Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(427)

Side by Side Diff: ash/system/session_length_limit/tray_session_length_limit.cc

Issue 178183005: Add LogoutConfirmationController to show LogoutConfirmationDialogs (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Comments addressed. Created 6 years, 9 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
(Empty)
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/session_length_limit/tray_session_length_limit.h"
6
7 #include <algorithm>
8
9 #include "ash/shelf/shelf_types.h"
10 #include "ash/shell.h"
11 #include "ash/system/system_notifier.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_utils.h"
17 #include "base/location.h"
18 #include "base/logging.h"
19 #include "base/strings/string16.h"
20 #include "base/strings/string_number_conversions.h"
21 #include "base/strings/utf_string_conversions.h"
22 #include "grit/ash_resources.h"
23 #include "grit/ash_strings.h"
24 #include "third_party/skia/include/core/SkColor.h"
25 #include "ui/base/l10n/l10n_util.h"
26 #include "ui/base/l10n/time_format.h"
27 #include "ui/base/resource/resource_bundle.h"
28 #include "ui/gfx/font_list.h"
29 #include "ui/message_center/message_center.h"
30 #include "ui/message_center/notification.h"
31 #include "ui/views/border.h"
32 #include "ui/views/controls/label.h"
33 #include "ui/views/layout/box_layout.h"
34 #include "ui/views/layout/grid_layout.h"
35 #include "ui/views/view.h"
36
37 using message_center::Notification;
38
39 namespace ash {
40 namespace internal {
41
42 namespace {
43
44 // If the remaining session time falls below this threshold, the user should be
45 // informed that the session is about to expire.
46 const int kExpiringSoonThresholdInSeconds = 5 * 60; // 5 minutes.
47
48 // Color in which the remaining session time is normally shown.
49 const SkColor kRemainingTimeColor = SK_ColorWHITE;
50 // Color in which the remaining session time is shown when it is expiring soon.
51 const SkColor kRemainingTimeExpiringSoonColor = SK_ColorRED;
52
53 views::Label* CreateAndSetupLabel() {
54 views::Label* label = new views::Label;
55 label->SetHorizontalAlignment(gfx::ALIGN_LEFT);
56 SetupLabelForTray(label);
57 label->SetFontList(label->font_list().DeriveWithStyle(
58 label->font_list().GetFontStyle() & ~gfx::Font::BOLD));
59 return label;
60 }
61
62 base::string16 IntToTwoDigitString(int value) {
63 DCHECK_GE(value, 0);
64 DCHECK_LE(value, 99);
65 if (value < 10)
66 return base::ASCIIToUTF16("0") + base::IntToString16(value);
67 return base::IntToString16(value);
68 }
69
70 base::string16 FormatRemainingSessionTimeNotification(
71 const base::TimeDelta& remaining_session_time) {
72 return l10n_util::GetStringFUTF16(
73 IDS_ASH_STATUS_TRAY_REMAINING_SESSION_TIME_NOTIFICATION,
74 ui::TimeFormat::Detailed(ui::TimeFormat::FORMAT_DURATION,
75 ui::TimeFormat::LENGTH_LONG,
76 10,
77 remaining_session_time));
78 }
79
80 // Creates, or updates the notification for session length timeout with
81 // |remaining_time|. |state_changed| is true when its internal state has been
82 // changed from another.
83 void CreateOrUpdateNotification(const std::string& notification_id,
84 const base::TimeDelta& remaining_time,
85 bool state_changed) {
86 message_center::MessageCenter* message_center =
87 message_center::MessageCenter::Get();
88
89 // Do not create a new notification if no state has changed. It may happen
90 // when the notification is already closed by the user, see crbug.com/285941.
91 if (!state_changed && !message_center->HasNotification(notification_id))
92 return;
93
94 ui::ResourceBundle& bundle = ui::ResourceBundle::GetSharedInstance();
95 message_center::RichNotificationData data;
96 // Makes the spoken feedback only when the state has been changed.
