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Side by Side Diff: public/webview/WebUserGestureToken.h

Issue 16623002: mv public/webview to public/webpage (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 7 years, 6 months ago
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1 /*
2 * Copyright (C) 2013 Google 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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef WebUserGestureToken_h
32 #define WebUserGestureToken_h
33
34 #include "../platform/WebPrivatePtr.h"
35
36 namespace WebCore {
37 class UserGestureToken;
38 }
39
40 namespace WebKit {
41
42 // A WebUserGestureToken allows for storing the user gesture state of the
43 // currently active context and reinstantiating it later on to continue
44 // processing the user gesture in case it was not consumed meanwhile.
45 class WebUserGestureToken {
46 public:
47 WebUserGestureToken() { }
48 WebUserGestureToken(const WebUserGestureToken& other) { assign(other); }
49 WebUserGestureToken& operator=(const WebUserGestureToken& other)
50 {
51 assign(other);
52 return *this;
53 }
54 ~WebUserGestureToken() { reset(); }
55
56 WEBKIT_EXPORT bool hasGestures() const;
57 bool isNull() const { return m_token.isNull(); }
58
59 #if WEBKIT_IMPLEMENTATION
60 explicit WebUserGestureToken(PassRefPtr<WebCore::UserGestureToken>);
61 operator PassRefPtr<WebCore::UserGestureToken>() const;
62 #endif
63
64 private:
65 WEBKIT_EXPORT void assign(const WebUserGestureToken&);
66 WEBKIT_EXPORT void reset();
67
68 WebPrivatePtr<WebCore::UserGestureToken> m_token;
69 };
70
71 } // namespace WebKit
72
73 #endif // WebUserGestureToken_h
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