mirror of
https://github.com/NekoX-Dev/NekoX.git
synced 2024-12-14 19:29:41 +01:00
61 lines
2.0 KiB
C++
61 lines
2.0 KiB
C++
/*
|
|
* Copyright 2014 The WebRTC Project Authors. All rights reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#ifndef RTC_BASE_ASYNC_INVOKER_INL_H_
|
|
#define RTC_BASE_ASYNC_INVOKER_INL_H_
|
|
|
|
#include "api/scoped_refptr.h"
|
|
#include "rtc_base/bind.h"
|
|
#include "rtc_base/event.h"
|
|
#include "rtc_base/message_handler.h"
|
|
#include "rtc_base/ref_counted_object.h"
|
|
#include "rtc_base/third_party/sigslot/sigslot.h"
|
|
#include "rtc_base/thread.h"
|
|
#include "rtc_base/thread_annotations.h"
|
|
|
|
namespace rtc {
|
|
|
|
class AsyncInvoker;
|
|
|
|
// Helper class for AsyncInvoker. Runs a task and triggers a callback
|
|
// on the calling thread if necessary.
|
|
class AsyncClosure {
|
|
public:
|
|
explicit AsyncClosure(AsyncInvoker* invoker);
|
|
virtual ~AsyncClosure();
|
|
// Runs the asynchronous task, and triggers a callback to the calling
|
|
// thread if needed. Should be called from the target thread.
|
|
virtual void Execute() = 0;
|
|
|
|
protected:
|
|
AsyncInvoker* invoker_;
|
|
// Reference counted so that if the AsyncInvoker destructor finishes before
|
|
// an AsyncClosure's destructor that's about to call
|
|
// "invocation_complete_->Set()", it's not dereferenced after being
|
|
// destroyed.
|
|
scoped_refptr<RefCountedObject<Event>> invocation_complete_;
|
|
};
|
|
|
|
// Simple closure that doesn't trigger a callback for the calling thread.
|
|
template <class FunctorT>
|
|
class FireAndForgetAsyncClosure : public AsyncClosure {
|
|
public:
|
|
explicit FireAndForgetAsyncClosure(AsyncInvoker* invoker, FunctorT&& functor)
|
|
: AsyncClosure(invoker), functor_(std::forward<FunctorT>(functor)) {}
|
|
virtual void Execute() { functor_(); }
|
|
|
|
private:
|
|
typename std::decay<FunctorT>::type functor_;
|
|
};
|
|
|
|
} // namespace rtc
|
|
|
|
#endif // RTC_BASE_ASYNC_INVOKER_INL_H_
|