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