ash/system/tray/tray_notification_view.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_TRAY_TRAY_NOTIFICATION_VIEW_H_
   6 #define ASH_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_
   7
   8 #include "base/timer/timer.h"
   9 #include "ui/views/controls/button/image_button.h"
  10 #include "ui/views/controls/slide_out_view.h"
  11
  12 namespace gfx {
  13 class ImageSkia;
  14 }
  15
  16 namespace views {
  17 class ImageView;
  18 }
  19
  20 namespace ash {
  21 class SystemTrayItem;
  22
  23 // A view for closable notification views, laid out like:
  24 //  -------------------
  25 // | icon  contents  x |
  26 //  ----------------v--
  27 // The close button will call OnClose() when clicked.
  28 class TrayNotificationView : public views::SlideOutView,
  29                              public views::ButtonListener {
  30  public:
  31   // If icon_id is 0, no icon image will be set. SetIconImage can be called
  32   // to later set the icon image.
  33   TrayNotificationView(SystemTrayItem* owner, int icon_id);
  34   ~TrayNotificationView() override;
  35
  36   // InitView must be called once with the contents to be displayed.
  37   void InitView(views::View* contents);
  38
  39   // Sets/updates the icon image.
  40   void SetIconImage(const gfx::ImageSkia& image);
  41
  42   // Replaces the contents view.
  43   void UpdateView(views::View* new_contents);
  44
  45   // Replaces the contents view and updates the icon image.
  46   void UpdateViewAndImage(views::View* new_contents,
  47                           const gfx::ImageSkia& image);
  48
  49   // Autoclose timer operations.
  50   void StartAutoCloseTimer(int seconds);
  51   void StopAutoCloseTimer();
  52   void RestartAutoCloseTimer();
  53
  54   // Overridden from ButtonListener.
  55   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
  56
  57   // Overridden from views::View.
  58   bool OnMousePressed(const ui::MouseEvent& event) override;
  59
  60   // Overridden from ui::EventHandler.
  61   void OnGestureEvent(ui::GestureEvent* event) override;
  62
  63  protected:
  64   // Called when the close button is pressed. Does nothing by default.
  65   virtual void OnClose();
  66   // Called when the notification is clicked on. Does nothing by default.
  67   virtual void OnClickAction();
  68
  69   // Overridden from views::SlideOutView.
  70   void OnSlideOut() override;
  71
  72   SystemTrayItem* owner() { return owner_; }
  73
  74  private:
  75   void HandleClose();
  76   void HandleClickAction();
  77
  78   SystemTrayItem* owner_;
  79   int icon_id_;
  80   views::ImageView* icon_;
  81
  82   int autoclose_delay_;
  83   base::OneShotTimer<TrayNotificationView> autoclose_;
  84
  85   DISALLOW_COPY_AND_ASSIGN(TrayNotificationView);
  86 };
  87
  88 }  // namespace ash
  89
  90 #endif  // ASH_SYSTEM_TRAY_TRAY_NOTIFICATION_VIEW_H_