Login Screen for Mus

chrome/browser/chromeos/login/ui/webui_login_view.cc

 // Copyright 2014 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/chromeos/login/ui/webui_login_view.h"
 
 #include "ash/shell.h"
 #include "ash/system/tray/system_tray.h"
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/i18n/rtl.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/trace_event/trace_event.h"
 #include "base/values.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_util.h"
 #include "chrome/browser/chromeos/login/ui/login_display_host_impl.h"
 #include "chrome/browser/chromeos/login/ui/proxy_settings_dialog.h"
 #include "chrome/browser/chromeos/login/ui/webui_login_display.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/extensions/chrome_extension_web_contents_observer.h"
 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
 #include "chrome/browser/media/media_stream_devices_controller.h"
 #include "chrome/browser/password_manager/chrome_password_manager_client.h"
 #include "chrome/browser/renderer_preferences_util.h"
 #include "chrome/browser/sessions/session_tab_helper.h"
+#include "chrome/browser/ui/ash/ash_util.h"
 #include "chrome/browser/ui/autofill/chrome_autofill_client.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/session_manager_client.h"
 #include "chromeos/network/network_state.h"
 #include "chromeos/network/network_state_handler.h"
 #include "components/password_manager/core/browser/password_manager.h"
 #include "components/web_modal/web_contents_modal_dialog_manager.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_frame_host.h"
@@ skipping 122 matching lines @@
 
   for (AccelMap::iterator i(accel_map_.begin()); i != accel_map_.end(); ++i)
     AddAccelerator(i->first);
 }
 
 WebUILoginView::~WebUILoginView() {
   FOR_EACH_OBSERVER(web_modal::ModalDialogHostObserver,
                     observer_list_,
                     OnHostDestroying());
 
-  if (ash::Shell::GetInstance()->HasPrimaryStatusArea()) {
+  if (!chrome::IsRunningInMash() &&
+      ash::Shell::GetInstance()->HasPrimaryStatusArea()) {
     ash::Shell::GetInstance()->GetPrimarySystemTray()->
         SetNextFocusableView(NULL);
+  } else {
+    NOTIMPLEMENTED();
   }
 }
 
 void WebUILoginView::Init() {
   Profile* signin_profile = ProfileHelper::GetSigninProfile();
   webui_login_ = new views::WebView(signin_profile);
   webui_login_->set_allow_accelerators(true);
   AddChildView(webui_login_);
 
   WebContents* web_contents = webui_login_->GetWebContents();
@@ skipping 117 matching lines @@
                               *network, NULL, GetNativeWindow());
   dialog->Show();
 }
 
 void WebUILoginView::OnPostponedShow() {
   set_is_hidden(false);
   OnLoginPromptVisible();
 }
 
 void WebUILoginView::SetStatusAreaVisible(bool visible) {
-  if (ash::Shell::GetInstance()->HasPrimaryStatusArea()) {
+  if (!chrome::IsRunningInMash() &&
+      ash::Shell::GetInstance()->HasPrimaryStatusArea()) {
     ash::SystemTray* tray = ash::Shell::GetInstance()->GetPrimarySystemTray();
     tray->SetVisible(visible);
     if (visible) {
       // Tray may have been initialized being hidden.
       tray->GetWidget()->Show();
     } else {
       tray->GetWidget()->Hide();
     }
+  } else {
+    NOTIMPLEMENTED();
   }
 }
 
 void WebUILoginView::SetUIEnabled(bool enabled) {
   forward_keyboard_event_ = enabled;
+  if (chrome::IsRunningInMash()) {
+    NOTIMPLEMENTED();
+    return;
+  }
   ash::SystemTray* tray = ash::Shell::GetInstance()->GetPrimarySystemTray();
 
   // We disable the UI to prevent user from interracting with UI elements,
   // particullary with the system tray menu. However, in case if the system tray
   // bubble is opened at this point, it remains opened and interactictive even
   // after SystemTray::SetEnabled(false) call, which can be dangerous
   // (http://crbug.com/497080). Close the menu to fix it. Calling
   // SystemTray::SetEnabled(false) guarantees, that the menu will not be opened
   // until the UI is enabled again.
   if (!enabled && tray->HasSystemBubble())
@@ skipping 79 matching lines @@
 bool WebUILoginView::IsPopupOrPanel(const WebContents* source) const {
   return true;
 }
 
 bool WebUILoginView::TakeFocus(content::WebContents* source, bool reverse) {
   // In case of blocked UI (ex.: sign in is in progress)
   // we should not process focus change events.
   if (!forward_keyboard_event_)
     return false;
 
+  // Focus is accepted, but the Ash system tray is not available in Mash, so
+  // exit early.
+  if (chrome::IsRunningInMash())
+    return true;
+
   ash::SystemTray* tray = ash::Shell::GetInstance()->GetPrimarySystemTray();
   if (tray && tray->GetWidget()->IsVisible()) {
     tray->SetNextFocusableView(this);
     ash::Shell::GetInstance()->RotateFocus(reverse ? ash::Shell::BACKWARD :
                                                     ash::Shell::FORWARD);
   }
 
   return true;
 }
 
@@ skipping 59 matching lines @@
   if (should_emit_login_prompt_visible_) {
     VLOG(1) << "Login WebUI >> login-prompt-visible";
     chromeos::DBusThreadManager::Get()->GetSessionManagerClient()->
         EmitLoginPromptVisible();
   }
 
   webui_visible_ = true;
 }
 
 }  // namespace chromeos