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// Copyright (c) 2010 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_DOM_UI_FOREIGN_SESSION_HANDLER_H_
#define CHROME_BROWSER_DOM_UI_FOREIGN_SESSION_HANDLER_H_
#pragma once
#include <vector>
#include "chrome/browser/dom_ui/dom_ui.h"
#include "chrome/browser/sessions/session_service.h"
#include "chrome/browser/sync/glue/session_model_associator.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_registrar.h"
namespace browser_sync {
class ForeignSessionHandler : public DOMMessageHandler,
public NotificationObserver {
public:
// DOMMessageHandler implementation.
virtual void RegisterMessages();
ForeignSessionHandler();
virtual ~ForeignSessionHandler() {}
private:
// Used to register ForeignSessionHandler for notifications.
void Init();
// Determines how ForeignSessionHandler will interact with the new tab page.
void Observe(NotificationType type, const NotificationSource& source,
const NotificationDetails& details);
// Returns a pointer to the current session model associator or NULL.
SessionModelAssociator* GetModelAssociator();
// Determines whether foreign sessions should be obtained from the sync model.
// This is a javascript callback handler, and it is also called when the sync
// model has changed and the new tab page needs to reflect the changes.
void HandleGetForeignSessions(const ListValue* args);
// Helper for reopening a foreign session in a new browser window.
void OpenForeignSession(SessionModelAssociator* associator, int64 id);
// Helper for listing the foreign sessions on the new tab page.
void GetForeignSessions(SessionModelAssociator* associator);
// Determines which session is to be opened, and then calls
// OpenForeignSession, to begin the process of opening a new browser window.
// This is a javascript callback handler.
void HandleReopenForeignSession(const ListValue* args);
// The Registrar used to register ForeignSessionHandler for notifications.
NotificationRegistrar registrar_;
DISALLOW_COPY_AND_ASSIGN(ForeignSessionHandler);
};
} // namespace browser_sync
#endif // CHROME_BROWSER_DOM_UI_FOREIGN_SESSION_HANDLER_H_
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