new_tab_ui.cc revision 9ab5563a3196760eb381d102cbb2bc0f7abc6a50
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/ntp/new_tab_ui.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <set> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/i18n/rtl.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/lazy_instance.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/scoped_ptr.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/metrics/histogram.h" 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/prefs/pref_service.h" 14868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)#include "base/strings/utf_string_conversions.h" 157dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "chrome/browser/chrome_notification_types.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/profiles/profile.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/metrics_handler.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/favicon_webui_handler.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/foreign_session_handler.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/most_visited_handler.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/ntp_resource_cache.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/ntp_resource_cache_factory.h" 239ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch#include "chrome/browser/ui/webui/ntp/ntp_user_data_logger.h" 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/recently_closed_tabs_handler.h" 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/pref_names.h" 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/common/url_constants.h" 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "components/user_prefs/pref_registry_syncable.h" 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/browser_thread.h" 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/notification_service.h" 30c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "content/public/browser/render_process_host.h" 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/render_view_host.h" 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "content/public/browser/url_data_source.h" 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/web_contents.h" 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/web_ui.h" 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "grit/browser_resources.h" 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "grit/generated_resources.h" 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/base/l10n/l10n_util.h" 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if !defined(OS_ANDROID) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/app_launcher_handler.h" 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/new_tab_page_handler.h" 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/new_tab_page_sync_handler.h" 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/ntp_login_handler.h" 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/suggestions_page_handler.h" 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/android/bookmarks_handler.h" 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/android/context_menu_handler.h" 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/android/new_tab_page_ready_handler.h" 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/browser/ui/webui/ntp/android/promo_handler.h" 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(ENABLE_THEMES) 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "chrome/browser/ui/webui/theme_handler.h" 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 56c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#if defined(USE_ASH) 57c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "chrome/browser/ui/host_desktop.h" 58c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#endif 59c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::BrowserThread; 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::RenderViewHost; 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using content::WebUIController; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The amount of time there must be no painting for us to consider painting 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// finished. Observed times are in the ~1200ms range on Windows. 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kTimeoutMs = 2000; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Strings sent to the page via jstemplates used to set the direction of the 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// HTML document based on locale. 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kRTLHtmlTextDirection[] = "rtl"; 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const char kLTRHtmlTextDirection[] = "ltr"; 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)static base::LazyInstance<std::set<const WebUIController*> > g_live_new_tabs; 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/////////////////////////////////////////////////////////////////////////////// 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// NewTabUI 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NewTabUI::NewTabUI(content::WebUI* web_ui) 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : WebUIController(web_ui), 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) showing_sync_bubble_(false) { 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_live_new_tabs.Pointer()->insert(this); 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->OverrideTitle(l10n_util::GetStringUTF16(IDS_NEW_TAB_TITLE)); 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 889ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch content::WebContents* web_contents = web_ui->GetWebContents(); 899ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch NTPUserDataLogger::CreateForWebContents(web_contents); 909ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch NTPUserDataLogger::FromWebContents(web_contents)->set_ntp_url( 919ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch GURL(chrome::kChromeUINewTabURL)); 929ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch 939ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch registrar_.Add( 949ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch this, 959ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch content::NOTIFICATION_WEB_CONTENTS_VISIBILITY_CHANGED, 969ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch content::Source<content::WebContents>(web_contents)); 979ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We count all link clicks as AUTO_BOOKMARK, so that site can be ranked more 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // highly. Note this means we're including clicks on not only most visited 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // thumbnails, but also clicks on recently bookmarked. 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->SetLinkTransitionType(content::PAGE_TRANSITION_AUTO_BOOKMARK); 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!GetProfile()->IsOffTheRecord()) { 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new browser_sync::ForeignSessionHandler()); 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new MostVisitedHandler()); 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new RecentlyClosedTabsHandler()); 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new MetricsHandler()); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if !defined(OS_ANDROID) 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new NewTabPageHandler()); 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (NewTabUI::IsDiscoveryInNTPEnabled()) 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new SuggestionsHandler()); 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Android doesn't have a sync promo/username on NTP. 