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Side by Side Diff: content/browser/plugin_process_host.h

Issue 7648017: Make WebPluginInfo more generic (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 4 months ago
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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 #ifndef CONTENT_BROWSER_PLUGIN_PROCESS_HOST_H_ 5 #ifndef CONTENT_BROWSER_PLUGIN_PROCESS_HOST_H_
6 #define CONTENT_BROWSER_PLUGIN_PROCESS_HOST_H_ 6 #define CONTENT_BROWSER_PLUGIN_PROCESS_HOST_H_
7 #pragma once 7 #pragma once
8 8
9 #include "build/build_config.h" 9 #include "build/build_config.h"
10 10
11 #include <queue> 11 #include <queue>
12 #include <set> 12 #include <set>
13 #include <string> 13 #include <string>
14 #include <vector> 14 #include <vector>
15 15
16 #include "base/basictypes.h" 16 #include "base/basictypes.h"
17 #include "base/memory/ref_counted.h" 17 #include "base/memory/ref_counted.h"
18 #include "content/browser/browser_child_process_host.h" 18 #include "content/browser/browser_child_process_host.h"
19 #include "webkit/plugins/npapi/webplugininfo.h" 19 #include "webkit/plugins/webplugininfo.h"
20 #include "ui/gfx/native_widget_types.h" 20 #include "ui/gfx/native_widget_types.h"
21 21
22 namespace gfx { 22 namespace gfx {
23 class Rect; 23 class Rect;
24 } 24 }
25 25
26 namespace IPC { 26 namespace IPC {
27 struct ChannelHandle; 27 struct ChannelHandle;
28 } 28 }
29 29
30 class GURL; 30 class GURL;
31 31
32 // Represents the browser side of the browser <--> plugin communication 32 // Represents the browser side of the browser <--> plugin communication
33 // channel. Different plugins run in their own process, but multiple instances 33 // channel. Different plugins run in their own process, but multiple instances
34 // of the same plugin run in the same process. There will be one 34 // of the same plugin run in the same process. There will be one
35 // PluginProcessHost per plugin process, matched with a corresponding 35 // PluginProcessHost per plugin process, matched with a corresponding
36 // PluginProcess running in the plugin process. The browser is responsible for 36 // PluginProcess running in the plugin process. The browser is responsible for
37 // starting the plugin process when a plugin is created that doesn't already 37 // starting the plugin process when a plugin is created that doesn't already
38 // have a process. After that, most of the communication is directly between 38 // have a process. After that, most of the communication is directly between
39 // the renderer and plugin processes. 39 // the renderer and plugin processes.
40 class PluginProcessHost : public BrowserChildProcessHost { 40 class PluginProcessHost : public BrowserChildProcessHost {
41 public: 41 public:
42 class Client { 42 class Client {
43 public: 43 public:
44 // Returns a opaque unique identifier for the process requesting 44 // Returns a opaque unique identifier for the process requesting
45 // the channel. 45 // the channel.
46 virtual int ID() = 0; 46 virtual int ID() = 0;
47 virtual bool OffTheRecord() = 0; 47 virtual bool OffTheRecord() = 0;
48 virtual void SetPluginInfo(const webkit::npapi::WebPluginInfo& info) = 0; 48 virtual void SetPluginInfo(const webkit::WebPluginInfo& info) = 0;
49 // The client should delete itself when one of these methods is called. 49 // The client should delete itself when one of these methods is called.
50 virtual void OnChannelOpened(const IPC::ChannelHandle& handle) = 0; 50 virtual void OnChannelOpened(const IPC::ChannelHandle& handle) = 0;
51 virtual void OnError() = 0; 51 virtual void OnError() = 0;
52 52
53 protected: 53 protected:
54 virtual ~Client() {} 54 virtual ~Client() {}
55 }; 55 };
56 56
57 PluginProcessHost(); 57 PluginProcessHost();
58 virtual ~PluginProcessHost(); 58 virtual ~PluginProcessHost();
59 59
60 // Initialize the new plugin process, returning true on success. This must 60 // Initialize the new plugin process, returning true on success. This must
61 // be called before the object can be used. 61 // be called before the object can be used.
62 bool Init(const webkit::npapi::WebPluginInfo& info, const std::string& locale) ; 62 bool Init(const webkit::WebPluginInfo& info, const std::string& locale);
63 63
64 // Force the plugin process to shutdown (cleanly). 64 // Force the plugin process to shutdown (cleanly).