97 data.should_make_spoken_feedback_for_popup_updates = state_changed;
98 scoped_ptr<Notification> notification(new Notification(
99 message_center::NOTIFICATION_TYPE_SIMPLE,
100 notification_id,
101 FormatRemainingSessionTimeNotification(remaining_time),
102 base::string16() /* message */,
103 bundle.GetImageNamed(IDR_AURA_UBER_TRAY_SESSION_LENGTH_LIMIT_TIMER),
104 base::string16() /* display_source */,
105 message_center::NotifierId(
106 message_center::NotifierId::SYSTEM_COMPONENT,
107 system_notifier::kNotifierSessionLengthTimeout),
108 data,
109 NULL /* delegate */));
110 notification->SetSystemPriority();
111 message_center::MessageCenter::Get()->AddNotification(notification.Pass());
112 }
113
114 } // namespace
115
116 namespace tray {
117
118 class RemainingSessionTimeTrayView : public views::View {
119 public:
120 RemainingSessionTimeTrayView(const TraySessionLengthLimit* owner,
121 ShelfAlignment shelf_alignment);
122 virtual ~RemainingSessionTimeTrayView();
123
124 void UpdateClockLayout(ShelfAlignment shelf_alignment);
125 void Update();
126
127 private:
128 void SetBorderFromAlignment(ShelfAlignment shelf_alignment);
129
130 const TraySessionLengthLimit* owner_;
131
132 views::Label* horizontal_layout_label_;
133 views::Label* vertical_layout_label_hours_left_;
134 views::Label* vertical_layout_label_hours_right_;
135 views::Label* vertical_layout_label_minutes_left_;
136 views::Label* vertical_layout_label_minutes_right_;
137 views::Label* vertical_layout_label_seconds_left_;
138 views::Label* vertical_layout_label_seconds_right_;
139
140 DISALLOW_COPY_AND_ASSIGN(RemainingSessionTimeTrayView);
141 };
142
143 RemainingSessionTimeTrayView::RemainingSessionTimeTrayView(
144 const TraySessionLengthLimit* owner,
145 ShelfAlignment shelf_alignment)
146 : owner_(owner),
147 horizontal_layout_label_(NULL),
148 vertical_layout_label_hours_left_(NULL),
149 vertical_layout_label_hours_right_(NULL),
150 vertical_layout_label_minutes_left_(NULL),
151 vertical_layout_label_minutes_right_(NULL),
152 vertical_layout_label_seconds_left_(NULL),
153 vertical_layout_label_seconds_right_(NULL) {
154 UpdateClockLayout(shelf_alignment);
155 }
156
157 RemainingSessionTimeTrayView::~RemainingSessionTimeTrayView() {
158 }
159
160 void RemainingSessionTimeTrayView::UpdateClockLayout(
161 ShelfAlignment shelf_alignment) {
162 SetBorderFromAlignment(shelf_alignment);
163 const bool horizontal_layout = (shelf_alignment == SHELF_ALIGNMENT_BOTTOM ||
164 shelf_alignment == SHELF_ALIGNMENT_TOP);
165 if (horizontal_layout && !horizontal_layout_label_) {
166 // Remove labels used for vertical layout.
167 RemoveAllChildViews(true);
168 vertical_layout_label_hours_left_ = NULL;
169 vertical_layout_label_hours_right_ = NULL;
170 vertical_layout_label_minutes_left_ = NULL;
171 vertical_layout_label_minutes_right_ = NULL;
172 vertical_layout_label_seconds_left_ = NULL;
173 vertical_layout_label_seconds_right_ = NULL;
174
175 // Create label used for horizontal layout.
176 horizontal_layout_label_ = CreateAndSetupLabel();
177
178 // Construct layout.
179 SetLayoutManager(
180 new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0));
181 AddChildView(horizontal_layout_label_);
182
183 } else if (!horizontal_layout && horizontal_layout_label_) {
184 // Remove label used for horizontal layout.
185 RemoveAllChildViews(true);
186 horizontal_layout_label_ = NULL;
187
188 // Create labels used for vertical layout.
189 vertical_layout_label_hours_left_ = CreateAndSetupLabel();
190 vertical_layout_label_hours_right_ = CreateAndSetupLabel();
191 vertical_layout_label_minutes_left_ = CreateAndSetupLabel();
192 vertical_layout_label_minutes_right_ = CreateAndSetupLabel();
193 vertical_layout_label_seconds_left_ = CreateAndSetupLabel();
194 vertical_layout_label_seconds_right_ = CreateAndSetupLabel();
195
196 // Construct layout.
