OLD | NEW |
---|---|
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_RENDERER_PRERENDER_PRERENDER_DISPATCHER_H_ | 5 #ifndef CHROME_RENDERER_PRERENDER_PRERENDER_DISPATCHER_H_ |
6 #define CHROME_RENDERER_PRERENDER_PRERENDER_DISPATCHER_H_ | 6 #define CHROME_RENDERER_PRERENDER_PRERENDER_DISPATCHER_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 #include <set> | |
9 | 10 |
10 #include "base/compiler_specific.h" | 11 #include "base/compiler_specific.h" |
11 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
12 #include "content/public/renderer/render_process_observer.h" | 13 #include "content/public/renderer/render_process_observer.h" |
14 #include "third_party/WebKit/Source/Platform/chromium/public/WebPrerenderingSupp ort.h" | |
13 | 15 |
14 class GURL; | 16 class GURL; |
15 | 17 |
16 namespace prerender { | 18 namespace prerender { |
17 | 19 |
18 class PrerenderingSupport; | 20 // There is one PrerenderDispatcher per render process. It keeps track of |
21 // prerenders launched by WebKit, and signals the browser process. It tracks | |
22 // prerenders have been launched, and sends events on lifetime events to | |
23 // WebKit. | |
24 // TODO(gavinp): Add more syncronization between the WebKit origin data and the | |
25 // browser process origin data. | |
19 | 26 |
20 // PrerenderDispatcher keeps track of which URLs are being prerendered. There | 27 class PrerenderDispatcher : public content::RenderProcessObserver, |
21 // is only one PrerenderDispatcher per render process, and it will only be | 28 public WebKit::WebPrerenderingSupport { |
22 // aware of prerenders that are triggered by this render process. As well, | |
23 // it holds on to other objects that must exist once per-renderer process, | |
24 // such as the PrerenderingSupport. | |
25 class PrerenderDispatcher : public content::RenderProcessObserver { | |
26 public: | 29 public: |
27 PrerenderDispatcher(); | 30 PrerenderDispatcher(); |
28 virtual ~PrerenderDispatcher(); | 31 virtual ~PrerenderDispatcher(); |
29 | 32 |
30 bool IsPrerenderURL(const GURL & url) const; | 33 bool IsPrerenderURL(const GURL & url) const; |
31 | 34 |
32 private: | 35 private: |
33 friend class PrerenderDispatcherTest; | 36 friend class PrerenderDispatcherTest; |
34 | 37 |
35 void OnAddPrerenderURL(const GURL& url); | 38 // Message handlers for messages from the browser process. |
36 void OnRemovePrerenderURL(const GURL& url); | 39 void OnStartedPrerender(int prerender_id); |
40 void OnAddAliasToPrerender(int prerender_id, const GURL& url); | |
41 void OnStoppedPrerender(int prerender_id); | |
37 | 42 |
38 // RenderProcessObserver: | 43 // from RenderProcessObserver |
39 virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE; | 44 virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE; |
40 | 45 |
41 typedef std::map<GURL, int> PrerenderMap; | 46 // from WebKit::WebPrerenderingSupport |
42 PrerenderMap prerender_urls_; | 47 virtual void add(WebKit::WebPrerender* prerender) OVERRIDE; |
48 virtual void cancel(WebKit::WebPrerender* prerender) OVERRIDE; | |
49 virtual void abandon(WebKit::WebPrerender* prerender) OVERRIDE; | |
43 | 50 |
44 // There is one PrerenderingSupport object per renderer, and it provides | 51 // from WebKit, prerender elements launched by renderers in our process. |
45 // the interface to prerendering to the WebKit platform. | 52 std::map<int, WebKit::WebPrerender*> prerenders_; |
46 scoped_ptr<PrerenderingSupport> prerendering_support_; | 53 |
54 // from the browser process, which prerenders have been launched. | |
mmenke
2012/09/12 16:31:45
nit: Comments are generally capitalized (And thos
| |
55 std::multimap<int, GURL> prerender_aliases_; | |
56 std::set<int> running_prerenders_; | |
mmenke
2012/09/12 16:31:45
|running_prerenders_| doesn't seem to serve any pu
| |
47 }; | 57 }; |
48 | 58 |
49 } // namespace prerender | 59 } // namespace prerender |
50 | 60 |
51 #endif // CHROME_RENDERER_PRERENDER_PRERENDER_DISPATCHER_H_ | 61 #endif // CHROME_RENDERER_PRERENDER_PRERENDER_DISPATCHER_H_ |
OLD | NEW |