QgsAddTabOrGroup::TabPair( itemData.name(), *it ) );
}
}
QgsAddTabOrGroup addTabOrGroup( mLayer, tabList, this );
if ( !addTabOrGroup.exec() )
return;
QString name = addTabOrGroup.name();
if ( addTabOrGroup.tabButtonIsChecked() )
{
mFormLayoutTree->addContainer( mFormLayoutTree->invisibleRootItem(), name, addTabOrGroup.columnCount() );
}
else
{
QTreeWidgetItem *tabItem = addTabOrGroup.tab();
mFormLayoutTree->addContainer( tabItem, name, addTabOrGroup.columnCount() );
}
}
void QgsAttributesFormProperties::removeTabOrGroupButton()
{
qDeleteAll( mFormLayoutTree->selectedItems() );
}
QgsAttributeEditorElement *QgsAttributesFormProperties::createAttributeEditorWidget( QTreeWidgetItem *item, QgsAttributeEditorElement *parent, bool forceGroup )
{
QgsAttributeEditorElement *widgetDef = nullptr;
DnDTreeItemData itemData = item->data( 0, DnDTreeRole ).value<DnDTreeItemData>();
switch ( itemData.type() )
{
//indexed here?
case DnDTreeItemData::Field:
{
int idx = mLayer->fields().lookupField( itemData.name() );
widgetDef = new QgsAttributeEditorField( itemData.name(), idx, parent );
break;
}
case DnDTreeItemData::Relation:
{
QgsRelation relation = QgsProject::instance()->relationManager()->relation( itemData.name() );
QgsAttributeEditorRelation *relDef = new QgsAttributeEditorRelation( itemData.name(), relation, parent );
relDef->setShowLinkButton( itemData.relationEditorConfiguration().showLinkButton );
relDef->setShowUnlinkButton( itemData.relationEditorConfiguration().showUnlinkButton );
widgetDef = relDef;
break;
}
case DnDTreeItemData::Container:
{
QgsAttributeEditorContainer *container = new QgsAttributeEditorContainer( item->text( 0 ), parent );
container->setColumnCount( itemData.columnCount() );
container->setIsGroupBox( forceGroup ? true : itemData.showAsGroupBox() );
container->setVisibilityExpression( itemData.visibilityExpression() );
for ( int t = 0; t < item->childCount(); t++ )
{
container->addChildElement( createAttributeEditorWidget( item->child( t ), container ) );
}
widgetDef = container;
break;
}
}
widgetDef->setShowLabel( itemData.showLabel() );
return widgetDef;
}
void QgsAttributesFormProperties::apply()
{
storeAttributeTypeDialog();
storeAttributeRelationEdit();
QgsEditFormConfig editFormConfig = mLayer->editFormConfig();
QTreeWidgetItem *fieldContainer = mAvailableWidgetsTree->invisibleRootItem()->child( 0 );
int idx;
for ( int i = 0; i < fieldContainer->childCount(); i++ )
{
QTreeWidgetItem *fieldItem = fieldContainer->child( i );
idx = fieldContainer->indexOfChild( fieldItem );
QString name = mLayer->fields().at( idx ).name();
FieldConfig cfg = configForChild( idx );
editFormConfig.setReadOnly( idx, !cfg.mEditable );
editFormConfig.setLabelOnTop( idx, cfg.mLabelOnTop );
mLayer->setConstraintExpression( idx, cfg.mConstraint, cfg.mConstraintDescription );
mLayer->setEditorWidgetSetup( idx, QgsEditorWidgetSetup( cfg.mEditorWidgetType, cfg.mEditorWidgetConfig ) );
if ( cfg.mConstraints & QgsFieldConstraints::ConstraintNotNull )
{
mLayer->setFieldConstraint( idx, QgsFieldConstraints::ConstraintNotNull, cfg.mConstraintStrength.value( QgsFieldConstraints::ConstraintNotNull, QgsFieldConstraints::ConstraintStrengthHard ) );
}
else
{
mLayer->removeFieldConstraint( idx, QgsFieldConstraints::ConstraintNotNull );
}
if ( cfg.mConstraints & QgsFieldConstraints::ConstraintUnique )
{
mLayer->setFieldConstraint( idx, QgsFieldConstraints::ConstraintUnique, cfg.mConstraintStrength.value( QgsFieldConstraints::ConstraintUnique, QgsFieldConstraints::ConstraintStrengthHard ) );
}
else
{
