/****************************************************************************
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
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** This file is part of the QtWebEngine module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
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** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 3.0 requirements will be
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****************************************************************************/

#ifndef RENDER_WIDGET_HOST_VIEW_QT_DELEGATE_H
#define RENDER_WIDGET_HOST_VIEW_QT_DELEGATE_H

#include "qtwebenginecoreglobal.h"

#include <QRect>
#include <QtGui/qwindowdefs.h>

QT_BEGIN_NAMESPACE
class QCursor;
class QEvent;
class QPainter;
class QSGNode;
class QSGRenderContext;
class QVariant;
class QWindow;
class QInputMethodEvent;
QT_END_NAMESPACE

class WebContentsAdapterClient;

class QWEBENGINE_EXPORT RenderWidgetHostViewQtDelegateClient {
public:
    virtual ~RenderWidgetHostViewQtDelegateClient() { }
    virtual QSGNode *updatePaintNode(QSGNode *, QSGRenderContext *) = 0;
    virtual void notifyResize() = 0;
    virtual bool forwardEvent(QEvent *) = 0;
    virtual QVariant inputMethodQuery(Qt::InputMethodQuery query) const = 0;
    virtual void windowChanged() = 0;
};

class QWEBENGINE_EXPORT RenderWidgetHostViewQtDelegate {
public:
    virtual ~RenderWidgetHostViewQtDelegate() { }
    virtual void initAsChild(WebContentsAdapterClient*) = 0;
    virtual void initAsPopup(const QRect&) = 0;
    virtual QRectF screenRect() const = 0;
    virtual void setKeyboardFocus() = 0;
    virtual bool hasKeyboardFocus() = 0;
    virtual void show() = 0;
    virtual void hide() = 0;
    virtual bool isVisible() const = 0;
    virtual QWindow* window() const = 0;
    virtual void update() = 0;
    virtual void updateCursor(const QCursor &) = 0;
    virtual void resize(int width, int height) = 0;
    virtual void move(const QPoint &) = 0;
    virtual void inputMethodStateChanged(bool editorVisible) = 0;
    virtual void setTooltip(const QString &) = 0;
};

#endif // RENDER_WIDGET_HOST_VIEW_QT_DELEGATE_H