public void CloseCon()
{
try
{
if (asO != null && asO.IsAlive)
{
asO.AbortOperation();
}
asO = null;
}
catch { }
try { StopTimer(); }
catch { }
try { DoBeforeClose(); }
catch { }
try
{
if (cn != null && cn.State != ConnectionState.Closed)
{
cn.Close();
}
}
catch { }
cn = null;
GC.Collect();
}
protected void OpenConnection(string connectionString)
{
CloseCon();
this.curConStr = connectionString;
asO = new AsyncConnectionOpener(connectionString);
asO.DoOpen(ConnectionOpened);
}
