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.
5 #ifndef ASH_WM_STATUS_AREA_LAYOUT_MANAGER_H_
6 #define ASH_WM_STATUS_AREA_LAYOUT_MANAGER_H_
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "ui/aura/layout_manager.h"
15 // StatusAreaLayoutManager is a layout manager responsible for the status area.
16 // In any case when status area needs relayout it redirects this call to
17 // ShelfLayoutManager.
18 class StatusAreaLayoutManager : public aura::LayoutManager {
20 explicit StatusAreaLayoutManager(ShelfWidget* shelf);
21 virtual ~StatusAreaLayoutManager();
23 // Overridden from aura::LayoutManager:
24 virtual void OnWindowResized() OVERRIDE;
25 virtual void OnWindowAddedToLayout(aura::Window* child) OVERRIDE;
26 virtual void OnWillRemoveWindowFromLayout(aura::Window* child) OVERRIDE;
27 virtual void OnWindowRemovedFromLayout(aura::Window* child) OVERRIDE;
28 virtual void OnChildWindowVisibilityChanged(aura::Window* child,
29 bool visible) OVERRIDE;
30 virtual void SetChildBounds(aura::Window* child,
31 const gfx::Rect& requested_bounds) OVERRIDE;
34 // Updates layout of the status area. Effectively calls ShelfLayoutManager
35 // to update layout of the shelf.
36 void LayoutStatusArea();
38 // True when inside LayoutStatusArea method.
39 // Used to prevent calling itself again from SetChildBounds().
44 DISALLOW_COPY_AND_ASSIGN(StatusAreaLayoutManager);
49 #endif // ASH_WM_STATUS_AREA_LAYOUT_MANAGER_H_