private void deleteButton_Click(object sender, EventArgs e)
{
if (ConnectionsDAL.RemoveConnection(selectedConnection))
{
selectedConnection = null;
ReloadConnections();
ConnectionSelected?.Invoke(null);
}
}
private void connectionsListView_SelectedIndexChanged(object sender, EventArgs e)
{
var selectedItems = connectionsListView.SelectedItems;
bool hasSelected = selectedItems.Count > 0;
if (hasSelected)
{
string selectedConName = connectionsListView.SelectedItems[0].Text;
selectedConnection = ConnectionsDAL.GetConnectionByName(selectedConName);
ConnectionSelected?.Invoke(selectedConnection);
}
UpdateButtons(hasSelected);
}
private void ReloadConnections()
{
IReadOnlyList <ConnectionInfo> connections = ConnectionsDAL.GetConnections();
connectionsListView.Clear();
if (connections.Count > 0)
{
foreach (ConnectionInfo conn in connections)
{
connectionsListView.Items.Add(conn.ConnectionName);
}
}
else
{
connectionsListView.Items.Add("No saved connections");
}
UpdateButtons(false);
connectionsListView.Enabled = connections.Count > 0;
}
private async void okTestButton_Click(object sender, EventArgs e)
{
if (isConnectionTested)
{
// add connection to file and close
if (editingInfo != null)
{
if (nameInput.Text != editingInfo.ConnectionName &&
ConnectionsDAL.ConnectionExists(nameInput.Text))
{
MessageBox.Show(
$"A connection with the name \"{nameInput.Text}\" " +
"already exists." + Environment.NewLine +
"Please select another name.",
"Connection rejected",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
else
{
ConnectionsDAL.EditConnection(
editingInfo, nameInput.Text, ipInput.Text);
}
}
else
{
ConnectionsDAL.TryAddConnection(new ConnectionInfo(nameInput.Text, ipInput.Text));
}
DialogResult = DialogResult.OK;
}
else
{
string ipString = ipInput.Text;
// test connection
if (ipString.IsIPv4Format() &&
IPAddress.TryParse(ipString, out IPAddress ip))
{
okTestButton.Enabled = false;
cancelButton.Enabled = false;
connectionResultLabel.Text = "Connecting...";
LSClient testClient = new LSClient();
if (await testClient.TryConnectAsync(ip, 1337))
{
// connection successful
testClient.Close();
isConnectionTested = true;
okTestButton.Text = "OK";
connectionResultLabel.Text = "Connected!";
}
else
{
connectionResultLabel.Text = "Connection failed";
}
okTestButton.Enabled = true;
cancelButton.Enabled = true;
}
else
{
// invalid IP
connectionResultLabel.Text = "Invalid IP";
}
}
}
