1// Copyright (c) 2012 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/date/tray_date.h"
6
7#include "ash/metrics/user_metrics_recorder.h"
8#include "ash/session_state_delegate.h"
9#include "ash/shell.h"
10#include "ash/shell_delegate.h"
11#include "ash/system/date/date_view.h"
12#include "ash/system/tray/system_tray.h"
13#include "ash/system/tray/system_tray_delegate.h"
14#include "ash/system/tray/system_tray_notifier.h"
15#include "ash/system/tray/tray_constants.h"
16#include "ash/system/tray/tray_item_view.h"
17#include "ash/system/tray/tray_popup_header_button.h"
18#include "base/i18n/time_formatting.h"
19#include "base/strings/stringprintf.h"
20#include "base/strings/utf_string_conversions.h"
21#include "base/time/time.h"
22#include "base/timer/timer.h"
23#include "grit/ash_resources.h"
24#include "grit/ash_strings.h"
25#include "third_party/icu/source/i18n/unicode/datefmt.h"
26#include "third_party/icu/source/i18n/unicode/fieldpos.h"
27#include "third_party/icu/source/i18n/unicode/fmtable.h"
28#include "third_party/skia/include/core/SkRect.h"
29#include "ui/base/l10n/l10n_util.h"
30#include "ui/base/resource/resource_bundle.h"
31#include "ui/gfx/image/image.h"
32#include "ui/gfx/image/image_skia.h"
33#include "ui/gfx/size.h"
34#include "ui/views/controls/button/button.h"
35#include "ui/views/controls/image_view.h"
36#include "ui/views/controls/label.h"
37#include "ui/views/layout/box_layout.h"
38#include "ui/views/layout/fill_layout.h"
39#include "ui/views/painter.h"
40#include "ui/views/view.h"
41#include "ui/views/widget/widget.h"
42
43#if defined(OS_CHROMEOS)
44#include "ash/system/chromeos/system_clock_observer.h"
45#endif
46
47namespace {
48
49const int kPaddingVertical = 19;
50
51}  // namespace
52
53namespace ash {
54namespace internal {
55
56class DateDefaultView : public views::View,
57                        public views::ButtonListener {
58 public:
59  explicit DateDefaultView(ash::user::LoginStatus login)
60      : help_(NULL),
61        shutdown_(NULL),
62        lock_(NULL),
63        date_view_(NULL) {
64    SetLayoutManager(new views::FillLayout);
65
66    date_view_ = new tray::DateView();
67    date_view_->set_border(views::Border::CreateEmptyBorder(kPaddingVertical,
68        ash::kTrayPopupPaddingHorizontal,
69        0,
70        0));
71    SpecialPopupRow* view = new SpecialPopupRow();
72    view->SetContent(date_view_);
73    AddChildView(view);
74
75    if (login == ash::user::LOGGED_IN_LOCKED ||
76        login == ash::user::LOGGED_IN_NONE)
77      return;
78
79    date_view_->SetActionable(true);
80
81    help_ = new TrayPopupHeaderButton(this,
82        IDR_AURA_UBER_TRAY_HELP,
83        IDR_AURA_UBER_TRAY_HELP,
84        IDR_AURA_UBER_TRAY_HELP_HOVER,
85        IDR_AURA_UBER_TRAY_HELP_HOVER,
86        IDS_ASH_STATUS_TRAY_HELP);
87    help_->SetTooltipText(l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_HELP));
88    view->AddButton(help_);
89
90#if !defined(OS_WIN)
91    if (login != ash::user::LOGGED_IN_LOCKED &&
92        login != ash::user::LOGGED_IN_RETAIL_MODE) {
93      shutdown_ = new TrayPopupHeaderButton(this,
94          IDR_AURA_UBER_TRAY_SHUTDOWN,
95          IDR_AURA_UBER_TRAY_SHUTDOWN,
96          IDR_AURA_UBER_TRAY_SHUTDOWN_HOVER,
97          IDR_AURA_UBER_TRAY_SHUTDOWN_HOVER,
98          IDS_ASH_STATUS_TRAY_SHUTDOWN);
99      shutdown_->SetTooltipText(
100          l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_SHUTDOWN));
101      view->AddButton(shutdown_);
102    }
103
104    if (ash::Shell::GetInstance()->session_state_delegate()->CanLockScreen()) {
105      lock_ = new TrayPopupHeaderButton(this,
106          IDR_AURA_UBER_TRAY_LOCKSCREEN,
107          IDR_AURA_UBER_TRAY_LOCKSCREEN,
108          IDR_AURA_UBER_TRAY_LOCKSCREEN_HOVER,
109          IDR_AURA_UBER_TRAY_LOCKSCREEN_HOVER,
110          IDS_ASH_STATUS_TRAY_LOCK);
111      lock_->SetTooltipText(
112          l10n_util::GetStringUTF16(IDS_ASH_STATUS_TRAY_LOCK));
113      view->AddButton(lock_);
114    }
115#endif  // !defined(OS_WIN)
116  }
117
118  virtual ~DateDefaultView() {}
119
120  views::View* GetHelpButtonView() const {
121    return help_;
122  }
123
124  tray::DateView* GetDateView() const {
125    return date_view_;
126  }
127
128 private:
129  // Overridden from views::ButtonListener.
