/// <summary>
/// Confirms that Backsight system tables exist. This checks whether a database schema
/// called "ced" has been created.
/// </summary>
/// <param name="tf">The factory that can be used to create database tables in an
/// associated database.</param>
bool ConfirmTablesExist(TableFactory tf)
{
if (tf == null)
{
return(false);
}
if (tf.DoTablesExist())
{
return(true);
}
CreateTablesForm ctf = new CreateTablesForm(tf);
bool isCreatedOk = (ctf.ShowDialog() == DialogResult.OK);
ctf.Dispose();
return(isCreatedOk);
}