ash/system/tray/tray_details_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_DETAILS_VIEW_H_
   6 #define ASH_SYSTEM_TRAY_TRAY_DETAILS_VIEW_H_
   7
   8 #include "ash/ash_export.h"
   9 #include "ash/system/tray/special_popup_row.h"
  10 #include "ui/views/view.h"
  11
  12 namespace views {
  13 class ScrollView;
  14 }
  15
  16 namespace ash {
  17 class FixedSizedScrollView;
  18 class ScrollBorder;
  19 class SystemTrayItem;
  20 class ViewClickListener;
  21
  22 class ASH_EXPORT TrayDetailsView : public views::View {
  23  public:
  24   explicit TrayDetailsView(SystemTrayItem* owner);
  25   ~TrayDetailsView() override;
  26
  27   // Creates a row with special highlighting etc. This is typically the
  28   // bottom-most row in the popup.
  29   void CreateSpecialRow(int string_id, ViewClickListener* listener);
  30
  31   // Creates a scrollable list. The list has a border at the bottom if there is
  32   // any other view between the list and the footer row at the bottom.
  33   void CreateScrollableList();
  34
  35   // Adds a separator in scrollable list.
  36   void AddScrollSeparator();
  37
  38   // Removes (and destroys) all child views.
  39   void Reset();
  40
  41   // Transition to default view from details view. If |footer_| has focus before
  42   // transition, the default view should focus on the owner of this details
  43   // view.
  44   void TransitionToDefaultView();
  45
  46   SystemTrayItem* owner() const { return owner_; }
  47   SpecialPopupRow* footer() const { return footer_; }
  48   FixedSizedScrollView* scroller() const { return scroller_; }
  49   views::View* scroll_content() const { return scroll_content_; }
  50
  51  protected:
  52   // Overridden from views::View.
  53   void Layout() override;
  54   void OnPaintBorder(gfx::Canvas* canvas) override;
  55
  56  private:
  57   SystemTrayItem* owner_;
  58   SpecialPopupRow* footer_;
  59   FixedSizedScrollView* scroller_;
  60   views::View* scroll_content_;
  61   ScrollBorder* scroll_border_;  // Weak reference
  62
  63   DISALLOW_COPY_AND_ASSIGN(TrayDetailsView);
  64 };
  65
  66 }  // namespace ash
  67
  68 #endif  // ASH_SYSTEM_TRAY_TRAY_DETAILS_VIEW_H_