chromeos: Move files in //ash/common to //ash, part 2

ash/common/wm/overview/window_selector_item.h

Index: ash/common/wm/overview/window_selector_item.h
diff --git a/ash/common/wm/overview/window_selector_item.h b/ash/common/wm/overview/window_selector_item.h
deleted file mode 100644
index 097cc8b4971a22f2724f07bae45bb846b2e8a60d..0000000000000000000000000000000000000000
--- a/ash/common/wm/overview/window_selector_item.h
+++ /dev/null
@@ -1,224 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef ASH_COMMON_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_
-#define ASH_COMMON_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_
-
-#include <memory>
-
-#include "ash/ash_export.h"
-#include "ash/common/wm/overview/scoped_transform_overview_window.h"
-#include "base/macros.h"
-#include "ui/aura/window_observer.h"
-#include "ui/gfx/geometry/insets.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/views/controls/button/button.h"
-#include "ui/views/controls/button/image_button.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/widget/widget.h"
-
-namespace gfx {
-class SlideAnimation;
-}
-
-namespace views {
-class ImageButton;
-}
-
-namespace ash {
-
-class WindowSelector;
-class WmWindow;
-
-// This class represents an item in overview mode.
-class ASH_EXPORT WindowSelectorItem : public views::ButtonListener,
-                                      public aura::WindowObserver {
- public:
-  // An image button with a close window icon.
-  class OverviewCloseButton : public views::ImageButton {
-   public:
-    explicit OverviewCloseButton(views::ButtonListener* listener);
-    ~OverviewCloseButton() override;
-
-    // Resets the listener so that the listener can go out of scope.
-    void ResetListener() { listener_ = nullptr; }
-
-   private:
-    DISALLOW_COPY_AND_ASSIGN(OverviewCloseButton);
-  };
-
-  WindowSelectorItem(WmWindow* window, WindowSelector* window_selector);
-  ~WindowSelectorItem() override;
-
-  WmWindow* GetWindow();
-
-  // Returns the root window on which this item is shown.
-  WmWindow* root_window() { return root_window_; }
-
-  // Returns true if |target| is contained in this WindowSelectorItem.
-  bool Contains(const WmWindow* target) const;
-
-  // Restores and animates the managed window to its non overview mode state.
-  void RestoreWindow();
-
-  // Ensures that a possibly minimized window becomes visible after restore.
-  void EnsureVisible();
-
-  // Restores stacking of window captions above the windows, then fades out.
-  void Shutdown();
-
-  // Dispatched before beginning window overview. This will do any necessary
-  // one time actions such as restoring minimized windows.
-  void PrepareForOverview();
-
-  // Calculates and returns an optimal scale ratio. With MD this is only
-  // taking into account |size.height()| as the width can vary. Without MD this
-  // returns the scale that allows the item to fully fit within |size|.
-  float GetItemScale(const gfx::Size& size);
-
-  // Returns the union of the original target bounds of all transformed windows
-  // managed by |this| item, i.e. all regular (normal or panel transient
-  // descendants of the window returned by GetWindow()).
-  gfx::Rect GetTargetBoundsInScreen() const;
-
-  // Sets the bounds of this window selector item to |target_bounds| in the
-  // |root_window_| root window. The bounds change will be animated as specified
-  // by |animation_type|.
-  void SetBounds(const gfx::Rect& target_bounds,
-                 OverviewAnimationType animation_type);
-
-  // Activates or deactivates selection depending on |selected|.
-  // In selected state the item's caption is shown transparent and blends with
-  // the selection widget.
-  void SetSelected(bool selected);
-
-  // Sends an accessibility event indicating that this window became selected
-  // so that it's highlighted and announced if accessibility features are
-  // enabled.
-  void SendAccessibleSelectionEvent();
-
-  // Closes |transform_window_|.
-  void CloseWindow();
-
-  // Hides the original window header.
-  void HideHeader();
-
-  // Called when the window is minimized or unminimized.
-  void OnMinimizedStateChanged();
-
-  // Sets if the item is dimmed in the overview. Changing the value will also
-  // change the visibility of the transform windows.
