| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef _UI_INPUT_APPLICATION_H |
| #define _UI_INPUT_APPLICATION_H |
| |
| #include <string> |
| |
| #include <binder/IBinder.h> |
| #include <binder/Parcel.h> |
| |
| #include <input/Input.h> |
| #include <utils/RefBase.h> |
| #include <utils/Timers.h> |
| |
| namespace android { |
| |
| /* |
| * Describes the properties of an application that can receive input. |
| */ |
| struct InputApplicationInfo { |
| sp<IBinder> token; |
| std::string name; |
| nsecs_t dispatchingTimeout; |
| |
| status_t write(Parcel& output) const; |
| static InputApplicationInfo read(const Parcel& from); |
| }; |
| |
| |
| /* |
| * Handle for an application that can receive input. |
| * |
| * Used by the native input dispatcher as a handle for the window manager objects |
| * that describe an application. |
| */ |
| class InputApplicationHandle : public RefBase { |
| public: |
| inline const InputApplicationInfo* getInfo() const { |
| return &mInfo; |
| } |
| |
| inline std::string getName() const { |
| return !mInfo.name.empty() ? mInfo.name : "<invalid>"; |
| } |
| |
| inline nsecs_t getDispatchingTimeout(nsecs_t defaultValue) const { |
| return mInfo.token ? mInfo.dispatchingTimeout : defaultValue; |
| } |
| |
| inline std::chrono::nanoseconds getDispatchingTimeout( |
| std::chrono::nanoseconds defaultValue) const { |
| return mInfo.token ? std::chrono::nanoseconds(mInfo.dispatchingTimeout) : defaultValue; |
| } |
| |
| inline sp<IBinder> getApplicationToken() const { |
| return mInfo.token; |
| } |
| |
| /** |
| * Requests that the state of this object be updated to reflect |
| * the most current available information about the application. |
| * |
| * This method should only be called from within the input dispatcher's |
| * critical section. |
| * |
| * Returns true on success, or false if the handle is no longer valid. |
| */ |
| virtual bool updateInfo() = 0; |
| protected: |
| InputApplicationHandle(); |
| virtual ~InputApplicationHandle(); |
| |
| InputApplicationInfo mInfo; |
| }; |
| |
| } // namespace android |
| |
| #endif // _UI_INPUT_APPLICATION_H |