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/*
* Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef QWebPageClient_h
#define QWebPageClient_h
#ifndef QT_NO_CURSOR
#include <QCursor>
#endif
#include <QRect>
QT_BEGIN_NAMESPACE
class QGraphicsItem;
class QStyle;
QT_END_NAMESPACE
class QWebPageClient {
public:
virtual ~QWebPageClient() { }
virtual bool isQWidgetClient() const { return false; }
virtual void scroll(int dx, int dy, const QRect&) = 0;
virtual void update(const QRect&) = 0;
virtual void setInputMethodEnabled(bool enable) = 0;
virtual bool inputMethodEnabled() const = 0;
#if USE(ACCELERATED_COMPOSITING)
// this gets called when we start/stop compositing.
virtual void setRootGraphicsLayer(QGraphicsItem* layer) {}
// this gets called when the compositor wants us to sync the layers
// if scheduleSync is true, we schedule a sync ourselves. otherwise,
// we wait for the next update and sync the layers then.
virtual void markForSync(bool scheduleSync = false) {}
virtual bool allowsAcceleratedCompositing() const { return false; }
#endif
#if QT_VERSION >= 0x040600
virtual void setInputMethodHint(Qt::InputMethodHint hint, bool enable) = 0;
#endif
#ifndef QT_NO_CURSOR
inline void resetCursor()
{
if (!cursor().bitmap() && cursor().shape() == m_lastCursor.shape())
return;
updateCursor(m_lastCursor);
}
inline void setCursor(const QCursor& cursor)
{
m_lastCursor = cursor;
if (!cursor.bitmap() && cursor.shape() == this->cursor().shape())
return;
updateCursor(cursor);
}
#endif
virtual QPalette palette() const = 0;
virtual int screenNumber() const = 0;
virtual QWidget* ownerWidget() const = 0;
virtual QRect geometryRelativeToOwnerWidget() const = 0;
virtual QObject* pluginParent() const = 0;
virtual QStyle* style() const = 0;
virtual QRectF graphicsItemVisibleRect() const { return QRectF(); }
virtual bool viewResizesToContentsEnabled() const = 0;
virtual QRectF windowRect() const = 0;
protected:
#ifndef QT_NO_CURSOR
virtual QCursor cursor() const = 0;
virtual void updateCursor(const QCursor& cursor) = 0;
#endif
private:
#ifndef QT_NO_CURSOR
QCursor m_lastCursor;
#endif
};
#endif
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