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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 // A proxy for NPObject that sends all calls to the object to an NPObjectStub | 5 // A proxy for NPObject that sends all calls to the object to an NPObjectStub |
6 // running in a different process. | 6 // running in a different process. |
7 | 7 |
8 #ifndef CONTENT_PLUGIN_NPOBJECT_PROXY_H_ | 8 #ifndef CONTENT_PLUGIN_NPOBJECT_PROXY_H_ |
9 #define CONTENT_PLUGIN_NPOBJECT_PROXY_H_ | 9 #define CONTENT_PLUGIN_NPOBJECT_PROXY_H_ |
10 #pragma once | 10 #pragma once |
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24 // as a plugin can get an NPObject for the window, and a page can get an | 24 // as a plugin can get an NPObject for the window, and a page can get an |
25 // NPObject for the plugin. In the process that interacts with the NPobject we | 25 // NPObject for the plugin. In the process that interacts with the NPobject we |
26 // give it an NPObjectProxy instead. All calls to it are sent across an IPC | 26 // give it an NPObjectProxy instead. All calls to it are sent across an IPC |
27 // channel (specifically, a PluginChannelBase). The NPObjectStub on the other | 27 // channel (specifically, a PluginChannelBase). The NPObjectStub on the other |
28 // side translates the IPC messages into calls to the actual NPObject, and | 28 // side translates the IPC messages into calls to the actual NPObject, and |
29 // returns the marshalled result. | 29 // returns the marshalled result. |
30 class NPObjectProxy : public IPC::Channel::Listener, | 30 class NPObjectProxy : public IPC::Channel::Listener, |
31 public IPC::Message::Sender, | 31 public IPC::Message::Sender, |
32 public NPObjectBase { | 32 public NPObjectBase { |
33 public: | 33 public: |
34 ~NPObjectProxy(); | 34 virtual ~NPObjectProxy(); |
35 | 35 |
36 static NPObject* Create(PluginChannelBase* channel, | 36 static NPObject* Create(PluginChannelBase* channel, |
37 int route_id, | 37 int route_id, |
38 gfx::NativeViewId containing_window, | 38 gfx::NativeViewId containing_window, |
39 const GURL& page_url); | 39 const GURL& page_url); |
40 | 40 |
41 // IPC::Message::Sender implementation: | 41 // IPC::Message::Sender implementation: |
42 virtual bool Send(IPC::Message* msg); | 42 virtual bool Send(IPC::Message* msg); |
43 int route_id() { return route_id_; } | 43 int route_id() { return route_id_; } |
44 PluginChannelBase* channel() { return channel_; } | 44 PluginChannelBase* channel() { return channel_; } |
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114 | 114 |
115 scoped_refptr<PluginChannelBase> channel_; | 115 scoped_refptr<PluginChannelBase> channel_; |
116 int route_id_; | 116 int route_id_; |
117 gfx::NativeViewId containing_window_; | 117 gfx::NativeViewId containing_window_; |
118 | 118 |
119 // The url of the main frame hosting the plugin. | 119 // The url of the main frame hosting the plugin. |
120 GURL page_url_; | 120 GURL page_url_; |
121 }; | 121 }; |
122 | 122 |
123 #endif // CONTENT_PLUGIN_NPOBJECT_PROXY_H_ | 123 #endif // CONTENT_PLUGIN_NPOBJECT_PROXY_H_ |
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