/****************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Quick Templates 2 module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
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** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QtQml/qqmlextensionplugin.h>
#include <QtQml/private/qqmlglobal_p.h>
#include <QtQuickTemplates2/private/qtquicktemplates2global_p.h>

#if QT_CONFIG(shortcut)
#include <QtQuickTemplates2/private/qquickshortcutcontext_p_p.h>

// qtdeclarative/src/quick/util/qquickshortcut.cpp
typedef bool (*ShortcutContextMatcher)(QObject *, Qt::ShortcutContext);
extern ShortcutContextMatcher qt_quick_shortcut_context_matcher();
extern void qt_quick_set_shortcut_context_matcher(ShortcutContextMatcher matcher);
#endif

QT_BEGIN_NAMESPACE

class QtQuickTemplates2Plugin : public QQmlExtensionPlugin
{
    Q_OBJECT
    Q_PLUGIN_METADATA(IID QQmlExtensionInterface_iid)

public:
    QtQuickTemplates2Plugin(QObject *parent = nullptr);
    ~QtQuickTemplates2Plugin();

    void registerTypes(const char *uri) override;
    void unregisterTypes() override;

private:
    bool registered;
#if QT_CONFIG(shortcut)
    ShortcutContextMatcher originalContextMatcher;
#endif
};

QtQuickTemplates2Plugin::QtQuickTemplates2Plugin(QObject *parent)
    : QQmlExtensionPlugin(parent), registered(false)
{
    volatile auto registration = &qml_register_types_QtQuick_Templates;
    volatile auto initialization = &QQuickTemplates_initializeModule;

    Q_UNUSED(registration)
    Q_UNUSED(initialization)
}

QtQuickTemplates2Plugin::~QtQuickTemplates2Plugin()
{
    // Intentionally empty: we use register/unregisterTypes() to do
    // initialization and cleanup, as plugins are not unloaded on macOS.
}

void QtQuickTemplates2Plugin::registerTypes(const char * /*uri*/)
{
#if QT_CONFIG(shortcut)
    originalContextMatcher = qt_quick_shortcut_context_matcher();
    qt_quick_set_shortcut_context_matcher(QQuickShortcutContext::matcher);
#endif

    registered = true;
}

void QtQuickTemplates2Plugin::unregisterTypes()
{
#if QT_CONFIG(shortcut)
    qt_quick_set_shortcut_context_matcher(originalContextMatcher);
#endif
}

QT_END_NAMESPACE

#include "qtquicktemplates2plugin.moc"