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. 4 5 #ifndef ASH_WM_STATUS_AREA_LAYOUT_MANAGER_H_ 6 #define ASH_WM_STATUS_AREA_LAYOUT_MANAGER_H_ 7 8 #include "ash/snap_to_pixel_layout_manager.h" 9 #include "base/basictypes.h" 10 #include "base/compiler_specific.h" 11 #include "ui/aura/layout_manager.h" 12 13 namespace ash { 14 class ShelfWidget; 15 16 // StatusAreaLayoutManager is a layout manager responsible for the status area. 17 // In any case when status area needs relayout it redirects this call to 18 // ShelfLayoutManager. 19 class StatusAreaLayoutManager : public SnapToPixelLayoutManager { 20 public: 21 StatusAreaLayoutManager(aura::Window* container, ShelfWidget* shelf); 22 virtual ~StatusAreaLayoutManager(); 23 24 // Overridden from aura::LayoutManager: 25 virtual void OnWindowResized() OVERRIDE; 26 virtual void SetChildBounds(aura::Window* child, 27 const gfx::Rect& requested_bounds) OVERRIDE; 28 29 private: 30 // Updates layout of the status area. Effectively calls ShelfLayoutManager 31 // to update layout of the shelf. 32 void LayoutStatusArea(); 33 34 // True when inside LayoutStatusArea method. 35 // Used to prevent calling itself again from SetChildBounds(). 36 bool in_layout_; 37 38 ShelfWidget* shelf_; 39 40 DISALLOW_COPY_AND_ASSIGN(StatusAreaLayoutManager); 41 }; 42 43 } // namespace ash 44 45 #endif // ASH_WM_STATUS_AREA_LAYOUT_MANAGER_H_ 46