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FrmSettings.cs
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using Quasar.Server.Networking;
using Quasar.Server.Utilities;
using System;
using System.Globalization;
using System.Net.Sockets;
using System.Windows.Forms;
using Quasar.Server.Models;
namespace Quasar.Server.Forms
{
public partial class FrmSettings : Form
{
private readonly QuasarServer _listenServer;
public FrmSettings(QuasarServer listenServer)
{
this._listenServer = listenServer;
InitializeComponent();
ToggleListenerSettings(!listenServer.Listening);
ShowPassword(false);
}
private void FrmSettings_Load(object sender, EventArgs e)
{
ncPort.Value = Settings.ListenPort;
chkIPv6Support.Checked = Settings.IPv6Support;
chkAutoListen.Checked = Settings.AutoListen;
chkPopup.Checked = Settings.ShowPopup;
chkUseUpnp.Checked = Settings.UseUPnP;
chkShowTooltip.Checked = Settings.ShowToolTip;
chkNoIPIntegration.Checked = Settings.EnableNoIPUpdater;
txtNoIPHost.Text = Settings.NoIPHost;
txtNoIPUser.Text = Settings.NoIPUsername;
txtNoIPPass.Text = Settings.NoIPPassword;
}
private ushort GetPortSafe()
{
var portValue = ncPort.Value.ToString(CultureInfo.InvariantCulture);
ushort port;
return (!ushort.TryParse(portValue, out port)) ? (ushort)0 : port;
}
private void btnListen_Click(object sender, EventArgs e)
{
ushort port = GetPortSafe();
if (port == 0)
{
MessageBox.Show("Please enter a valid port > 0.", "Please enter a valid port", MessageBoxButtons.OK,
MessageBoxIcon.Warning);
return;
}
if (btnListen.Text == "Start listening" && !_listenServer.Listening)
{
try
{
if(chkNoIPIntegration.Checked)
NoIpUpdater.Start();
_listenServer.Listen(port, chkIPv6Support.Checked, chkUseUpnp.Checked);
ToggleListenerSettings(false);
}
catch (SocketException ex)
{
if (ex.ErrorCode == 10048)
{
MessageBox.Show(this, "The port is already in use.", "Socket Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
MessageBox.Show(this, $"An unexpected socket error occurred: {ex.Message}\n\nError Code: {ex.ErrorCode}\n\n", "Unexpected Socket Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
_listenServer.Disconnect();
}
catch (Exception)
{
_listenServer.Disconnect();
}
}
else if (btnListen.Text == "Stop listening" && _listenServer.Listening)
{
_listenServer.Disconnect();
ToggleListenerSettings(true);
}
}
private void btnSave_Click(object sender, EventArgs e)
{
ushort port = GetPortSafe();
if (port == 0)
{
MessageBox.Show("Please enter a valid port > 0.", "Please enter a valid port", MessageBoxButtons.OK,
MessageBoxIcon.Warning);
return;
}
Settings.ListenPort = port;
Settings.IPv6Support = chkIPv6Support.Checked;
Settings.AutoListen = chkAutoListen.Checked;
Settings.ShowPopup = chkPopup.Checked;
Settings.UseUPnP = chkUseUpnp.Checked;
Settings.ShowToolTip = chkShowTooltip.Checked;
Settings.EnableNoIPUpdater = chkNoIPIntegration.Checked;
Settings.NoIPHost = txtNoIPHost.Text;
Settings.NoIPUsername = txtNoIPUser.Text;
Settings.NoIPPassword = txtNoIPPass.Text;
this.Close();
}
private void btnCancel_Click(object sender, EventArgs e)
{
if (MessageBox.Show("Discard your changes?", "Cancel", MessageBoxButtons.YesNo, MessageBoxIcon.Question) ==
DialogResult.Yes)
this.Close();
}
private void chkNoIPIntegration_CheckedChanged(object sender, EventArgs e)
{
NoIPControlHandler(chkNoIPIntegration.Checked);
}
private void ToggleListenerSettings(bool enabled)
{
btnListen.Text = enabled ? "Start listening" : "Stop listening";
ncPort.Enabled = enabled;
chkIPv6Support.Enabled = enabled;
chkUseUpnp.Enabled = enabled;
}
private void NoIPControlHandler(bool enable)
{
lblHost.Enabled = enable;
lblUser.Enabled = enable;
lblPass.Enabled = enable;
txtNoIPHost.Enabled = enable;
txtNoIPUser.Enabled = enable;
txtNoIPPass.Enabled = enable;
chkShowPassword.Enabled = enable;
}
private void ShowPassword(bool show = true)
{
txtNoIPPass.PasswordChar = (show) ? (char)0 : (char)'●';
}
private void chkShowPassword_CheckedChanged(object sender, EventArgs e)
{
ShowPassword(chkShowPassword.Checked);
}
}
}