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 // <owner_process_id, browser_plugin_instance_id> tuple. 23 virtual WebContents* GetGuestByInstanceID(int owner_process_id, 24 int browser_plugin_instance_id); 25 26 // Iterates over all WebContents belonging to a given |embedder_web_contents|, 27 // calling |callback| for each. If one of the callbacks returns true, then 28 // the iteration exits early. 29 using GuestCallback = base::RepeatingCallback<bool(WebContents*)>; 30 virtual bool ForEachGuest(WebContents* embedder_web_contents, 31 const GuestCallback& callback); 32 33 // Returns the "full page" guest if there is one. That is, if there is a 34 // single BrowserPlugin in the given embedder which takes up the full page, 35 // then it is returned. 36 virtual WebContents* GetFullPageGuest(WebContents* embedder_web_contents); 37 }; 38 39 } // namespace content 40 41 #endif // CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_MANAGER_H_ 42