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      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 "InsertNodeBeforeCommand.h"
     28 
     29 #include "htmlediting.h"
     30 
     31 namespace WebCore {
     32 
     33 InsertNodeBeforeCommand::InsertNodeBeforeCommand(PassRefPtr<Node> insertChild, PassRefPtr<Node> refChild)
     34     : SimpleEditCommand(refChild->document())
     35     , m_insertChild(insertChild)
     36     , m_refChild(refChild)
     37 {
     38     ASSERT(m_insertChild);
     39     ASSERT(!m_insertChild->parentNode());
     40     ASSERT(m_refChild);
     41     ASSERT(m_refChild->parentNode());
     42 
     43     ASSERT(m_refChild->parentNode()->isContentEditable() || !m_refChild->parentNode()->attached());
     44 }
     45 
     46 void InsertNodeBeforeCommand::doApply()
     47 {
     48     Node* parent = m_refChild->parentNode();
     49     if (!parent || !parent->isContentEditable())
     50         return;
     51 
     52     ExceptionCode ec;
     53     parent->insertBefore(m_insertChild.get(), m_refChild.get(), ec);
     54 }
     55 
     56 void InsertNodeBeforeCommand::doUnapply()
     57 {
     58     if (!m_insertChild->isContentEditable())
     59         return;
     60 
     61     ExceptionCode ec;
     62     m_insertChild->remove(ec);
     63 }
     64 
     65 }
     66