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* This file is part of the DOM implementation for KDE.
* Copyright (C) 2001 Peter Kelly (
* Copyright (C) 2001 Tobias Anton (
* Copyright (C) 2006 Samuel Weinig (
* Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
#ifndef Clipboard_h
#define Clipboard_h
#include <wtf/HashSet.h>
#include "AtomicString.h"
#include "ClipboardAccessPolicy.h"
#include "DragActions.h"
#include "DragImage.h"
#include "IntPoint.h"
#include "Node.h"
#include <wtf/RefCounted.h>
namespace WebCore {
class CachedImage;
class Element;
class Frame;
class Image;
class KURL;
class Range;
class String;
// State available during IE's events for drag and drop and copy/paste
class Clipboard : public RefCounted<Clipboard> {
Clipboard(ClipboardAccessPolicy policy, bool isForDragging);
virtual ~Clipboard() { }
// Is this operation a drag-drop or a copy-paste?
bool isForDragging() const { return m_forDragging; }
String dropEffect() const { return m_dropEffect; }
void setDropEffect(const String&);
String effectAllowed() const { return m_effectAllowed; }
void setEffectAllowed(const String&);
virtual void clearData(const String& type) = 0;
virtual void clearAllData() = 0;
virtual String getData(const String& type, bool& success) const = 0;
virtual bool setData(const String& type, const String& data) = 0;
// extensions beyond IE's API
virtual HashSet<String> types() const = 0;
IntPoint dragLocation() const { return m_dragLoc; }
CachedImage* dragImage() const { return m_dragImage; }
virtual void setDragImage(CachedImage*, const IntPoint&) = 0;
Node* dragImageElement() { return m_dragImageElement.get(); }
virtual void setDragImageElement(Node*, const IntPoint&) = 0;
//Provides the DOM specified
virtual DragImageRef createDragImage(IntPoint& dragLoc) const = 0;
virtual void declareAndWriteDragImage(Element*, const KURL&, const String& title, Frame*) = 0;
virtual void writeURL(const KURL&, const String&, Frame*) = 0;
virtual void writeRange(Range*, Frame*) = 0;
virtual bool hasData() = 0;
void setAccessPolicy(ClipboardAccessPolicy);
bool sourceOperation(DragOperation&) const;
bool destinationOperation(DragOperation&) const;
void setSourceOperation(DragOperation);
void setDestinationOperation(DragOperation);
void setDragHasStarted() { m_dragStarted = true; }
ClipboardAccessPolicy policy() const { return m_policy; }
bool dragStarted() const { return m_dragStarted; }
ClipboardAccessPolicy m_policy;
String m_dropEffect;
String m_effectAllowed;
bool m_dragStarted;
bool m_forDragging;
IntPoint m_dragLoc;
CachedImage* m_dragImage;
RefPtr<Node> m_dragImageElement;
} // namespace WebCore
#endif // Clipboard_h