QGIS API Documentation
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src
gui
qgsdataitemguiproviderutils.h
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/***************************************************************************
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qgsdataitemguiproviderutils.h
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--------------------------------------
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Date : June 2024
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Copyright : (C) 2024 by Nyall Dawson
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Email : nyall dot dawson at gmail dot com
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***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef QGSDATAITEMGUIPROVIDERUTILS_H
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#define QGSDATAITEMGUIPROVIDERUTILS_H
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#include "qgis_gui.h"
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#include "
qgis_sip.h
"
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#include "
qgis.h
"
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#include "
qgsdataitem.h
"
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#include "
qgsdataitemguiprovider.h
"
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#include <QPointer>
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#include <functional>
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class
QgsDataItem
;
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class
GUI_EXPORT
QgsDataItemGuiProviderUtils
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{
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public
:
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#ifndef SIP_RUN
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template
<
class
T>
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static
void
deleteConnections
(
const
QList< T * > &items,
const
std::function<
void
(
const
QString & ) > &deleteConnection,
QgsDataItemGuiContext
context )
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{
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( void )context;
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if
( items.empty() )
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return
;
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QStringList connectionNames;
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connectionNames.reserve( items.size() );
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for
( T *item : items )
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{
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connectionNames << item->name();
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}
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QPointer< QgsDataItem > firstParent( items.at( 0 )->parent() );
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deleteConnectionsPrivate( connectionNames, deleteConnection, firstParent );
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}
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static
const
QString uniqueName(
const
QString &name,
const
QStringList &connectionNames );
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#endif
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private
:
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static
void
deleteConnectionsPrivate(
const
QStringList &connectionNames,
const
std::function<
void
(
const
QString & )> &deleteConnection, QPointer<QgsDataItem> firstParent );
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};
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#endif
// QGSDATAITEMGUIPROVIDERUTILS_H
QgsDataItemGuiContext
Encapsulates the context in which a QgsDataItem is shown within the application GUI.
Definition
qgsdataitemguiprovider.h:42
QgsDataItemGuiProviderUtils
Utility functions for QgsDataItemGuiProviders.
Definition
qgsdataitemguiproviderutils.h:38
QgsDataItemGuiProviderUtils::deleteConnections
static void deleteConnections(const QList< T * > &items, const std::function< void(const QString &) > &deleteConnection, QgsDataItemGuiContext context)
Handles deletion of a list of connection items.
Definition
qgsdataitemguiproviderutils.h:49
QgsDataItem
Base class for all items in the model.
Definition
qgsdataitem.h:46
qgis.h
qgis_sip.h
qgsdataitem.h
qgsdataitemguiprovider.h
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