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      1 // Copyright 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_WM_OVERVIEW_WINDOW_SELECTOR_PANELS_H_
      6 #define ASH_WM_OVERVIEW_WINDOW_SELECTOR_PANELS_H_
      7 
      8 #include "ash/wm/overview/window_selector_item.h"
      9 #include "base/compiler_specific.h"
     10 #include "base/memory/scoped_vector.h"
     11 #include "ui/gfx/rect.h"
     12 #include "ui/views/controls/button/button.h"
     13 
     14 namespace ash {
     15 
     16 class ScopedTransformOverviewWindow;
     17 
     18 // This class implements a window selector item containing one or more attached
     19 // panel windows. These panels are grouped into a single overview item in
     20 // overview mode and the callout arrows are hidden at this point.
     21 class WindowSelectorPanels : public WindowSelectorItem {
     22  public:
     23   explicit WindowSelectorPanels(aura::Window* panels_root_window);
     24   virtual ~WindowSelectorPanels();
     25 
     26   // Adds |window| to the selector item. This window should be an attached
     27   // panel window.
     28   void AddWindow(aura::Window* window);
     29 
     30   // WindowSelectorItem:
     31   virtual aura::Window* GetRootWindow() OVERRIDE;
     32   virtual bool HasSelectableWindow(const aura::Window* window) OVERRIDE;
     33   virtual bool Contains(const aura::Window* target) OVERRIDE;
     34   virtual void RestoreWindowOnExit(aura::Window* window) OVERRIDE;
     35   virtual aura::Window* SelectionWindow() OVERRIDE;
     36   virtual void RemoveWindow(const aura::Window* window) OVERRIDE;
     37   virtual bool empty() const OVERRIDE;
     38   virtual void PrepareForOverview() OVERRIDE;
     39   virtual void SetItemBounds(aura::Window* root_window,
     40                              const gfx::Rect& target_bounds,
     41                              bool animate) OVERRIDE;
     42   virtual void SetOpacity(float opacity) OVERRIDE;
     43 
     44  private:
     45   typedef ScopedVector<ScopedTransformOverviewWindow> WindowList;
     46   WindowList transform_windows_;
     47 
     48   // The root window of the panels this item contains.
     49   aura::Window* panels_root_window_;
     50 
     51   DISALLOW_COPY_AND_ASSIGN(WindowSelectorPanels);
     52 };
     53 
     54 }  // namespace ash
     55 
     56 #endif  // ASH_WM_OVERVIEW_WINDOW_SELECTOR_PANELS_H_
     57