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// Copyright (c) 2009 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_RENDERER_NOTIFICATION_PROVIDER_H_
#define CHROME_RENDERER_NOTIFICATION_PROVIDER_H_
#include <map>
#include "chrome/common/desktop_notifications/active_notification_tracker.h"
#include "ipc/ipc_channel.h"
#include "ipc/ipc_channel_proxy.h"
#include "webkit/api/public/WebNotification.h"
#include "webkit/api/public/WebNotificationPresenter.h"
class RenderView;
namespace WebKit {
class WebNotificationPermissionCallback;
}
class NotificationProvider : public WebKit::WebNotificationPresenter,
public IPC::ChannelProxy::MessageFilter {
public:
explicit NotificationProvider(RenderView* view);
~NotificationProvider() {}
// WebKit::WebNotificationPresenter interface. Called from WebKit
// on the UI thread.
virtual bool show(const WebKit::WebNotification& proxy);
virtual void cancel(const WebKit::WebNotification& proxy);
virtual void objectDestroyed(const WebKit::WebNotification& proxy);
virtual WebKit::WebNotificationPresenter::Permission checkPermission(
const WebKit::WebString& origin);
virtual void requestPermission(const WebKit::WebString& origin,
WebKit::WebNotificationPermissionCallback* callback);
private:
// Internal methods used on the UI thread.
bool ShowHTML(const WebKit::WebNotification& notification, int id);
bool ShowText(const WebKit::WebNotification& notification, int id);
// Callback methods invoked when events happen on active notifications.
void OnDisplay(int id);
void OnError(int id, const WebKit::WebString& message);
void OnClose(int id, bool by_user);
void OnPermissionRequestComplete(int id);
// Internal versions of the IPC handlers which run on the UI thread.
void HandleOnDisplay(int id);
void HandleOnError(int id, const WebKit::WebString& message);
void HandleOnClose(int id, bool by_user);
void HandleOnPermissionRequestComplete(int id);
// IPC::ChannelProxy::MessageFilter override
virtual bool OnMessageReceived(const IPC::Message& message);
bool Send(IPC::Message* message);
// Non-owned pointer to the RenderView object which created and owns
// this object.
RenderView* view_;
// A tracker object which manages the active notifications and the IDs
// that are used to refer to them over IPC.
ActiveNotificationTracker manager_;
DISALLOW_COPY_AND_ASSIGN(NotificationProvider);
};
#endif // CHROME_RENDERER_NOTIFICATION_PROVIDER_H_
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