197 views::GridLayout* layout = new views::GridLayout(this);
198 SetLayoutManager(layout);
199 views::ColumnSet* columns = layout->AddColumnSet(0);
200 columns->AddPaddingColumn(0, 6);
201 columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::CENTER,
202 0, views::GridLayout::USE_PREF, 0, 0);
203 columns->AddColumn(views::GridLayout::CENTER, views::GridLayout::CENTER,
204 0, views::GridLayout::USE_PREF, 0, 0);
205 layout->AddPaddingRow(0, kTrayLabelItemVerticalPaddingVerticalAlignment);
206 layout->StartRow(0, 0);
207 layout->AddView(vertical_layout_label_hours_left_);
208 layout->AddView(vertical_layout_label_hours_right_);
209 layout->StartRow(0, 0);
210 layout->AddView(vertical_layout_label_minutes_left_);
211 layout->AddView(vertical_layout_label_minutes_right_);
212 layout->StartRow(0, 0);
213 layout->AddView(vertical_layout_label_seconds_left_);
214 layout->AddView(vertical_layout_label_seconds_right_);
215 layout->AddPaddingRow(0, kTrayLabelItemVerticalPaddingVerticalAlignment);
216 }
217 Update();
218 }
219
220 void RemainingSessionTimeTrayView::Update() {
221 const TraySessionLengthLimit::LimitState limit_state =
222 owner_->GetLimitState();
223
224 if (limit_state == TraySessionLengthLimit::LIMIT_NONE) {
225 SetVisible(false);
226 return;
227 }
228
229 int seconds = owner_->GetRemainingSessionTime().InSeconds();
230 // If the remaining session time is 100 hours or more, show 99:59:59 instead.
231 seconds = std::min(seconds, 100 * 60 * 60 - 1); // 100 hours - 1 second.
232 int minutes = seconds / 60;
233 seconds %= 60;
234 const int hours = minutes / 60;
235 minutes %= 60;
236
237 const base::string16 hours_str = IntToTwoDigitString(hours);
238 const base::string16 minutes_str = IntToTwoDigitString(minutes);
239 const base::string16 seconds_str = IntToTwoDigitString(seconds);
240 const SkColor color =
241 limit_state == TraySessionLengthLimit::LIMIT_EXPIRING_SOON ?
242 kRemainingTimeExpiringSoonColor : kRemainingTimeColor;
243
244 if (horizontal_layout_label_) {
245 horizontal_layout_label_->SetText(l10n_util::GetStringFUTF16(
246 IDS_ASH_STATUS_TRAY_REMAINING_SESSION_TIME,
247 hours_str, minutes_str, seconds_str));
248 horizontal_layout_label_->SetEnabledColor(color);
249 } else if (vertical_layout_label_hours_left_) {
250 vertical_layout_label_hours_left_->SetText(hours_str.substr(0, 1));
251 vertical_layout_label_hours_right_->SetText(hours_str.substr(1, 1));
252 vertical_layout_label_minutes_left_->SetText(minutes_str.substr(0, 1));
253 vertical_layout_label_minutes_right_->SetText(minutes_str.substr(1, 1));
254 vertical_layout_label_seconds_left_->SetText(seconds_str.substr(0, 1));
255 vertical_layout_label_seconds_right_->SetText(seconds_str.substr(1, 1));
256 vertical_layout_label_hours_left_->SetEnabledColor(color);
257 vertical_layout_label_hours_right_->SetEnabledColor(color);
258 vertical_layout_label_minutes_left_->SetEnabledColor(color);
259 vertical_layout_label_minutes_right_->SetEnabledColor(color);
260 vertical_layout_label_seconds_left_->SetEnabledColor(color);
261 vertical_layout_label_seconds_right_->SetEnabledColor(color);
262 }
263
264 Layout();
265 SetVisible(true);
266 }
267
268 void RemainingSessionTimeTrayView::SetBorderFromAlignment(
269 ShelfAlignment shelf_alignment) {
270 if (shelf_alignment == SHELF_ALIGNMENT_BOTTOM ||
271 shelf_alignment == SHELF_ALIGNMENT_TOP) {
272 SetBorder(views::Border::CreateEmptyBorder(
273 0,
274 kTrayLabelItemHorizontalPaddingBottomAlignment,
275 0,
276 kTrayLabelItemHorizontalPaddingBottomAlignment));
