15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_MANAGER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_MANAGER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/id_map.h" 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/ref_counted.h" 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/weak_ptr.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/observer_list.h" 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/renderer/render_view_observer.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ipc/ipc_sender.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace WebKit { 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class WebFrame; 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)struct WebPluginParams; 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class BrowserPlugin; 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class BrowserPluginManagerFactory; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class RenderViewImpl; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// BrowserPluginManager manages the routing of messages to the appropriate 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// BrowserPlugin object based on its instance ID. 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class CONTENT_EXPORT BrowserPluginManager 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : public RenderViewObserver, 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public base::RefCounted<BrowserPluginManager> { 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the one BrowserPluginManager for this process. 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static BrowserPluginManager* Create(RenderViewImpl* render_view); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Overrides factory for testing. Default (NULL) value indicates regular 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // (non-test) environment. 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static void set_factory_for_testing(BrowserPluginManagerFactory* factory) { 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) BrowserPluginManager::factory_ = factory; 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) explicit BrowserPluginManager(RenderViewImpl* render_view); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Creates a new BrowserPlugin object with a unique identifier. 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // BrowserPlugin is responsible for associating itself with the 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // BrowserPluginManager via AddBrowserPlugin. When it is destroyed, it is 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // responsible for removing its association via RemoveBrowserPlugin. 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual BrowserPlugin* CreateBrowserPlugin( 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) RenderViewImpl* render_view, 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WebKit::WebFrame* frame, 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const WebKit::WebPluginParams& params) = 0; 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void AllocateInstanceID(BrowserPlugin* browser_plugin) = 0; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 53868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) void AddBrowserPlugin(int guest_instance_id, BrowserPlugin* browser_plugin); 54868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) void RemoveBrowserPlugin(int guest_instance_id); 55868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) BrowserPlugin* GetBrowserPlugin(int guest_instance_id) const; 56c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) void UpdateDeviceScaleFactor(float device_scale_factor); 572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) void UpdateFocusState(); 58868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) RenderViewImpl* render_view() const { return render_view_.get(); } 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // RenderViewObserver implementation. 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // BrowserPluginManager must override the default Send behavior. 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual bool Send(IPC::Message* msg) OVERRIDE = 0; 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Don't destroy the BrowserPluginManager when the RenderViewImpl goes away. 662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // BrowserPluginManager's lifetime is managed by a reference count. Once 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // the host RenderViewImpl and all BrowserPlugins release their references, 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // then the BrowserPluginManager will be destroyed. 692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void OnDestruct() OVERRIDE {} 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Friend RefCounted so that the dtor can be non-public. 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) friend class base::RefCounted<BrowserPluginManager>; 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Static factory instance (always NULL for non-test). 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static BrowserPluginManagerFactory* factory_; 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual ~BrowserPluginManager(); 79868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) // This map is keyed by guest instance IDs. 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IDMap<BrowserPlugin> instances_; 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::WeakPtr<RenderViewImpl> render_view_; 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(BrowserPluginManager); 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_MANAGER_H_ 89