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