Show an InfoBar when trying to start Packaged Apps from Metro mode.

chrome/browser/ui/extensions/app_metro_infobar_delegate_win.cc

 // Copyright 2013 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/extensions/app_metro_infobar_delegate_win.h"
 
+#include "apps/app_launch_for_metro_restart_win.h"
 #include "base/bind_helpers.h"
 #include "base/message_loop.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/host_desktop.h"
 #include "chrome/browser/ui/metro_chrome_win.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/url_constants.h"
 #include "grit/generated_resources.h"
 #include "grit/google_chrome_strings.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "win8/util/win8_util.h"
 
 namespace chrome {
 
-void AppMetroInfoBarDelegateWin::CreateAndActivateMetro(Profile* profile) {
+// static
+void AppMetroInfoBarDelegateWin::CreateAndActivateMetroHelper(
+    Profile* profile, Mode mode, const std::string& extension_id) {
   // Chrome should never get here via the Ash desktop, so only look for browsers
   // on the native desktop.
   CHECK(win8::IsSingleWindowMetroMode());
+  if (mode == LAUNCH_PACKAGED_APP && extension_id.empty()) {
+    LOG(ERROR) << "Can not relaunch with app: extension_id is empty.";
+    return;
+  }
+
   Browser* browser = FindOrCreateTabbedBrowser(
       profile, chrome::HOST_DESKTOP_TYPE_NATIVE);
 
   // Create a new tab at about:blank, and add the infobar.
   content::OpenURLParams params(
       GURL(chrome::kAboutBlankURL),
       content::Referrer(),
       NEW_FOREGROUND_TAB,
       content::PAGE_TRANSITION_LINK, false);
   content::WebContents* web_contents = browser->OpenURL(params);
   InfoBarService* info_bar_service =
       InfoBarService::FromWebContents(web_contents);
-  info_bar_service->AddInfoBar(scoped_ptr<InfoBarDelegate>(
-      new AppMetroInfoBarDelegateWin(info_bar_service)));
+  info_bar_service->AddInfoBar(scoped_ptr<AppMetroInfoBarDelegateWin>(
+      new AppMetroInfoBarDelegateWin(info_bar_service, mode, extension_id)));
 
   // Use PostTask because we can get here in a COM SendMessage, and
   // ActivateApplication can not be sent nested (returns error
   // RPC_E_CANTCALLOUT_ININPUTSYNCCALL).
   MessageLoop::current()->PostTask(
       FROM_HERE,
       base::Bind(base::IgnoreResult(chrome::ActivateMetroChrome)));
 }
 
+// static
+void AppMetroInfoBarDelegateWin::CreateAndActivateMetroForAppList(
+    Profile* profile) {
+  CreateAndActivateMetroHelper(profile, SHOW_APP_LIST, std::string());
+}
+
+// static
+void AppMetroInfoBarDelegateWin::CreateAndActivateMetroForApp(
+    Profile* profile, const std::string& extension_id) {
+  CreateAndActivateMetroHelper(profile, LAUNCH_PACKAGED_APP, extension_id);
+}
+
 AppMetroInfoBarDelegateWin::AppMetroInfoBarDelegateWin(
-    InfoBarService* info_bar_service)
-    : ConfirmInfoBarDelegate(info_bar_service) {
+    InfoBarService* info_bar_service,
+    Mode mode,
+    const std::string& extension_id)
+    : ConfirmInfoBarDelegate(info_bar_service),
+      mode_(mode),
+      extension_id_(extension_id) {
+  CHECK_EQ(mode_ == SHOW_APP_LIST, extension_id_.empty());
 }
 
 AppMetroInfoBarDelegateWin::~AppMetroInfoBarDelegateWin() {}
 
 gfx::Image* AppMetroInfoBarDelegateWin::GetIcon() const {
   return &ResourceBundle::GetSharedInstance().GetNativeImageNamed(IDR_APP_LIST);
 }
 
 string16 AppMetroInfoBarDelegateWin::GetMessageText() const {
-  return l10n_util::GetStringUTF16(
-      IDS_WIN8_INFOBAR_DESKTOP_RESTART_TO_LAUNCH_APPS);
+  return l10n_util::GetStringUTF16(mode_ == SHOW_APP_LIST ?
+      IDS_WIN8_INFOBAR_DESKTOP_RESTART_FOR_APP_LIST :
+      IDS_WIN8_INFOBAR_DESKTOP_RESTART_FOR_PACKAGED_APP);
 }
 
 int AppMetroInfoBarDelegateWin::GetButtons() const {
   return BUTTON_OK | BUTTON_CANCEL;
 }
 
 string16 AppMetroInfoBarDelegateWin::GetButtonLabel(
     InfoBarButton button) const {
   if (button == BUTTON_CANCEL) {
     return l10n_util::GetStringUTF16(
         IDS_WIN8_INFOBAR_DESKTOP_RESTART_TO_LAUNCH_APPS_NO_BUTTON);
   }
 
   return l10n_util::GetStringUTF16(
       IDS_WIN8_INFOBAR_DESKTOP_RESTART_TO_LAUNCH_APPS_YES_BUTTON);
 }
 
 bool AppMetroInfoBarDelegateWin::Accept() {
-  owner()->GetWebContents()->Close();
   PrefService* prefs = g_browser_process->local_state();
-  prefs->SetBoolean(prefs::kRestartWithAppList, true);
+  content::WebContents* web_contents = owner()->GetWebContents();
+  if (mode_ == SHOW_APP_LIST) {
+    prefs->SetBoolean(prefs::kRestartWithAppList, true);
+  } else {
+    apps::SetAppLaunchForMetroRestart(
+        Profile::FromBrowserContext(web_contents->GetBrowserContext()),
+        extension_id_);
+  }
+
+  web_contents->Close();  // Note: deletes |this|.
   chrome::AttemptRestartWithModeSwitch();
   return false;
 }
 
 bool AppMetroInfoBarDelegateWin::Cancel() {
   owner()->GetWebContents()->Close();
   return false;
 }
 
 string16 AppMetroInfoBarDelegateWin::GetLinkText() const {
   return l10n_util::GetStringUTF16(IDS_LEARN_MORE);
 }
 
 bool AppMetroInfoBarDelegateWin::LinkClicked(
     WindowOpenDisposition disposition) {
   content::OpenURLParams params(
       GURL("https://support.google.com/chrome/?p=ib_redirect_to_desktop"),
       content::Referrer(),
       (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
       content::PAGE_TRANSITION_LINK, false);
   owner()->GetWebContents()->OpenURL(params);
   return false;
 }
 
 }  // namespace chrome