UnityEditor.AudioMixerGroupSelector.HandleKeyboard C# (CSharp) Method

        private void HandleKeyboard()
        {
            if (Event.current.type == EventType.KeyDown)
            {
                switch (Event.current.keyCode)
                {
                    case KeyCode.Return:
                    case KeyCode.KeypadEnter:
                        Event.current.Use();
                        base.editorWindow.Close();
                        GUI.changed = true;
                        GUIUtility.ExitGUI();
                        break;
                }
            }
        }