Refactor: Shelf Widget

ash/shelf_types.h

-// Copyright (c) 2012 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_SHELF_TYPES_H_
-#define ASH_SHELF_TYPES_H_
-
-namespace ash {
-
-enum ShelfAlignment {
-  SHELF_ALIGNMENT_BOTTOM,
-  SHELF_ALIGNMENT_LEFT,
-  SHELF_ALIGNMENT_RIGHT,
-  SHELF_ALIGNMENT_TOP,
-};
-
-enum ShelfAutoHideBehavior {
-  // Always auto-hide.
-  SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS,
-
-  // Never auto-hide.
-  SHELF_AUTO_HIDE_BEHAVIOR_NEVER,
-
-  // Always hide.
-  SHELF_AUTO_HIDE_ALWAYS_HIDDEN,
-};
-
-enum ShelfVisibilityState {
-  // Always visible.
-  SHELF_VISIBLE,
-
-  // A couple of pixels are reserved at the bottom for the shelf.
-  SHELF_AUTO_HIDE,
-
-  // Nothing is shown. Used for fullscreen windows.
-  SHELF_HIDDEN,
-};
-
-enum ShelfAutoHideState {
-  SHELF_AUTO_HIDE_SHOWN,
-  SHELF_AUTO_HIDE_HIDDEN,
-};
-
-}  // namespace ash
-
-#endif  // ASH_SHELF_TYPES_H_