1 /*
2 * Copyright (C) 2010 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "UserTypingGestureIndicator.h"
28
29 #include "Frame.h"
30 #include "Node.h"
31 #include <wtf/StdLibExtras.h>
32
33 namespace WebCore {
34
35 static bool s_processingUserTypingGesture;
processingUserTypingGesture()36 bool UserTypingGestureIndicator::processingUserTypingGesture()
37 {
38 return s_processingUserTypingGesture;
39 }
40
focusedNode()41 static RefPtr<Node>& focusedNode()
42 {
43 DEFINE_STATIC_LOCAL(RefPtr<Node>, node, ());
44 return node;
45 }
46
focusedElementAtGestureStart()47 Node* UserTypingGestureIndicator::focusedElementAtGestureStart()
48 {
49 return focusedNode().get();
50 }
51
UserTypingGestureIndicator(Frame * frame)52 UserTypingGestureIndicator::UserTypingGestureIndicator(Frame* frame)
53 : m_previousProcessingUserTypingGesture(s_processingUserTypingGesture)
54 , m_previousFocusedNode(focusedNode())
55 {
56 s_processingUserTypingGesture = true;
57 focusedNode() = frame->document() ? frame->document()->focusedNode() : 0;
58 }
59
~UserTypingGestureIndicator()60 UserTypingGestureIndicator::~UserTypingGestureIndicator()
61 {
62 s_processingUserTypingGesture = m_previousProcessingUserTypingGesture;
63 focusedNode() = m_previousFocusedNode;
64 }
65
66 } // namespace WebCore
67