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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/shell.h"
8 #include "ash/system/date/date_default_view.h"
9 #include "ash/system/date/date_view.h"
10 #include "ash/system/tray/system_tray.h"
11 #include "ash/system/tray/system_tray_notifier.h"
12 #include "ash/system/tray/tray_item_view.h"
13 
14 #if defined(OS_CHROMEOS)
15 #include "ash/system/chromeos/system_clock_observer.h"
16 #endif
17 
18 namespace ash {
19 
TrayDate(SystemTray * system_tray)20 TrayDate::TrayDate(SystemTray* system_tray)
21     : SystemTrayItem(system_tray),
22       time_tray_(NULL),
23       default_view_(NULL),
24       login_status_(user::LOGGED_IN_NONE) {
25 #if defined(OS_CHROMEOS)
26   system_clock_observer_.reset(new SystemClockObserver());
27 #endif
28   Shell::GetInstance()->system_tray_notifier()->AddClockObserver(this);
29 }
30 
~TrayDate()31 TrayDate::~TrayDate() {
32   Shell::GetInstance()->system_tray_notifier()->RemoveClockObserver(this);
33 }
34 
GetHelpButtonView() const35 views::View* TrayDate::GetHelpButtonView() const {
36   if (!default_view_)
37     return NULL;
38   return default_view_->GetHelpButtonView();
39 }
40 
GetTimeTrayForTesting() const41 const tray::TimeView* TrayDate::GetTimeTrayForTesting() const {
42   return time_tray_;
43 }
44 
GetDefaultViewForTesting() const45 const DateDefaultView* TrayDate::GetDefaultViewForTesting() const {
46   return default_view_;
47 }
48 
CreateDefaultViewForTesting(user::LoginStatus status)49 views::View* TrayDate::CreateDefaultViewForTesting(user::LoginStatus status) {
50   return CreateDefaultView(status);
51 }
52 
CreateTrayView(user::LoginStatus status)53 views::View* TrayDate::CreateTrayView(user::LoginStatus status) {
54   CHECK(time_tray_ == NULL);
55   ClockLayout clock_layout =
56       (system_tray()->shelf_alignment() == SHELF_ALIGNMENT_BOTTOM ||
57        system_tray()->shelf_alignment() == SHELF_ALIGNMENT_TOP) ?
58           HORIZONTAL_CLOCK : VERTICAL_CLOCK;
59   time_tray_ = new tray::TimeView(clock_layout);
60   views::View* view = new TrayItemView(this);
61   view->AddChildView(time_tray_);
62   return view;
63 }
64 
CreateDefaultView(user::LoginStatus status)65 views::View* TrayDate::CreateDefaultView(user::LoginStatus status) {
66   default_view_ = new DateDefaultView(status);
67 
68 #if defined(OS_CHROMEOS)
69   // Save the login status we created the view with.
70   login_status_ = status;
71 
72   OnSystemClockCanSetTimeChanged(system_clock_observer_->can_set_time());
73 #endif
74   return default_view_;
75 }
76 
CreateDetailedView(user::LoginStatus status)77 views::View* TrayDate::CreateDetailedView(user::LoginStatus status) {
78   return NULL;
79 }
80 
DestroyTrayView()81 void TrayDate::DestroyTrayView() {
82   time_tray_ = NULL;
83 }
84 
DestroyDefaultView()85 void TrayDate::DestroyDefaultView() {
86   default_view_ = NULL;
87 }
88 
DestroyDetailedView()89 void TrayDate::DestroyDetailedView() {
90 }
91 
UpdateAfterLoginStatusChange(user::LoginStatus status)92 void TrayDate::UpdateAfterLoginStatusChange(user::LoginStatus status) {
93 }
94 
UpdateAfterShelfAlignmentChange(ShelfAlignment alignment)95 void TrayDate::UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) {
96   if (time_tray_) {
97     ClockLayout clock_layout = (alignment == SHELF_ALIGNMENT_BOTTOM ||
98         alignment == SHELF_ALIGNMENT_TOP) ?
99             HORIZONTAL_CLOCK : VERTICAL_CLOCK;
100     time_tray_->UpdateClockLayout(clock_layout);
101   }
102 }
103 
OnDateFormatChanged()104 void TrayDate::OnDateFormatChanged() {
105   if (time_tray_)
106     time_tray_->UpdateTimeFormat();
107   if (default_view_)
108     default_view_->GetDateView()->UpdateTimeFormat();
109 }
110 
OnSystemClockTimeUpdated()111 void TrayDate::OnSystemClockTimeUpdated() {
112   if (time_tray_)
113     time_tray_->UpdateTimeFormat();
114   if (default_view_)
115     default_view_->GetDateView()->UpdateTimeFormat();
116 }
117 
OnSystemClockCanSetTimeChanged(bool can_set_time)118 void TrayDate::OnSystemClockCanSetTimeChanged(bool can_set_time) {
119   // Outside of a logged-in session, the date button should launch the set time
120   // dialog if the time can be set.
121   if (default_view_ && login_status_ == user::LOGGED_IN_NONE) {
122     default_view_->GetDateView()->SetAction(
123         can_set_time ? TrayDate::SET_SYSTEM_TIME : TrayDate::NONE);
124   }
125 }
126 
Refresh()127 void TrayDate::Refresh() {
128   if (time_tray_)
129     time_tray_->UpdateText();
130 }
131 
132 }  // namespace ash
133