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 "SplitTextNodeContainingElementCommand.h"
28
29 #include "Element.h"
30 #include "Text.h"
31 #include "RenderObject.h"
32 #include <wtf/Assertions.h>
33
34 namespace WebCore {
35
SplitTextNodeContainingElementCommand(PassRefPtr<Text> text,int offset)36 SplitTextNodeContainingElementCommand::SplitTextNodeContainingElementCommand(PassRefPtr<Text> text, int offset)
37 : CompositeEditCommand(text->document()), m_text(text), m_offset(offset)
38 {
39 ASSERT(m_text);
40 ASSERT(m_text->length() > 0);
41 }
42
doApply()43 void SplitTextNodeContainingElementCommand::doApply()
44 {
45 ASSERT(m_text);
46 ASSERT(m_offset > 0);
47
48 splitTextNode(m_text.get(), m_offset);
49
50 Element* parent = m_text->parentElement();
51 if (!parent)
52 return;
53
54 RenderObject* parentRenderer = parent->renderer();
55 if (!parentRenderer || !parentRenderer->isInline()) {
56 wrapContentsInDummySpan(parent);
57 Node* firstChild = parent->firstChild();
58 if (!firstChild || !firstChild->isElementNode())
59 return;
60 parent = static_cast<Element*>(firstChild);
61 }
62
63 splitElement(parent, m_text);
64 }
65
66 }
67