15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/uber/uber_ui.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/stl_util.h" 87dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "chrome/browser/chrome_notification_types.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/extensions/extension_service.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/profiles/profile.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/chrome_web_ui_controller_factory.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/extensions/extensions_ui.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/options/options_ui.h" 14f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles)#include "chrome/common/chrome_switches.h" 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/common/extensions/manifest_url_handler.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/url_constants.h" 171320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "chrome/grit/chromium_strings.h" 181320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "chrome/grit/generated_resources.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/navigation_controller.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/navigation_entry.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/notification_source.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/web_contents.h" 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/web_ui.h" 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/web_ui_data_source.h" 25116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch#include "extensions/browser/extension_registry.h" 265d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "extensions/common/extension_set.h" 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "grit/browser_resources.h" 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::NavigationController; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::NavigationEntry; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::RenderViewHost; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::WebContents; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)content::WebUIDataSource* CreateUberHTMLSource() { 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::WebUIDataSource* source = 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::WebUIDataSource::Create(chrome::kChromeUIUberHost); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->SetUseJsonJSFormatV2(); 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->SetJsonPath("strings.js"); 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->AddResourcePath("uber.js", IDR_UBER_JS); 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->AddResourcePath("uber_utils.js", IDR_UBER_UTILS_JS); 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->SetDefaultResource(IDR_UBER_HTML); 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->OverrideContentSecurityPolicyFrameSrc("frame-src chrome:;"); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Hack alert: continue showing "Loading..." until a real title is set. 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->AddLocalizedString("pageTitle", IDS_TAB_LOADING_TITLE); 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 50116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("extensionsFrameURL", chrome::kChromeUIExtensionsFrameURL); 51116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("extensionsHost", chrome::kChromeUIExtensionsHost); 52116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("helpFrameURL", chrome::kChromeUIHelpFrameURL); 53116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("helpHost", chrome::kChromeUIHelpHost); 54116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("historyFrameURL", chrome::kChromeUIHistoryFrameURL); 55116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("historyHost", chrome::kChromeUIHistoryHost); 56116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("settingsFrameURL", chrome::kChromeUISettingsFrameURL); 57116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("settingsHost", chrome::kChromeUISettingsHost); 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return source; 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Determines whether the user has an active extension of the given type. 63116680a4aac90f2aa7413d9095a592090648e557Ben Murdochbool HasExtensionType(Profile* profile, const std::string& extension_type) { 64116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const extensions::ExtensionSet& extension_set = 65116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch extensions::ExtensionRegistry::Get(profile)->enabled_extensions(); 66116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch for (extensions::ExtensionSet::const_iterator iter = extension_set.begin(); 67116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch iter != extension_set.end(); ++iter) { 68116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const extensions::URLOverrides::URLOverrideMap& map = 697d4cd473f85ac64c3747c96c277f9e506a0d2246Torne (Richard Coles) extensions::URLOverrides::GetChromeURLOverrides(iter->get()); 70116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (ContainsKey(map, extension_type)) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)content::WebUIDataSource* CreateUberFrameHTMLSource(Profile* profile) { 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::WebUIDataSource* source = 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::WebUIDataSource::Create(chrome::kChromeUIUberFrameHost); 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->SetUseJsonJSFormatV2(); 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->SetJsonPath("strings.js"); 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->AddResourcePath("uber_frame.js", IDR_UBER_FRAME_JS); 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->SetDefaultResource(IDR_UBER_FRAME_HTML); 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(jhawkins): Attempt to get rid of IDS_SHORT_PRODUCT_OS_NAME. 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_CHROMEOS) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->AddLocalizedString("shortProductName", IDS_SHORT_PRODUCT_OS_NAME); 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->AddLocalizedString("shortProductName", IDS_SHORT_PRODUCT_NAME); 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // defined(OS_CHROMEOS) 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 93f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) // Group settings and help separately if settings in a window is enabled. 94116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch std::string settings_group("settings_group"); 95116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch std::string other_group( 96116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch ::switches::SettingsWindowEnabled() ? "other_group" : "settings_group"); 97116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("extensionsHost", chrome::kChromeUIExtensionsHost); 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->AddLocalizedString("extensionsDisplayName", 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IDS_MANAGE_EXTENSIONS_SETTING_WINDOWS_TITLE); 100f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) source->AddString("extensionsGroup", other_group); 101116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("helpHost", chrome::kChromeUIHelpHost); 102f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) source->AddLocalizedString("helpDisplayName", IDS_ABOUT_TITLE); 103f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) source->AddString("helpGroup", settings_group); 104116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("historyHost", chrome::kChromeUIHistoryHost); 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->AddLocalizedString("historyDisplayName", IDS_HISTORY_TITLE); 106f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) source->AddString("historyGroup", other_group); 107116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("settingsHost", chrome::kChromeUISettingsHost); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source->AddLocalizedString("settingsDisplayName", IDS_SETTINGS_TITLE); 109f8ee788a64d60abd8f2d742a5fdedde054ecd910Torne (Richard Coles) source->AddString("settingsGroup", settings_group); 110116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch bool overridesHistory = 111116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch HasExtensionType(profile, chrome::kChromeUIHistoryHost); 112116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch source->AddString("overridesHistory", overridesHistory ? "yes" : "no"); 