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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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****************************************************************************/

#ifndef QMENUBAR_H

#define QMENUBAR_H

#include <QtGui/qmenu.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_MENUBAR

class QMenuBarPrivate;

class QStyleOptionMenuItem;

class QWindowsStyle;

#ifdef QT3_SUPPORT

class QMenuItem;

#endif

class Q_GUI_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_WS_MAC

    OSMenuRef macMenu();

    static bool macUpdateMenuBar();

#endif

#ifdef Q_WS_WINCE

    void setDefaultAction(QAction *);

    QAction *defaultAction() const;

    static void wceRefresh();

#endif

    bool isNativeMenuBar() const;

    void setNativeMenuBar(bool nativeMenuBar);

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;

#ifdef QT3_SUPPORT

public:

    QT3_SUPPORT_CONSTRUCTOR QMenuBar(QWidget *parent, const char *name);

    inline QT3_SUPPORT uint count() const { return actions().count(); }

    inline QT3_SUPPORT int insertItem(const QString &text, const QObject *receiver, const char* member,

                                    const QKeySequence& shortcut = 0, int id = -1, int index = -1) {

        return insertAny(0, &text, receiver, member, &shortcut, 0, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QIcon& icon, const QString &text,

                                    const QObject *receiver, const char* member,

                                    const QKeySequence& shortcut = 0, int id = -1, int index = -1) {

        return insertAny(&icon, &text, receiver, member, &shortcut, 0, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QPixmap &pixmap, const QObject *receiver, const char* member,

                                    const QKeySequence& shortcut = 0, int id = -1, int index = -1) {

        QIcon icon(pixmap);

        return insertAny(&icon, 0, receiver, member, &shortcut, 0, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QString &text, int id=-1, int index=-1) {

        return insertAny(0, &text, 0, 0, 0, 0, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QIcon& icon, const QString &text, int id=-1, int index=-1) {

        return insertAny(&icon, &text, 0, 0, 0, 0, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QString &text, QMenu *popup, int id=-1, int index=-1) {

        return insertAny(0, &text, 0, 0, 0, popup, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QIcon& icon, const QString &text, QMenu *popup, int id=-1, int index=-1) {

        return insertAny(&icon, &text, 0, 0, 0, popup, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QPixmap &pixmap, int id=-1, int index=-1) {

        QIcon icon(pixmap);

        return insertAny(&icon, 0, 0, 0, 0, 0, id, index);

    }

    inline QT3_SUPPORT int insertItem(const QPixmap &pixmap, QMenu *popup, int id=-1, int index=-1) {

        QIcon icon(pixmap);

        return insertAny(&icon, 0, 0, 0, 0, popup, id, index);

    }

    QT3_SUPPORT int insertSeparator(int index=-1);

    inline QT3_SUPPORT void removeItem(int id) {

        if(QAction *act = findActionForId(id))

            removeAction(act); }

    inline QT3_SUPPORT void removeItemAt(int index) {

        if(QAction *act = actions().value(index))

            removeAction(act); }

#ifndef QT_NO_SHORTCUT

    inline QT3_SUPPORT QKeySequence accel(int id) const {

        if(QAction *act = findActionForId(id))

            return act->shortcut();

        return QKeySequence(); }

    inline QT3_SUPPORT void setAccel(const QKeySequence& key, int id) {

        if(QAction *act = findActionForId(id))

            act->setShortcut(key);

    }

#endif

    inline QT3_SUPPORT QIcon iconSet(int id) const {

        if(QAction *act = findActionForId(id))

            return act->icon();

        return QIcon(); }

    inline QT3_SUPPORT QString text(int id) const {

        if(QAction *act = findActionForId(id))

            return act->text();

        return QString(); }

    inline QT3_SUPPORT QPixmap pixmap(int id) const {

        if(QAction *act = findActionForId(id))

            return act->icon().pixmap(QSize(22,22));

        return QPixmap(); }

    inline QT3_SUPPORT void setWhatsThis(int id, const QString &w) {

        if(QAction *act = findActionForId(id))

            act->setWhatsThis(w); }

    inline QT3_SUPPORT QString whatsThis(int id) const {

        if(QAction *act = findActionForId(id))

            return act->whatsThis();

        return QString(); }

    inline QT3_SUPPORT void changeItem(int id, const QString &text) {

        if(QAction *act = findActionForId(id))

            act->setText(text); }

    inline QT3_SUPPORT void changeItem(int id, const QPixmap &pixmap) {

        if(QAction *act = findActionForId(id))

            act->setIcon(QIcon(pixmap)); }

    inline QT3_SUPPORT void changeItem(int id, const QIcon &icon, const QString &text) {

        if(QAction *act = findActionForId(id)) {

            act->setIcon(icon);

            act->setText(text);

