/* | |
* Copyright (C) 2007 Apple Inc. All rights reserved. | |
* | |
* 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 DragClient_h | |
#define DragClient_h | |
#include "DragActions.h" | |
#include "DragImage.h" | |
#include "IntPoint.h" | |
#if PLATFORM(MAC) | |
#ifdef __OBJC__ | |
@class DOMElement; | |
@class NSURL; | |
@class NSString; | |
@class NSPasteboard; | |
#else | |
class DOMElement; | |
class NSURL; | |
class NSString; | |
class NSPasteboard; | |
#endif | |
#endif | |
namespace WebCore { | |
class Clipboard; | |
class DragData; | |
class Frame; | |
class Image; | |
class HTMLImageElement; | |
class DragClient { | |
public: | |
virtual void willPerformDragDestinationAction(DragDestinationAction, DragData*) = 0; | |
virtual void willPerformDragSourceAction(DragSourceAction, const IntPoint&, Clipboard*) = 0; | |
virtual DragDestinationAction actionMaskForDrag(DragData*) = 0; | |
//We work in window rather than view coordinates here | |
virtual DragSourceAction dragSourceActionMaskForPoint(const IntPoint& windowPoint) = 0; | |
virtual void startDrag(DragImageRef dragImage, const IntPoint& dragImageOrigin, const IntPoint& eventPos, Clipboard*, Frame*, bool linkDrag = false) = 0; | |
virtual DragImageRef createDragImageForLink(KURL&, const String& label, Frame*) = 0; | |
virtual void dragControllerDestroyed() = 0; | |
#if PLATFORM(MAC) | |
//Mac specific helper functions to allow access to functionality in webkit -- such as | |
//web archives and NSPasteboard extras | |
//not abstract as that would require another #if PLATFORM(MAC) for the SVGImage client empty impl | |
virtual void declareAndWriteDragImage(NSPasteboard*, DOMElement*, NSURL*, NSString*, Frame*) {}; | |
#endif | |
virtual ~DragClient() {}; | |
}; | |
} | |
#endif // !DragClient_h | |