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->DisableDenyXFrameOptions(); 1142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) source->OverrideContentSecurityPolicyFrameSrc("frame-src chrome:;"); 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return source; 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)UberUI::UberUI(content::WebUI* web_ui) : WebUIController(web_ui) { 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Profile* profile = Profile::FromWebUI(web_ui); 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::WebUIDataSource::Add(profile, CreateUberHTMLSource()); 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch RegisterSubpage(chrome::kChromeUIExtensionsFrameURL, 126effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch chrome::kChromeUIExtensionsHost); 127effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch RegisterSubpage(chrome::kChromeUIHelpFrameURL, 128effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch chrome::kChromeUIHelpHost); 129effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch RegisterSubpage(chrome::kChromeUIHistoryFrameURL, 130effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch chrome::kChromeUIHistoryHost); 131effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch RegisterSubpage(chrome::kChromeUISettingsFrameURL, 132effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch chrome::kChromeUISettingsHost); 133effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch RegisterSubpage(chrome::kChromeUIUberFrameURL, 134effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch chrome::kChromeUIUberHost); 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)UberUI::~UberUI() { 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) STLDeleteValues(&sub_uis_); 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 141effb81e5f8246d0db0270817048dc992db66e9fbBen Murdochvoid UberUI::RegisterSubpage(const std::string& page_url, 142effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch const std::string& page_host) { 143effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch GURL page_gurl(page_url); 144effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch content::WebUI* webui = web_ui()->GetWebContents()->CreateWebUI(page_gurl); 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 146effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch webui->OverrideJavaScriptFrame(page_host); 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sub_uis_[page_url] = webui; 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 150effb81e5f8246d0db0270817048dc992db66e9fbBen Murdochcontent::WebUI* UberUI::GetSubpage(const std::string& page_url) { 151116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch if (!ContainsKey(sub_uis_, page_url)) 152effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch return NULL; 153effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch return sub_uis_[page_url]; 154effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch} 155effb81e5f8246d0db0270817048dc992db66e9fbBen Murdoch 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void UberUI::RenderViewCreated(RenderViewHost* render_view_host) { 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (SubpageMap::iterator iter = sub_uis_.begin(); iter != sub_uis_.end(); 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++iter) { 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) iter->second->GetController()->RenderViewCreated(render_view_host); 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void UberUI::RenderViewReused(RenderViewHost* render_view_host) { 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (SubpageMap::iterator iter = sub_uis_.begin(); iter != sub_uis_.end(); 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ++iter) { 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) iter->second->GetController()->RenderViewReused(render_view_host); 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool UberUI::OverrideHandleWebUIMessage(const GURL& source_url, 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& message, 1725d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const base::ListValue& args) { 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Find the appropriate subpage and forward the message. 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SubpageMap::iterator subpage = sub_uis_.find(source_url.GetOrigin().spec()); 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (subpage == sub_uis_.end()) { 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The message was sent from the uber page itself. 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_EQ(std::string(chrome::kChromeUIUberHost), source_url.host()); 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The message was sent from a subpage. 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(jam) fix this to use interface 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // return subpage->second->GetController()->OverrideHandleWebUIMessage( 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // source_url, message, args); 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) subpage->second->ProcessWebUIMessage(source_url, message, args); 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return true; 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// UberFrameUI 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)UberFrameUI::UberFrameUI(content::WebUI* web_ui) : WebUIController(web_ui) { 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Profile* profile = Profile::FromWebUI(web_ui); 1932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::WebUIDataSource::Add(profile, CreateUberFrameHTMLSource(profile)); 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Register as an observer for when extensions are loaded and unloaded. 1965f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) registrar_.Add(this, 1975f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) extensions::NOTIFICATION_EXTENSION_LOADED_DEPRECATED, 1985f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) content::Source<Profile>(profile)); 1995f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) registrar_.Add(this, 2005f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) extensions::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED, 2015f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) content::Source<Profile>(profile)); 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)UberFrameUI::~UberFrameUI() { 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 207116680a4aac90f2aa7413d9095a592090648e557Ben Murdochvoid UberFrameUI::Observe(int type, 208116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch const content::NotificationSource& source, 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const content::NotificationDetails& details) { 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (type) { 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We listen for notifications that indicate an extension has been loaded 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // (i.e., has been installed and/or enabled) or unloaded (i.e., has been 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // uninstalled and/or disabled). If one of these events has occurred, then 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // we must update the behavior of the History navigation element so that 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // it opens the history extension if one is installed and enabled or 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // opens the default history page if one is uninstalled or disabled. 2175f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) case extensions::NOTIFICATION_EXTENSION_LOADED_DEPRECATED: 2185f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles) case extensions::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED: { 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Profile* profile = Profile::FromWebUI(web_ui()); 220a3f7b4e666c476898878fa745f637129375cd889Ben Murdoch bool overrides_history = 221a3f7b4e666c476898878fa745f637129375cd889Ben Murdoch HasExtensionType(profile, chrome::kChromeUIHistoryHost); 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui()->CallJavascriptFunction( 223a3f7b4e666c476898878fa745f637129375cd889Ben Murdoch "uber_frame.setNavigationOverride", 224a3f7b4e666c476898878fa745f637129375cd889Ben Murdoch base::StringValue(chrome::kChromeUIHistoryHost), 225a3f7b4e666c476898878fa745f637129375cd889Ben Murdoch base::StringValue(overrides_history ? "yes" : "no")); 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED(); 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 232