AsmResolver.HexBoxControl.fileOffsetBox_Leave C# (CSharp) Метод

        void fileOffsetBox_Leave(object sender, EventArgs e)
        {
            try
            {
                uint fileOffset = uint.Parse(fileOffsetBox.Text, NumberStyles.HexNumber);
                Section targetSection = Section.GetSectionByFileOffset(assembly, fileOffset);
                OffsetConverter converter;
                if (targetSection == null)
                {
                    converter = new OffsetConverter(assembly);
                    targetSectionLabel.Text = "Target Section: ";
                }
                else
                {
                    converter = new OffsetConverter(targetSection);
                    targetSectionLabel.Text = "Target Section: " + targetSection.Name;
                }
                rvaOffsetBox.Text = converter.FileOffsetToRva(fileOffset).ToString("X8");
                vaOffsetBox.Text = converter.FileOffsetToVa(fileOffset).ToString("X8");
                hexBox.Select(fileOffset, 1);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString(), "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }