chromium/third_party/blink/renderer/platform/scheduler/common/post_cancellable_task.cc

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/platform/scheduler/public/post_cancellable_task.h"

#include "base/memory/weak_ptr.h"
#include "base/task/sequenced_task_runner.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"
#include "third_party/blink/renderer/platform/wtf/thread_safe_ref_counted.h"

namespace blink {

class TaskHandle::Runner : public WTF::ThreadSafeRefCounted<Runner> { … };

}  // namespace blink

namespace base {

RunnerMethodType;

template <>
struct CallbackCancellationTraits<
    RunnerMethodType,
    std::tuple<base::WeakPtr<blink::TaskHandle::Runner>, blink::TaskHandle>> { … };

}  // namespace base

namespace blink {

bool TaskHandle::IsActive() const { … }

void TaskHandle::Cancel() { … }

TaskHandle::TaskHandle() = default;

TaskHandle::~TaskHandle() { … }

TaskHandle::TaskHandle(TaskHandle&&) = default;

TaskHandle& TaskHandle::operator=(TaskHandle&& other) { … }

TaskHandle::TaskHandle(scoped_refptr<Runner> runner)
    : … { … }

TaskHandle PostCancellableTask(base::SequencedTaskRunner& task_runner,
                               const base::Location& location,
                               base::OnceClosure task) { … }

TaskHandle PostDelayedCancellableTask(base::SequencedTaskRunner& task_runner,
                                      const base::Location& location,
                                      base::OnceClosure task,
                                      base::TimeDelta delay) { … }

TaskHandle PostNonNestableCancellableTask(
    base::SequencedTaskRunner& task_runner,
    const base::Location& location,
    base::OnceClosure task) { … }

TaskHandle PostNonNestableDelayedCancellableTask(
    base::SequencedTaskRunner& task_runner,
    const base::Location& location,
    base::OnceClosure task,
    base::TimeDelta delay) { … }

}  // namespace blink