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| 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 #ifndef SKY_ENGINE_PLATFORM_USERGESTUREINDICATOR_H_ | |
| 27 #define SKY_ENGINE_PLATFORM_USERGESTUREINDICATOR_H_ | |
| 28 | |
| 29 #include "sky/engine/platform/PlatformExport.h" | |
| 30 #include "sky/engine/wtf/Noncopyable.h" | |
| 31 #include "sky/engine/wtf/RefCounted.h" | |
| 32 #include "sky/engine/wtf/RefPtr.h" | |
| 33 | |
| 34 namespace blink { | |
| 35 | |
| 36 class UserGestureIndicator; | |
| 37 | |
| 38 enum ProcessingUserGestureState { | |
| 39 DefinitelyProcessingNewUserGesture, | |
| 40 DefinitelyProcessingUserGesture, | |
| 41 PossiblyProcessingUserGesture, | |
| 42 DefinitelyNotProcessingUserGesture | |
| 43 }; | |
| 44 | |
| 45 class PLATFORM_EXPORT UserGestureToken : public RefCounted<UserGestureToken> { | |
| 46 public: | |
| 47 virtual ~UserGestureToken() { } | |
| 48 virtual bool hasGestures() const = 0; | |
| 49 virtual void setOutOfProcess() = 0; | |
| 50 virtual void setJavascriptPrompt() = 0; | |
| 51 }; | |
| 52 | |
| 53 class PLATFORM_EXPORT UserGestureIndicatorDisabler { | |
| 54 WTF_MAKE_NONCOPYABLE(UserGestureIndicatorDisabler); | |
| 55 public: | |
| 56 UserGestureIndicatorDisabler(); | |
| 57 ~UserGestureIndicatorDisabler(); | |
| 58 | |
| 59 private: | |
| 60 ProcessingUserGestureState m_savedState; | |
| 61 UserGestureIndicator* m_savedIndicator; | |
| 62 }; | |
| 63 | |
| 64 class PLATFORM_EXPORT UserGestureIndicator { | |
| 65 WTF_MAKE_NONCOPYABLE(UserGestureIndicator); | |
| 66 friend class UserGestureIndicatorDisabler; | |
| 67 public: | |
| 68 static bool processingUserGesture(); | |
| 69 static bool consumeUserGesture(); | |
| 70 static UserGestureToken* currentToken(); | |
| 71 static void clearProcessedUserGestureSinceLoad(); | |
| 72 static bool processedUserGestureSinceLoad(); | |
| 73 | |
| 74 explicit UserGestureIndicator(ProcessingUserGestureState); | |
| 75 explicit UserGestureIndicator(PassRefPtr<UserGestureToken>); | |
| 76 ~UserGestureIndicator(); | |
| 77 | |
| 78 | |
| 79 private: | |
| 80 static ProcessingUserGestureState s_state; | |
| 81 static UserGestureIndicator* s_topmostIndicator; | |
| 82 static bool s_processedUserGestureSinceLoad; | |
| 83 ProcessingUserGestureState m_previousState; | |
| 84 RefPtr<UserGestureToken> m_token; | |
| 85 }; | |
| 86 | |
| 87 } | |
| 88 | |
| 89 #endif // SKY_ENGINE_PLATFORM_USERGESTUREINDICATOR_H_ | |
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Chromium Code Reviews
Issue 868933003:
Remove user gesture tracking (Closed)
Base URL: git@github.com:domokit/mojo.git@master