Opc.Ua.Configuration.ManagedApplicationDlg.ExecutableBTN_Click C# (CSharp) Метод

        private void ExecutableBTN_Click(object sender, EventArgs e)
        {
            try
            {
                // get current executable file.
                if (!String.IsNullOrEmpty(ExecutableFileTB.Text))
                {
                    FileInfo filePath = new FileInfo(ExecutableFileTB.Text);

                    if (filePath.Exists)
                    {
                        m_currentDirectory = filePath.Directory.FullName;
                    }
                }

                // set current directory.
                if (m_currentDirectory == null)
                {
                    m_currentDirectory = Utils.GetAbsoluteDirectoryPath("%ProgramFiles%", false, false);
                }

                // open file dialog.
                OpenFileDialog dialog = new OpenFileDialog();

                dialog.CheckFileExists = true;
                dialog.CheckPathExists = true;
                dialog.DefaultExt = ".exe";
                dialog.Filter = "Executable Files (*.exe)|*.exe|All Files (*.*)|*.*";
                dialog.Multiselect = false;
                dialog.ValidateNames = true;
                dialog.Title = "Select Application Executable File";
                dialog.FileName = null;
                dialog.InitialDirectory = m_currentDirectory;
                dialog.RestoreDirectory = true;

                if (dialog.ShowDialog() != DialogResult.OK)
                {
                    return;
                }

                FileInfo executableFile = new FileInfo(dialog.FileName);
                m_currentDirectory = executableFile.Directory.FullName;
                ExecutableFileTB.Text = executableFile.FullName;

                m_application.SetExecutableFile(executableFile.FullName);

                // update the control.
                Update(m_application);
            }
            catch (Exception exception)
            {
                GuiUtils.HandleException(this.Text, System.Reflection.MethodBase.GetCurrentMethod(), exception);
            }
        }