1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "ash/system/chromeos/session/logout_confirmation_dialog.h"
6
7 #include "ash/shell.h"
8 #include "ash/system/chromeos/session/logout_confirmation_controller.h"
9 #include "ash/system/tray/tray_constants.h"
10 #include "base/location.h"
11 #include "base/time/tick_clock.h"
12 #include "grit/ash_strings.h"
13 #include "ui/base/l10n/l10n_util.h"
14 #include "ui/base/l10n/time_format.h"
15 #include "ui/base/ui_base_types.h"
16 #include "ui/gfx/text_constants.h"
17 #include "ui/views/border.h"
18 #include "ui/views/controls/label.h"
19 #include "ui/views/layout/fill_layout.h"
20 #include "ui/views/widget/widget.h"
21
22 namespace ash {
23 namespace {
24
25 const int kCountdownUpdateIntervalMs = 1000; // 1 second.
26
27 const int kHalfSecondInMs = 500; // Half a second.
28
29 } // namespace
30
LogoutConfirmationDialog(LogoutConfirmationController * controller,base::TimeTicks logout_time)31 LogoutConfirmationDialog::LogoutConfirmationDialog(
32 LogoutConfirmationController* controller,
33 base::TimeTicks logout_time)
34 : controller_(controller),
35 logout_time_(logout_time) {
36 SetLayoutManager(new views::FillLayout());
37
38 label_ = new views::Label;
39 label_->SetBorder(views::Border::CreateEmptyBorder(
40 0, kTrayPopupPaddingHorizontal, 0, kTrayPopupPaddingHorizontal));
41 label_->SetHorizontalAlignment(gfx::ALIGN_LEFT);
42 label_->SetMultiLine(true);
43 AddChildView(label_);
44
45 UpdateLabel();
46
47 CreateDialogWidget(this, ash::Shell::GetPrimaryRootWindow(), NULL);
48 GetWidget()->Show();
49
50 update_timer_.Start(
51 FROM_HERE,
52 base::TimeDelta::FromMilliseconds(kCountdownUpdateIntervalMs),
53 this,
54 &LogoutConfirmationDialog::UpdateLabel);
55 }
56
~LogoutConfirmationDialog()57 LogoutConfirmationDialog::~LogoutConfirmationDialog() {
58 }
59
Update(base::TimeTicks logout_time)60 void LogoutConfirmationDialog::Update(base::TimeTicks logout_time) {
61 logout_time_ = logout_time;
62 UpdateLabel();
63 }
64
Accept()65 bool LogoutConfirmationDialog::Accept() {
66 logout_time_ = controller_->clock()->NowTicks();
67 UpdateLabel();
68 controller_->OnLogoutConfirmed();
69 return true;
70 }
71
GetModalType() const72 ui::ModalType LogoutConfirmationDialog::GetModalType() const {
73 return ui::MODAL_TYPE_SYSTEM;
74 }
75
GetWindowTitle() const76 base::string16 LogoutConfirmationDialog::GetWindowTitle() const {
77 return l10n_util::GetStringUTF16(IDS_ASH_LOGOUT_CONFIRMATION_TITLE);
78 }
79
GetDialogButtonLabel(ui::DialogButton button) const80 base::string16 LogoutConfirmationDialog::GetDialogButtonLabel(
81 ui::DialogButton button) const {
82 if (button == ui::DIALOG_BUTTON_OK)
83 return l10n_util::GetStringUTF16(IDS_ASH_LOGOUT_CONFIRMATION_BUTTON);
84 return views::DialogDelegateView::GetDialogButtonLabel(button);
85 }
86
OnClosed()87 void LogoutConfirmationDialog::OnClosed() {
88 update_timer_.Stop();
89 controller_->OnDialogClosed();
90 }
91
DeleteDelegate()92 void LogoutConfirmationDialog::DeleteDelegate() {
93 delete this;
94 }
95
UpdateLabel()96 void LogoutConfirmationDialog::UpdateLabel() {
97 const base::TimeDelta time_remaining =
98 logout_time_ - controller_->clock()->NowTicks();
99 if (time_remaining >= base::TimeDelta::FromMilliseconds(kHalfSecondInMs)) {
100 label_->SetText(l10n_util::GetStringFUTF16(
101 IDS_ASH_LOGOUT_CONFIRMATION_WARNING,
102 ui::TimeFormat::Detailed(ui::TimeFormat::FORMAT_DURATION,
103 ui::TimeFormat::LENGTH_LONG,
104 10,
105 time_remaining)));
106 } else {
107 label_->SetText(l10n_util::GetStringUTF16(
108 IDS_ASH_LOGOUT_CONFIRMATION_WARNING_NOW));
109 update_timer_.Stop();
110 }
111 }
112
113 } // namespace ash
114