mLayer->removeFieldConstraint( idx, QgsFieldConstraints::ConstraintUnique );
}
if ( cfg.mConstraints & QgsFieldConstraints::ConstraintExpression )
{
mLayer->setFieldConstraint( idx, QgsFieldConstraints::ConstraintExpression, cfg.mConstraintStrength.value( QgsFieldConstraints::ConstraintExpression, QgsFieldConstraints::ConstraintStrengthHard ) );
}
else
{
mLayer->removeFieldConstraint( idx, QgsFieldConstraints::ConstraintExpression );
}
mLayer->setFieldAlias( idx, cfg.mAlias );
//wo?? ( idx, cfg.mComment );
}
// tabs and groups
editFormConfig.clearTabs();
for ( int t = 0; t < mFormLayoutTree->invisibleRootItem()->childCount(); t++ )
{
QTreeWidgetItem *tabItem = mFormLayoutTree->invisibleRootItem()->child( t );
editFormConfig.addTab( createAttributeEditorWidget( tabItem, nullptr, false ) );
}
/*
editFormConfig.setUiForm( mEditFormLineEdit->text() );
editFormConfig.setLayout( ( QgsEditFormConfig::EditorLayout ) mEditorLayoutComboBox->currentIndex() );
// Init function configuration
editFormConfig.setInitFunction( mInitFunctionLineEdit->text() );
editFormConfig.setInitCode( mInitCodeEditorPython->text() );
editFormConfig.setInitFilePath( mInitFilePathLineEdit->text() );
editFormConfig.setInitCodeSource( ( QgsEditFormConfig::PythonInitCodeSource )mInitCodeSourceComboBox->currentIndex() );
editFormConfig.setSuppress( ( QgsEditFormConfig::FeatureFormSuppress )mFormSuppressCmbBx->currentIndex() );
*/
// relations
QTreeWidgetItem *relationContainer = mAvailableWidgetsTree->invisibleRootItem()->child( 1 );
for ( int i = 0; i < relationContainer->childCount(); i++ )
{
QTreeWidgetItem *relationItem = relationContainer->child( i );
DnDTreeItemData itemData = relationItem->data( 0, DnDTreeRole ).value<DnDTreeItemData>();
RelationConfig relCfg = configForRelation( itemData.name() );
QVariantMap cfg;
cfg[QStringLiteral( "nm-rel" )] = relCfg.mCardinality;
editFormConfig.setWidgetConfig( itemData.name(), cfg );
}
/*
for ( int i = 0; i < mRelationsList->rowCount(); ++i )
{
QVariantMap cfg;
QComboBox *cb = qobject_cast<QComboBox *>( mRelationsList->cellWidget( i, RelNmCol ) );
QVariant otherRelation = cb->currentData();
if ( otherRelation.isValid() )
{
cfg[QStringLiteral( "nm-rel" )] = otherRelation.toString();
}
DesignerTreeItemData itemData = mRelationsList->item( i, RelNameCol )->data( DesignerTreeRole ).value<DesignerTreeItemData>();
QString relationName = itemData.name();
editFormConfig.setWidgetConfig( relationName, cfg );
}
*/
mLayer->setEditFormConfig( editFormConfig );
}
/*
* FieldConfig implementation
*/
QgsAttributesFormProperties::FieldConfig::FieldConfig()
: mEditable( true )
, mEditableEnabled( true )
, mLabelOnTop( false )
, mConstraints( 0 )
, mConstraintDescription( QString() )
, mButton( nullptr )
{
}
QgsAttributesFormProperties::FieldConfig::FieldConfig( QgsVectorLayer *layer, int idx )
: mButton( nullptr )
{
mAlias = layer->fields().at( idx ).alias();
mEditable = !layer->editFormConfig().readOnly( idx );
mEditableEnabled = layer->fields().fieldOrigin( idx ) != QgsFields::OriginJoin
&& layer->fields().fieldOrigin( idx ) != QgsFields::OriginExpression;
mLabelOnTop = layer->editFormConfig().labelOnTop( idx );
mFieldConstraints = layer->fields().at( idx ).constraints();
mConstraints = mFieldConstraints.constraints();
mConstraint = mFieldConstraints.constraintExpression();
mConstraintStrength.insert( QgsFieldConstraints::ConstraintNotNull, mFieldConstraints.constraintStrength( QgsFieldConstraints::ConstraintNotNull ) );
