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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_GCM_DRIVER_GCM_DELAYED_TASK_CONTROLLER_H_
#define COMPONENTS_GCM_DRIVER_GCM_DELAYED_TASK_CONTROLLER_H_
#include <vector>
#include "base/functional/callback.h"
#include "base/time/time.h"
namespace gcm {
// Helper class to save tasks to run until we're ready to execute them.
class GCMDelayedTaskController {
public:
GCMDelayedTaskController();
GCMDelayedTaskController(const GCMDelayedTaskController&) = delete;
GCMDelayedTaskController& operator=(const GCMDelayedTaskController&) = delete;
~GCMDelayedTaskController();
// Adds a task that will be invoked once we're ready.
void AddTask(base::OnceClosure task);
// Sets ready status, which will release all of the pending tasks.
void SetReady();
// Returns true if it is ready to perform tasks.
bool CanRunTaskWithoutDelay() const;
private:
void RunTasks();
const base::TimeTicks time_created_ = base::TimeTicks::Now();
// Flag that indicates that controlled component is ready.
bool ready_ = false;
std::vector<base::OnceClosure> delayed_tasks_;
};
} // namespace gcm
#endif // COMPONENTS_GCM_DRIVER_GCM_DELAYED_TASK_CONTROLLER_H_
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