ui/events/gesture_detection/gesture_configuration_default.cc

   1 // Copyright 2014 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 #include "ui/events/gesture_detection/gesture_configuration.h"
   6
   7 #include "base/memory/singleton.h"
   8 #include "ui/gfx/screen.h"
   9
  10 namespace ui {
  11 namespace {
  12 class GestureConfigurationDefault : public GestureConfiguration {
  13  public:
  14   ~GestureConfigurationDefault() override {
  15   }
  16
  17   static GestureConfigurationDefault* GetInstance() {
  18     return base::Singleton<GestureConfigurationDefault>::get();
  19   }
  20
  21  private:
  22   GestureConfigurationDefault() {}
  23
  24   friend struct base::DefaultSingletonTraits<GestureConfigurationDefault>;
  25   DISALLOW_COPY_AND_ASSIGN(GestureConfigurationDefault);
  26 };
  27
  28 }  // namespace
  29
  30 // Create a GestureConfiguration singleton instance when using Mac.
  31 GestureConfiguration* GestureConfiguration::GetPlatformSpecificInstance() {
  32   return GestureConfigurationDefault::GetInstance();
  33 }
  34
  35 }  // namespace ui