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/*
* Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
* Copyright (C) 2013 Xueqing Huang <huangxueqing@baidu.com>
*
* 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.
*/
#include "config.h"
#include "Clipboard.h"
#include "CachedImage.h"
#include "ClipboardUtilitiesWin.h"
#include "Document.h"
#include "Element.h"
#include "Frame.h"
#include "HTMLNames.h"
#include "HTMLParserIdioms.h"
#include "NotImplemented.h"
#include "Pasteboard.h"
#include "markup.h"
namespace WebCore {
DragImageRef Clipboard::createDragImage(IntPoint& dragLocation) const
{
HBITMAP result = 0;
if (m_dragImage) {
#if USE(CAIRO) || USE(CG)
result = createDragImageFromImage(m_dragImage->image());
dragLocation = m_dragLoc;
#else
notImplemented();
#endif
} else if (m_dragImageElement) {
Node* node = m_dragImageElement.get();
result = node->document()->frame()->nodeImage(node);
dragLocation = m_dragLoc;
}
return result;
}
#if ENABLE(DRAG_SUPPORT)
void Clipboard::declareAndWriteDragImage(Element* element, const KURL& url, const String& title, Frame* frame)
{
// Order is important here for Explorer's sake
if (!m_pasteboard->writableDataObject())
return;
m_pasteboard->writeURLToWritableDataObject(url, title);
m_pasteboard->writeImageToDataObject(element, url);
AtomicString imageURL = element->getAttribute(HTMLNames::srcAttr);
if (imageURL.isEmpty())
return;
KURL fullURL = frame->document()->completeURL(stripLeadingAndTrailingHTMLSpaces(imageURL));
if (fullURL.isEmpty())
return;
STGMEDIUM medium = {0};
medium.tymed = TYMED_HGLOBAL;
// Put img tag on the clipboard referencing the image
Vector<char> data;
markupToCFHTML(createMarkup(element, IncludeNode, 0, ResolveAllURLs), "", data);
medium.hGlobal = createGlobalData(data);
if (medium.hGlobal && FAILED(m_pasteboard->writableDataObject()->SetData(htmlFormat(), &medium, TRUE)))
::GlobalFree(medium.hGlobal);
}
#endif
} // namespace WebCore
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