Adds the first run banner....

chrome/browser/dom_ui/new_tab_ui.cc

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "build/build_config.h"
 
 #include "chrome/browser/dom_ui/new_tab_ui.h"
 
 #include "app/animation.h"
 #include "app/l10n_util.h"
@@ skipping 184 matching lines @@
   virtual void StartDataRequest(const std::string& path, int request_id);
 
   virtual std::string GetMimeType(const std::string&) const {
     return "text/html";
   }
 
   // Setters and getters for first_view.
   static void set_first_view(bool first_view) { first_view_ = first_view; }
   static bool first_view() { return first_view_; }
 
+  // Setters and getters for first_run.
+  static void set_first_run(bool first_run) { first_run_ = first_run; }
+  static bool first_run() { return first_run_; }
+
  private:
   // In case a file path to the new tab page was provided this tries to load
   // the file and returns the file content if successful. This returns an empty
   // string in case of failure.
   static std::string GetCustomNewTabPageFromCommandLine();
 
-  // Whether this is the is the first viewing of the new tab page and
+  // Whether this is the first viewing of the new tab page and
   // we think it is the user's startup page.
   static bool first_view_;
 
+  // Whether this is the first run.
+  static bool first_run_;
+
   // The user's profile.
   Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(NewTabHTMLSource);
 };
 
 bool NewTabHTMLSource::first_view_ = true;
 
+bool NewTabHTMLSource::first_run_ = true;
+
 NewTabHTMLSource::NewTabHTMLSource(Profile* profile)
     : DataSource(chrome::kChromeUINewTabHost, MessageLoop::current()),
       profile_(profile) {
 }
 
 void NewTabHTMLSource::StartDataRequest(const std::string& path,
                                         int request_id) {
   if (!path.empty()) {
     // A path under new-tab was requested; it's likely a bad relative
     // URL from the new tab page, but in any case it's an error.
@@ skipping 101 matching lines @@
   localized_strings.SetString(L"pinthumbnailtooltip",
       l10n_util::GetString(IDS_NEW_TAB_PIN_THUMBNAIL_TOOLTIP));
   localized_strings.SetString(L"unpinthumbnailtooltip",
       l10n_util::GetString(IDS_NEW_TAB_UNPIN_THUMBNAIL_TOOLTIP));
   localized_strings.SetString(L"showhidethumbnailtooltip",
       l10n_util::GetString(IDS_NEW_TAB_SHOW_HIDE_THUMBNAIL_TOOLTIP));
   localized_strings.SetString(L"showhidelisttooltip",
       l10n_util::GetString(IDS_NEW_TAB_SHOW_HIDE_LIST_TOOLTIP));
   localized_strings.SetString(L"pagedisplaytooltip",
       l10n_util::GetString(IDS_NEW_TAB_PAGE_DISPLAY_TOOLTIP));
+  localized_strings.SetString(L"firstrunnotification",
+      l10n_util::GetString(IDS_NEW_TAB_FIRST_RUN_NOTIFICATION));
+  localized_strings.SetString(L"closefirstrunnotification",
+      l10n_util::GetString(IDS_NEW_TAB_CLOSE_FIRST_RUN_NOTIFICATION));
 
   SetFontAndTextDirection(&localized_strings);
 
   // Let the tab know whether it's the first tab being viewed.
   localized_strings.SetString(L"firstview",
                               first_view_ ? L"true" : std::wstring());
   first_view_ = false;
 
   // Control fade and resize animations.
   std::wstring anim =
@@ skipping 436 matching lines @@
 
     // Found a page.
     DictionaryValue* page_value = new DictionaryValue();
     SetURLTitleAndDirection(page_value, title, url);
     page_value->SetBoolean(L"pinned", pinned);
     pages_value.Append(page_value);
     output_index++;
     most_visited_urls_.push_back(url);
   }
 
-  dom_ui_->CallJavascriptFunction(L"mostVisitedPages", pages_value);
+  // If we found no pages we treat this as the first run.
+  FundamentalValue first_run(NewTabHTMLSource::first_run() &&
+                             pages_value.GetSize() == 0);
+  // but first_run should only be true once.
+  NewTabHTMLSource::set_first_run(false);
+
+  dom_ui_->CallJavascriptFunction(L"mostVisitedPages", pages_value, first_run);
 }
 
 void MostVisitedHandler::Observe(NotificationType type,
                                  const NotificationSource& source,
                                  const NotificationDetails& details) {
   if (type != NotificationType::HISTORY_URLS_DELETED) {
     NOTREACHED();
     return;
   }
 
@@ skipping 693 matching lines @@
 bool NewTabUI::UseOldNewTabPage() {
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   return command_line->HasSwitch(switches::kOldNewTabPage);
 }
 
 // static
 bool NewTabUI::WebResourcesDisabled() {
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   return command_line->HasSwitch(switches::kDisableWebResources);
 }