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) web_ui->AddMessageHandler(new NewTabPageSyncHandler()); 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (ShouldShowApps()) { 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ExtensionService* service = GetProfile()->GetExtensionService(); 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We might not have an ExtensionService (on ChromeOS when not logged in 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // for example). 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (service) 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new AppLauncherHandler(service)); 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new FaviconWebUIHandler()); 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if defined(OS_ANDROID) 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // These handlers are specific to the Android NTP page. 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new BookmarksHandler()); 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new ContextMenuHandler()); 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new NewTabPageReadyHandler()); 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!GetProfile()->IsOffTheRecord()) 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new PromoHandler()); 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Android uses native UI for sync setup. 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (NTPLoginHandler::ShouldShow(GetProfile())) 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui->AddMessageHandler(new NTPLoginHandler()); 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(ENABLE_THEMES) 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The theme handler can require some CPU, so do it after hooking up the most 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // visited handler. This allows the DB query for the new tab thumbs to happen 1432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // earlier. 1442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) web_ui->AddMessageHandler(new ThemeHandler()); 1452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#endif 1462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<NewTabHTMLSource> html_source(new NewTabHTMLSource( 1482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) GetProfile()->GetOriginalProfile())); 1492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // These two resources should be loaded only if suggestions NTP is enabled. 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) html_source->AddResource("suggestions_page.css", "text/css", 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NewTabUI::IsDiscoveryInNTPEnabled() ? IDR_SUGGESTIONS_PAGE_CSS : 0); 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (NewTabUI::IsDiscoveryInNTPEnabled()) { 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) html_source->AddResource("suggestions_page.js", "application/javascript", 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IDR_SUGGESTIONS_PAGE_JS); 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // content::URLDataSource assumes the ownership of the html_source. 1582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content::URLDataSource::Add(GetProfile(), html_source.release()); 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pref_change_registrar_.Init(GetProfile()->GetPrefs()); 1612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) pref_change_registrar_.Add(prefs::kShowBookmarkBar, 1622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Bind(&NewTabUI::OnShowBookmarkBarChanged, 1632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::Unretained(this))); 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NewTabUI::~NewTabUI() { 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_live_new_tabs.Pointer()->erase(this); 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The timer callback. If enough time has elapsed since the last paint 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// message, we say we're done painting; otherwise, we keep waiting. 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NewTabUI::PaintTimeout() { 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The amount of time there must be no painting for us to consider painting 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // finished. Observed times are in the ~1200ms range on Windows. 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeTicks now = base::TimeTicks::Now(); 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if ((now - last_paint_) >= base::TimeDelta::FromMilliseconds(kTimeoutMs)) { 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Painting has quieted down. Log this as the full time to run. 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta load_time = last_paint_ - start_; 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int load_time_ms = static_cast<int>(load_time.InMilliseconds()); 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationService::current()->Notify( 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) chrome::NOTIFICATION_INITIAL_NEW_TAB_UI_LOAD, 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::Source<Profile>(GetProfile()), 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::Details<int>(&load_time_ms)); 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UMA_HISTOGRAM_TIMES("NewTabUI load", load_time); 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Not enough quiet time has elapsed. 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Some more paints must've occurred since we set the timeout. 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Wait some more. 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) timer_.Start(FROM_HERE, base::TimeDelta::FromMilliseconds(kTimeoutMs), this, 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &NewTabUI::PaintTimeout); 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NewTabUI::StartTimingPaint(RenderViewHost* render_view_host) { 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) start_ = base::TimeTicks::Now(); 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_paint_ = start_; 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NotificationSource source = 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::Source<content::RenderWidgetHost>(render_view_host); 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!registrar_.IsRegistered(this, 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NOTIFICATION_RENDER_WIDGET_HOST_DID_UPDATE_BACKING_STORE, 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source)) { 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) registrar_.Add( 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this, 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::NOTIFICATION_RENDER_WIDGET_HOST_DID_UPDATE_BACKING_STORE, 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) source); 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) timer_.Start(FROM_HERE, base::TimeDelta::FromMilliseconds(kTimeoutMs), this, 