        }

    }

    inline QT3_SUPPORT bool isItemActive(int id) const { return findActionForId(id) == activeAction(); }

    inline QT3_SUPPORT bool isItemEnabled(int id) const {

        if(QAction *act = findActionForId(id))

            return act->isEnabled();

        return false; }

    inline QT3_SUPPORT void setItemEnabled(int id, bool enable) {

        if(QAction *act = findActionForId(id))

            act->setEnabled(enable); }

    inline QT3_SUPPORT bool isItemChecked(int id) const {

        if(QAction *act = findActionForId(id))

            return act->isChecked();

        return false; }

    inline QT3_SUPPORT void setItemChecked(int id, bool check) {

        if(QAction *act = findActionForId(id))

            act->setChecked(check); }

    inline QT3_SUPPORT bool isItemVisible(int id) const {

        if(QAction *act = findActionForId(id))

            return act->isVisible();

        return false; }

    inline QT3_SUPPORT void setItemVisible(int id, bool visible) {

        if(QAction *act = findActionForId(id))

            act->setVisible(visible); }

    inline QT3_SUPPORT int indexOf(int id) const { return actions().indexOf(findActionForId(id)); }

    inline QT3_SUPPORT int idAt(int index) const {

        return index >= 0 && index < actions().size()

                        ? findIdForAction(actions().at(index))

                        : -1;

    }

    inline QT3_SUPPORT void activateItemAt(int index) {

        if(QAction *ret = actions().value(index))

            setActiveAction(ret);

    }

    inline QT3_SUPPORT bool connectItem(int id, const QObject *receiver, const char* member) {

        if(QAction *act = findActionForId(id)) {

            QObject::connect(act, SIGNAL(triggered()), receiver, member);

            return true;

        }

        return false;

    }

    inline QT3_SUPPORT bool disconnectItem(int id,const QObject *receiver, const char* member) {

        if(QAction *act = findActionForId(id)) {

            QObject::disconnect(act, SIGNAL(triggered()), receiver, member);

            return true;

        }

        return false;

    }

    inline QT3_SUPPORT QMenuItem *findItem(int id) const {

        return (QMenuItem*)findActionForId(id);

    }

    QT3_SUPPORT bool setItemParameter(int id, int param);

    QT3_SUPPORT int itemParameter(int id) const;

    //frame

    QT3_SUPPORT int frameWidth() const;

    QT3_SUPPORT void setFrameRect(QRect) {}

    QT3_SUPPORT QRect frameRect() const { return QRect(); }

    enum DummyFrame { Box, Sunken, Plain, Raised, MShadow, NoFrame, Panel, StyledPanel,

                      HLine, VLine, GroupBoxPanel, WinPanel, ToolBarPanel, MenuBarPanel,

                      PopupPanel, LineEditPanel, TabWidgetPanel, MShape };

    QT3_SUPPORT void setFrameShadow(DummyFrame) {}

    QT3_SUPPORT DummyFrame frameShadow() const { return Plain; }

    QT3_SUPPORT void setFrameShape(DummyFrame) {}

    QT3_SUPPORT DummyFrame frameShape() const { return NoFrame; }

    QT3_SUPPORT void setFrameStyle(int) {}

    QT3_SUPPORT int frameStyle() const  { return 0; }

    QT3_SUPPORT void setLineWidth(int) {}

    QT3_SUPPORT int lineWidth() const { return 0; }

    QT3_SUPPORT void setMargin(int margin) { setContentsMargins(margin, margin, margin, margin); }

    QT3_SUPPORT int margin() const

    { int margin; int dummy; getContentsMargins(&margin, &dummy, &dummy, &dummy);  return margin; }

    QT3_SUPPORT void setMidLineWidth(int) {}

    QT3_SUPPORT int midLineWidth() const { return 0; }

    //menubar

    enum Separator { Never=0, InWindowsStyle=1 };

    inline QT3_SUPPORT Separator separator() const { return InWindowsStyle; }

    inline QT3_SUPPORT void setSeparator(Separator) { }

    QT3_SUPPORT void setAutoGeometry(bool);

    QT3_SUPPORT bool autoGeometry() const;

Q_SIGNALS:

    QT_MOC_COMPAT void activated(int itemId);

    QT_MOC_COMPAT void highlighted(int itemId);

protected:

    inline QT3_SUPPORT QRect itemRect(int index) {

        if(QAction *act = actions().value(index))

            return actionGeometry(act);

        return QRect();

    }

    inline QT3_SUPPORT int itemAtPos(const QPoint &p) {

        return findIdForAction(actionAt(p));

    }

private:

    QAction *findActionForId(int id) const;

    int insertAny(const QIcon *icon, const QString *text, const QObject *receiver, const char *member,

                  const QKeySequence *shorcut, const QMenu *popup, int id, int index);

    int findIdForAction(QAction*) const;

#endif

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_WS_WINCE

    Q_PRIVATE_SLOT(d_func(), void _q_updateDefaultAction())

#endif

    friend class QMenu;

    friend class QMenuPrivate;

    friend class QWindowsStyle;

#ifdef Q_WS_MAC

    friend class QApplicationPrivate;

    friend class QWidgetPrivate;

    friend bool qt_mac_activate_action(MenuRef, uint, QAction::ActionEvent, bool);

#endif

};

#endif // QT_NO_MENUBAR

QT_END_NAMESPACE

QT_END_HEADER

#endif // QMENUBAR_H