iTextSharp.text.pdf.AcroFields.Item.MarkUsed C# (CSharp) Method

            public void MarkUsed( AcroFields parentFields, int writeFlags ) {
                if ((writeFlags & WRITE_VALUE) != 0) {
                    for (int i = 0; i < Size; ++i) {
                        parentFields.MarkUsed( GetValue( i ) );
                    }
                }
                if ((writeFlags & WRITE_WIDGET) != 0) {
                    for (int i = 0; i < Size; ++i) {
                        parentFields.MarkUsed(GetWidget(i));
                    }
                }
            }