ash/system/tray/throbber_view.h

   1 // Copyright (c) 2013 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_TRAY_THROBBER_VIEW_H_
   6 #define ASH_SYSTEM_TRAY_THROBBER_VIEW_H_
   7
   8 #include "ui/gfx/size.h"
   9 #include "ui/views/controls/throbber.h"
  10 #include "ui/views/view.h"
  11
  12 namespace ash {
  13 namespace internal {
  14
  15 // A SmoothedThrobber with tooltip.
  16 class SystemTrayThrobber : public views::SmoothedThrobber {
  17  public:
  18   SystemTrayThrobber(int frame_delay_ms);
  19   virtual ~SystemTrayThrobber();
  20
  21   void SetTooltipText(const string16& tooltip_text);
  22
  23   // Overriden from views::View.
  24   virtual bool GetTooltipText(
  25         const gfx::Point& p, string16* tooltip) const OVERRIDE;
  26
  27  private:
  28   // The current tooltip text.
  29   string16 tooltip_text_;
  30
  31   DISALLOW_COPY_AND_ASSIGN(SystemTrayThrobber);
  32 };
  33
  34 // A View containing a SystemTrayThrobber with animation for starting/stopping.
  35 class ThrobberView : public views::View {
  36  public:
  37   ThrobberView();
  38   virtual ~ThrobberView();
  39
  40   void Start();
  41   void Stop();
  42   void SetTooltipText(const string16& tooltip_text);
  43
  44   // Overriden from views::View.
  45   virtual gfx::Size GetPreferredSize() OVERRIDE;
  46   virtual void Layout() OVERRIDE;
  47   virtual bool GetTooltipText(
  48       const gfx::Point& p, string16* tooltip) const OVERRIDE;
  49
  50  private:
  51   // Schedules animation for starting/stopping throbber.
  52   void ScheduleAnimation(bool start_throbber);
  53
  54   SystemTrayThrobber* throbber_;
  55
  56   // The current tooltip text.
  57   string16 tooltip_text_;
  58
  59   DISALLOW_COPY_AND_ASSIGN(ThrobberView);
  60 };
  61
  62 }  // namespace internal
  63 }  // namespace ash
  64
  65 #endif  // ASH_SYSTEM_TRAY_THROBBER_VIEW_H_