kde-playground/kdepim/examples/etm_usage/collectionmonitoredwidget.cpp
2015-04-14 21:49:29 +00:00

72 lines
2.6 KiB
C++

/*
Copyright (C) 2010 Klarälvdalens Datakonsult AB,
a KDAB Group company, info@kdab.net,
author Stephen Kelly <stephen@kdab.com>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
// READ THE README FILE
#include "collectionmonitoredwidget.h"
#include "entitytreewidget.h"
#include <QSplitter>
#include <QHBoxLayout>
#include <QItemSelection>
#include <Akonadi/EntityTreeView>
#include <Akonadi/EntityTreeModel>
#include <Akonadi/ChangeRecorder>
#include <Akonadi/CollectionFetchScope>
CollectionMonitoredWidget::CollectionMonitoredWidget(QWidget* parent, Qt::WindowFlags f)
: QWidget(parent, f)
{
QSplitter *splitter = new QSplitter(this);
QHBoxLayout *layout = new QHBoxLayout(this);
layout->addWidget(splitter);
m_etw = new EntityTreeWidget( splitter );
m_etw->init();
connect( m_etw->view()->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)), SLOT(selectionChanged(QItemSelection,QItemSelection)) );
m_oneCollectionChangeRecorder = new Akonadi::ChangeRecorder(this);
Akonadi::EntityTreeModel *oneCollectionEtm = new Akonadi::EntityTreeModel(m_oneCollectionChangeRecorder, this);
m_oneCollectionView = new Akonadi::EntityTreeView( splitter );
m_oneCollectionView->setModel( oneCollectionEtm );
}
void CollectionMonitoredWidget::selectionChanged(const QItemSelection& selected, const QItemSelection& deselected)
{
QModelIndex index = selected.indexes().first();
if (!index.isValid())
return;
Akonadi::Collection col = index.data( Akonadi::EntityTreeModel::CollectionRole ).value<Akonadi::Collection>();
if (!col.isValid())
return;
foreach ( const Akonadi::Collection &oldCol, m_oneCollectionChangeRecorder->collectionsMonitored() )
{
m_oneCollectionChangeRecorder->setCollectionMonitored( oldCol, false );
}
m_oneCollectionChangeRecorder->setCollectionMonitored( col, true );
}