ash/system/date/tray_date.h

   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 #ifndef ASH_SYSTEM_DATE_TRAY_DATE_H_
   6 #define ASH_SYSTEM_DATE_TRAY_DATE_H_
   7
   8 #include "ash/system/date/clock_observer.h"
   9 #include "ash/system/tray/system_tray_item.h"
  10
  11 namespace views {
  12 class Label;
  13 }
  14
  15 namespace ash {
  16 namespace internal {
  17
  18 namespace tray {
  19 class TimeView;
  20 }
  21
  22 class TrayDate : public SystemTrayItem,
  23                  public ClockObserver {
  24  public:
  25   enum ClockLayout {
  26    HORIZONTAL_CLOCK,
  27    VERTICAL_CLOCK,
  28   };
  29   explicit TrayDate(SystemTray* system_tray);
  30   virtual ~TrayDate();
  31
  32  private:
  33   // Overridden from SystemTrayItem.
  34   virtual views::View* CreateTrayView(user::LoginStatus status) OVERRIDE;
  35   virtual views::View* CreateDefaultView(user::LoginStatus status) OVERRIDE;
  36   virtual views::View* CreateDetailedView(user::LoginStatus status) OVERRIDE;
  37   virtual void DestroyTrayView() OVERRIDE;
  38   virtual void DestroyDefaultView() OVERRIDE;
  39   virtual void DestroyDetailedView() OVERRIDE;
  40   virtual void UpdateAfterLoginStatusChange(user::LoginStatus status) OVERRIDE;
  41   virtual void UpdateAfterShelfAlignmentChange(
  42       ShelfAlignment alignment) OVERRIDE;
  43
  44   // Overridden from ClockObserver.
  45   virtual void OnDateFormatChanged() OVERRIDE;
  46   virtual void OnSystemClockTimeUpdated() OVERRIDE;
  47   virtual void Refresh() OVERRIDE;
  48
  49   void SetupLabelForTimeTray(views::Label* label);
  50
  51   tray::TimeView* time_tray_;
  52
  53   DISALLOW_COPY_AND_ASSIGN(TrayDate);
  54 };
  55
  56 }  // namespace internal
  57 }  // namespace ash
  58
  59 #endif  // ASH_SYSTEM_DATE_TRAY_DATE_H_