/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtWidgets module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 Digia. For licensing terms and
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** use the contact form at http://qt.digia.com/contact-us.
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** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
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****************************************************************************/

#ifndef QMENUBAR_H
#define QMENUBAR_H

#include <QtWidgets/qmenu.h>

QT_BEGIN_NAMESPACE


#ifndef QT_NO_MENUBAR

class QMenuBarPrivate;
class QStyleOptionMenuItem;
class QWindowsStyle;
class QPlatformMenuBar;

class Q_WIDGETS_EXPORT QMenuBar : public QWidget
{
    Q_OBJECT

    Q_PROPERTY(bool defaultUp READ isDefaultUp WRITE setDefaultUp)
    Q_PROPERTY(bool nativeMenuBar READ isNativeMenuBar WRITE setNativeMenuBar)

public:
    explicit QMenuBar(QWidget *parent = 0);
    ~QMenuBar();

#ifdef Q_NO_USING_KEYWORD
    void addAction(QAction *action) { QWidget::addAction(action); }
#else
    using QWidget::addAction;
#endif
    QAction *addAction(const QString &text);
    QAction *addAction(const QString &text, const QObject *receiver, const char* member);

    QAction *addMenu(QMenu *menu);
    QMenu *addMenu(const QString &title);
    QMenu *addMenu(const QIcon &icon, const QString &title);


    QAction *addSeparator();
    QAction *insertSeparator(QAction *before);

    QAction *insertMenu(QAction *before, QMenu *menu);

    void clear();

    QAction *activeAction() const;
    void setActiveAction(QAction *action);

    void setDefaultUp(bool);
    bool isDefaultUp() const;

    QSize sizeHint() const;
    QSize minimumSizeHint() const;
    int heightForWidth(int) const;

    QRect actionGeometry(QAction *) const;
    QAction *actionAt(const QPoint &) const;

    void setCornerWidget(QWidget *w, Qt::Corner corner = Qt::TopRightCorner);
    QWidget *cornerWidget(Qt::Corner corner = Qt::TopRightCorner) const;

#ifdef Q_OS_WINCE
    void setDefaultAction(QAction *);
    QAction *defaultAction() const;

    static void wceCommands(uint command);
    static void wceRefresh();
#endif
#ifdef Q_OS_OSX
    NSMenu* toNSMenu();
#endif

    bool isNativeMenuBar() const;
    void setNativeMenuBar(bool nativeMenuBar);
    QPlatformMenuBar *platformMenuBar();
public Q_SLOTS:
    virtual void setVisible(bool visible);

Q_SIGNALS:
    void triggered(QAction *action);
    void hovered(QAction *action);

protected:
    void changeEvent(QEvent *);
    void keyPressEvent(QKeyEvent *);
    void mouseReleaseEvent(QMouseEvent *);
    void mousePressEvent(QMouseEvent *);
    void mouseMoveEvent(QMouseEvent *);
    void leaveEvent(QEvent *);
    void paintEvent(QPaintEvent *);
    void resizeEvent(QResizeEvent *);
    void actionEvent(QActionEvent *);
    void focusOutEvent(QFocusEvent *);
    void focusInEvent(QFocusEvent *);
    void timerEvent(QTimerEvent *);
    bool eventFilter(QObject *, QEvent *);
    bool event(QEvent *);
    void initStyleOption(QStyleOptionMenuItem *option, const QAction *action) const;

private:
    Q_DECLARE_PRIVATE(QMenuBar)
    Q_DISABLE_COPY(QMenuBar)
    Q_PRIVATE_SLOT(d_func(), void _q_actionTriggered())
    Q_PRIVATE_SLOT(d_func(), void _q_actionHovered())
    Q_PRIVATE_SLOT(d_func(), void _q_internalShortcutActivated(int))
    Q_PRIVATE_SLOT(d_func(), void _q_updateLayout())

#ifdef Q_OS_WINCE
    Q_PRIVATE_SLOT(d_func(), void _q_updateDefaultAction())
#endif

    friend class QMenu;
    friend class QMenuPrivate;
    friend class QWindowsStyle;
};

#endif // QT_NO_MENUBAR

QT_END_NAMESPACE

#endif // QMENUBAR_H
