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 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 "SetSelectionCommand.h"
28
29 #include "Frame.h"
30
31 namespace WebCore {
32
SetSelectionCommand(const VisibleSelection & selection,SelectionController::SetSelectionOptions options)33 SetSelectionCommand::SetSelectionCommand(const VisibleSelection& selection, SelectionController::SetSelectionOptions options)
34 : SimpleEditCommand(selection.base().anchorNode()->document())
35 , m_options(options)
36 , m_selectionToSet(selection)
37 {
38 }
39
doApply()40 void SetSelectionCommand::doApply()
41 {
42 SelectionController* selectionController = document()->frame()->selection();
43 ASSERT(selectionController);
44
45 if (selectionController->shouldChangeSelection(m_selectionToSet) && m_selectionToSet.isNonOrphanedCaretOrRange()) {
46 selectionController->setSelection(m_selectionToSet, m_options);
47 setEndingSelection(m_selectionToSet);
48 }
49 }
50
doUnapply()51 void SetSelectionCommand::doUnapply()
52 {
53 SelectionController* selectionController = document()->frame()->selection();
54 ASSERT(selectionController);
55
56 if (selectionController->shouldChangeSelection(startingSelection()) && startingSelection().isNonOrphanedCaretOrRange())
57 selectionController->setSelection(startingSelection(), m_options);
58 }
59
60 } // namespace WebCore
61