ash/system/tray/tray_image_item.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_IMAGE_ITEM_H_
   6 #define ASH_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_
   7
   8 #include "ash/system/tray/system_tray_item.h"
   9
  10 namespace views {
  11 class ImageView;
  12 }
  13
  14 namespace ash {
  15 class TrayItemView;
  16
  17 class TrayImageItem : public SystemTrayItem {
  18  public:
  19   TrayImageItem(SystemTray* system_tray, int resource_id);
  20   ~TrayImageItem() override;
  21
  22   views::View* tray_view();
  23
  24   // Changes the icon of the tray-view to the specified resource.
  25   void SetImageFromResourceId(int resource_id);
  26
  27  protected:
  28   virtual bool GetInitialVisibility() = 0;
  29
  30   // Overridden from SystemTrayItem.
  31   views::View* CreateTrayView(user::LoginStatus status) override;
  32   views::View* CreateDefaultView(user::LoginStatus status) override;
  33   views::View* CreateDetailedView(user::LoginStatus status) override;
  34   void DestroyTrayView() override;
  35   void DestroyDefaultView() override;
  36   void DestroyDetailedView() override;
  37   void UpdateAfterLoginStatusChange(user::LoginStatus status) override;
  38   void UpdateAfterShelfAlignmentChange(ShelfAlignment alignment) override;
  39
  40  private:
  41   // Set the alignment of the image depending on the shelf alignment.
  42   void SetItemAlignment(ShelfAlignment alignment);
  43
  44   int resource_id_;
  45   TrayItemView* tray_view_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(TrayImageItem);
  48 };
  49
  50 }  // namespace ash
  51
  52 #endif  // ASH_SYSTEM_TRAY_TRAY_IMAGE_ITEM_H_