windowtasksmodel.cpp

/*
    SPDX-FileCopyrightText: 2016 Eike Hein <hein@kde.org>
 
    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
 
#include "windowtasksmodel.h"
 
#include <config-X11.h>
 
#include "waylandtasksmodel.h"
#if HAVE_X11
#include "xwindowtasksmodel.h"
#endif
 
#include <KWindowSystem>
 
namespace TaskManager
{
class Q_DECL_HIDDEN WindowTasksModel::Private
{
public:
    Private(WindowTasksModel *q);
    ~Private();
 
    static int instanceCount;
    static AbstractTasksModel *sourceTasksModel;
 
    void initSourceTasksModel();
 
private:
    WindowTasksModel *q;
};
 
int WindowTasksModel::Private::instanceCount = 0;
AbstractTasksModel *WindowTasksModel::Private::sourceTasksModel = nullptr;
 
WindowTasksModel::Private::Private(WindowTasksModel *q)
    : q(q)
{
    ++instanceCount;
}
 
WindowTasksModel::Private::~Private()
{
    --instanceCount;
 
    if (!instanceCount) {
        delete sourceTasksModel;
        sourceTasksModel = nullptr;
    }
}
 
void WindowTasksModel::Private::initSourceTasksModel()
{
    if (!sourceTasksModel && KWindowSystem::isPlatformWayland()) {
        sourceTasksModel = new WaylandTasksModel();
    }
 
#if HAVE_X11
    if (!sourceTasksModel && KWindowSystem::isPlatformX11()) {
        sourceTasksModel = new XWindowTasksModel();
    }
#endif
 
    q->setSourceModel(sourceTasksModel);
}
 
WindowTasksModel::WindowTasksModel(QObject *parent)
    : QIdentityProxyModel(parent)
    , d(new Private(this))
{
    d->initSourceTasksModel();
}
 
WindowTasksModel::~WindowTasksModel()
{
}
 
QHash<int, QByteArray> WindowTasksModel::roleNames() const
{
    if (d->sourceTasksModel) {
        return d->sourceTasksModel->roleNames();
    }
 
    return QHash<int, QByteArray>();
}
 
QModelIndex WindowTasksModel::mapIfaceToSource(const QModelIndex &index) const
{
    return mapToSource(index);
}
 
}