| // Copyright 2016 Google Inc. All Rights Reserved. |
| // |
| // 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 STARBOARD_SHARED_LINUX_DEV_INPUT_DEV_INPUT_H_ |
| #define STARBOARD_SHARED_LINUX_DEV_INPUT_DEV_INPUT_H_ |
| |
| #include "starboard/shared/internal_only.h" |
| #include "starboard/shared/starboard/application.h" |
| #include "starboard/time.h" |
| #include "starboard/window.h" |
| |
| namespace starboard { |
| namespace shared { |
| namespace dev_input { |
| |
| // A class that wraps /dev/input, providing enough functionality to be used in a |
| // Starboard Application implementation. |
| class DevInput { |
| public: |
| typedef ::starboard::shared::starboard::Application::Event Event; |
| |
| virtual ~DevInput() {} |
| |
| // Returns an event if one exists, otherwise returns NULL. The caller is |
| // responsible for deleting the returned event. |
| virtual Event* PollNextSystemEvent() = 0; |
| |
| // Waits for an event until the timeout |time| runs out. If an event occurs in |
| // this time, it is returned, otherwise NULL is returned. The caller is |
| // responsible for deleting the returned event. |
| virtual Event* WaitForSystemEventWithTimeout(SbTime duration) = 0; |
| |
| // Wakes up any thread waiting within a call to |
| // WaitForSystemEventWithTimeout(). |
| virtual void WakeSystemEventWait() = 0; |
| |
| // Creates an instance of DevInput for the given window. |
| static DevInput* Create(SbWindow window); |
| |
| // Creates an instance of DevInput for the given window. |
| // The wake_up_fd will be used in WaitForSystemEventWithTimeout() to return |
| // early when input is available on it. |
| static DevInput* Create(SbWindow window, int wake_up_fd); |
| |
| protected: |
| DevInput() {} |
| }; |
| |
| } // namespace dev_input |
| } // namespace shared |
| } // namespace starboard |
| |
| #endif // STARBOARD_SHARED_LINUX_DEV_INPUT_DEV_INPUT_H_ |