Home | History | Annotate | Download | only in editing
      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 "RemoveNodeCommand.h"
     28 
     29 #include "Node.h"
     30 #include <wtf/Assertions.h>
     31 
     32 namespace WebCore {
     33 
     34 RemoveNodeCommand::RemoveNodeCommand(PassRefPtr<Node> node)
     35     : SimpleEditCommand(node->document())
     36     , m_node(node)
     37 {
     38     ASSERT(m_node);
     39     ASSERT(m_node->parentNode());
     40 }
     41 
     42 void RemoveNodeCommand::doApply()
     43 {
     44     ContainerNode* parent = m_node->parentNode();
     45     if (!parent || !parent->rendererIsEditable())
     46         return;
     47 
     48     m_parent = parent;
     49     m_refChild = m_node->nextSibling();
     50 
     51     ExceptionCode ec;
     52     m_node->remove(ec);
     53 }
     54 
     55 void RemoveNodeCommand::doUnapply()
     56 {
     57     RefPtr<ContainerNode> parent = m_parent.release();
     58     RefPtr<Node> refChild = m_refChild.release();
     59     if (!parent || !parent->rendererIsEditable())
     60         return;
     61 
     62     ExceptionCode ec;
     63     parent->insertBefore(m_node.get(), refChild.get(), ec);
     64 }
     65 
     66 }
     67