OLD | NEW |
| (Empty) |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_RENDERER_WEB_INTENTS_HOST_H_ | |
6 #define CONTENT_RENDERER_WEB_INTENTS_HOST_H_ | |
7 | |
8 #include <map> | |
9 | |
10 #include "base/memory/scoped_ptr.h" | |
11 #include "content/public/renderer/render_view_observer.h" | |
12 #include "third_party/WebKit/Source/Platform/chromium/public/WebString.h" | |
13 #include "third_party/WebKit/Source/WebKit/chromium/public/WebBlob.h" | |
14 #include "third_party/WebKit/Source/WebKit/chromium/public/WebIntent.h" | |
15 #include "v8/include/v8.h" | |
16 #include "webkit/glue/web_intent_data.h" | |
17 #include "webkit/glue/web_intent_reply_data.h" | |
18 | |
19 namespace WebKit { | |
20 class WebDeliveredIntentClient; | |
21 class WebIntentRequest; | |
22 class WebFrame; | |
23 } | |
24 | |
25 namespace webkit_glue { | |
26 struct WebIntentData; | |
27 } | |
28 | |
29 namespace content { | |
30 class RenderViewImpl; | |
31 | |
32 // WebIntentsHost is a delegate for Web Intents messages. It is the | |
33 // renderer-side handler for IPC messages delivering the intent payload data | |
34 // and preparing it for access by the service page. | |
35 class WebIntentsHost : public RenderViewObserver { | |
36 public: | |
37 // |render_view| must not be NULL. | |
38 explicit WebIntentsHost(RenderViewImpl* render_view); | |
39 virtual ~WebIntentsHost(); | |
40 | |
41 // Called by the RenderView to register a new Web Intent invocation. | |
42 int RegisterWebIntent(const WebKit::WebIntentRequest& request); | |
43 | |
44 // Called into when the delivered intent object gets a postResult call. | |
45 void OnResult(const WebKit::WebString& data); | |
46 // Called into when the delivered intent object gets a postFailure call. | |
47 void OnFailure(const WebKit::WebString& data); | |
48 | |
49 // Forwarded from RenderViewImpl. Notification that a new script context was | |
50 // created within webkit. | |
51 virtual void DidCreateScriptContext(WebKit::WebFrame* frame, | |
52 v8::Handle<v8::Context> ctx, | |
53 int extension_group, | |
54 int world_id); | |
55 | |
56 private: | |
57 // RenderView::Observer implementation. | |
58 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; | |
59 | |
60 // Converts incoming intent data to a WebIntent object. | |
61 WebKit::WebIntent CreateWebIntent( | |
62 WebKit::WebFrame* frame, const webkit_glue::WebIntentData& intent_data); | |
63 | |
64 // TODO(gbillock): Do we need various ***ClientRedirect methods to implement | |
65 // intent cancelling policy? Figure this out. | |
66 | |
67 // On the service page, handler method for the IntentsMsg_SetWebIntent | |
68 // message. | |
69 CONTENT_EXPORT void OnSetIntent(const webkit_glue::WebIntentData& intent); | |
70 | |
71 // On the client page, handler method for the IntentsMsg_WebIntentReply | |
72 // message. Forwards |reply| to the registered WebIntentRequest | |
73 // (found by |intent_id|), where it is dispatched to the client JS callback. | |
74 void OnWebIntentReply(const webkit_glue::WebIntentReply& reply, | |
75 int intent_id); | |
76 | |
77 friend class WebIntentsHostTest; | |
78 | |
79 // A counter used to assign unique IDs to web intents invocations in this | |
80 // renderer. | |
81 int id_counter_; | |
82 | |
83 // Map tracking registered Web Intent requests by assigned ID numbers to | |
84 // correctly route any return data. | |
85 std::map<int, WebKit::WebIntentRequest> intent_requests_; | |
86 | |
87 // Delivered intent data from the caller. | |
88 scoped_ptr<webkit_glue::WebIntentData> intent_; | |
89 | |
90 // The client object which will receive callback notifications from the | |
91 // delivered intent. | |
92 scoped_ptr<WebKit::WebDeliveredIntentClient> delivered_intent_client_; | |
93 | |
94 // If we deliver a browser-originated blob intent to the client, | |
95 // this is that Blob. | |
96 WebKit::WebBlob web_blob_; | |
97 | |
98 DISALLOW_COPY_AND_ASSIGN(WebIntentsHost); | |
99 }; | |
100 | |
101 } // namespace content | |
102 | |
103 #endif // CONTENT_RENDERER_WEB_INTENTS_HOST_H_ | |
OLD | NEW |