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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 CONTENT_RENDERER_INTENTS_DISPATCHER_H_
#define CONTENT_RENDERER_INTENTS_DISPATCHER_H_
#pragma once
#include "base/memory/scoped_ptr.h"
#include "content/public/renderer/render_view_observer.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h"
#include "webkit/glue/web_intent_data.h"
#include "webkit/glue/web_intent_reply_data.h"
class RenderViewImpl;
namespace WebKit {
class WebFrame;
}
namespace webkit_glue {
struct WebIntentData;
}
// IntentsDispatcher is a delegate for Web Intents messages. It is the
// renderer-side handler for IPC messages delivering the intent payload data
// and preparing it for access by the service page.
class IntentsDispatcher : public content::RenderViewObserver {
public:
// |render_view| must not be NULL.
explicit IntentsDispatcher(RenderViewImpl* render_view);
virtual ~IntentsDispatcher();
// Called by the bound intent object to register the result from the service
// page.
void OnResult(const WebKit::WebString& data);
void OnFailure(const WebKit::WebString& data);
private:
class BoundDeliveredIntent;
// RenderView::Observer implementation.
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
virtual void DidClearWindowObject(WebKit::WebFrame* frame) OVERRIDE;
// TODO(gbillock): Do we need various ***ClientRedirect methods to implement
// intent cancelling policy? Figure this out.
// On the service page, handler method for the IntentsMsg_SetWebIntent
// message.
void OnSetIntent(const webkit_glue::WebIntentData& intent, int intent_id);
// On the client page, handler method for the IntentsMsg_WebIntentReply
// message.
void OnWebIntentReply(webkit_glue::WebIntentReplyType reply_type,
const WebKit::WebString& data,
int intent_id);
// Delivered intent data from the caller.
scoped_ptr<webkit_glue::WebIntentData> intent_;
// Delivered intent id from the caller.
int intent_id_;
// Representation of the intent data as a C++ bound NPAPI object to be
// injected into the Javascript context.
scoped_ptr<BoundDeliveredIntent> delivered_intent_;
DISALLOW_COPY_AND_ASSIGN(IntentsDispatcher);
};
#endif // CONTENT_RENDERER_INTENTS_DISPATCHER_H_
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