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &NewTabUI::PaintTimeout); 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NewTabUI::RenderViewCreated(RenderViewHost* render_view_host) { 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StartTimingPaint(render_view_host); 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NewTabUI::RenderViewReused(RenderViewHost* render_view_host) { 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StartTimingPaint(render_view_host); 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NewTabUI::Observe(int type, 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const content::NotificationSource& source, 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const content::NotificationDetails& details) { 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (type) { 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case content::NOTIFICATION_RENDER_WIDGET_HOST_DID_UPDATE_BACKING_STORE: { 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_paint_ = base::TimeTicks::Now(); 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) break; 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2299ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch case content::NOTIFICATION_WEB_CONTENTS_VISIBILITY_CHANGED: { 2309ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch if (!*content::Details<bool>(details).ptr()) { 2319ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch EmitMouseoverCount( 2329ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch content::Source<content::WebContents>(source).ptr()); 2339ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch } 2349ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch break; 2359ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch } 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 2375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CHECK(false) << "Unexpected notification: " << type; 2385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2419ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdochvoid NewTabUI::EmitMouseoverCount(content::WebContents* web_contents) { 2429ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch NTPUserDataLogger* data = NTPUserDataLogger::FromWebContents(web_contents); 2439ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch if (data->ntp_url() == GURL(chrome::kChromeUINewTabURL)) 2449ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch data->EmitMouseoverCount(); 2459ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch} 2469ab5563a3196760eb381d102cbb2bc0f7abc6a50Ben Murdoch 2472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void NewTabUI::OnShowBookmarkBarChanged() { 2485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) StringValue attached( 2495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetProfile()->GetPrefs()->GetBoolean(prefs::kShowBookmarkBar) ? 2505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) "true" : "false"); 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) web_ui()->CallJavascriptFunction("ntp.setBookmarkBarAttached", attached); 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2557dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdochvoid NewTabUI::RegisterProfilePrefs( 2567dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch user_prefs::PrefRegistrySyncable* registry) { 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if !defined(OS_ANDROID) 2587dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch AppLauncherHandler::RegisterProfilePrefs(registry); 2597dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch NewTabPageHandler::RegisterProfilePrefs(registry); 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (NewTabUI::IsDiscoveryInNTPEnabled()) 2617dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch SuggestionsHandler::RegisterProfilePrefs(registry); 2625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 2637dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch MostVisitedHandler::RegisterProfilePrefs(registry); 2647dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch browser_sync::ForeignSessionHandler::RegisterProfilePrefs(registry); 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool NewTabUI::ShouldShowApps() { 269c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Ash shows apps in app list thus should not show apps page in NTP4. 270c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// Android does not have apps. 2712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#if defined(OS_ANDROID) 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 273c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#elif defined(USE_ASH) 274c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return chrome::GetActiveDesktop() != chrome::HOST_DESKTOP_TYPE_ASH; 2755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#else 276c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return true; 2775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 2785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool NewTabUI::IsDiscoveryInNTPEnabled() { 2825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(beaudoin): The flag was removed during a clean-up pass. We leave that 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // here to easily enable it back when we will explore this option again. 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 2885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NewTabUI::SetUrlTitleAndDirection(DictionaryValue* dictionary, 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const string16& title, 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& gurl) { 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dictionary->SetString("url", gurl.spec()); 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool using_url_as_the_title = false; 2945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) string16 title_to_set(title); 2955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (title_to_set.empty()) { 2965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) using_url_as_the_title = true; 2975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) title_to_set = UTF8ToUTF16(gurl.spec()); 2985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 2995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We set the "dir" attribute of the title, so that in RTL locales, a LTR 3015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // title is rendered left-to-right and truncated from the right. For example, 3025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the title of http://msdn.microsoft.com/en-us/default.aspx is "MSDN: 3035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Microsoft developer network". In RTL locales, in the [New Tab] page, if 3045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the "dir" of this title is not specified, it takes Chrome UI's 3055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // directionality. So the title will be truncated as "soft developer 3065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // network". Setting the "dir" attribute as "ltr" renders the truncated title 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // as "MSDN: Microsoft D...". As another example, the title of 3085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // http://yahoo.com is "Yahoo!". In RTL locales, in the [New Tab] page, the 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // title will be rendered as "!Yahoo" if its "dir" attribute is not set to 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // "ltr". 