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1 // Copyright 2014 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_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_DELEGATE_H_ | |
6 #define CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_DELEGATE_H_ | |
7 | |
8 #include <string> | |
9 | |
10 #include "base/callback.h" | |
11 #include "content/common/content_export.h" | |
12 | |
13 class GURL; | |
14 | |
15 namespace base { | |
16 class DictionaryValue; | |
17 } // namespace base | |
18 | |
19 namespace content { | |
20 | |
21 class SiteInstance; | |
22 class WebContents; | |
23 | |
24 // A BrowserPluginGuestManagerDelegate offloads guest management and routing | |
25 // operations outside of the content layer. | |
26 class CONTENT_EXPORT BrowserPluginGuestManagerDelegate { | |
27 public: | |
28 virtual ~BrowserPluginGuestManagerDelegate() {} | |
29 | |
30 // Requests the allocation of a new guest WebContents. | |
31 virtual content::WebContents* CreateGuest( | |
32 content::SiteInstance* embedder_site_instance, | |
33 int instance_id, | |
34 const std::string& storage_partition_id, | |
35 bool persist_storage, | |
36 scoped_ptr<base::DictionaryValue> extra_params); | |
37 | |
38 // Return a new instance ID. | |
39 // TODO(fsamuel): Remove this. Once the instance ID concept is moved | |
40 // entirely out of content and into chrome, this API will be unnecessary. | |
41 virtual int GetNextInstanceID(); | |
42 | |
43 typedef base::Callback<void(WebContents*)> GuestByInstanceIDCallback; | |
44 // Requests a guest WebContents associated with the provided | |
45 // |guest_instance_id|. If a guest associated with the provided ID | |
46 // does not exist, then the |callback| will be called with a NULL | |
47 // WebContents. If the provided |embedder_render_process_id| does | |
48 // not own the requested guest, then the embedder will be killed, | |
49 // and the |callback| will not be called. | |
50 virtual void MaybeGetGuestByInstanceIDOrKill( | |
51 int guest_instance_id, | |
52 int embedder_render_process_id, | |
53 const GuestByInstanceIDCallback& callback) {} | |
54 | |
55 // Iterates over all WebContents belonging to a given |embedder_web_contents|, | |
56 // calling |callback| for each. If one of the callbacks returns true, then | |
57 // the iteration exits early. | |
58 typedef base::Callback<bool(WebContents*)> GuestCallback; | |
59 virtual bool ForEachGuest(WebContents* embedder_web_contents, | |
60 const GuestCallback& callback); | |
61 }; | |
62 | |
63 } // namespace content | |
64 | |
65 #endif // CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_DELEGATE_H_ | |
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