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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 #include "content/browser/web_contents/web_contents_impl.h" | 5 #include "content/browser/web_contents/web_contents_impl.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
10 #include "base/lazy_instance.h" | 10 #include "base/lazy_instance.h" |
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279 int identifier) | 279 int identifier) |
280 : render_process_id(render_process_id), | 280 : render_process_id(render_process_id), |
281 render_frame_id(render_frame_id), | 281 render_frame_id(render_frame_id), |
282 chooser(chooser), | 282 chooser(chooser), |
283 identifier(identifier) { | 283 identifier(identifier) { |
284 } | 284 } |
285 | 285 |
286 WebContentsImpl::ColorChooserInfo::~ColorChooserInfo() { | 286 WebContentsImpl::ColorChooserInfo::~ColorChooserInfo() { |
287 } | 287 } |
288 | 288 |
289 // WebContentsImpl::WebContentsTreeNode ---------------------------------------- | |
290 WebContentsImpl::WebContentsTreeNode::WebContentsTreeNode() | |
291 : parent_web_contents_(nullptr) { | |
292 } | |
293 | |
294 WebContentsImpl::WebContentsTreeNode::~WebContentsTreeNode() { | |
295 // TODO(lazyboy): Enforce that a child WebContentsTreeNode gets deleted | |
296 // before its parent. Otherwise the child could have a stale pointer to its | |
297 // parent WebContents, risking a use-after-free. | |
Charlie Reis
2015/05/22 23:44:31
This must be fixed before committing.
| |
298 } | |
299 | |
289 // WebContentsImpl ------------------------------------------------------------- | 300 // WebContentsImpl ------------------------------------------------------------- |
290 | 301 |
291 WebContentsImpl::WebContentsImpl(BrowserContext* browser_context, | 302 WebContentsImpl::WebContentsImpl(BrowserContext* browser_context, |
292 WebContentsImpl* opener) | 303 WebContentsImpl* opener) |
293 : delegate_(NULL), | 304 : delegate_(NULL), |
294 controller_(this, browser_context), | 305 controller_(this, browser_context), |
295 render_view_host_delegate_view_(NULL), | 306 render_view_host_delegate_view_(NULL), |
296 opener_(opener), | 307 opener_(opener), |
297 created_with_opener_(!!opener), | 308 created_with_opener_(!!opener), |
298 #if defined(OS_WIN) | 309 #if defined(OS_WIN) |
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1125 bool WebContentsImpl::NeedToFireBeforeUnload() { | 1136 bool WebContentsImpl::NeedToFireBeforeUnload() { |
1126 // TODO(creis): Should we fire even for interstitial pages? | 1137 // TODO(creis): Should we fire even for interstitial pages? |
1127 return WillNotifyDisconnection() && !ShowingInterstitialPage() && | 1138 return WillNotifyDisconnection() && !ShowingInterstitialPage() && |
1128 !GetRenderViewHost()->SuddenTerminationAllowed(); | 1139 !GetRenderViewHost()->SuddenTerminationAllowed(); |
1129 } | 1140 } |
1130 | 1141 |
1131 void WebContentsImpl::DispatchBeforeUnload(bool for_cross_site_transition) { | 1142 void WebContentsImpl::DispatchBeforeUnload(bool for_cross_site_transition) { |
1132 GetMainFrame()->DispatchBeforeUnload(for_cross_site_transition); | 1143 GetMainFrame()->DispatchBeforeUnload(for_cross_site_transition); |
1133 } | 1144 } |
1134 | 1145 |
1146 void WebContentsImpl::AttachToOuterWebContentsFrame( | |
1147 WebContents* outer_web_contents, | |
1148 RenderFrameHost* outer_contents_frame) { | |
1149 CHECK(base::CommandLine::ForCurrentProcess()->HasSwitch( | |
1150 switches::kSitePerProcess)); | |
1151 // Create a link to our parent WebContents. | |
Charlie Reis
2015/05/22 23:44:31
outer
lazyboy
2015/05/26 16:32:55
Done.
| |
1152 node_.set_parent_web_contents( | |
1153 static_cast<WebContentsImpl*>(outer_web_contents)); | |
1154 | |
1155 DCHECK(outer_contents_frame); | |
1156 | |
1157 // Create a swapped out RVH and a proxy in our render manager, pointing | |
1158 // to the SiteInstance of the outer WebContents. The swapped out RVH will be | |
1159 // used to send postMessage to the inner WebContents. | |
1160 int proxy_to_outer_web_contents_routing_id = | |
1161 GetRenderManager()->CreateOuterContentsProxy( | |
1162 outer_contents_frame->GetSiteInstance()); | |
1163 | |
1164 // Swap the outer WebContents' initial frame for the inner WebContents with | |
Charlie Reis
2015/05/22 23:44:31
WebContents's
lazyboy
2015/05/26 16:32:55
Done.
