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     Node* parent = m_node->parentNode();

    45     if (!parent || !parent->isContentEditable())

    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<Node> parent = m_parent.release();

    58     RefPtr<Node> refChild = m_refChild.release();

    59     if (!parent || !parent->isContentEditable())

    60         return;

    61 

    62     ExceptionCode ec;

    63     parent->insertBefore(m_node.get(), refChild.get(), ec);

    64 }

    65 

    66 }