Add LogoutConfirmationController to show LogoutConfirmationDialogs

ash/system/logout_button/logout_confirmation_dialog_view.cc

Index: ash/system/logout_button/logout_confirmation_dialog_view.cc
diff --git a/ash/system/logout_button/logout_confirmation_dialog_view.cc b/ash/system/logout_button/logout_confirmation_dialog_view.cc
deleted file mode 100644
index 85be3653f3d653c671ad36fca58188c7c4616058..0000000000000000000000000000000000000000
--- a/ash/system/logout_button/logout_confirmation_dialog_view.cc
+++ /dev/null
@@ -1,138 +0,0 @@
-// 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/logout_button/logout_confirmation_dialog_view.h"
-
-#include "ash/shell.h"
-#include "ash/system/logout_button/logout_button_tray.h"
-#include "ash/system/tray/system_tray_delegate.h"
-#include "ash/system/tray/tray_constants.h"
-#include "base/location.h"
-#include "grit/ash_strings.h"
-#include "ui/aura/window_event_dispatcher.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 internal {
-
-namespace {
-
-const int kCountdownUpdateIntervalMs = 1000;  // 1 second.
-
-inline int Round(double x) {
-    return static_cast<int>(x + 0.5);
-}
-
-}  // namespace
-
-LogoutConfirmationDialogView::LogoutConfirmationDialogView(
-    LogoutButtonTray* owner, Delegate* delegate) : owner_(owner),
-                                                   delegate_(delegate) {
-  text_label_ = new views::Label;
-  text_label_->SetBorder(views::Border::CreateEmptyBorder(
-      0, kTrayPopupPaddingHorizontal, 0, kTrayPopupPaddingHorizontal));
-  text_label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
-  text_label_->SetMultiLine(true);
-
-  SetLayoutManager(new views::FillLayout());
-
-  AddChildView(text_label_);
-}
-
-LogoutConfirmationDialogView::~LogoutConfirmationDialogView() {
-}
-
-bool LogoutConfirmationDialogView::Accept() {
-  LogoutCurrentUser();
-  return true;
-}
-
-ui::ModalType LogoutConfirmationDialogView::GetModalType() const {
-  return ui::MODAL_TYPE_SYSTEM;
-}
-
-base::string16 LogoutConfirmationDialogView::GetWindowTitle() const {
-  return l10n_util::GetStringUTF16(IDS_ASH_LOGOUT_CONFIRMATION_TITLE);
-}
-
-base::string16 LogoutConfirmationDialogView::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 LogoutConfirmationDialogView::OnClosed() {
-  owner_->ReleaseConfirmationDialog();
-  owner_ = NULL;
-  timer_.Stop();
-  // Nullify the delegate to prevent future activities of the dialog.
-  delegate_ = NULL;
-}
-
-void LogoutConfirmationDialogView::DeleteDelegate() {
-  if (owner_)
-    owner_->ReleaseConfirmationDialog();
-  delete this;
-}
-
-void LogoutConfirmationDialogView::Show(base::TimeDelta duration) {
-  if (!delegate_)
-    return;
-  countdown_start_time_ = delegate_->GetCurrentTime();
-  duration_ = duration;
-
-  UpdateCountdown();
-
-  delegate_->ShowDialog(this);
-
-  timer_.Start(FROM_HERE,
-               base::TimeDelta::FromMilliseconds(kCountdownUpdateIntervalMs),
-               this,
-               &LogoutConfirmationDialogView::UpdateCountdown);
-}
-
-void LogoutConfirmationDialogView::UpdateDialogDuration(
-    base::TimeDelta duration) {
-  duration_ = duration;
-  UpdateCountdown();
-}
-
-void LogoutConfirmationDialogView::LogoutCurrentUser() {
-  if (!delegate_)
-    return;
-  delegate_->LogoutCurrentUser();
-}
-
-void LogoutConfirmationDialogView::UpdateCountdown() {
-  if (!delegate_)
-    return;
-  const base::TimeDelta time_remaining = countdown_start_time_ +
-      duration_ - delegate_->GetCurrentTime();
-  // Round the remaining time to nearest second, and use this value for
-  // the countdown display and actual enforcement.
-  int seconds_remaining = Round(time_remaining.InSecondsF());
-  if (seconds_remaining > 0) {
-    text_label_->SetText(l10n_util::GetStringFUTF16(
-        IDS_ASH_LOGOUT_CONFIRMATION_WARNING,
-        ui::TimeFormat::Simple(
-            ui::TimeFormat::FORMAT_DURATION, ui::TimeFormat::LENGTH_LONG,
-            base::TimeDelta::FromSeconds(seconds_remaining))));
-  } else {
-    text_label_->SetText(l10n_util::GetStringUTF16(
-        IDS_ASH_LOGOUT_CONFIRMATION_WARNING_NOW));
-    timer_.Stop();
-    LogoutCurrentUser();
-  }
-}
-
-}  // namespace internal
-}  // namespace ash