130  virtual void ButtonPressed(views::Button* sender,
131                             const ui::Event& event) OVERRIDE {
132    ash::Shell* shell = ash::Shell::GetInstance();
133    ash::SystemTrayDelegate* tray_delegate = shell->system_tray_delegate();
134    if (sender == help_) {
135      shell->metrics()->RecordUserMetricsAction(ash::UMA_TRAY_HELP);
136      tray_delegate->ShowHelp();
137    } else if (sender == shutdown_) {
138      shell->metrics()->RecordUserMetricsAction(ash::UMA_TRAY_SHUT_DOWN);
139      tray_delegate->ShutDown();
140    } else if (sender == lock_) {
141      shell->metrics()->RecordUserMetricsAction(ash::UMA_TRAY_LOCK_SCREEN);
142      tray_delegate->RequestLockScreen();
143    } else {
144      NOTREACHED();
145    }
146  }
147
148  TrayPopupHeaderButton* help_;
149  TrayPopupHeaderButton* shutdown_;
150  TrayPopupHeaderButton* lock_;
151  tray::DateView* date_view_;
152
153  DISALLOW_COPY_AND_ASSIGN(DateDefaultView);
154};
155
156TrayDate::TrayDate(SystemTray* system_tray)
157    : SystemTrayItem(system_tray),
158      time_tray_(NULL),
159      default_view_(NULL) {
160#if defined(OS_CHROMEOS)
161  system_clock_observer_.reset(new SystemClockObserver());
162#endif
163  Shell::GetInstance()->system_tray_notifier()->AddClockObserver(this);
164}
165
166TrayDate::~TrayDate() {
167  Shell::GetInstance()->system_tray_notifier()->RemoveClockObserver(this);
168}
169
170views::View* TrayDate::GetHelpButtonView() const {
171  if (!default_view_)
172    return NULL;
173  return default_view_->GetHelpButtonView();
174}
175
176views::View* TrayDate::CreateTrayView(user::LoginStatus status) {
177  CHECK(time_tray_ == NULL);
178  ClockLayout clock_layout =
179      (system_tray()->shelf_alignment() == SHELF_ALIGNMENT_BOTTOM ||
180       system_tray()->shelf_alignment() == SHELF_ALIGNMENT_TOP) ?
181          HORIZONTAL_CLOCK : VERTICAL_CLOCK;
182  time_tray_ = new tray::TimeView(clock_layout);
183  views::View* view = new TrayItemView(this);
184  view->AddChildView(time_tray_);
185  return view;
186}
187
188views::View* TrayDate::CreateDefaultView(user::LoginStatus status) {
189  default_view_ = new DateDefaultView(status);
190  return default_view_;
191}
192
193views::View* TrayDate::CreateDetailedView(user::LoginStatus status) {
194  return NULL;
195}
196
197void TrayDate::DestroyTrayView() {
198  time_tray_ = NULL;
199}
200
201void TrayDate::DestroyDefaultView() {
202  default_view_ = NULL;
203}
204
205void TrayDate::DestroyDetailedView() {
206}
207
208void TrayDate::UpdateAfterLoginStatusChange(user::LoginStatus status) {
209}
210
211void TrayDate::UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) {
212  if (time_tray_) {
213    ClockLayout clock_layout = (alignment == SHELF_ALIGNMENT_BOTTOM ||
214        alignment == SHELF_ALIGNMENT_TOP) ?
215            HORIZONTAL_CLOCK : VERTICAL_CLOCK;
216    time_tray_->UpdateClockLayout(clock_layout);
217  }
218}
219
220void TrayDate::OnDateFormatChanged() {
221  if (time_tray_)
222    time_tray_->UpdateTimeFormat();
223  if (default_view_)
224    default_view_->GetDateView()->UpdateTimeFormat();
225}
226
227void TrayDate::OnSystemClockTimeUpdated() {
228  if (time_tray_)
229    time_tray_->UpdateTimeFormat();
230  if (default_view_)
231    default_view_->GetDateView()->UpdateTimeFormat();
232}
233
234void TrayDate::Refresh() {
235  if (time_tray_)
236    time_tray_->UpdateText();
237}
238
239}  // namespace internal
240}  // namespace ash
241