| |
1165 // the proxy we've created above. | |
1166 // The proxy has a CPFC and it uses the swapped out RV as its RenderWidget, | |
1167 // which gives us input and rendering. | |
1168 static_cast<RenderFrameHostImpl*>(outer_contents_frame) | |
1169 ->frame_tree_node() | |
1170 ->render_manager() | |
1171 ->ReplaceWithInnerContentsProxy(proxy_to_outer_web_contents_routing_id); | |
1172 | |
1173 GetRenderManager()->SetRWHViewForInnerContents( | |
1174 GetRenderManager()->GetRenderWidgetHostView()); | |
1175 } | |
1176 | |
1135 void WebContentsImpl::Stop() { | 1177 void WebContentsImpl::Stop() { |
1136 GetRenderManager()->Stop(); | 1178 GetRenderManager()->Stop(); |
1137 FOR_EACH_OBSERVER(WebContentsObserver, observers_, NavigationStopped()); | 1179 FOR_EACH_OBSERVER(WebContentsObserver, observers_, NavigationStopped()); |
1138 } | 1180 } |
1139 | 1181 |
1140 WebContents* WebContentsImpl::Clone() { | 1182 WebContents* WebContentsImpl::Clone() { |
1141 // We use our current SiteInstance since the cloned entry will use it anyway. | 1183 // We use our current SiteInstance since the cloned entry will use it anyway. |
1142 // We pass our own opener so that the cloned page can access it if it was | 1184 // We pass our own opener so that the cloned page can access it if it was |
1143 // before. | 1185 // before. |
1144 CreateParams create_params(GetBrowserContext(), GetSiteInstance()); | 1186 CreateParams create_params(GetBrowserContext(), GetSiteInstance()); |
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1197 (params.routing_id != MSG_ROUTING_NONE && | 1239 (params.routing_id != MSG_ROUTING_NONE && |
1198 params.main_frame_routing_id != MSG_ROUTING_NONE)); | 1240 params.main_frame_routing_id != MSG_ROUTING_NONE)); |
1199 GetRenderManager()->Init( | 1241 GetRenderManager()->Init( |
1200 params.browser_context, params.site_instance, params.routing_id, | 1242 params.browser_context, params.site_instance, params.routing_id, |
1201 params.main_frame_routing_id); | 1243 params.main_frame_routing_id); |
1202 frame_tree_.root()->SetFrameName(params.main_frame_name); | 1244 frame_tree_.root()->SetFrameName(params.main_frame_name); |
1203 | 1245 |
1204 WebContentsViewDelegate* delegate = | 1246 WebContentsViewDelegate* delegate = |
1205 GetContentClient()->browser()->GetWebContentsViewDelegate(this); | 1247 GetContentClient()->browser()->GetWebContentsViewDelegate(this); |
1206 | 1248 |
1207 if (browser_plugin_guest_) { | 1249 if (browser_plugin_guest_ && |
1250 !base::CommandLine::ForCurrentProcess()->HasSwitch( | |
1251 switches::kSitePerProcess)) { | |
1208 scoped_ptr<WebContentsView> platform_view(CreateWebContentsView( | 1252 scoped_ptr<WebContentsView> platform_view(CreateWebContentsView( |
1209 this, delegate, &render_view_host_delegate_view_)); | 1253 this, delegate, &render_view_host_delegate_view_)); |
1210 | 1254 |
1211 WebContentsViewGuest* rv = new WebContentsViewGuest( | 1255 WebContentsViewGuest* rv = new WebContentsViewGuest( |
1212 this, browser_plugin_guest_.get(), platform_view.Pass(), | 1256 this, browser_plugin_guest_.get(), platform_view.Pass(), |
1213 render_view_host_delegate_view_); | 1257 render_view_host_delegate_view_); |
1214 render_view_host_delegate_view_ = rv; | 1258 render_view_host_delegate_view_ = rv; |
1215 view_.reset(rv); | 1259 view_.reset(rv); |
1216 } else { | 1260 } else { |
1217 // Regular WebContentsView. | 1261 // Regular WebContentsView. |
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1506 int route_id, | 1550 int route_id, |
1507 int main_frame_route_id, | 1551 int main_frame_route_id, |
1508 const ViewHostMsg_CreateWindow_Params& params, | 1552 const ViewHostMsg_CreateWindow_Params& params, |
