| /* |
| * Copyright (C) 2019 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_INPUTDISPATCHER_INJECTIONSTATE_H |
| #define _UI_INPUT_INPUTDISPATCHER_INJECTIONSTATE_H |
| |
| #include "InputDispatcherInterface.h" |
| |
| #include <stdint.h> |
| |
| namespace android::inputdispatcher { |
| |
| /* |
| * Constants used to determine the input event injection synchronization mode. |
| */ |
| enum { |
| /* Injection is asynchronous and is assumed always to be successful. */ |
| INPUT_EVENT_INJECTION_SYNC_NONE = 0, |
| |
| /* Waits for previous events to be dispatched so that the input dispatcher can determine |
| * whether input event injection willbe permitted based on the current input focus. |
| * Does not wait for the input event to finish processing. */ |
| INPUT_EVENT_INJECTION_SYNC_WAIT_FOR_RESULT = 1, |
| |
| /* Waits for the input event to be completely processed. */ |
| INPUT_EVENT_INJECTION_SYNC_WAIT_FOR_FINISHED = 2, |
| }; |
| |
| struct InjectionState { |
| mutable int32_t refCount; |
| |
| int32_t injectorPid; |
| int32_t injectorUid; |
| int32_t injectionResult; // initially INPUT_EVENT_INJECTION_PENDING |
| bool injectionIsAsync; // set to true if injection is not waiting for the result |
| int32_t pendingForegroundDispatches; // the number of foreground dispatches in progress |
| |
| InjectionState(int32_t injectorPid, int32_t injectorUid); |
| void release(); |
| |
| private: |
| ~InjectionState(); |
| }; |
| |
| } // namespace android::inputdispatcher |
| |
| #endif // _UI_INPUT_INPUTDISPATCHER_INJECTIONSTATE_H |