Improving window auto management between workspaces

ash/wm/window_util.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_WM_WINDOW_UTIL_H_
 #define ASH_WM_WINDOW_UTIL_H_
 
 #include "ash/ash_export.h"
 #include "base/compiler_specific.h"
 #include "ui/base/ui_base_types.h"
@@ skipping 21 matching lines @@
 // this will just return it, otherwise it will climb the parent/transient parent
 // chain looking for a window that is activatable, per the ActivationController.
 // If you're looking for a function to get the activatable "top level" window,
 // this is probably what you're looking for.
 ASH_EXPORT aura::Window* GetActivatableWindow(aura::Window* window);
 
 // Returns true if the active window or one its ancestors is fullscreen.
 ASH_EXPORT bool IsActiveWindowFullscreen();
 
 // Returns true if |window| can be maximized.
-ASH_EXPORT bool CanMaximizeWindow(aura::Window* window);
+ASH_EXPORT bool CanMaximizeWindow(const aura::Window* window);
 
 // Returns true if |window| is normal or default.
-ASH_EXPORT bool IsWindowNormal(aura::Window* window);
+ASH_EXPORT bool IsWindowNormal(const aura::Window* window);
 
 // Returns true if |state| is normal or default.
-ASH_EXPORT bool IsWindowStateNormal(ui::WindowShowState state);
+ASH_EXPORT bool IsWindowStateNormal(const ui::WindowShowState state);
 
 // Returns true if |window| is in the maximized state.
-ASH_EXPORT bool IsWindowMaximized(aura::Window* window);
+ASH_EXPORT bool IsWindowMaximized(const aura::Window* window);
 
 // Returns true if |window| is minimized.
-ASH_EXPORT bool IsWindowMinimized(aura::Window* window);
+ASH_EXPORT bool IsWindowMinimized(const aura::Window* window);
 
 // Returns true if |window| is in the fullscreen state.
-ASH_EXPORT bool IsWindowFullscreen(aura::Window* window);
+ASH_EXPORT bool IsWindowFullscreen(const aura::Window* window);
 
 // Maximizes |window|, which must not be NULL.
 ASH_EXPORT void MaximizeWindow(aura::Window* window);
 
 // Minimizes |window|, which must not be NULL.
 ASH_EXPORT void MinimizeWindow(aura::Window* window);
 
 // Restores |window|, which must not be NULL.
 ASH_EXPORT void RestoreWindow(aura::Window* window);
 
@@ skipping 11 matching lines @@
 // As a result of this |window| has freshly created layers, meaning the layers
 // are all empty (nothing has been painted to them) and are sized to 0x0. Soon
 // after this call you need to reset the bounds of the window. Or, you can pass
 // true as the second argument to let the function do that.
 ASH_EXPORT ui::Layer* RecreateWindowLayers(aura::Window* window,
                                            bool set_bounds) WARN_UNUSED_RESULT;
 
 // Deletes |layer| and all its child layers.
 ASH_EXPORT void DeepDeleteLayers(ui::Layer* layer);
 
+// Returns true if |window|'s position can automatically be managed.
+ASH_EXPORT bool IsWindowPositionManaged(const aura::Window* window);
+
+// Change the |window|'s position manageability to |managed|.
+ASH_EXPORT void SetWindowPositionManaged(aura::Window* window, bool managed);
+
+// Returns true if the user has changed the |window|'s position or size.
+ASH_EXPORT bool HasUserChangedWindowPositionOrSize(const aura::Window* window);
+
+// Marks a |window|'s coordinates to be changed by a user.
+ASH_EXPORT void SetUserHasChangedWindowPositionOrSize(aura::Window* window,
+                                                      bool changed);
+
 }  // namespace wm
 }  // namespace ash
 
 #endif  // ASH_WM_WINDOW_UTIL_H_