Enable CursorManager::LockCursor to lock cursor visibility.

ui/aura/root_window.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 UI_AURA_ROOT_WINDOW_H_
 #define UI_AURA_ROOT_WINDOW_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 86 matching lines @@
   };
 
   explicit RootWindow(const CreateParams& params);
   virtual ~RootWindow();
 
   static RootWindow* GetForAcceleratedWidget(gfx::AcceleratedWidget widget);
 
   ui::Compositor* compositor() { return compositor_.get(); }
   gfx::NativeCursor last_cursor() const { return last_cursor_; }
   Window* mouse_pressed_handler() { return mouse_pressed_handler_; }
-  bool cursor_shown() const { return cursor_shown_; }
 
   void set_focus_manager(FocusManager* focus_manager) {
     focus_manager_ = focus_manager;
   }
 
   // Initializes the root window.
   void Init();
 
   // Shows the root window host.
   void ShowRootWindow();
@@ skipping 15 matching lines @@
 
   // Returns where the RootWindow is on screen.
   gfx::Point GetHostOrigin() const;
 
   // Sets the currently-displayed cursor. If the cursor was previously hidden
   // via ShowCursor(false), it will remain hidden until ShowCursor(true) is
   // called, at which point the cursor that was last set via SetCursor() will be
   // used.
   void SetCursor(gfx::NativeCursor cursor);
 
-  // Shows or hides the cursor.
-  void ShowCursor(bool show);
+  // Invoked when the cursor's visibility has changed.
+  void OnCursorVisibilityChanged(bool visible);
 
   // Moves the cursor to the specified location relative to the root window.
   virtual void MoveCursorTo(const gfx::Point& location) OVERRIDE;
 
   // Clips the cursor movement to the root_window.
   bool ConfineCursorToWindow();
 
   // Draws the necessary set of windows.
   void Draw();
 
@@ skipping 217 matching lines @@
 
   // ui::EventFlags containing the current state of the mouse buttons.
   int mouse_button_flags_;
 
   // Touch ids that are currently down.
   uint32 touch_ids_down_;
 
   // Last cursor set.  Used for testing.
   gfx::NativeCursor last_cursor_;
 
-  // Is the cursor currently shown?  Used for testing.
-  bool cursor_shown_;
-
   ObserverList<RootWindowObserver> observers_;
 
   Window* mouse_pressed_handler_;
   Window* mouse_moved_handler_;
   Window* mouse_event_dispatch_target_;
   Window* event_dispatch_target_;
   FocusManager* focus_manager_;
 
   // The gesture_recognizer_ for this.
   scoped_ptr<ui::GestureRecognizer> gesture_recognizer_;
@@ skipping 14 matching lines @@
 
   CompositorLock* compositor_lock_;
   bool draw_on_compositor_unlock_;
 
   DISALLOW_COPY_AND_ASSIGN(RootWindow);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_ROOT_WINDOW_H_