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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Quick Templates 2 module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QQUICKOVERLAY_P_P_H
#define QQUICKOVERLAY_P_P_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.
//

#include "qquickoverlay_p.h"

#include <QtQuick/private/qquickitem_p.h>
#include <QtQuick/private/qquickitemchangelistener_p.h>

QT_BEGIN_NAMESPACE

class QQuickPopup;
class QQuickDrawer;

class QQuickOverlayPrivate : public QQuickItemPrivate, public QQuickItemChangeListener
{
    Q_DECLARE_PUBLIC(QQuickOverlay)

public:
    QQuickOverlayPrivate();

    static QQuickOverlayPrivate *get(QQuickOverlay *overlay)
    {
        return overlay->d_func();
    }

    void handlePress(QEvent *event);
    void handleMove(QEvent *event);
    void handleRelease(QEvent *event);

    void addPopup(QQuickPopup *popup);
    void removePopup(QQuickPopup *popup);
    void setMouseGrabberPopup(QQuickPopup *popup);

    void popupAboutToShow();
    void popupAboutToHide();

    void createOverlay(QQuickPopup *popup);
    void destroyOverlay(QQuickPopup *popup);
    void toggleOverlay();

    QVector<QQuickPopup *> stackingOrderPopups() const;
    QVector<QQuickDrawer *> stackingOrderDrawers() const;

    void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &diff) override;

    QQmlComponent *modal;
    QQmlComponent *modeless;
    QVector<QQuickPopup *> allPopups;
    QVector<QQuickDrawer *> allDrawers;
    QPointer<QQuickPopup> mouseGrabberPopup;
};

QT_END_NAMESPACE

#endif // QQUICKOVERLAY_P_P_H