Observes work area change and auto-hide for notifications.

ash/shelf/shelf_layout_manager.cc

 // 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.
 
 #include "ash/shelf/shelf_layout_manager.h"
 
 #include <algorithm>
 #include <cmath>
 #include <cstring>
 #include <string>
@@ skipping 52 matching lines @@
 ui::Layer* GetLayer(views::Widget* widget) {
   return widget->GetNativeView()->layer();
 }
 
 bool IsDraggingTrayEnabled() {
   static bool dragging_tray_allowed = CommandLine::ForCurrentProcess()->
       HasSwitch(ash::switches::kAshEnableTrayDragging);
   return dragging_tray_allowed;
 }
 
-int GetPreferredShelfSize() {
-  return ash::switches::UseAlternateShelfLayout() ?
-      ShelfLayoutManager::kShelfSize : kLauncherPreferredSize;
-}
-
 }  // namespace
 
 // static
 const int ShelfLayoutManager::kWorkspaceAreaVisibleInset = 2;
 
 // static
 const int ShelfLayoutManager::kWorkspaceAreaAutoHideInset = 5;
 
 // static
 const int ShelfLayoutManager::kAutoHideSize = 3;
 
 // static
 const int ShelfLayoutManager::kShelfSize = 47;
 
+int ShelfLayoutManager::GetPreferredShelfSize() {
+  return ash::switches::UseAlternateShelfLayout() ?
+      ShelfLayoutManager::kShelfSize : kLauncherPreferredSize;
+}
+
 // ShelfLayoutManager::AutoHideEventFilter -------------------------------------
 
 // Notifies ShelfLayoutManager any time the mouse moves.
 class ShelfLayoutManager::AutoHideEventFilter : public ui::EventHandler {
  public:
   explicit AutoHideEventFilter(ShelfLayoutManager* shelf);
   virtual ~AutoHideEventFilter();
 
   // Returns true if the last mouse event was a mouse drag.
   bool in_mouse_drag() const { return in_mouse_drag_; }
@@ skipping 898 matching lines @@
       return gfx::Insets(0, distance, 0, 0);
     case SHELF_ALIGNMENT_TOP:
       return gfx::Insets(0, 0, distance, 0);
   }
   NOTREACHED();
   return gfx::Insets();
 }
 
 }  // namespace internal
 }  // namespace ash