mash: Convert system tray logout button to wm common types

ash/system/chromeos/session/logout_confirmation_dialog.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 "ash/system/chromeos/session/logout_confirmation_dialog.h"
-
-#include "ash/common/system/tray/tray_constants.h"
-#include "ash/shell.h"
-#include "ash/system/chromeos/session/logout_confirmation_controller.h"
-#include "base/location.h"
-#include "base/time/tick_clock.h"
-#include "grit/ash_strings.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/l10n/time_format.h"
-#include "ui/base/ui_base_types.h"
-#include "ui/gfx/text_constants.h"
-#include "ui/views/border.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/layout/fill_layout.h"
-#include "ui/views/widget/widget.h"
-
-namespace ash {
-namespace {
-
-const int kCountdownUpdateIntervalMs = 1000;  // 1 second.
-
-const int kHalfSecondInMs = 500;  // Half a second.
-
-}  // namespace
-
-LogoutConfirmationDialog::LogoutConfirmationDialog(
-    LogoutConfirmationController* controller,
-    base::TimeTicks logout_time)
-    : controller_(controller), logout_time_(logout_time) {
-  SetLayoutManager(new views::FillLayout());
-
-  label_ = new views::Label;
-  label_->SetBorder(views::Border::CreateEmptyBorder(
-      0, kTrayPopupPaddingHorizontal, 0, kTrayPopupPaddingHorizontal));
-  label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
-  label_->SetMultiLine(true);
-  AddChildView(label_);
-
-  UpdateLabel();
-
-  CreateDialogWidget(this, ash::Shell::GetPrimaryRootWindow(), NULL);
-  GetWidget()->Show();
-
-  update_timer_.Start(
-      FROM_HERE, base::TimeDelta::FromMilliseconds(kCountdownUpdateIntervalMs),
-      this, &LogoutConfirmationDialog::UpdateLabel);
-}
-
-LogoutConfirmationDialog::~LogoutConfirmationDialog() {}
-
-void LogoutConfirmationDialog::Update(base::TimeTicks logout_time) {
-  logout_time_ = logout_time;
-  UpdateLabel();
-}
-
-void LogoutConfirmationDialog::ControllerGone() {
-  controller_ = nullptr;
-  GetWidget()->Close();
-}
-
-bool LogoutConfirmationDialog::Accept() {
-  logout_time_ = controller_->clock()->NowTicks();
-  UpdateLabel();
-  controller_->OnLogoutConfirmed();
-  return true;
-}
-
-ui::ModalType LogoutConfirmationDialog::GetModalType() const {
-  return ui::MODAL_TYPE_SYSTEM;
-}
-
-base::string16 LogoutConfirmationDialog::GetWindowTitle() const {
-  return l10n_util::GetStringUTF16(IDS_ASH_LOGOUT_CONFIRMATION_TITLE);
-}
-
-base::string16 LogoutConfirmationDialog::GetDialogButtonLabel(
-    ui::DialogButton button) const {
-  if (button == ui::DIALOG_BUTTON_OK)
-    return l10n_util::GetStringUTF16(IDS_ASH_LOGOUT_CONFIRMATION_BUTTON);
-  return views::DialogDelegateView::GetDialogButtonLabel(button);
-}
-
-void LogoutConfirmationDialog::WindowClosing() {
-  update_timer_.Stop();
-  if (controller_)
-    controller_->OnDialogClosed();
-}
-
-void LogoutConfirmationDialog::UpdateLabel() {
-  const base::TimeDelta time_remaining =
-      logout_time_ - controller_->clock()->NowTicks();
-  if (time_remaining >= base::TimeDelta::FromMilliseconds(kHalfSecondInMs)) {
-    label_->SetText(l10n_util::GetStringFUTF16(
-        IDS_ASH_LOGOUT_CONFIRMATION_WARNING,
-        ui::TimeFormat::Detailed(ui::TimeFormat::FORMAT_DURATION,
-                                 ui::TimeFormat::LENGTH_LONG, 10,
-                                 time_remaining)));
-  } else {
-    label_->SetText(
-        l10n_util::GetStringUTF16(IDS_ASH_LOGOUT_CONFIRMATION_WARNING_NOW));
-    update_timer_.Stop();
-  }
-}
-
-}  // namespace ash