ash/scoped_animation_disabler.h

   1 // Copyright 2018 The Chromium Authors
   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_SCOPED_ANIMATION_DISABLER_H_
   6 #define ASH_SCOPED_ANIMATION_DISABLER_H_
   7
   8 #include "ash/ash_export.h"
   9
  10 namespace aura {
  11 class Window;
  12 }
  13
  14 namespace ash {
  15
  16 // Helper class to perform window state changes without animations. Used to hide
  17 // /show/minimize windows without having their animation interfere with the ones
  18 // this class is in charge of.
  19 class ASH_EXPORT ScopedAnimationDisabler {
  20  public:
  21   explicit ScopedAnimationDisabler(aura::Window* window);
  22   ScopedAnimationDisabler(const ScopedAnimationDisabler&) = delete;
  23   ScopedAnimationDisabler& operator=(const ScopedAnimationDisabler&) = delete;
  24   ~ScopedAnimationDisabler();
  25
  26  private:
  27   aura::Window* const window_;
  28   bool needs_disable_ = false;
  29 };
  30
  31 }  // namespace ash
  32
  33 #endif  // ASH_SCOPED_ANIMATION_DISABLER_H_