| /* |
| * 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_INPUTREADER_CURSOR_BUTTON_ACCUMULATOR_H |
| #define _UI_INPUTREADER_CURSOR_BUTTON_ACCUMULATOR_H |
| |
| #include <stdint.h> |
| |
| namespace android { |
| |
| class InputDevice; |
| struct RawEvent; |
| |
| /* Keeps track of the state of mouse or touch pad buttons. */ |
| class CursorButtonAccumulator { |
| public: |
| CursorButtonAccumulator(); |
| void reset(InputDevice* device); |
| |
| void process(const RawEvent* rawEvent); |
| |
| uint32_t getButtonState() const; |
| |
| private: |
| bool mBtnLeft; |
| bool mBtnRight; |
| bool mBtnMiddle; |
| bool mBtnBack; |
| bool mBtnSide; |
| bool mBtnForward; |
| bool mBtnExtra; |
| bool mBtnTask; |
| |
| void clearButtons(); |
| }; |
| |
| } // namespace android |
| |
| #endif // _UI_INPUTREADER_CURSOR_BUTTON_ACCUMULATOR_H |