Aura: Switch window mode when screen resolution changes

ash/shell.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_SHELL_H_
 #define ASH_SHELL_H_
 #pragma once
 
 #include <utility>
 #include <vector>
@@ skipping 83 matching lines @@
   void ShowBackgroundMenu(views::Widget* widget, const gfx::Point& location);
 
   // Toggles app list.
   void ToggleAppList();
 
   // Changes the current window mode, which will cause all the open windows
   // to be laid out in the new mode and layout managers and event filters to be
   // installed or removed.
   void ChangeWindowMode(WindowMode mode);
 
+  // Sets an appropriate window mode for the given screen resolution.
+  void SetWindowModeForMonitorSize(const gfx::Size& monitor_size);
+
   // Returns true if the screen is locked.
   bool IsScreenLocked() const;
 
   // Returns true if a modal dialog window is currently open.
   bool IsModalWindowOpen() const;
 
   // See enum WindowMode for details.
   bool IsWindowModeCompact() const { return window_mode_ == MODE_COMPACT; }
 
   // Creates a default views::NonClientFrameView for use by windows in the
@@ skipping 90 matching lines @@
 
   // Status area with clock, Wi-Fi signal, etc.
   views::Widget* status_widget_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_