[Aura] Initial app list webui.

chrome/browser/ui/webui/aura/app_list_ui.cc

+// Copyright (c) 2011 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 "chrome/browser/ui/webui/aura/app_list_ui.h"
+
+#include "base/utf_string_conversions.h"
+#include "chrome/browser/google/google_util.h"
+#include "chrome/browser/prefs/pref_service.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/webui/chrome_web_ui_data_source.h"
+#include "chrome/browser/ui/webui/ntp/app_launcher_handler.h"
+#include "chrome/common/extensions/extension_constants.h"
+#include "chrome/common/pref_names.h"
+#include "chrome/common/url_constants.h"
+#include "content/browser/tab_contents/tab_contents.h"
+#include "grit/browser_resources.h"
+#include "grit/chromium_strings.h"
+#include "grit/generated_resources.h"
+#include "ui/base/l10n/l10n_util.h"
+
+namespace {
+
+static const int kPageIdOffset = 10;
+static const int kIndexMask = (1 << kPageIdOffset) - 1;
+
+// TODO(xiyuan): Merge this with the one on ntp_resource_cache.
+string16 GetUrlWithLang(const GURL& url) {
+  return ASCIIToUTF16(google_util::AppendGoogleLocaleParam(url).spec());
+}
+
+ChromeWebUIDataSource* CreateAppListUIHTMLSource(PrefService* prefs) {
+  ChromeWebUIDataSource* source =
+      new ChromeWebUIDataSource(chrome::kChromeUIAppListHost);
+
+  string16 apps = l10n_util::GetStringUTF16(IDS_NEW_TAB_APPS);
+  string16 title = l10n_util::GetStringUTF16(IDS_NEW_TAB_TITLE);
+
+  DictionaryValue localized_strings;
+  localized_strings.SetString("apps", apps);
+  localized_strings.SetString("title", title);
+  localized_strings.SetString("appuninstall",
+      l10n_util::GetStringFUTF16(
+          IDS_NEW_TAB_APP_UNINSTALL,
+          l10n_util::GetStringUTF16(IDS_SHORT_PRODUCT_NAME)));
+  localized_strings.SetString("appoptions",
+      l10n_util::GetStringUTF16(IDS_NEW_TAB_APP_OPTIONS));
+  localized_strings.SetString("appcreateshortcut",
+      l10n_util::GetStringUTF16(IDS_NEW_TAB_APP_CREATE_SHORTCUT));
+  localized_strings.SetString("appDefaultPageName",
+      l10n_util::GetStringUTF16(IDS_APP_DEFAULT_PAGE_NAME));
+  localized_strings.SetString("applaunchtypepinned",
+      l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_PINNED));
+  localized_strings.SetString("applaunchtyperegular",
+      l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_REGULAR));
+  localized_strings.SetString("applaunchtypewindow",
+      l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_WINDOW));
+  localized_strings.SetString("applaunchtypefullscreen",
+      l10n_util::GetStringUTF16(IDS_APP_CONTEXT_MENU_OPEN_FULLSCREEN));
+  localized_strings.SetString("web_store_title",
+      l10n_util::GetStringUTF16(IDS_EXTENSION_WEB_STORE_TITLE));
+  localized_strings.SetString("web_store_url",
+      GetUrlWithLang(GURL(extension_urls::GetWebstoreLaunchURL())));
+
+  localized_strings.SetString("search-box-hint",
+      l10n_util::GetStringUTF16(IDS_SEARCH_BOX_HINT));
+
+  // TODO(xiyuan): Maybe need to use another prefs for app list.
+  int shown_page = prefs->GetInteger(prefs::kNTPShownPage);
+  localized_strings.SetInteger("shown_page_type", shown_page & ~kIndexMask);
+  localized_strings.SetInteger("shown_page_index", shown_page & kIndexMask);
+
+  source->AddLocalizedStrings(localized_strings);
+  source->set_json_path("strings.js");
+  source->set_default_resource(IDR_APP_LIST_HTML);
+  return source;
+}
+
+}  // namespace
+
+AppListUI::AppListUI(TabContents* contents)
+    : ChromeWebUI(contents) {
+  ExtensionService* service = GetProfile()->GetExtensionService();
+  if (service)
+    AddMessageHandler((new AppLauncherHandler(service))->Attach(this));
+
+  // Set up the source.
+  Profile* profile = Profile::FromBrowserContext(contents->browser_context());
+  PrefService* prefs = profile->GetPrefs();
+  profile->GetChromeURLDataManager()->AddDataSource(
+      CreateAppListUIHTMLSource(prefs));
+}