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/InsertIntoTextNodeCommand.h"
28
29#include "bindings/core/v8/ExceptionStatePlaceholder.h"
30#include "core/dom/Document.h"
31#include "core/dom/Text.h"
32#include "core/frame/Settings.h"
33#include "core/rendering/RenderText.h"
34
35namespace blink {
36
37InsertIntoTextNodeCommand::InsertIntoTextNodeCommand(PassRefPtrWillBeRawPtr<Text> node, unsigned offset, const String& text)
38    : SimpleEditCommand(node->document())
39    , m_node(node)
40    , m_offset(offset)
41    , m_text(text)
42{
43    ASSERT(m_node);
44    ASSERT(m_offset <= m_node->length());
45    ASSERT(!m_text.isEmpty());
46}
47
48void InsertIntoTextNodeCommand::doApply()
49{
50    bool passwordEchoEnabled = document().settings() && document().settings()->passwordEchoEnabled();
51    if (passwordEchoEnabled)
52        document().updateLayoutIgnorePendingStylesheets();
53
54    if (!m_node->hasEditableStyle())
55        return;
56
57    if (passwordEchoEnabled) {
58        RenderText* renderText = m_node->renderer();
59        if (renderText && renderText->isSecure())
60            renderText->momentarilyRevealLastTypedCharacter(m_offset + m_text.length() - 1);
61    }
62
63    m_node->insertData(m_offset, m_text, IGNORE_EXCEPTION, CharacterData::DeprecatedRecalcStyleImmediatlelyForEditing);
64}
65
66void InsertIntoTextNodeCommand::doUnapply()
67{
68    if (!m_node->hasEditableStyle())
69        return;
70
71    m_node->deleteData(m_offset, m_text.length(), IGNORE_EXCEPTION, CharacterData::DeprecatedRecalcStyleImmediatlelyForEditing);
72}
73
74void InsertIntoTextNodeCommand::trace(Visitor* visitor)
75{
76    visitor->trace(m_node);
77    SimpleEditCommand::trace(visitor);
78}
79
80} // namespace blink
81