65 virtual void ForceShutdown(); 65 virtual void ForceShutdown();
66 66
67 virtual bool OnMessageReceived(const IPC::Message& msg); 67 virtual bool OnMessageReceived(const IPC::Message& msg);
68 virtual void OnChannelConnected(int32 peer_pid); 68 virtual void OnChannelConnected(int32 peer_pid);
69 virtual void OnChannelError(); 69 virtual void OnChannelError();
70 70
71 // Tells the plugin process to create a new channel for communication with a 71 // Tells the plugin process to create a new channel for communication with a
72 // renderer. When the plugin process responds with the channel name, 72 // renderer. When the plugin process responds with the channel name,
73 // OnChannelOpened in the client is called. 73 // OnChannelOpened in the client is called.
74 void OpenChannelToPlugin(Client* client); 74 void OpenChannelToPlugin(Client* client);
75 75
76 // This function is called on the IO thread once we receive a reply from the 76 // This function is called on the IO thread once we receive a reply from the
77 // modal HTML dialog (in the form of a JSON string). This function forwards 77 // modal HTML dialog (in the form of a JSON string). This function forwards
78 // that reply back to the plugin that requested the dialog. 78 // that reply back to the plugin that requested the dialog.
79 void OnModalDialogResponse(const std::string& json_retval, 79 void OnModalDialogResponse(const std::string& json_retval,
80 IPC::Message* sync_result); 80 IPC::Message* sync_result);
81 81
82 #if defined(OS_MACOSX) 82 #if defined(OS_MACOSX)
83 // This function is called on the IO thread when the browser becomes the 83 // This function is called on the IO thread when the browser becomes the
84 // active application. 84 // active application.
85 void OnAppActivation(); 85 void OnAppActivation();
86 #endif 86 #endif
87 87
88 const webkit::npapi::WebPluginInfo& info() const { return info_; } 88 const webkit::WebPluginInfo& info() const { return info_; }
89 89
90 #if defined(OS_WIN) 90 #if defined(OS_WIN)
91 // Tracks plugin parent windows created on the browser UI thread. 91 // Tracks plugin parent windows created on the browser UI thread.
92 void AddWindow(HWND window); 92 void AddWindow(HWND window);
93 #endif 93 #endif
94 94
95 private: 95 private:
96 // Sends a message to the plugin process to request creation of a new channel 96 // Sends a message to the plugin process to request creation of a new channel
97 // for the given mime type. 97 // for the given mime type.
98 void RequestPluginChannel(Client* client); 98 void RequestPluginChannel(Client* client);
(...skipping 25 matching lines...) Expand all
124 124
125 // These are channel requests that we are waiting to send to the 125 // These are channel requests that we are waiting to send to the
126 // plugin process once the channel is opened. 126 // plugin process once the channel is opened.
127 std::vector<Client*> pending_requests_; 127 std::vector<Client*> pending_requests_;
128 128
129 // These are the channel requests that we have already sent to 129 // These are the channel requests that we have already sent to
130 // the plugin process, but haven't heard back about yet. 130 // the plugin process, but haven't heard back about yet.
131 std::queue<Client*> sent_requests_; 131 std::queue<Client*> sent_requests_;
132 132
133 // Information about the plugin. 133 // Information about the plugin.
134 webkit::npapi::WebPluginInfo info_; 134 webkit::WebPluginInfo info_;
135 135
136 #if defined(OS_WIN) 136 #if defined(OS_WIN)
137 // Tracks plugin parent windows created on the UI thread. 137 // Tracks plugin parent windows created on the UI thread.
138 std::set<HWND> plugin_parent_windows_set_; 138 std::set<HWND> plugin_parent_windows_set_;
139 #endif 139 #endif
140 #if defined(OS_MACOSX) 140 #if defined(OS_MACOSX)
141 // Tracks plugin windows currently visible. 141 // Tracks plugin windows currently visible.
142 std::set<uint32> plugin_visible_windows_set_; 142 std::set<uint32> plugin_visible_windows_set_;
143 // Tracks full screen windows currently visible. 143 // Tracks full screen windows currently visible.
144 std::set<uint32> plugin_fullscreen_windows_set_; 144 std::set<uint32> plugin_fullscreen_windows_set_;
145 // Tracks modal windows currently visible. 145 // Tracks modal windows currently visible.
146 std::set<uint32> plugin_modal_windows_set_; 146 std::set<uint32> plugin_modal_windows_set_;
147 // Tracks the current visibility of the cursor. 147 // Tracks the current visibility of the cursor.
148 bool plugin_cursor_visible_; 148 bool plugin_cursor_visible_;
149 #endif 149 #endif
150 150
151 DISALLOW_COPY_AND_ASSIGN(PluginProcessHost); 151 DISALLOW_COPY_AND_ASSIGN(PluginProcessHost);
152 }; 152 };
153 153
154 #endif // CONTENT_BROWSER_PLUGIN_PROCESS_HOST_H_ 154 #endif // CONTENT_BROWSER_PLUGIN_PROCESS_HOST_H_
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