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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 "core/editing/RemoveNodeCommand.h" | |
28 | |
29 #include "bindings/core/v8/ExceptionStatePlaceholder.h" | |
30 #include "core/dom/Node.h" | |
31 #include "wtf/Assertions.h" | |
32 | |
33 namespace blink { | |
34 | |
35 RemoveNodeCommand::RemoveNodeCommand(PassRefPtrWillBeRawPtr<Node> node, ShouldAs
sumeContentIsAlwaysEditable shouldAssumeContentIsAlwaysEditable) | |
36 : SimpleEditCommand(node->document()) | |
37 , m_node(node) | |
38 , m_shouldAssumeContentIsAlwaysEditable(shouldAssumeContentIsAlwaysEditable) | |
39 { | |
40 ASSERT(m_node); | |
41 ASSERT(m_node->parentNode()); | |
42 } | |
43 | |
44 void RemoveNodeCommand::doApply() | |
45 { | |
46 ContainerNode* parent = m_node->parentNode(); | |
47 if (!parent || (m_shouldAssumeContentIsAlwaysEditable == DoNotAssumeContentI
sAlwaysEditable | |
48 && !parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable) &&
parent->inActiveDocument())) | |
49 return; | |
50 ASSERT(parent->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable) ||
!parent->inActiveDocument()); | |
51 | |
52 m_parent = parent; | |
53 m_refChild = m_node->nextSibling(); | |
54 | |
55 m_node->remove(IGNORE_EXCEPTION); | |
56 } | |
57 | |
58 void RemoveNodeCommand::doUnapply() | |
59 { | |
60 RefPtrWillBeRawPtr<ContainerNode> parent = m_parent.release(); | |
61 RefPtrWillBeRawPtr<Node> refChild = m_refChild.release(); | |
62 if (!parent || !parent->hasEditableStyle()) | |
63 return; | |
64 | |
65 parent->insertBefore(m_node.get(), refChild.get(), IGNORE_EXCEPTION); | |
66 } | |
67 | |
68 DEFINE_TRACE(RemoveNodeCommand) | |
69 { | |
70 visitor->trace(m_node); | |
71 visitor->trace(m_parent); | |
72 visitor->trace(m_refChild); | |
73 SimpleEditCommand::trace(visitor); | |
74 } | |
75 | |
76 } | |
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