1509 SessionStorageNamespace* session_storage_namespace) { | 1553 SessionStorageNamespace* session_storage_namespace) { |
1510 // We usually create the new window in the same BrowsingInstance (group of | 1554 // We usually create the new window in the same BrowsingInstance (group of |
1511 // script-related windows), by passing in the current SiteInstance. However, | 1555 // script-related windows), by passing in the current SiteInstance. However, |
1512 // if the opener is being suppressed (in a non-guest), we create a new | 1556 // if the opener is being suppressed (in a non-guest), we create a new |
1513 // SiteInstance in its own BrowsingInstance. | 1557 // SiteInstance in its own BrowsingInstance. |
1514 bool is_guest = BrowserPluginGuest::IsGuest(this); | 1558 bool is_guest = BrowserPluginGuest::IsGuest(this); |
1515 | 1559 |
1560 if (is_guest && | |
1561 base::CommandLine::ForCurrentProcess()->HasSwitch( | |
1562 switches::kSitePerProcess)) { | |
1563 // TODO(lazyboy): CreateNewWindow doesn't work for OOPIF-based <webview> | |
1564 // yet. | |
1565 NOTREACHED(); | |
1566 } | |
1567 | |
1516 // If the opener is to be suppressed, the new window can be in any process. | 1568 // If the opener is to be suppressed, the new window can be in any process. |
1517 // Since routing ids are process specific, we must not have one passed in | 1569 // Since routing ids are process specific, we must not have one passed in |
1518 // as argument here. | 1570 // as argument here. |
1519 DCHECK(!params.opener_suppressed || route_id == MSG_ROUTING_NONE); | 1571 DCHECK(!params.opener_suppressed || route_id == MSG_ROUTING_NONE); |
1520 | 1572 |
1521 scoped_refptr<SiteInstance> site_instance = | 1573 scoped_refptr<SiteInstance> site_instance = |
1522 params.opener_suppressed && !is_guest ? | 1574 params.opener_suppressed && !is_guest ? |
1523 SiteInstance::CreateForURL(GetBrowserContext(), params.target_url) : | 1575 SiteInstance::CreateForURL(GetBrowserContext(), params.target_url) : |
1524 GetSiteInstance(); | 1576 GetSiteInstance(); |
1525 | 1577 |
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4133 int proxy_routing_id, | 4185 int proxy_routing_id, |
4134 bool for_main_frame_navigation) { | 4186 bool for_main_frame_navigation) { |
4135 TRACE_EVENT0("browser,navigation", | 4187 TRACE_EVENT0("browser,navigation", |
4136 "WebContentsImpl::CreateRenderViewForRenderManager"); | 4188 "WebContentsImpl::CreateRenderViewForRenderManager"); |
4137 // Can be NULL during tests. | 4189 // Can be NULL during tests. |
4138 RenderWidgetHostViewBase* rwh_view; | 4190 RenderWidgetHostViewBase* rwh_view; |
4139 // TODO(kenrb): RenderWidgetHostViewChildFrame special casing is temporary | 4191 // TODO(kenrb): RenderWidgetHostViewChildFrame special casing is temporary |
4140 // until RenderWidgetHost is attached to RenderFrameHost. We need to special | 4192 // until RenderWidgetHost is attached to RenderFrameHost. We need to special |
4141 // case this because RWH is still a base class of RenderViewHost, and child | 4193 // case this because RWH is still a base class of RenderViewHost, and child |
4142 // frame RWHVs are unique in that they do not have their own WebContents. | 4194 // frame RWHVs are unique in that they do not have their own WebContents. |
4143 if (!for_main_frame_navigation) { | 4195 bool is_guest_in_site_per_process = |
4196 !!browser_plugin_guest_.get() && | |
4197 base::CommandLine::ForCurrentProcess()->HasSwitch( | |
4198 switches::kSitePerProcess); | |
4199 if (!for_main_frame_navigation || is_guest_in_site_per_process) { | |
4144 RenderWidgetHostViewChildFrame* rwh_view_child = | 4200 RenderWidgetHostViewChildFrame* rwh_view_child = |
4145 new RenderWidgetHostViewChildFrame(render_view_host); | 4201 new RenderWidgetHostViewChildFrame(render_view_host); |