mConstraintStrength.insert( QgsFieldConstraints::ConstraintUnique, mFieldConstraints.constraintStrength( QgsFieldConstraints::ConstraintUnique ) );
mConstraintStrength.insert( QgsFieldConstraints::ConstraintExpression, mFieldConstraints.constraintStrength( QgsFieldConstraints::ConstraintExpression ) );
mConstraintDescription = mFieldConstraints.constraintDescription();
const QgsEditorWidgetSetup setup = QgsGui::editorWidgetRegistry()->findBest( layer, layer->fields().field( idx ).name() );
mEditorWidgetType = setup.type();
mEditorWidgetConfig = setup.config();
}
QgsAttributesFormProperties::FieldConfig::operator QVariant()
{
return QVariant::fromValue<QgsAttributesFormProperties::FieldConfig>( *this );
}
/*
* RelationConfig implementation
*/
QgsAttributesFormProperties::RelationConfig::RelationConfig()
: mCardinality( QString() )
{
}
QgsAttributesFormProperties::RelationConfig::RelationConfig( QgsVectorLayer *layer, const QString &relationId )
{
const QVariant nmrelcfg = layer->editFormConfig().widgetConfig( relationId ).value( QStringLiteral( "nm-rel" ) );
mCardinality = nmrelcfg.toString();
}
QgsAttributesFormProperties::RelationConfig::operator QVariant()
{
return QVariant::fromValue<QgsAttributesFormProperties::RelationConfig>( *this );
}
/*
* DnDTree implementation
*/
QTreeWidgetItem *DnDTree::addContainer( QTreeWidgetItem *parent, const QString &title, int columnCount )
{
QTreeWidgetItem *newItem = new QTreeWidgetItem( QStringList() << title );
newItem->setBackground( 0, QBrush( Qt::lightGray ) );
newItem->setFlags( Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled );
QgsAttributesFormProperties::DnDTreeItemData itemData( QgsAttributesFormProperties::DnDTreeItemData::Container, title );
itemData.setColumnCount( columnCount );
newItem->setData( 0, QgsAttributesFormProperties::DnDTreeRole, itemData );
parent->addChild( newItem );
newItem->setExpanded( true );
return newItem;
}
DnDTree::DnDTree( QgsVectorLayer *layer, QWidget *parent )
: QTreeWidget( parent )
, mLayer( layer )
{
connect( this, &QTreeWidget::itemDoubleClicked, this, &DnDTree::onItemDoubleClicked );
}
QTreeWidgetItem *DnDTree::addItem( QTreeWidgetItem *parent, QgsAttributesFormProperties::DnDTreeItemData data )
{
QTreeWidgetItem *newItem = new QTreeWidgetItem( QStringList() << data.name() );
newItem->setFlags( Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled );
if ( data.type() == QgsAttributesFormProperties::DnDTreeItemData::Container )
{
newItem->setFlags( Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled | Qt::ItemIsDropEnabled );
newItem->setBackground( 0, QBrush( Qt::lightGray ) );
switch ( data.type() )
{
case QgsAttributesFormProperties::DnDTreeItemData::Field:
newItem->setIcon( 0, QgsApplication::getThemeIcon( "/mFieldIcon.svg" ) );
break;
case QgsAttributesFormProperties::DnDTreeItemData::Relation:
newItem->setIcon( 0, QgsApplication::getThemeIcon( "/mRelationIcon.svg" ) );
break;
case QgsAttributesFormProperties::DnDTreeItemData::Container:
newItem->setIcon( 0, QgsApplication::getThemeIcon( "/mContainerIcon.svg" ) );
break;
}
}
newItem->setData( 0, QgsAttributesFormProperties::DnDTreeRole, data );
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 DnDTree::dragMoveEvent( QDragMoveEvent *event )
{
const QMimeData *data = event->mimeData();
if ( data->hasFormat( QStringLiteral( "application/x-qgsattributetabledesignerelement" ) ) )
{
QgsAttributesFormProperties::DnDTreeItemData itemElement;
QByteArray itemData = data->data( QStringLiteral( "application/x-qgsattributetabledesignerelement" ) );
QDataStream stream( &itemData, QIODevice::ReadOnly );
