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PainterlyUNO/Matrix App/forms/Settings.cs

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C#
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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Diagnostics.CodeAnalysis;
using System.IO.Ports;
using System.Linq;
using System.Management;
using System.Text.RegularExpressions;
using System.Windows.Forms;
using Matrix_App.adds;
namespace Matrix_App.forms
{
public partial class Settings : Form
{
private readonly SerialPort port;
private readonly PortCommandQueue queue;
private readonly Regex comRegex = new Regex(@"COM([\d]+)");
public Settings(ref PortCommandQueue queue, ref SerialPort port)
{
InitializeComponent();
this.queue = queue;
this.port = port;
GatherPortNames(WritePortCombobox, port.PortName);
UpdateRealtimeCheckbox.Checked = queue.GetRealtimeUpdates();
Show();
}
private void UpdateRealtimeCheckbox_CheckedChanged(object sender, EventArgs e)
{
queue.SetRealtimeUpdates(UpdateRealtimeCheckbox.Checked);
}
private bool disableValidation;
/// <summary>
/// Gathers all available ports and sets them to the combobox
/// </summary>
[SuppressMessage("ReSharper", "CoVariantArrayConversion", Justification = "Never got an exception, so seems to be just fine")]
private void GatherPortNames(ComboBox portBox, string initialCom)
{
disableValidation = true;
var ports = SerialPort.GetPortNames();
// save previously selected
var selected = portBox.SelectedItem ?? initialCom;
if (!port.IsOpen)
{
selected = "None";
}
// get device names from ports
var newPorts = GetDeviceNames(ports);
// add virtual port
newPorts.AddLast("None");
// search for new port
foreach (var newPort in newPorts)
{
// find any new port
var found = portBox.Items.Cast<object?>().Any(oldPort => (string) oldPort! == newPort);
// some port wasn't found, recreate list
if (!found)
{
portBox.Items.Clear();
portBox.Items.AddRange(newPorts.ToArray()!);
break;
}
}
portBox.SelectedItem = portBox.Items.Count - 1;
foreach (var item in portBox.Items)
{
if (item == null)
continue;
if (!((string) item).Contains((string) selected))
continue;
portBox.SelectedItem = item;
GetPortInformation();
disableValidation = false;
return;
}
queue.InvalidatePort();
}
private static LinkedList<string> GetDeviceNames(IEnumerable<string> ports)
{
ManagementClass processClass = new ManagementClass("Win32_PnPEntity");
ManagementObjectCollection devicePortNames = processClass.GetInstances();
var newPorts = new LinkedList<string>();
foreach (var currentPort in ports)
{
foreach (var o in devicePortNames)
{
var name = ((ManagementObject) o).GetPropertyValue("Name");
if (name == null || !name.ToString()!.Contains(currentPort))
continue;
newPorts.AddLast(name.ToString()!);
break;
}
}
return newPorts;
}
private void ValidatePortSelection(ComboBox box, SerialPort port)
{
if (disableValidation)
return;
lock (port)
{
if (port.IsOpen)
{
port.Close();
}
var item = (string) box.SelectedItem;
{
// extract port
var matches = comRegex.Matches(item);
if(matches.Count > 0)
{
// set valid port
port.PortName = matches[0].Value;
queue.ValidatePort();
GetPortInformation();
}
else
{
BluetoothFlagLabel.Text = @"-";
USBFlagLabel.Text = @"-";
UploadFlagLabel.Text = @"-";
ControllerNameLabel.Text = @"-";
}
}
}
}
private void GetPortInformation()
{
if (port.IsOpen)
{
try
{
if (port.IsOpen)
{
port.Write(new byte[]{0x06}, 0, 1);
var @byte = port.ReadByte();
var flags = port.ReadByte();
var name = port.ReadTo("\x4B");
BluetoothFlagLabel.Text = (flags & 0b10000000) == 0 ? "false" : "true";
USBFlagLabel.Text = (flags & 0b01000000) == 0 ? "false" : "true";
UploadFlagLabel.Text = (flags & 0b00000001) == 0 ? "false" : "true";
ControllerNameLabel.Text = name;
}
}
catch (Exception e)
{
Debug.WriteLine("ERROR! " + e.Message);
}
}
}
private void button1_Click(object sender, EventArgs e)
{
foreach (var item in WritePortCombobox.Items)
{
if (item == null || (string) item == "None")
continue;
var number = comRegex.Match(item as string).Groups[1].ToString();
var portNumber = UInt32.Parse(number);
var testPort = new SerialPort {PortName = "COM" + portNumber, ReadTimeout = 500, WriteTimeout = 500};
try
{
testPort.Open();
testPort.Write(new byte[] {0x06}, 0, 1);
var answer = testPort.ReadByte();
testPort.DiscardInBuffer();
testPort.DiscardOutBuffer();
if (answer == 91)
{
WritePortCombobox.SelectedIndex = WritePortCombobox.Items.Count - 1;
WritePortCombobox.SelectedItem = item;
break;
}
}
catch (Exception)
{
// ignored
}
finally
{
testPort.Close();
testPort.Dispose();
}
}
}
private void WritePortCombobox_SelectedIndexChanged_1(object sender, EventArgs e)
{
ValidatePortSelection(WritePortCombobox, port);
}
}
}