2 * Copyright (C) 2010 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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
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22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
26 #ifndef UserTypingGestureIndicator_h
27 #define UserTypingGestureIndicator_h
29 #include <wtf/Noncopyable.h>
30 #include <wtf/RefPtr.h>
37 class UserTypingGestureIndicator {
38 WTF_MAKE_NONCOPYABLE(UserTypingGestureIndicator);
40 static bool processingUserTypingGesture();
41 static Node* focusedElementAtGestureStart();
43 explicit UserTypingGestureIndicator(Frame*);
44 ~UserTypingGestureIndicator();
47 bool m_previousProcessingUserTypingGesture;
48 RefPtr<Node> m_previousFocusedNode;
51 } // namespace WebCore
53 #endif // UserTypingGestureIndicator_h