1/*
2 * Copyright (C) 2011 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 "SetSelectionCommand.h"
28
29#include "Document.h"
30#include "Frame.h"
31
32namespace WebCore {
33
34SetSelectionCommand::SetSelectionCommand(const VisibleSelection& selection, FrameSelection::SetSelectionOptions options)
35    : SimpleEditCommand(selection.base().anchorNode()->document())
36    , m_options(options)
37    , m_selectionToSet(selection)
38{
39}
40
41void SetSelectionCommand::doApply()
42{
43    FrameSelection& selection = frame().selection();
44
45    if (selection.shouldChangeSelection(m_selectionToSet) && m_selectionToSet.isNonOrphanedCaretOrRange()) {
46        selection.setSelection(m_selectionToSet, m_options);
47        setEndingSelection(m_selectionToSet);
48    }
49}
50
51void SetSelectionCommand::doUnapply()
52{
53    FrameSelection& selection = frame().selection();
54
55    if (selection.shouldChangeSelection(startingSelection()) && startingSelection().isNonOrphanedCaretOrRange())
56        selection.setSelection(startingSelection(), m_options);
57}
58
59} // namespace WebCore
60