root/ash/system/date/tray_date.cc

DEFINITIONS

1. default_view_
2. GetHelpButtonView
3. GetTimeTrayForTesting
4. GetDefaultViewForTesting
5. CreateDefaultViewForTesting
6. CreateTrayView
7. CreateDefaultView
8. CreateDetailedView
9. DestroyTrayView
10. DestroyDefaultView
11. DestroyDetailedView
12. UpdateAfterLoginStatusChange
13. UpdateAfterShelfAlignmentChange
14. OnDateFormatChanged
15. OnSystemClockTimeUpdated
16. Refresh

// Copyright (c) 2012 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/date/tray_date.h"

#include "ash/shell.h"
#include "ash/system/date/date_default_view.h"
#include "ash/system/date/date_view.h"
#include "ash/system/tray/system_tray.h"
#include "ash/system/tray/system_tray_notifier.h"
#include "ash/system/tray/tray_item_view.h"

#if defined(OS_CHROMEOS)
#include "ash/system/chromeos/system_clock_observer.h"
#endif

namespace ash {

TrayDate::TrayDate(SystemTray* system_tray)
    : SystemTrayItem(system_tray),
      time_tray_(NULL),
      default_view_(NULL) {
#if defined(OS_CHROMEOS)
  system_clock_observer_.reset(new SystemClockObserver());
#endif
  Shell::GetInstance()->system_tray_notifier()->AddClockObserver(this);
}

TrayDate::~TrayDate() {
  Shell::GetInstance()->system_tray_notifier()->RemoveClockObserver(this);
}

views::View* TrayDate::GetHelpButtonView() const {
  if (!default_view_)
    return NULL;
  return default_view_->GetHelpButtonView();
}

const tray::TimeView* TrayDate::GetTimeTrayForTesting() const {
  return time_tray_;
}

const DateDefaultView* TrayDate::GetDefaultViewForTesting() const {
  return default_view_;
}

views::View* TrayDate::CreateDefaultViewForTesting(user::LoginStatus status) {
  return CreateDefaultView(status);
}

views::View* TrayDate::CreateTrayView(user::LoginStatus status) {
  CHECK(time_tray_ == NULL);
  ClockLayout clock_layout =
      (system_tray()->shelf_alignment() == SHELF_ALIGNMENT_BOTTOM ||
       system_tray()->shelf_alignment() == SHELF_ALIGNMENT_TOP) ?
          HORIZONTAL_CLOCK : VERTICAL_CLOCK;
  time_tray_ = new tray::TimeView(clock_layout);
  views::View* view = new TrayItemView(this);
  view->AddChildView(time_tray_);
  return view;
}

views::View* TrayDate::CreateDefaultView(user::LoginStatus status) {
  default_view_ = new DateDefaultView(status);
  return default_view_;
}

views::View* TrayDate::CreateDetailedView(user::LoginStatus status) {
  return NULL;
}

void TrayDate::DestroyTrayView() {
  time_tray_ = NULL;
}

void TrayDate::DestroyDefaultView() {
  default_view_ = NULL;
}

void TrayDate::DestroyDetailedView() {
}

void TrayDate::UpdateAfterLoginStatusChange(user::LoginStatus status) {
}

void TrayDate::UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) {
  if (time_tray_) {
    ClockLayout clock_layout = (alignment == SHELF_ALIGNMENT_BOTTOM ||
        alignment == SHELF_ALIGNMENT_TOP) ?
            HORIZONTAL_CLOCK : VERTICAL_CLOCK;
    time_tray_->UpdateClockLayout(clock_layout);
  }
}

void TrayDate::OnDateFormatChanged() {
  if (time_tray_)
    time_tray_->UpdateTimeFormat();
  if (default_view_)
    default_view_->GetDateView()->UpdateTimeFormat();
}

void TrayDate::OnSystemClockTimeUpdated() {
  if (time_tray_)
    time_tray_->UpdateTimeFormat();
  if (default_view_)
    default_view_->GetDateView()->UpdateTimeFormat();
}

void TrayDate::Refresh() {
  if (time_tray_)
    time_tray_->UpdateText();
}

}  // namespace ash