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[feature] Allow creation of new field domains through right click

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menu on gpkg items in browser

Allows users to create new range, coded value or glob field domains
This commit is contained in:
Nyall Dawson 2022-02-15 17:52:40 +10:00
parent dfac7df6fa
commit d06fb3dd11
2 changed files with 81 additions and 0 deletions
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79
src/app/browser/qgsinbuiltdataitemproviders.cpp
View File

@ -57,6 +57,8 @@
#include "qgsogrproviderutils.h"
#include "qgsprojectutils.h"
#include "qgsvariantutils.h"
#include "qgsfielddomainwidget.h"
#include "qgsgeopackagedataitems.h"
#include <QFileInfo>
#include <QMenu>
@ -1600,6 +1602,83 @@ QString QgsFieldDomainItemGuiProvider::name()
return QStringLiteral( "field_domain_item" );
}
void QgsFieldDomainItemGuiProvider::populateContextMenu( QgsDataItem *item, QMenu *menu, const QList<QgsDataItem *> &, QgsDataItemGuiContext context )
{
if ( qobject_cast< QgsFieldDomainsItem * >( item )
|| qobject_cast< QgsGeoPackageCollectionItem * >( item ) )
{
QString providerKey;
QString connectionUri;
if ( QgsFieldDomainsItem *fieldDomainsItem = qobject_cast< QgsFieldDomainsItem * >( item ) )
{
providerKey = fieldDomainsItem->providerKey();
connectionUri = fieldDomainsItem->connectionUri();
}
else if ( QgsGeoPackageCollectionItem *gpkgItem = qobject_cast< QgsGeoPackageCollectionItem * >( item ) )
{
providerKey = QStringLiteral( "ogr" );
connectionUri = gpkgItem->path().remove( QStringLiteral( "gpkg:/" ) );
}
// Check if domain creation is supported
QgsProviderMetadata *md { QgsProviderRegistry::instance()->providerMetadata( providerKey ) };
if ( md )
{
std::unique_ptr<QgsAbstractDatabaseProviderConnection> conn { static_cast<QgsAbstractDatabaseProviderConnection *>( md->createConnection( connectionUri, {} ) ) };
if ( conn && conn->capabilities().testFlag( QgsAbstractDatabaseProviderConnection::Capability::AddFieldDomain ) )
{
QMenu *createFieldDomainMenu = new QMenu( tr( "New Field Domain" ), menu );
menu->addMenu( createFieldDomainMenu );
QAction *rangeDomainAction = new QAction( QObject::tr( "New Range Domain…" ) );
createFieldDomainMenu->addAction( rangeDomainAction );
QAction *codedDomainAction = new QAction( QObject::tr( "New Coded Values Domain…" ) );
createFieldDomainMenu->addAction( codedDomainAction );
QAction *globDomainAction = new QAction( QObject::tr( "New Glob Domain…" ) );
createFieldDomainMenu->addAction( globDomainAction );
QPointer< QgsDataItem > itemWeakPointer( item );
auto createDomain = [context, itemWeakPointer, md, connectionUri]( Qgis::FieldDomainType type )
{
QgsFieldDomainDialog dialog( type, QgisApp::instance() );
if ( dialog.exec() )
{
std::unique_ptr< QgsFieldDomain > newDomain( dialog.createFieldDomain() );
std::unique_ptr<QgsAbstractDatabaseProviderConnection> conn { static_cast<QgsAbstractDatabaseProviderConnection *>( md->createConnection( connectionUri, {} ) ) };
try
{
conn->addFieldDomain( *newDomain, QString() );
notify( QObject::tr( "New Field Domain Created" ), QObject::tr( "Field domain '%1' was created successfully." ).arg( newDomain->name() ), context, Qgis::MessageLevel::Success );
if ( itemWeakPointer )
{
itemWeakPointer->refresh();
}
}
catch ( QgsProviderConnectionException &ex )
{
notify( QObject::tr( "Field Domain Creation Error" ), QObject::tr( "Error creating new field domain '%1': %2" ).arg( newDomain->name(), ex.what() ), context, Qgis::MessageLevel::Critical );
}
}
};
connect( rangeDomainAction, &QAction::triggered, this, [ = ]
{
createDomain( Qgis::FieldDomainType::Range );
} );
connect( codedDomainAction, &QAction::triggered, this, [ = ]
{
createDomain( Qgis::FieldDomainType::Coded );
} );
connect( globDomainAction, &QAction::triggered, this, [ = ]
{
createDomain( Qgis::FieldDomainType::Glob );
} );
}
}
}
}
QWidget *QgsFieldDomainItemGuiProvider::createParamWidget( QgsDataItem *item, QgsDataItemGuiContext )
{
if ( QgsFieldDomainItem *fieldDomainItem = qobject_cast< QgsFieldDomainItem * >( item ) )

2
src/app/browser/qgsinbuiltdataitemproviders.h
View File

@ -223,6 +223,8 @@ class QgsFieldDomainItemGuiProvider : public QObject, public QgsDataItemGuiProvi
QgsFieldDomainItemGuiProvider() = default;
QString name() override;
void populateContextMenu( QgsDataItem *item, QMenu *menu,
const QList<QgsDataItem *> &selectedItems, QgsDataItemGuiContext context ) override;
QWidget *createParamWidget( QgsDataItem *item, QgsDataItemGuiContext context ) override;
};