iTextSharp.text.pdf.PdfCopyFieldsImp.PdfCopyFieldsImp C# (CSharp) Метод

        static PdfCopyFieldsImp()
        {
            int one = 1;
            widgetKeys[PdfName.SUBTYPE] =  one;
            widgetKeys[PdfName.CONTENTS] =  one;
            widgetKeys[PdfName.RECT] =  one;
            widgetKeys[PdfName.NM] =  one;
            widgetKeys[PdfName.M] =  one;
            widgetKeys[PdfName.F] =  one;
            widgetKeys[PdfName.BS] =  one;
            widgetKeys[PdfName.BORDER] =  one;
            widgetKeys[PdfName.AP] =  one;
            widgetKeys[PdfName.AS] =  one;
            widgetKeys[PdfName.C] =  one;
            widgetKeys[PdfName.A] =  one;
            widgetKeys[PdfName.STRUCTPARENT] =  one;
            widgetKeys[PdfName.OC] =  one;
            widgetKeys[PdfName.H] =  one;
            widgetKeys[PdfName.MK] =  one;
            widgetKeys[PdfName.DA] =  one;
            widgetKeys[PdfName.Q] =  one;
            widgetKeys[PdfName.P] =  one;
            fieldKeys[PdfName.AA] =  one;
            fieldKeys[PdfName.FT] =  one;
            fieldKeys[PdfName.TU] =  one;
            fieldKeys[PdfName.TM] =  one;
            fieldKeys[PdfName.FF] =  one;
            fieldKeys[PdfName.V] =  one;
            fieldKeys[PdfName.DV] =  one;
            fieldKeys[PdfName.DS] =  one;
            fieldKeys[PdfName.RV] =  one;
            fieldKeys[PdfName.OPT] =  one;
            fieldKeys[PdfName.MAXLEN] =  one;
            fieldKeys[PdfName.TI] =  one;
            fieldKeys[PdfName.I] =  one;
            fieldKeys[PdfName.LOCK] =  one;
            fieldKeys[PdfName.SV] =  one;
        }