gesture_configuration_default.cc 1.1 KB

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  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. #include "ui/events/gesture_detection/gesture_configuration.h"
  5. #include "base/memory/singleton.h"
  6. #include "ui/display/screen.h"
  7. namespace ui {
  8. namespace {
  9. class GestureConfigurationDefault : public GestureConfiguration {
  10. public:
  11. GestureConfigurationDefault(const GestureConfigurationDefault&) = delete;
  12. GestureConfigurationDefault& operator=(const GestureConfigurationDefault&) =
  13. delete;
  14. ~GestureConfigurationDefault() override {
  15. }
  16. static GestureConfigurationDefault* GetInstance() {
  17. return base::Singleton<GestureConfigurationDefault>::get();
  18. }
  19. private:
  20. GestureConfigurationDefault() {}
  21. friend struct base::DefaultSingletonTraits<GestureConfigurationDefault>;
  22. };
  23. } // namespace
  24. // Create a GestureConfiguration singleton instance when using Mac.
  25. GestureConfiguration* GestureConfiguration::GetPlatformSpecificInstance() {
  26. return GestureConfigurationDefault::GetInstance();
  27. }
  28. } // namespace ui