// Copyright (C) Oleg Shparber, et al. <https://zealdocs.org>
// SPDX-License-Identifier: GPL-3.0-or-later
/****************************************************************************
// Copyright (C) 2006 - 2011, the LibQxt project.
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*****************************************************************************/

#ifndef QXTGLOBALSHORTCUT_P_H
#define QXTGLOBALSHORTCUT_P_H

#include <QAbstractNativeEventFilter>
#include <QHash>

#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
#define NativeEventFilterResult long
#else
#define NativeEventFilterResult qintptr
#endif

class QKeySequence;

class QxtGlobalShortcut;

class QxtGlobalShortcutPrivate : public QAbstractNativeEventFilter
{
    Q_DISABLE_COPY_MOVE(QxtGlobalShortcutPrivate)

    QxtGlobalShortcut *q_ptr = nullptr;
    Q_DECLARE_PUBLIC(QxtGlobalShortcut)
protected:
    explicit QxtGlobalShortcutPrivate(QxtGlobalShortcut *qq);
    ~QxtGlobalShortcutPrivate() override;

    bool enabled = true;
    Qt::Key key = Qt::Key(0);
    Qt::KeyboardModifiers mods = Qt::NoModifier;

#ifndef Q_OS_MACOS
    static int ref;
#endif // Q_OS_MACOS

    bool setShortcut(const QKeySequence &shortcut);
    bool unsetShortcut();

    bool nativeRegister();
    bool nativeUnregister();

    bool nativeEventFilter(const QByteArray &eventType, void *message, NativeEventFilterResult *result) override;

    static bool isSupported();
    static bool activateShortcut(quint32 nativeKey, quint32 nativeMods);

private:
    static quint32 nativeKeycode(Qt::Key keycode, quint32 &extraNativeMods);
    static quint32 nativeModifiers(Qt::KeyboardModifiers modifiers);

    static bool registerShortcut(quint32 nativeKey, quint32 nativeMods);
    static bool unregisterShortcut(quint32 nativeKey, quint32 nativeMods);

    static QHash<QPair<quint32, quint32>, QxtGlobalShortcut *> shortcuts;
};

#endif // QXTGLOBALSHORTCUT_P_H
