WebCore/editing/InsertIntoTextNodeCommand.cpp

   1 /*
   2  * Copyright (C) 2005, 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 #include "config.h"
  27 #include "InsertIntoTextNodeCommand.h"
  28
  29 #include "Text.h"
  30
  31 namespace WebCore {
  32
  33 InsertIntoTextNodeCommand::InsertIntoTextNodeCommand(PassRefPtr<Text> node, int offset, const String& text)
  34     : SimpleEditCommand(node->document())
  35     , m_node(node)
  36     , m_offset(offset)
  37     , m_text(text)
  38 {
  39     ASSERT(m_node);
  40     ASSERT(offset >= 0);
  41     ASSERT(!text.isEmpty());
  42 }
  43
  44 void InsertIntoTextNodeCommand::doApply()
  45 {
  46     ExceptionCode ec = 0;
  47     m_node->insertData(m_offset, m_text, ec);
  48     ASSERT(ec == 0);
  49 }
  50
  51 void InsertIntoTextNodeCommand::doUnapply()
  52 {
  53     ExceptionCode ec = 0;
  54     m_node->deleteData(m_offset, m_text.length(), ec);
  55     ASSERT(ec == 0);
  56 }
  57
  58 } // namespace WebCore