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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "athena/activity/public/activity_manager.h"
#include <vector>
#include "base/macros.h"
#include "base/observer_list.h"
#include "ui/views/widget/widget_observer.h"
namespace athena {
class ActivityManagerObserver;
class ActivityManagerImpl : public ActivityManager,
public views::WidgetObserver {
public:
ActivityManagerImpl();
virtual ~ActivityManagerImpl();
int num_activities() const { return activities_.size(); }
// ActivityManager:
virtual void AddActivity(Activity* activity) OVERRIDE;
virtual void RemoveActivity(Activity* activity) OVERRIDE;
virtual void UpdateActivity(Activity* activity) OVERRIDE;
virtual void AddObserver(ActivityManagerObserver* observer) OVERRIDE;
virtual void RemoveObserver(ActivityManagerObserver* observer) OVERRIDE;
// views::WidgetObserver
virtual void OnWidgetDestroying(views::Widget* widget) OVERRIDE;
private:
std::vector<Activity*> activities_;
ObserverList<ActivityManagerObserver> observers_;
DISALLOW_COPY_AND_ASSIGN(ActivityManagerImpl);
};
} // namespace athena
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