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Side by Side Diff: content/renderer/browser_plugin/browser_plugin_channel_manager.cc

Issue 10555029: Browser Plugin: Move to old directories (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 6 months ago
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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
3 // found in the LICENSE file.
4
5 #include "content/renderer/browser_plugin/browser_plugin_channel_manager.h"
6
7 #include "base/process_util.h"
8 #include "content/common/browser_plugin_messages.h"
9 #include "content/common/view_messages.h"
10 #include "content/renderer/browser_plugin/browser_plugin.h"
11 #include "content/renderer/browser_plugin/guest_to_embedder_channel.h"
12 #include "content/renderer/render_thread_impl.h"
13 #include "content/renderer/render_view_impl.h"
14 #include "ppapi/c/pp_instance.h"
15
16 namespace content {
17
18 BrowserPluginChannelManager::BrowserPluginChannelManager() {
19 }
20
21 BrowserPluginChannelManager::~BrowserPluginChannelManager() {
22 }
23
24 void BrowserPluginChannelManager::CreateRenderView(
25 const ViewMsg_New_Params& params) {
26 IPC::ChannelHandle embedder_channel_handle;
27 embedder_channel_handle.name =
28 IPC::Channel::GenerateVerifiedChannelID(params.embedder_channel_name);
29 bool success = true;
30 scoped_refptr<GuestToEmbedderChannel> channel =
31 GetChannelByName(params.embedder_channel_name);
32 if (!channel) {
33 channel = new GuestToEmbedderChannel(params.embedder_channel_name,
34 embedder_channel_handle.name);
35 success = channel->InitChannel(embedder_channel_handle);
36
37 #if defined(OS_POSIX)
38 // On POSIX, transfer ownership of the renderer-side (client) FD.
39 // This ensures this process will be notified when it is closed even if a
40 // connection is not established.
41 embedder_channel_handle.socket =
42 base::FileDescriptor(channel->TakeRendererFD(), true);
43 if (embedder_channel_handle.socket.fd == -1)
44 success = false;
45 #endif
46 DCHECK(success);
47 embedder_channels_[params.embedder_channel_name] = channel;
48 }
49 RenderViewImpl* render_view =
50 RenderViewImpl::Create(
51 params.parent_window,
52 params.opener_route_id,
53 params.renderer_preferences,
54 params.web_preferences,
55 new SharedRenderViewCounter(0),
56 params.view_id,
57 params.surface_id,
58 params.session_storage_namespace_id,
59 params.frame_name,
60 false,
61 params.swapped_out,
62 params.next_page_id,
63 params.screen_info,
64 channel,
65 params.accessibility_mode);
66 ReportChannelToEmbedder(render_view,
67 embedder_channel_handle,
68 params.embedder_channel_name,
69 params.embedder_container_id);
70 }
71
72 void BrowserPluginChannelManager::ReportChannelToEmbedder(
73 RenderViewImpl* render_view,
74 const IPC::ChannelHandle& embedder_channel_handle,
75 const std::string& embedder_channel_name,
76 int embedder_container_id) {
77 std::pair<std::string, int> pending_guests_key =
78 std::make_pair(embedder_channel_name, embedder_container_id);
79 DCHECK(pending_guests_.find(pending_guests_key) ==
80 pending_guests_.end());
81 pending_guests_[pending_guests_key] = render_view->AsWeakPtr();
82 RenderThreadImpl::current()->Send(
83 new BrowserPluginHostMsg_ConnectToChannel(render_view->GetRoutingID(),
84 embedder_channel_handle));
85 }
86
87 bool BrowserPluginChannelManager::OnControlMessageReceived(
88 const IPC::Message& message) {
89 bool handled = true;
90 IPC_BEGIN_MESSAGE_MAP(BrowserPluginChannelManager, message)
91 IPC_MESSAGE_HANDLER(BrowserPluginMsg_LoadGuest, OnLoadGuest)
92 IPC_MESSAGE_HANDLER(BrowserPluginMsg_AdvanceFocus, OnAdvanceFocus)
93 IPC_MESSAGE_UNHANDLED(handled = false)
94 IPC_END_MESSAGE_MAP()
95
96 return handled;
97 }
98
99 GuestToEmbedderChannel* BrowserPluginChannelManager::GetChannelByName(
100 const std::string& embedder_channel_name) {
101 EmbedderChannelNameToChannelMap::iterator it =
102 embedder_channels_.find(embedder_channel_name);
103 if (it != embedder_channels_.end())
104 return it->second;
105 return NULL;
106 }
107
108 void BrowserPluginChannelManager::RemoveChannelByName(
109 const std::string& embedder_channel_name) {
110 embedder_channels_.erase(embedder_channel_name);
111 }
112
113 void BrowserPluginChannelManager::GuestReady(
114 PP_Instance instance,
115 const std::string& embedder_channel_name,
116 int embedder_container_id) {
117 std::pair<std::string, int> pending_guests_key =
118 make_pair(embedder_channel_name, embedder_container_id);
119 DCHECK(pending_guests_.find(pending_guests_key) !=
120 pending_guests_.end());
121 RenderViewImpl* render_view = pending_guests_[pending_guests_key];
122 pending_guests_.erase(pending_guests_key);
123 GuestToEmbedderChannel* channel = render_view->GetGuestToEmbedderChannel();
124 // Associate the RenderView with the provided PP_Instance ID, request the
125 // receipt of events, and initialize the graphics context.
126 channel->AddGuest(instance, render_view);
127 render_view->GuestReady(instance);
128 }
129
130 void BrowserPluginChannelManager::OnLoadGuest(
131 int instance_id,
132 int guest_process_id,
133 const IPC::ChannelHandle& channel_handle) {
134 BrowserPlugin* browser_plugin = BrowserPlugin::FromID(instance_id);
135 browser_plugin->LoadGuest(guest_process_id, channel_handle);
136 }
137
138 void BrowserPluginChannelManager::OnAdvanceFocus(int instance_id,
139 bool reverse) {
140 BrowserPlugin* browser_plugin = BrowserPlugin::FromID(instance_id);
141 browser_plugin->AdvanceFocus(reverse);
142 }
143
144 } // namespace content
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