dotNetStudyWithGPT/MySolution/SerialComApp/SerialCommApp.cs

using SerialCommApp.Dialogs;
using SerialCommApp.SeriallLibs;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO.Ports;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace SerialCommApp
{
	public enum MessageType
	{
		SYS,
		SND,
		RCV,
	}

	public partial class SerialCommApp : Form
	{
		private PSerialComm _serial;
		private PSerialCommSetting _serialSetting;


		public SerialCommApp()
		{
			InitializeComponent();
			InitInstance();

			UIEnable(false);
		}

		private void InitInstance()
		{
			_serial = new PSerialComm();
			_serialSetting = new PSerialCommSetting();

			_serial.OnDataReceived += _serial_OnDataReceived;

			GetPortNames();
		}
		
		private void GetPortNames()
		{
			DataTable portTable = new DataTable();
			portTable.Columns.Add("VALUE", typeof(string));

			string[] portNames = PSerialComm.GetPortNames();
			if (portNames == null || portNames.Length < 1)
				return;

			foreach (string port in portNames)
			{
				portTable.Rows.Add(port);
			}

			portComboBox.DataSource = portTable.DefaultView;
			portComboBox.ValueMember = "VALUE";
		}

		private void UIEnable(bool isConnect)
		{
			portComboBox.Enabled = !isConnect;
			portRefreshButton.Enabled = !isConnect;
			settingButton.Enabled = !isConnect;

			sendButton.Enabled = isConnect;
		}

		private void PortOpen()
		{
			try
			{
				DataRowView rowView = portComboBox.SelectedItem as DataRowView;
				if (rowView == null)
				{
					MessageBox.Show("Please check the selected port.");
					return;
				}

				_serial.PortName = rowView.Row["VALUE"].ToString();
				_serial.Open();

				UIEnable(true);
				connectButton.Text = "Disconnect";
			}
			catch (Exception ex)
			{
				MessageBox.Show(ex.Message);
			}
		}

		private void PortClose()
		{
			try
			{
				if (_serial.IsOpen)
					_serial.Close();

				UIEnable(false);
				connectButton.Text = "Connect";
			}
			catch (Exception ex)
			{
				MessageBox.Show(ex.Message);
			}
		}

		private void portRefreshButton_Click(object sender, EventArgs e)
		{
			GetPortNames();
		}

		private void settingButton_Click(object sender, EventArgs e)
		{
			PSerialCommSetting setting = (PSerialCommSetting)_serialSetting.Clone();
			CommSettingDialog dlg = new CommSettingDialog(setting);
			if (dlg.ShowDialog() != DialogResult.OK)
				return;

			_serialSetting = dlg.Setting;
		}

		private void WriteLine(string message, MessageType type)
		{
			string text = $"[{DateTime.Now.ToString("yyyy.MM.dd HH:mm:ss")} : {type.ToString()}] {message}";
			printText.AppendText(text + Environment.NewLine);
		}

		private void _serial_OnDataReceived(object sender, string e)
		{
			WriteLine(e, MessageType.RCV);
		}

		private void connectButton_Click(object sender, EventArgs e)
		{
			try
			{
				if (portComboBox.SelectedIndex < 0)
				{
					MessageBox.Show("Please select port.");
					return;
				}

				if (connectButton.Text == "Connect")
					PortOpen();
				else
					PortClose();
			}
			catch (Exception ex)
			{
				MessageBox.Show(ex.Message);
				UIEnable(false);
			}
		}

		private void sendButton_Click(object sender, EventArgs e)
		{
			string command = commandText.Text + "\r\n";

			if (!_serial.IsOpen)
			{
				MessageBox.Show("포트가 열려있지 않습니다.");
				return;
			}

			WriteLine(commandText.Text, MessageType.SND);

			_serial.Write(command);

			commandText.Clear();
		}
	}
}