4146 rwh_view = rwh_view_child; | 4202 rwh_view = rwh_view_child; |
4147 } else { | 4203 } else { |
4148 rwh_view = view_->CreateViewForWidget(render_view_host, false); | 4204 rwh_view = view_->CreateViewForWidget(render_view_host, false); |
4149 } | 4205 } |
4150 | 4206 |
4151 // Now that the RenderView has been created, we need to tell it its size. | 4207 // Now that the RenderView has been created, we need to tell it its size. |
4152 if (rwh_view) | 4208 if (rwh_view) |
4153 rwh_view->SetSize(GetSizeForNewRenderView()); | 4209 rwh_view->SetSize(GetSizeForNewRenderView()); |
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4277 last_reported_encoding_ = encoding; | 4333 last_reported_encoding_ = encoding; |
4278 | 4334 |
4279 canonical_encoding_ = GetContentClient()->browser()-> | 4335 canonical_encoding_ = GetContentClient()->browser()-> |
4280 GetCanonicalEncodingNameByAliasName(encoding); | 4336 GetCanonicalEncodingNameByAliasName(encoding); |
4281 } | 4337 } |
4282 | 4338 |
4283 bool WebContentsImpl::IsHidden() { | 4339 bool WebContentsImpl::IsHidden() { |
4284 return capturer_count_ == 0 && !should_normally_be_visible_; | 4340 return capturer_count_ == 0 && !should_normally_be_visible_; |
4285 } | 4341 } |
4286 | 4342 |
4343 int WebContentsImpl::GetOuterWebContentsFrameTreeNodeID() { | |
4344 if (node_.parent_web_contents()) { | |
4345 return node_.parent_web_contents() | |
4346 ->GetFrameTree() | |
4347 ->root() | |
4348 ->frame_tree_node_id(); | |
4349 } | |
4350 return -1; | |
4351 } | |
4352 | |
4287 RenderFrameHostManager* WebContentsImpl::GetRenderManager() const { | 4353 RenderFrameHostManager* WebContentsImpl::GetRenderManager() const { |
4288 return frame_tree_.root()->render_manager(); | 4354 return frame_tree_.root()->render_manager(); |
4289 } | 4355 } |
4290 | 4356 |
4291 BrowserPluginGuest* WebContentsImpl::GetBrowserPluginGuest() const { | 4357 BrowserPluginGuest* WebContentsImpl::GetBrowserPluginGuest() const { |
4292 return browser_plugin_guest_.get(); | 4358 return browser_plugin_guest_.get(); |
4293 } | 4359 } |
4294 | 4360 |
4295 void WebContentsImpl::SetBrowserPluginGuest(BrowserPluginGuest* guest) { | 4361 void WebContentsImpl::SetBrowserPluginGuest(BrowserPluginGuest* guest) { |
4296 CHECK(!browser_plugin_guest_); | 4362 CHECK(!browser_plugin_guest_); |
4363 CHECK(guest); | |
4297 browser_plugin_guest_.reset(guest); | 4364 browser_plugin_guest_.reset(guest); |
4298 } | 4365 } |
4299 | 4366 |
4300 BrowserPluginEmbedder* WebContentsImpl::GetBrowserPluginEmbedder() const { | 4367 BrowserPluginEmbedder* WebContentsImpl::GetBrowserPluginEmbedder() const { |
4301 return browser_plugin_embedder_.get(); | 4368 return browser_plugin_embedder_.get(); |
4302 } | 4369 } |
4303 | 4370 |
4304 void WebContentsImpl::CreateBrowserPluginEmbedderIfNecessary() { | 4371 void WebContentsImpl::CreateBrowserPluginEmbedderIfNecessary() { |
4305 if (browser_plugin_embedder_) | 4372 if (browser_plugin_embedder_) |
4306 return; | 4373 return; |
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4388 player_map->erase(it); | 4455 player_map->erase(it); |
4389 } | 4456 } |
4390 | 4457 |
4391 void WebContentsImpl::SetForceDisableOverscrollContent(bool force_disable) { | 4458 void WebContentsImpl::SetForceDisableOverscrollContent(bool force_disable) { |
4392 force_disable_overscroll_content_ = force_disable; | 4459 force_disable_overscroll_content_ = force_disable; |
4393 if (view_) | 4460 if (view_) |
4394 view_->SetOverscrollControllerEnabled(CanOverscrollContent()); | 4461 view_->SetOverscrollControllerEnabled(CanOverscrollContent()); |
4395 } | 4462 } |
4396 | 4463 |
4397 } // namespace content | 4464 } // namespace content |
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