-  void SetDimmed(bool dimmed);
-  bool dimmed() const { return dimmed_; }
-
-  const gfx::Rect& target_bounds() const { return target_bounds_; }
-
-  // views::ButtonListener:
-  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
-
-  // aura::WindowObserver:
-  void OnWindowDestroying(aura::Window* window) override;
-  void OnWindowTitleChanged(aura::Window* window) override;
-
- private:
-  class CaptionContainerView;
-  class RoundedContainerView;
-  friend class WindowSelectorTest;
-
-  enum class HeaderFadeInMode {
-    ENTER,
-    UPDATE,
-    EXIT,
-  };
-
-  // Sets the bounds of this selector's items to |target_bounds| in
-  // |root_window_|. The bounds change will be animated as specified
-  // by |animation_type|.
-  void SetItemBounds(const gfx::Rect& target_bounds,
-                     OverviewAnimationType animation_type);
-
-  // Changes the opacity of all the windows the item owns.
-  void SetOpacity(float opacity);
-
-  // Creates the window label.
-  void CreateWindowLabel(const base::string16& title);
-
-  // Updates the close button's and title label's bounds. Any change in bounds
-  // will be animated from the current bounds to the new bounds as per the
-  // |animation_type|. |mode| allows distinguishing the first time update which
-  // allows setting the initial bounds properly or exiting overview to fade out
-  // gradually.
-  void UpdateHeaderLayout(HeaderFadeInMode mode,
-                          OverviewAnimationType animation_type);
-
-  // Animates opacity of the |transform_window_| and its caption to |opacity|
-  // using |animation_type|.
-  void AnimateOpacity(float opacity, OverviewAnimationType animation_type);
-
-  // Updates the accessibility name to match the window title.
-  void UpdateAccessibilityName();
-
-  // Fades out a window caption when exiting overview mode.
-  void FadeOut(std::unique_ptr<views::Widget> widget);
-
-  // Allows a test to directly set animation state.
-  gfx::SlideAnimation* GetBackgroundViewAnimation();
-
-  WmWindow* GetOverviewWindowForMinimizedStateForTest();
-
-  // True if the item is being shown in the overview, false if it's being
-  // filtered.
-  bool dimmed_;
-
-  // The root window this item is being displayed on.
-  WmWindow* root_window_;
-
-  // The contained Window's wrapper.
-  ScopedTransformOverviewWindow transform_window_;
-
-  // The target bounds this selector item is fit within.
-  gfx::Rect target_bounds_;
-
-  // True if running SetItemBounds. This prevents recursive calls resulting from
-  // the bounds update when calling ::wm::RecreateWindowLayers to copy
-  // a window layer for display on another monitor.
-  bool in_bounds_update_;
-
-  // True when |this| item is visually selected. Item header is made transparent
-  // when the item is selected.
-  bool selected_;
-
-  // A widget that covers the |transform_window_|. The widget has
-  // |caption_container_view_| as its contents view. The widget is backed by a
-  // NOT_DRAWN layer since most of its surface is transparent.
-  std::unique_ptr<views::Widget> item_widget_;
-
-  // Container view that owns a Button view covering the |transform_window_|.
-  // That button serves as an event shield to receive all events such as clicks
-  // targeting the |transform_window_| or the overview header above the window.
-  // The shield button owns |background_view_| which owns |label_view_|
-  // and |close_button_|.
-  CaptionContainerView* caption_container_view_;
-
-  // A View for the text label above the window owned by the |background_view_|.
-  views::Label* label_view_;
-
-  // A close button for the window in this item owned by the |background_view_|.
-  OverviewCloseButton* close_button_;
-
-  // Pointer to the WindowSelector that owns the WindowGrid containing |this|.
-  // Guaranteed to be non-null for the lifetime of |this|.
-  WindowSelector* window_selector_;
-
-  // Pointer to a view that covers the original header and has rounded top
-  // corners. This view can have its color and opacity animated. It has a layer
-  // which is the only textured layer used by the |item_widget_|.
-  RoundedContainerView* background_view_;
-
-  DISALLOW_COPY_AND_ASSIGN(WindowSelectorItem);
-};
-
-}  // namespace ash
-
-#endif  // ASH_COMMON_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_