stream >> itemElement;
// Inner drag and drop actions are always MoveAction
if ( event->source() == this )
{
event->setDropAction( Qt::MoveAction );
}
}
else
{
event->ignore();
}
QTreeWidget::dragMoveEvent( event );
}
bool DnDTree::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( QStringLiteral( "application/x-qgsattributetabledesignerelement" ) ) )
{
QByteArray itemData = data->data( QStringLiteral( "application/x-qgsattributetabledesignerelement" ) );
QDataStream stream( &itemData, QIODevice::ReadOnly );
QgsAttributesFormProperties::DnDTreeItemData itemElement;
while ( !stream.atEnd() )
{
stream >> itemElement;
if ( parent )
{
addItem( parent, itemElement );
bDropSuccessful = true;
}
else
{
addItem( invisibleRootItem(), itemElement );
bDropSuccessful = true;
}
}
}
return bDropSuccessful;
}
void DnDTree::dropEvent( QDropEvent *event )
{
if ( !event->mimeData()->hasFormat( QStringLiteral( "application/x-qgsattributetabledesignerelement" ) ) )
return;
if ( event->source() == this )
{
event->setDropAction( Qt::MoveAction );
}
QTreeWidget::dropEvent( event );
}
QStringList DnDTree::mimeTypes() const
{
return QStringList() << QStringLiteral( "application/x-qgsattributetabledesignerelement" );
}
QMimeData *DnDTree::mimeData( const QList<QTreeWidgetItem *> items ) const
{
if ( items.count() <= 0 )
return nullptr;
QStringList types = mimeTypes();
if ( types.isEmpty() )
return nullptr;
QMimeData *data = new QMimeData();
QString format = types.at( 0 );
QByteArray encoded;
QDataStream stream( &encoded, QIODevice::WriteOnly );
Q_FOREACH ( const QTreeWidgetItem *item, items )
{
if ( item )
{
// Relevant information is always in the DnDTreeRole of the first column
QgsAttributesFormProperties::DnDTreeItemData itemData = item->data( 0, QgsAttributesFormProperties::DnDTreeRole ).value<QgsAttributesFormProperties::DnDTreeItemData>();
stream << itemData;
}
}
data->setData( format, encoded );
return data;
}
void DnDTree::onItemDoubleClicked( QTreeWidgetItem *item, int column )
{
Q_UNUSED( column )
QgsAttributesFormProperties::DnDTreeItemData itemData = item->data( 0, QgsAttributesFormProperties::DnDTreeRole ).value<QgsAttributesFormProperties::DnDTreeItemData>();
QGroupBox *baseData = new QGroupBox( tr( "Base configuration" ) );
QFormLayout *baseLayout = new QFormLayout();
baseData->setLayout( baseLayout );
QCheckBox *showLabelCheckbox = new QCheckBox( QStringLiteral( "Show label" ) );
showLabelCheckbox->setChecked( itemData.showLabel() );
baseLayout->addRow( showLabelCheckbox );
QWidget *baseWidget = new QWidget();
baseWidget->setLayout( baseLayout );
if ( itemData.type() == QgsAttributesFormProperties::DnDTreeItemData::Container )
{
QDialog dlg;
dlg.setWindowTitle( tr( "Configure Container" ) );
QFormLayout *layout = new QFormLayout() ;
dlg.setLayout( layout );
layout->addRow( baseWidget );
QCheckBox *showAsGroupBox = nullptr;
QLineEdit *title = new QLineEdit( itemData.name() );
QSpinBox *columnCount = new QSpinBox();
QGroupBox *visibilityExpressionGroupBox = new QGroupBox( tr( "Control visibility by expression" ) );
visibilityExpressionGroupBox->setCheckable( true );
visibilityExpressionGroupBox->setChecked( itemData.visibilityExpression().enabled() );
visibilityExpressionGroupBox->setLayout( new QGridLayout );
QgsFieldExpressionWidget *visibilityExpressionWidget = new QgsFieldExpressionWidget;
visibilityExpressionWidget->setLayer( mLayer );
visibilityExpressionWidget->setExpressionDialogTitle( tr( "Visibility Expression" ) );
visibilityExpressionWidget->setExpression( itemData.visibilityExpression()->expression() );
