/*
 * Copyright (C) 2006 Apple Computer, 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 Pasteboard_h
#define Pasteboard_h

#include "core/CoreExport.h"
#include "platform/heap/Handle.h"
#include "public/platform/WebClipboard.h"
#include "wtf/Forward.h"
#include "wtf/Noncopyable.h"
#include "wtf/text/WTFString.h"

namespace blink {

class DataObject;
class Image;
class KURL;

class CORE_EXPORT Pasteboard {
  WTF_MAKE_NONCOPYABLE(Pasteboard);
  USING_FAST_MALLOC(Pasteboard);

 public:
  enum SmartReplaceOption { CanSmartReplace, CannotSmartReplace };

  static Pasteboard* generalPasteboard();
  void writePlainText(const String&, SmartReplaceOption);
  void writeImage(Image*, const KURL&, const String& title);
  void writeDataObject(DataObject*);
  bool canSmartReplace();
  bool isHTMLAvailable();
  String plainText();

  // If no data is read, an empty string will be returned and all out parameters
  // will be cleared.  If applicable, the page URL will be assigned to the KURL
  // parameter.  fragmentStart and fragmentEnd are indexes into the returned
  // markup that indicate the start and end of the returned markup. If there is
  // no additional context, fragmentStart will be zero and fragmentEnd will be
  // the same as the length of the markup.
  String readHTML(KURL&, unsigned& fragmentStart, unsigned& fragmentEnd);

  void writeHTML(const String& markup,
                 const KURL& documentURL,
                 const String& plainText,
                 bool canSmartCopyOrDelete);

  bool isSelectionMode() const;
  void setSelectionMode(bool);

  WebClipboard::Buffer buffer() const { return m_buffer; }

 private:
  Pasteboard();

  WebClipboard::Buffer m_buffer;
};

}  // namespace blink

#endif  // Pasteboard_h