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// Copyright (c) 2012 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.
#ifndef CHROME_BROWSER_UI_VIEWS_ASH_BALLOON_COLLECTION_IMPL_ASH_H_
#define CHROME_BROWSER_UI_VIEWS_ASH_BALLOON_COLLECTION_IMPL_ASH_H_
#pragma once
#include <set>
#include "chrome/browser/chromeos/notifications/balloon_view_host_chromeos.h" // MessageCallback
#include "chrome/browser/notifications/balloon_collection_impl.h"
// Wrapper on top of ::BalloonCollectionImpl to provide an interface for
// chromeos::SystemNotification.
class BalloonCollectionImplAsh : public ::BalloonCollectionImpl {
public:
BalloonCollectionImplAsh();
virtual ~BalloonCollectionImplAsh();
// Adds a callback for WebUI message. Returns true if the callback
// is succssfully registered, or false otherwise. It fails to add if
// there is no notification that matches NotificationDelegate::id(),
// or a callback for given message already exists. The callback
// object is owned and deleted by callee.
bool AddWebUIMessageCallback(
const Notification& notification,
const std::string& message,
const chromeos::BalloonViewHost::MessageCallback& callback);
// Adds a new system notification.
// |sticky| is ignored in the Ash implementation; desktop notifications
// are always sticky (i.e. they need to be dismissed explicitly).
void AddSystemNotification(const Notification& notification,
Profile* profile,
bool sticky);
// Updates the notification's content. It uses
// NotificationDelegate::id() to check the equality of notifications.
// Returns true if the notification has been updated. False if
// no corresponding notification is found. This will not change the
// visibility of the notification.
bool UpdateNotification(const Notification& notification);
// On Ash this behaves the same as UpdateNotification.
bool UpdateAndShowNotification(const Notification& notification);
protected:
// Creates a new balloon. Overridable by unit tests. The caller is
// responsible for freeing the pointer returned.
virtual Balloon* MakeBalloon(const Notification& notification,
Profile* profile) OVERRIDE;
private:
// Set of unique ids associated with system notifications, used by
// MakeBalloon to determine whether or not to enable Web UI.
std::set<std::string> system_notifications_;
DISALLOW_COPY_AND_ASSIGN(BalloonCollectionImplAsh);
};
#endif // CHROME_BROWSER_UI_VIEWS_ASH_BALLOON_COLLECTION_IMPL_ASH_H_
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