The Tor Browser / file comparison
comparison: widget/gonk/libui/InputApplication.h
widget/gonk/libui/InputApplication.h
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:567df017bdd0 |
|---|---|
| 1 /* | |
| 2 * Copyright (C) 2011 The Android Open Source Project | |
| 3 * | |
| 4 * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 * you may not use this file except in compliance with the License. | |
| 6 * You may obtain a copy of the License at | |
| 7 * | |
| 8 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 * | |
| 10 * Unless required by applicable law or agreed to in writing, software | |
| 11 * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 * See the License for the specific language governing permissions and | |
| 14 * limitations under the License. | |
| 15 */ | |
| 16 | |
| 17 #ifndef _UI_INPUT_APPLICATION_H | |
| 18 #define _UI_INPUT_APPLICATION_H | |
| 19 | |
| 20 #include "Input.h" | |
| 21 | |
| 22 #include <utils/RefBase.h> | |
| 23 #include <utils/Timers.h> | |
| 24 #include <utils/String8.h> | |
| 25 | |
| 26 namespace android { | |
| 27 | |
| 28 /* | |
| 29 * Describes the properties of an application that can receive input. | |
| 30 */ | |
| 31 struct InputApplicationInfo { | |
| 32 String8 name; | |
| 33 nsecs_t dispatchingTimeout; | |
| 34 }; | |
| 35 | |
| 36 | |
| 37 /* | |
| 38 * Handle for an application that can receive input. | |
| 39 * | |
| 40 * Used by the native input dispatcher as a handle for the window manager objects | |
| 41 * that describe an application. | |
| 42 */ | |
| 43 class InputApplicationHandle : public RefBase { | |
| 44 public: | |
| 45 inline const InputApplicationInfo* getInfo() const { | |
| 46 return mInfo; | |
| 47 } | |
| 48 | |
| 49 inline String8 getName() const { | |
| 50 return mInfo ? mInfo->name : String8("<invalid>"); | |
| 51 } | |
| 52 | |
| 53 inline nsecs_t getDispatchingTimeout(nsecs_t defaultValue) const { | |
| 54 return mInfo ? mInfo->dispatchingTimeout : defaultValue; | |
| 55 } | |
| 56 | |
| 57 /** | |
| 58 * Requests that the state of this object be updated to reflect | |
| 59 * the most current available information about the application. | |
| 60 * | |
| 61 * This method should only be called from within the input dispatcher's | |
| 62 * critical section. | |
| 63 * | |
| 64 * Returns true on success, or false if the handle is no longer valid. | |
| 65 */ | |
| 66 virtual bool updateInfo() = 0; | |
| 67 | |
| 68 /** | |
| 69 * Releases the storage used by the associated information when it is | |
| 70 * no longer needed. | |
| 71 */ | |
| 72 void releaseInfo(); | |
| 73 | |
| 74 protected: | |
| 75 InputApplicationHandle(); | |
| 76 virtual ~InputApplicationHandle(); | |
| 77 | |
| 78 InputApplicationInfo* mInfo; | |
| 79 }; | |
| 80 | |
| 81 } // namespace android | |
| 82 | |
| 83 #endif // _UI_INPUT_APPLICATION_H |