277 } else {
278 SetBorder(views::Border::NullBorder());
279 }
280 }
281
282 } // namespace tray
283
284 // static
285 const char TraySessionLengthLimit::kNotificationId[] =
286 "chrome://session/timeout";
287
288 TraySessionLengthLimit::TraySessionLengthLimit(SystemTray* system_tray)
289 : SystemTrayItem(system_tray),
290 tray_view_(NULL),
291 limit_state_(LIMIT_NONE) {
292 Shell::GetInstance()->system_tray_notifier()->
293 AddSessionLengthLimitObserver(this);
294 Update();
295 }
296
297 TraySessionLengthLimit::~TraySessionLengthLimit() {
298 Shell::GetInstance()->system_tray_notifier()->
299 RemoveSessionLengthLimitObserver(this);
300 }
301
302 views::View* TraySessionLengthLimit::CreateTrayView(user::LoginStatus status) {
303 CHECK(tray_view_ == NULL);
304 tray_view_ = new tray::RemainingSessionTimeTrayView(
305 this, system_tray()->shelf_alignment());
306 return tray_view_;
307 }
308
309 void TraySessionLengthLimit::DestroyTrayView() {
310 tray_view_ = NULL;
311 }
312
313 void TraySessionLengthLimit::UpdateAfterShelfAlignmentChange(
314 ShelfAlignment alignment) {
315 if (tray_view_)
316 tray_view_->UpdateClockLayout(alignment);
317 }
318
319 void TraySessionLengthLimit::OnSessionStartTimeChanged() {
320 Update();
321 }
322
323 void TraySessionLengthLimit::OnSessionLengthLimitChanged() {
324 Update();
325 }
326
327 TraySessionLengthLimit::LimitState
328 TraySessionLengthLimit::GetLimitState() const {
329 return limit_state_;
330 }
331
332 base::TimeDelta TraySessionLengthLimit::GetRemainingSessionTime() const {
333 return remaining_session_time_;
334 }
335
336 void TraySessionLengthLimit::Update() {
337 SystemTrayDelegate* delegate = Shell::GetInstance()->system_tray_delegate();
338 const LimitState previous_limit_state = limit_state_;
339 if (!delegate->GetSessionStartTime(&session_start_time_) ||
340 !delegate->GetSessionLengthLimit(&limit_)) {
341 remaining_session_time_ = base::TimeDelta();
342 limit_state_ = LIMIT_NONE;
343 timer_.reset();
344 } else {
345 remaining_session_time_ = std::max(
346 limit_ - (base::TimeTicks::Now() - session_start_time_),
347 base::TimeDelta());
348 limit_state_ = remaining_session_time_.InSeconds() <=
349 kExpiringSoonThresholdInSeconds ? LIMIT_EXPIRING_SOON : LIMIT_SET;
350 if (!timer_)
351 timer_.reset(new base::RepeatingTimer<TraySessionLengthLimit>);
352 if (!timer_->IsRunning()) {
353 // Start a timer that will update the remaining session time every second.
354 timer_->Start(FROM_HERE,
355 base::TimeDelta::FromSeconds(1),
356 this,
357 &TraySessionLengthLimit::Update);
358 }
359 }
360
361 switch (limit_state_) {
362 case LIMIT_NONE:
363 message_center::MessageCenter::Get()->RemoveNotification(
364 kNotificationId, false /* by_user */);
365 break;
366 case LIMIT_SET:
367 CreateOrUpdateNotification(
368 kNotificationId,
369 remaining_session_time_,
370 previous_limit_state == LIMIT_NONE);
371 break;
372 case LIMIT_EXPIRING_SOON:
373 CreateOrUpdateNotification(
374 kNotificationId,
375 remaining_session_time_,
376 previous_limit_state == LIMIT_NONE ||
377 previous_limit_state == LIMIT_SET);
378 break;
379 }
380
381 // Update the tray view last so that it can check whether the notification
382 // view is currently visible or not.
383 if (tray_view_)
384 tray_view_->Update();
385 }
386
387 bool TraySessionLengthLimit::IsTrayViewVisibleForTest() {
388 return tray_view_ && tray_view_->visible();
389 }
390
391 } // namespace internal
392 } // namespace ash
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698