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 "InsertIntoTextNodeCommand.h"
28
29 #include "AXObjectCache.h"
30 #include "Text.h"
31 #include "RenderText.h"
32 #include "Settings.h"
33
34 namespace WebCore {
35
InsertIntoTextNodeCommand(PassRefPtr<Text> node,unsigned offset,const String & text)36 InsertIntoTextNodeCommand::InsertIntoTextNodeCommand(PassRefPtr<Text> node, unsigned offset, const String& text)
37 : SimpleEditCommand(node->document())
38 , m_node(node)
39 , m_offset(offset)
40 , m_text(text)
41 {
42 ASSERT(m_node);
43 ASSERT(m_offset <= m_node->length());
44 ASSERT(!m_text.isEmpty());
45 }
46
doApply()47 void InsertIntoTextNodeCommand::doApply()
48 {
49 if (!m_node->rendererIsEditable())
50 return;
51
52 if (document()->settings() && document()->settings()->passwordEchoEnabled()) {
53 RenderText* renderText = toRenderText(m_node->renderer());
54 if (renderText && renderText->isSecure())
55 renderText->momentarilyRevealLastTypedCharacter(m_offset + m_text.length() - 1);
56 }
57
58 ExceptionCode ec;
59 m_node->insertData(m_offset, m_text, ec);
60
61 if (AXObjectCache::accessibilityEnabled())
62 document()->axObjectCache()->nodeTextChangeNotification(m_node->renderer(), AXObjectCache::AXTextInserted, m_offset, m_text.length());
63 }
64
doUnapply()65 void InsertIntoTextNodeCommand::doUnapply()
66 {
67 if (!m_node->rendererIsEditable())
68 return;
69
70 // Need to notify this before actually deleting the text
71 if (AXObjectCache::accessibilityEnabled())
72 document()->axObjectCache()->nodeTextChangeNotification(m_node->renderer(), AXObjectCache::AXTextDeleted, m_offset, m_text.length());
73
74 ExceptionCode ec;
75 m_node->deleteData(m_offset, m_text.length(), ec);
76 }
77
78 } // namespace WebCore
79