3115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string direction; 3125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!using_url_as_the_title && 3135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::i18n::IsRTL() && 3145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::i18n::StringContainsStrongRTLChars(title)) { 3155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) direction = kRTLHtmlTextDirection; 3165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 3175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) direction = kLTRHtmlTextDirection; 3185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dictionary->SetString("title", title_to_set); 3205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dictionary->SetString("direction", direction); 3215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 3242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)NewTabUI* NewTabUI::FromWebUIController(WebUIController* ui) { 3255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!g_live_new_tabs.Pointer()->count(ui)) 3265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return NULL; 3275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return static_cast<NewTabUI*>(ui); 3285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)Profile* NewTabUI::GetProfile() const { 3315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return Profile::FromWebUI(web_ui()); 3325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/////////////////////////////////////////////////////////////////////////////// 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// NewTabHTMLSource 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NewTabUI::NewTabHTMLSource::NewTabHTMLSource(Profile* profile) 3382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) : profile_(profile) { 3392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 3402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 341c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)std::string NewTabUI::NewTabHTMLSource::GetSource() const { 3422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return chrome::kChromeUINewTabHost; 3435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void NewTabUI::NewTabHTMLSource::StartDataRequest( 3462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const std::string& path, 347c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) int render_process_id, 348c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) int render_view_id, 3492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const content::URLDataSource::GotDataCallback& callback) { 3505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); 3515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::map<std::string, std::pair<std::string, int> >::iterator it = 3535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_map_.find(path); 3545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (it != resource_map_.end()) { 3555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::RefCountedStaticMemory> resource_bytes( 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) it->second.second ? 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ResourceBundle::GetSharedInstance().LoadDataResourceBytes( 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) it->second.second) : 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) new base::RefCountedStaticMemory); 360868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) callback.Run(resource_bytes.get()); 3615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!path.empty() && path[0] != '#') { 3655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // A path under new-tab was requested; it's likely a bad relative 3665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // URL from the new tab page, but in any case it's an error. 3675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(dtrainor): Can remove this #if check once we update the 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // accessibility script to no longer try to access urls like 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // '?2314124523523'. 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // See http://crbug.com/150252. 3725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#if !defined(OS_ANDROID) 3735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NOTREACHED() << path << " should not have been requested on the NTP"; 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif 375c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) callback.Run(NULL); 3765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 3775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 379c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) content::RenderProcessHost* render_host = 380c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) content::RenderProcessHost::FromID(render_process_id); 381c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) bool is_incognito = render_host->GetBrowserContext()->IsOffTheRecord(); 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::RefCountedMemory> html_bytes( 3835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NTPResourceCacheFactory::GetForProfile(profile_)-> 3845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GetNewTabHTML(is_incognito)); 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 386868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) callback.Run(html_bytes.get()); 3875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)std::string NewTabUI::NewTabHTMLSource::GetMimeType(const std::string& resource) 3905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const { 3915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::map<std::string, std::pair<std::string, int> >::const_iterator it = 3925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_map_.find(resource); 3935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (it != resource_map_.end()) 3945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return it->second.first; 3955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return "text/html"; 3965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool NewTabUI::NewTabHTMLSource::ShouldReplaceExistingSource() const { 3995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return false; 4005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)bool NewTabUI::NewTabHTMLSource::ShouldAddContentSecurityPolicy() const { 4032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return false; 4042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 4065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void NewTabUI::NewTabHTMLSource::AddResource(const char* resource, 4075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const char* mime_type, 4085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int resource_id) { 4095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(resource); 4105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(mime_type); 4115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_map_[std::string(resource)] = 4125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::make_pair(std::string(mime_type), resource_id); 4135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)NewTabUI::NewTabHTMLSource::~NewTabHTMLSource() {} 416