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src
core
qgstransactiongroup.h
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/***************************************************************************
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qgstransactiongroup.h - QgsTransactionGroup
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---------------------
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begin : 15.1.2016
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copyright : (C) 2016 by Matthias Kuhn
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email :
[email protected]
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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 QGSTRANSACTIONGROUP_H
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#define QGSTRANSACTIONGROUP_H
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#include <QObject>
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#include <QSet>
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class
QgsVectorLayer
;
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class
QgsTransaction
;
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class
CORE_EXPORT
QgsTransactionGroup
:
public
QObject
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{
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Q_OBJECT
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public
:
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explicit
QgsTransactionGroup
(
QObject
*parent = 0 );
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~
QgsTransactionGroup
();
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bool
addLayer(
QgsVectorLayer
* layer );
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QSet<QgsVectorLayer*>
layers()
const
;
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bool
modified()
const
;
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QString
connString()
const
;
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QString
providerKey()
const
;
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bool
isEmpty()
const
;
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signals:
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void
commitError(
const
QString
& msg );
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private
slots:
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void
onEditingStarted();
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void
onLayerDeleted();
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void
onCommitChanges();
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void
onRollback();
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private
:
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bool
mEditingStarting;
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bool
mEditingStopping;
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void
disableTransaction();
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QSet<QgsVectorLayer*>
mLayers;
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QScopedPointer<QgsTransaction>
mTransaction;
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QString
mConnString;
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QString
mProviderKey;
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};
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#endif // QGSTRANSACTIONGROUP_H
QObject
QScopedPointer< QgsTransaction >
QgsTransactionGroup
Definition:
qgstransactiongroup.h:25
QSet< QgsVectorLayer * >
QString
QgsTransaction
This class allows including a set of layers in a database-side transaction, provided the layer data p...
Definition:
qgstransaction.h:49
QgsVectorLayer
Represents a vector layer which manages a vector based data sets.
Definition:
qgsvectorlayer.h:386
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