/****************************************************************************
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the Qt Quick Controls module of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU
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****************************************************************************/

#ifndef QQUICKMENUPOPUPWINDOW_H
#define QQUICKMENUPOPUPWINDOW_H

#include <QtQuick/qquickwindow.h>

QT_BEGIN_NAMESPACE

class QEvent;
class QQuickItem;

class QQuickMenuPopupWindow : public QQuickWindow
{
    Q_OBJECT
    Q_PROPERTY(QQuickItem *contentItem READ menuContentItem WRITE setMenuContentItem)
    Q_CLASSINFO("DefaultProperty", "contentItem")
    Q_PROPERTY(QQuickItem *parentItem READ parentItem WRITE setParentItem)
public:
    QQuickMenuPopupWindow(QWindow *parent = 0);

    QQuickItem *menuContentItem() const { return m_menuContentItem; }
    void setMenuContentItem(QQuickItem *contentItem);

    void setItemAt(QQuickItem *menuItem);
    void setParentWindow(QQuickWindow *parentWindow);
    void setGeometry(int posx, int posy, int w, int h);

    QQuickItem *parentItem() const { return m_parentItem; }
    void setParentItem(QQuickItem *);

public Q_SLOTS:
    void show();
    void dismissMenu();
    void updateSize();
    void updatePosition();

Q_SIGNALS:
    void menuDismissed();

protected:
    void mousePressEvent(QMouseEvent *);
    void mouseReleaseEvent(QMouseEvent *);
    void mouseMoveEvent(QMouseEvent *);

private:
    void forwardEventToTransientParent(QMouseEvent *);

    bool m_mouseMoved;
    QQuickItem *m_itemAt;
    QPointF m_oldItemPos;
    QQuickItem *m_parentItem;
    QQuickItem *m_menuContentItem;
    QPointF m_initialPos;
};

QT_END_NAMESPACE

#endif // QQUICKMENUPOPUPWINDOW_H