1/* 2 * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef DeleteFromTextNodeCommand_h 27#define DeleteFromTextNodeCommand_h 28 29#include "EditCommand.h" 30 31namespace WebCore { 32 33class Text; 34 35class DeleteFromTextNodeCommand : public SimpleEditCommand { 36public: 37 static PassRefPtr<DeleteFromTextNodeCommand> create(PassRefPtr<Text> node, unsigned offset, unsigned count) 38 { 39 return adoptRef(new DeleteFromTextNodeCommand(node, offset, count)); 40 } 41 42private: 43 DeleteFromTextNodeCommand(PassRefPtr<Text>, unsigned offset, unsigned count); 44 45 virtual void doApply() OVERRIDE; 46 virtual void doUnapply() OVERRIDE; 47 48#ifndef NDEBUG 49 virtual void getNodesInCommand(HashSet<Node*>&) OVERRIDE; 50#endif 51 52 RefPtr<Text> m_node; 53 unsigned m_offset; 54 unsigned m_count; 55 String m_text; 56}; 57 58} // namespace WebCore 59 60#endif // DeleteFromTextNodeCommand_h 61