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 "AXObjectCache.h"
30 #include "htmlediting.h"
31
32 namespace WebCore {
33
InsertNodeBeforeCommand(PassRefPtr<Node> insertChild,PassRefPtr<Node> refChild)34 InsertNodeBeforeCommand::InsertNodeBeforeCommand(PassRefPtr<Node> insertChild, PassRefPtr<Node> refChild)
35 : SimpleEditCommand(refChild->document())
36 , m_insertChild(insertChild)
37 , m_refChild(refChild)
38 {
39 ASSERT(m_insertChild);
40 ASSERT(!m_insertChild->parentNode());
41 ASSERT(m_refChild);
42 ASSERT(m_refChild->parentNode());
43
44 ASSERT(m_refChild->parentNode()->rendererIsEditable() || !m_refChild->parentNode()->attached());
45 }
46
doApply()47 void InsertNodeBeforeCommand::doApply()
48 {
49 ContainerNode* parent = m_refChild->parentNode();
50 if (!parent || !parent->rendererIsEditable())
51 return;
52
53 ExceptionCode ec;
54 parent->insertBefore(m_insertChild.get(), m_refChild.get(), ec);
55
56 if (AXObjectCache::accessibilityEnabled())
57 document()->axObjectCache()->nodeTextChangeNotification(m_insertChild->renderer(), AXObjectCache::AXTextInserted, 0, m_insertChild->nodeValue().length());
58 }
59
doUnapply()60 void InsertNodeBeforeCommand::doUnapply()
61 {
62 if (!m_insertChild->rendererIsEditable())
63 return;
64
65 // Need to notify this before actually deleting the text
66 if (AXObjectCache::accessibilityEnabled())
67 document()->axObjectCache()->nodeTextChangeNotification(m_insertChild->renderer(), AXObjectCache::AXTextDeleted, 0, m_insertChild->nodeValue().length());
68
69 ExceptionCode ec;
70 m_insertChild->remove(ec);
71 }
72
73 }
74