private void tsbtnCreateTab_Click(object sender, System.EventArgs e)
{
if (tscbUserControls.SelectedItem != null)
{
string controlName = tscbUserControls.SelectedItem as string;
DBControl dbctrl = UserControls.Find(x => x.Name.Equals(controlName));
if (dbctrl != null)
{
AddControl(dbctrl);
}
}
}