visibilityExpressionGroupBox->layout()->addWidget( visibilityExpressionWidget );
columnCount->setRange( 1, 5 );
columnCount->setValue( itemData.columnCount() );
layout->addRow( tr( "Title" ), title );
layout->addRow( tr( "Column count" ), columnCount );
layout->addRow( visibilityExpressionGroupBox );
if ( !item->parent() )
{
showAsGroupBox = new QCheckBox( tr( "Show as group box" ) );
showAsGroupBox->setChecked( itemData.showAsGroupBox() );
layout->addRow( showAsGroupBox );
}
QDialogButtonBox *buttonBox = new QDialogButtonBox( QDialogButtonBox::Ok
| QDialogButtonBox::Cancel );
connect( buttonBox, &QDialogButtonBox::accepted, &dlg, &QDialog::accept );
connect( buttonBox, &QDialogButtonBox::rejected, &dlg, &QDialog::reject );
layout->addWidget( buttonBox );
if ( dlg.exec() )
{
itemData.setColumnCount( columnCount->value() );
itemData.setShowAsGroupBox( showAsGroupBox ? showAsGroupBox->isChecked() : true );
itemData.setName( title->text() );
itemData.setShowLabel( showLabelCheckbox->isChecked() );
QgsOptionalExpression visibilityExpression;
visibilityExpression.setData( QgsExpression( visibilityExpressionWidget->expression() ) );
visibilityExpression.setEnabled( visibilityExpressionGroupBox->isChecked() );
itemData.setVisibilityExpression( visibilityExpression );
item->setData( 0, QgsAttributesFormProperties::DnDTreeRole, itemData );
item->setText( 0, title->text() );
}
}
else if ( itemData.type() == QgsAttributesFormProperties::DnDTreeItemData::Relation )
{
QDialog dlg;
dlg.setWindowTitle( tr( "Configure Relation Editor" ) );
QFormLayout *layout = new QFormLayout() ;
dlg.setLayout( layout );
layout->addWidget( baseWidget );
QCheckBox *showLinkButton = new QCheckBox( tr( "Show link button" ) );
showLinkButton->setChecked( itemData.relationEditorConfiguration().showLinkButton );
QCheckBox *showUnlinkButton = new QCheckBox( tr( "Show unlink button" ) );
showUnlinkButton->setChecked( itemData.relationEditorConfiguration().showUnlinkButton );
layout->addRow( showLinkButton );
layout->addRow( showUnlinkButton );
QDialogButtonBox *buttonBox = new QDialogButtonBox( QDialogButtonBox::Ok | QDialogButtonBox::Cancel );
connect( buttonBox, &QDialogButtonBox::accepted, &dlg, &QDialog::accept );
connect( buttonBox, &QDialogButtonBox::rejected, &dlg, &QDialog::reject );
dlg.layout()->addWidget( buttonBox );
if ( dlg.exec() )
{
QgsAttributesFormProperties::RelationEditorConfiguration relEdCfg;
relEdCfg.showLinkButton = showLinkButton->isChecked();
relEdCfg.showUnlinkButton = showUnlinkButton->isChecked();
itemData.setShowLabel( showLabelCheckbox->isChecked() );
itemData.setRelationEditorConfiguration( relEdCfg );
item->setData( 0, QgsAttributesFormProperties::DnDTreeRole, itemData );
}
}
else
{
QDialog dlg;
dlg.setWindowTitle( tr( "Configure Field" ) );
dlg.setLayout( new QGridLayout() );
dlg.layout()->addWidget( baseWidget );
QDialogButtonBox *buttonBox = new QDialogButtonBox( QDialogButtonBox::Ok
| QDialogButtonBox::Cancel );
connect( buttonBox, &QDialogButtonBox::accepted, &dlg, &QDialog::accept );
connect( buttonBox, &QDialogButtonBox::rejected, &dlg, &QDialog::reject );
dlg.layout()->addWidget( buttonBox );
if ( dlg.exec() )
{
itemData.setShowLabel( showLabelCheckbox->isChecked() );
item->setData( 0, QgsAttributesFormProperties::DnDTreeRole, itemData );
}
}
}
DnDTree::Type DnDTree::type() const
{
return mType;
}
void DnDTree::setType( const Type &value )
{
mType = value;
}
/*
* Serialization helpers for DesigerTreeItemData so we can stuff this easily into QMimeData
*/