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/*
* Copyright (C) 2016 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 WIFICOND_LOOPER_BACKED_EVENT_LOOP_H_
#define WIFICOND_LOOPER_BACKED_EVENT_LOOP_H_
#include "event_loop.h"
#include <android-base/macros.h>
#include <utils/Looper.h>
namespace android {
namespace wificond {
class LooperBackedEventLoop: public EventLoop {
public:
LooperBackedEventLoop();
~LooperBackedEventLoop() override;
// See event_loop.h
void PostTask(const std::function<void()>& callback) override;
// See event_loop.h
void PostDelayedTask(const std::function<void()>& callback,
int64_t delay_ms) override;
// See event_loop.h
bool WatchFileDescriptor(
int fd,
ReadyMode mode,
const std::function<void(int)>& callback) override;
// See event_loop.h
bool StopWatchFileDescriptor(int fd) override;
// Performs all pending callbacks and waiting for new events until
// TriggerExit() is called.
// This method can be called from any thread context.
void Poll();
// Blocks for |timeout_millis| for the next event.
// This method can be called from any thread context.
void PollForOne(int timeout_millis);
// Posts a task to stop event loop polling.
// This method can be called from any thread context.
void TriggerExit();
private:
sp<android::Looper> looper_;
bool should_continue_;
DISALLOW_COPY_AND_ASSIGN(LooperBackedEventLoop);
};
} // namespace wificond
} // namespace android
#endif // WIFICOND_LOOPER_BACKED_EVENT_LOOP_H_
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