ash/scoped_animation_disabler.cc

   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 #include "ash/scoped_animation_disabler.h"
   6
   7 #include "ui/aura/client/aura_constants.h"
   8 #include "ui/base/class_property.h"
   9
  10 namespace ash {
  11
  12 ScopedAnimationDisabler::ScopedAnimationDisabler(aura::Window* window)
  13     : window_(window) {
  14   DCHECK(window_);
  15   needs_disable_ = !window_->GetProperty(aura::client::kAnimationsDisabledKey);
  16   if (needs_disable_)
  17     window_->SetProperty(aura::client::kAnimationsDisabledKey, true);
  18 }
  19
  20 ScopedAnimationDisabler::~ScopedAnimationDisabler() {
  21   if (needs_disable_) {
  22     DCHECK_EQ(window_->GetProperty(aura::client::kAnimationsDisabledKey), true);
  23     window_->ClearProperty(aura::client::kAnimationsDisabledKey);
  24   }
  25 }
  26
  27 }  // namespace ash