// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

#ifndef QDBUSPLATFORMMENU_H
#define QDBUSPLATFORMMENU_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
//
//  W A R N I N G
//  -------------
//
// This file is part of the DBus menu support and is not meant to be used
// in applications. Usage of this API may make your code
// source and binary incompatible with future versions of Qt.
//

#include <qpa/qplatformmenu.h>
#include <QLoggingCategory>
#include "qdbusmenutypes_p.h"

QT_BEGIN_NAMESPACE
Q_DECLARE_LOGGING_CATEGORY(qLcMenu)

class QDBusPlatformMenu;

class QDBusPlatformMenuItem : public QPlatformMenuItem
{
    Q_OBJECT

public:
    QDBusPlatformMenuItem();
    ~QDBusPlatformMenuItem();

    const QString text() const { return m_text; }
    void setText(const QString &text) override;
    QIcon icon() const { return m_icon; }
    void setIcon(const QIcon &icon) override;
    const QPlatformMenu *menu() const { return m_subMenu; }
    void setMenu(QPlatformMenu *menu) override;
    bool isEnabled() const { return m_isEnabled; }
    void setEnabled(bool enabled) override;
    bool isVisible() const { return m_isVisible; }
    void setVisible(bool isVisible) override;
    bool isSeparator() const { return m_isSeparator; }
    void setIsSeparator(bool isSeparator) override;
    void setFont(const QFont &font) override { Q_UNUSED(font); }
    void setRole(MenuRole role) override;
    bool isCheckable() const { return m_isCheckable; }
    void setCheckable(bool checkable) override;
    bool isChecked() const { return m_isChecked; }
    void setChecked(bool isChecked) override;
    bool hasExclusiveGroup() const { return m_hasExclusiveGroup; }
    void setHasExclusiveGroup(bool hasExclusiveGroup) override;
#if QT_CONFIG(shortcut)
    QKeySequence shortcut() const { return m_shortcut; }
    void setShortcut(const QKeySequence& shortcut) override;
#endif
    void setIconSize(int size) override { Q_UNUSED(size); }
    void setNativeContents(WId item) override { Q_UNUSED(item); }

    int dbusID() const { return m_dbusID; }

    void trigger();

    static QDBusPlatformMenuItem *byId(int id);
    static QList<const QDBusPlatformMenuItem *> byIds(const QList<int> &ids);

private:
    QString m_text;
    QIcon m_icon;
    QPlatformMenu *m_subMenu;
    MenuRole m_role : 4;
    bool m_isEnabled : 1;
    bool m_isVisible : 1;
    bool m_isSeparator : 1;
    bool m_isCheckable : 1;
    bool m_isChecked : 1;
    bool m_hasExclusiveGroup : 1;
    short /*unused*/ : 6;
    short m_dbusID : 16;
#if QT_CONFIG(shortcut)
    QKeySequence m_shortcut;
#endif
};

class QDBusPlatformMenu : public QPlatformMenu
{
    Q_OBJECT

public:
    QDBusPlatformMenu();
    ~QDBusPlatformMenu();
    void insertMenuItem(QPlatformMenuItem *menuItem, QPlatformMenuItem *before) override;
    void removeMenuItem(QPlatformMenuItem *menuItem) override;
    void syncSubMenu(const QDBusPlatformMenu *menu);
    void syncMenuItem(QPlatformMenuItem *menuItem) override;
    void syncSeparatorsCollapsible(bool enable) override { Q_UNUSED(enable); }

    const QString text() const { return m_text; }
    void setText(const QString &text) override;
    QIcon icon() const { return m_icon; }
    void setIcon(const QIcon &icon) override;
    bool isEnabled() const override { return m_isEnabled; }
    void setEnabled(bool enabled) override;
    bool isVisible() const { return m_isVisible; }
    void setVisible(bool visible) override;
    void setMinimumWidth(int width) override { Q_UNUSED(width); }
    void setFont(const QFont &font) override { Q_UNUSED(font); }
    void setMenuType(MenuType type) override { Q_UNUSED(type); }
    void setContainingMenuItem(QDBusPlatformMenuItem *item);

    void showPopup(const QWindow *parentWindow, const QRect &targetRect, const QPlatformMenuItem *item) override;

    void dismiss() override { } // Closes this and all its related menu popups

    QPlatformMenuItem *menuItemAt(int position) const override;
    QPlatformMenuItem *menuItemForTag(quintptr tag) const override;
    const QList<QDBusPlatformMenuItem *> items() const;

    QPlatformMenuItem *createMenuItem() const override;
    QPlatformMenu *createSubMenu() const override;

    uint revision() const { return m_revision; }

    void emitUpdated();

signals:
    void updated(uint revision, int dbusId);
    void propertiesUpdated(QDBusMenuItemList updatedProps, QDBusMenuItemKeysList removedProps);
    void popupRequested(int id, uint timestamp);

private:
    QString m_text;
    QIcon m_icon;
    bool m_isEnabled;
    bool m_isVisible;
    uint m_revision;
    QHash<quintptr, QDBusPlatformMenuItem *> m_itemsByTag;
    QList<QDBusPlatformMenuItem *> m_items;
    QDBusPlatformMenuItem *m_containingMenuItem;
};

QT_END_NAMESPACE

#endif