//--------------------------------------------------------------------------------------------------------------------------- /// <summary> /// Handles the Click event of the button_TestConnection control. /// </summary> /// <param name="sender">The source of the event.</param> /// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param> private void button_TestConnection_Click(object sender, EventArgs e) { label_connection.Show(); this.Refresh(); LabelOperation labelOperation = new LabelOperation(TestConnection); labelOperation.BeginInvoke(LabelOperationCallBack, null); }