ash/display/mouse_warp_controller.h

   1 // Copyright 2015 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_DISPLAY_MOUSE_WARP_CONTROLLER_H
   6 #define ASH_DISPLAY_MOUSE_WARP_CONTROLLER_H
   7
   8 #include "ash/ash_export.h"
   9 #include "base/macros.h"
  10
  11 namespace ui {
  12 class MouseEvent;
  13 }
  14
  15 namespace ash {
  16
  17 // MouseWarpController implements the mouse warp behavior for
  18 // different display modes and platforms.
  19 class ASH_EXPORT MouseWarpController {
  20  public:
  21   virtual ~MouseWarpController() {}
  22
  23   // An implementaion may warp the mouse cursor to another display
  24   // when necessary. Returns true if the mouse cursor has been
  25   // moved to another display, or false otherwise.
  26   virtual bool WarpMouseCursor(ui::MouseEvent* event) = 0;
  27
  28   // Enables/Disables mouse warping.
  29   virtual void SetEnabled(bool enable) = 0;
  30 };
  31
  32 }  // namespace ash
  33
  34 #endif  // ASH_DISPLAY_MOUSE_WARP_CONTROLLER_H