ksystemclipboard.cpp

/*
    SPDX-FileCopyrightText: 2020 David Edmundson <davidedmundson@kde.org>
 
    SPDX-License-Identifier: LGPL-2.0-or-later
*/
 
#include "ksystemclipboard.h"
#include "kguiaddons_debug.h"
 
#include "qtclipboard_p.h"
#include "waylandclipboard_p.h"
 
#include <QDebug>
#include <QGuiApplication>
#include <QMimeData>
 
KSystemClipboard *KSystemClipboard::instance()
{
    if (!qGuiApp || qGuiApp->closingDown()) {
        return nullptr;
    }
    static KSystemClipboard *systemClipboard = nullptr;
 
#ifdef WITH_WAYLAND
    static bool s_waylandChecked = false;
    if (!systemClipboard && qGuiApp->platformName() == QLatin1String("wayland") && !s_waylandChecked) {
        WaylandClipboard *waylandClipboard = new WaylandClipboard(qApp);
        s_waylandChecked = true;
 
        if (waylandClipboard->isValid()) {
            systemClipboard = waylandClipboard;
        } else {
            delete waylandClipboard;
            qCWarning(KGUIADDONS_LOG) << "Could not init WaylandClipboard, falling back to QtClipboard.";
        }
    }
#endif
 
    if (!systemClipboard) {
        systemClipboard = new QtClipboard(qApp);
    }
 
    return systemClipboard;
}
 
QString KSystemClipboard::text(QClipboard::Mode mode)
{
    const QMimeData *data = mimeData(mode);
    if (data) {
        return data->text();
    }
    return QString();
}
 
KSystemClipboard::KSystemClipboard(QObject *parent)
    : QObject(parent)
{
}
 
#include "moc_ksystemclipboard.cpp"