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// Copyright (c) 2011 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_CHROMEOS_NOTIFICATIONS_BALLOON_VIEW_HOST_H_
#define CHROME_BROWSER_CHROMEOS_NOTIFICATIONS_BALLOON_VIEW_HOST_H_
#pragma once
#include "chrome/browser/ui/views/notifications/balloon_view_host.h"
#include <map>
#include <string>
#include "base/callback.h"
#include "base/compiler_specific.h"
#include "ui/gfx/native_widget_types.h"
class ListValue;
class GURL;
namespace chromeos {
typedef Callback1<const ListValue*>::Type MessageCallback;
class BalloonViewHost : public ::BalloonViewHost {
public:
explicit BalloonViewHost(Balloon* balloon);
virtual ~BalloonViewHost();
// Adds a callback for WebUI message. Returns true if the callback
// is succssfully registered, or false otherwise. It fails to add if
// a callback for given message already exists. The callback object
// is owned and deleted by callee.
bool AddWebUIMessageCallback(const std::string& message,
MessageCallback* callback);
private:
// RenderViewHostDelegate
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
// A map of message name -> message handling callback.
typedef std::map<std::string, MessageCallback*> MessageCallbackMap;
MessageCallbackMap message_callbacks_;
// Message handlers.
virtual void OnWebUISend(const GURL& source_url,
const std::string& name,
const ListValue& args);
DISALLOW_COPY_AND_ASSIGN(BalloonViewHost);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_NOTIFICATIONS_BALLOON_VIEW_HOST_H_
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