public static Type Show(IWin32Window owner, Type defalt)
{
using (var dlg = new ListenerChooser())
{
dlg.Listener = defalt;
return(dlg.ShowDialog(owner) == DialogResult.OK ? dlg.Listener : null);
}
}
private void m_btnAddListener_Click(object sender, EventArgs e)
{
var t = ListenerChooser.Show(this, null);
if (t == null)
{
return;
}
t = ListenerTypes.GetValue(t)?.Type;
int maxInt = 0;
if (m_lvListeners.Items.Count > 0)
{
maxInt = m_lvListeners.Items.OfType <ListViewItem>().Max(d => d.Text.Length > 9 && int.TryParse(d.Text.Substring(9), out int index) ? index : 0);
}
var props = (IListener)Activator.CreateInstance(t);
props.Name = "Listener_" + (maxInt + 1).ToString(); //There are no properties, so we have to assign a bogus unique name now. The user can change it in the UI.
var item = AddListViewItem(props);
item.Selected = true;
item.Focused = true;
}