| 1234567891011121314151617181920 | namespace WebGLSupport{    public delegate void KeyboardEventHandler(WebGLInput input, KeyboardEvent keyboardEvent);    public sealed class KeyboardEvent    {        public string Key { get; }        public int Code { get; }        public bool ShiftKey { get; }        public bool CtrlKey { get; }        public bool AltKey { get; }        public KeyboardEvent(string key, int code, bool shiftKey, bool ctrlKey, bool altKey)        {            Key = key;            Code = code;            ShiftKey = shiftKey;            CtrlKey = ctrlKey;            AltKey = altKey;        }    }}
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