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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_H_
6 #define CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_H_
7 
8 #include "base/callback.h"
9 #include "content/common/content_export.h"
10 
11 namespace content {
12 
13 class WebContents;
14 
15 // A BrowserPluginGuestManager offloads guest management and routing
16 // operations outside of the content layer.
17 class CONTENT_EXPORT BrowserPluginGuestManager {
18  public:
~BrowserPluginGuestManager()19   virtual ~BrowserPluginGuestManager() {}
20 
21   // Requests a guest WebContents associated with the provided
22   // |browser_plugin_instance_id|.
23   // Returns the guest associated with the provided ID if one exists.
24   virtual WebContents* GetGuestByInstanceID(WebContents* embedder_web_contents,
25                                             int browser_plugin_instance_id);
26 
27   // Iterates over all WebContents belonging to a given |embedder_web_contents|,
28   // calling |callback| for each. If one of the callbacks returns true, then
29   // the iteration exits early.
30   typedef base::Callback<bool(WebContents*)> GuestCallback;
31   virtual bool ForEachGuest(WebContents* embedder_web_contents,
32                             const GuestCallback& callback);
33 };
34 
35 }  // namespace content
36 
37 #endif  // CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_H_
38