'宣言 Public Delegate Sub CancelableAppointmentEventHandler( _ ByVal sender As Object, _ ByVal e As CancelableAppointmentEventArgs _ )
public delegate void CancelableAppointmentEventHandler( object sender, CancelableAppointmentEventArgs e )
Imports System.Diagnostics Imports Infragistics.Win Imports Infragistics.Win.UltraWinSchedule Private Sub UltraDayView1_BeforeAppointmentEdited(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinSchedule.CancelableAppointmentEventArgs) Handles UltraDayView1.BeforeAppointmentEdited Dim dr As DialogResult = MessageBox.Show(Me, "The appointment '" + e.Appointment.Subject + "' is about to be edited. Do you want to cancel the edit?", "Cancelable DayView Event", MessageBoxButtons.YesNo) If dr = DialogResult.Yes Then e.Cancel = True End If End Sub
using System.Diagnostics; using Infragistics.Win; using Infragistics.Win.UltraWinSchedule; private void ultraDayView1_BeforeAppointmentEdited(object sender, Infragistics.Win.UltraWinSchedule.CancelableAppointmentEventArgs e) { DialogResult dr = MessageBox.Show(this, "The appointment '" + e.Appointment.Subject + "' is about to be edited. Do you want to cancel the edit?", "Cancelable DayView Event", MessageBoxButtons.YesNo); if (dr == DialogResult.Yes) e.Cancel = true; }