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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #ifndef CONTENT_PUBLIC_RENDERER_RENDER_VIEW_OBSERVER_H_ | 5 #ifndef CONTENT_PUBLIC_RENDERER_RENDER_VIEW_OBSERVER_H_ |
6 #define CONTENT_PUBLIC_RENDERER_RENDER_VIEW_OBSERVER_H_ | 6 #define CONTENT_PUBLIC_RENDERER_RENDER_VIEW_OBSERVER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/compiler_specific.h" | 9 #include "base/compiler_specific.h" |
10 #include "content/common/content_export.h" | 10 #include "content/common/content_export.h" |
11 #include "ipc/ipc_listener.h" | 11 #include "ipc/ipc_listener.h" |
12 #include "ipc/ipc_sender.h" | 12 #include "ipc/ipc_sender.h" |
13 #include "third_party/WebKit/Source/WebKit/chromium/public/WebIconURL.h" | 13 #include "third_party/WebKit/Source/WebKit/chromium/public/WebIconURL.h" |
14 | 14 |
15 class RenderViewImpl; | |
16 | |
17 namespace ppapi { | 15 namespace ppapi { |
18 namespace host { | 16 namespace host { |
19 class PpapiHost; | 17 class PpapiHost; |
20 } | 18 } |
21 } | 19 } |
22 | 20 |
23 namespace WebKit { | 21 namespace WebKit { |
24 class WebDataSource; | 22 class WebDataSource; |
25 class WebFrame; | 23 class WebFrame; |
26 class WebFormElement; | 24 class WebFormElement; |
27 class WebMediaPlayerClient; | 25 class WebMediaPlayerClient; |
28 class WebMouseEvent; | 26 class WebMouseEvent; |
29 class WebNode; | 27 class WebNode; |
30 class WebTouchEvent; | 28 class WebTouchEvent; |
31 class WebURL; | 29 class WebURL; |
32 struct WebURLError; | 30 struct WebURLError; |
33 } | 31 } |
34 | 32 |
35 namespace content { | 33 namespace content { |
36 | 34 |
37 class RendererPpapiHost; | 35 class RendererPpapiHost; |
38 class RenderView; | 36 class RenderView; |
| 37 class RenderViewImpl; |
39 | 38 |
40 // Base class for objects that want to filter incoming IPCs, and also get | 39 // Base class for objects that want to filter incoming IPCs, and also get |
41 // notified of changes to the frame. | 40 // notified of changes to the frame. |
42 class CONTENT_EXPORT RenderViewObserver : public IPC::Listener, | 41 class CONTENT_EXPORT RenderViewObserver : public IPC::Listener, |
43 public IPC::Sender { | 42 public IPC::Sender { |
44 public: | 43 public: |
45 // By default, observers will be deleted when the RenderView goes away. If | 44 // By default, observers will be deleted when the RenderView goes away. If |
46 // they want to outlive it, they can override this function. | 45 // they want to outlive it, they can override this function. |
47 virtual void OnDestruct(); | 46 virtual void OnDestruct(); |
48 | 47 |
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100 explicit RenderViewObserver(RenderView* render_view); | 99 explicit RenderViewObserver(RenderView* render_view); |
101 virtual ~RenderViewObserver(); | 100 virtual ~RenderViewObserver(); |
102 | 101 |
103 // IPC::Sender implementation. | 102 // IPC::Sender implementation. |
104 virtual bool Send(IPC::Message* message) OVERRIDE; | 103 virtual bool Send(IPC::Message* message) OVERRIDE; |
105 | 104 |
106 RenderView* render_view(); | 105 RenderView* render_view(); |
107 int routing_id() { return routing_id_; } | 106 int routing_id() { return routing_id_; } |
108 | 107 |
109 private: | 108 private: |
110 friend class ::RenderViewImpl; | 109 friend class RenderViewImpl; |
111 | 110 |
112 // This is called by the RenderView when it's going away so that this object | 111 // This is called by the RenderView when it's going away so that this object |
113 // can null out its pointer. | 112 // can null out its pointer. |
114 void RenderViewGone(); | 113 void RenderViewGone(); |
115 | 114 |
116 RenderView* render_view_; | 115 RenderView* render_view_; |
117 // The routing ID of the associated RenderView. | 116 // The routing ID of the associated RenderView. |
118 int routing_id_; | 117 int routing_id_; |
119 | 118 |
120 DISALLOW_COPY_AND_ASSIGN(RenderViewObserver); | 119 DISALLOW_COPY_AND_ASSIGN(RenderViewObserver); |
121 }; | 120 }; |
122 | 121 |
123 } // namespace content | 122 } // namespace content |
124 | 123 |
125 #endif // CONTENT_PUBLIC_RENDERER_RENDER_VIEW_OBSERVER_H_ | 124 #endif // CONTENT_PUBLIC_RENDERER_RENDER_VIEW_OBSERVER_H_ |
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