1/*
2 * Copyright (C) 2016 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 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 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 "ReplaceRangeWithTextCommand.h"
28
29#include "AlternativeTextController.h"
30#include "DataTransfer.h"
31#include "Document.h"
32#include "DocumentFragment.h"
33#include "Editor.h"
34#include "Frame.h"
35#include "ReplaceSelectionCommand.h"
36#include "SetSelectionCommand.h"
37#include "StaticRange.h"
38#include "TextIterator.h"
39#include "markup.h"
40
41namespace WebCore {
42
43ReplaceRangeWithTextCommand::ReplaceRangeWithTextCommand(RefPtr<Range> rangeToBeReplaced, const String& text)
44 : CompositeEditCommand(rangeToBeReplaced->startContainer().document(), EditAction::InsertReplacement)
45 , m_rangeToBeReplaced(rangeToBeReplaced)
46 , m_text(text)
47{
48}
49
50bool ReplaceRangeWithTextCommand::willApplyCommand()
51{
52 m_textFragment = createFragmentFromText(*m_rangeToBeReplaced, m_text);
53 return CompositeEditCommand::willApplyCommand();
54}
55
56void ReplaceRangeWithTextCommand::doApply()
57{
58 VisibleSelection selection = *m_rangeToBeReplaced;
59
60 if (!m_rangeToBeReplaced)
61 return;
62
63 if (!frame().selection().shouldChangeSelection(selection))
64 return;
65
66 String previousText = plainText(m_rangeToBeReplaced.get());
67 if (!previousText.length())
68 return;
69
70 applyCommandToComposite(SetSelectionCommand::create(selection, FrameSelection::defaultSetSelectionOptions()));
71 applyCommandToComposite(ReplaceSelectionCommand::create(document(), WTFMove(m_textFragment), ReplaceSelectionCommand::MatchStyle, EditAction::Paste));
72}
73
74String ReplaceRangeWithTextCommand::inputEventData() const
75{
76 if (isEditingTextAreaOrTextInput())
77 return m_text;
78
79 return CompositeEditCommand::inputEventData();
80}
81
82RefPtr<DataTransfer> ReplaceRangeWithTextCommand::inputEventDataTransfer() const
83{
84 if (!isEditingTextAreaOrTextInput())
85 return DataTransfer::createForInputEvent(m_text, serializeFragment(*m_textFragment, SerializedNodes::SubtreeIncludingNode));
86
87 return CompositeEditCommand::inputEventDataTransfer();
88}
89
90Vector<RefPtr<StaticRange>> ReplaceRangeWithTextCommand::targetRanges() const
91{
92 return { 1, StaticRange::createFromRange(*m_rangeToBeReplaced) };
93}
94
95} // namespace WebCore
96