'Declaration Public Class BeforeRecurringAppointmentDeletedEventArgs Inherits CancelableAppointmentEventArgs
public class BeforeRecurringAppointmentDeletedEventArgs : CancelableAppointmentEventArgs
Imports Infragistics.Shared Imports Infragistics.Win Imports Infragistics.Win.UltraWinSchedule Imports System.Diagnostics Private Sub ultraCalendarInfo1_BeforeRecurringAppointmentDeleted(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinSchedule.BeforeRecurringAppointmentDeletedEventArgs) Handles ultraCalendarInfo1.BeforeRecurringAppointmentDeleted ' The 'BeforeRecurringAppointmentDeleted' is invoked before a ' recurring appointment is deleted and provides a chance to ' prevent the deletion or modify what the user is deleting. ' ' The 'RecurrenceEditType' parameter is used to determine ' what will be deleted. When left to the default of 'UserSelect', ' the user will be prompted whether they would like to ' delete the individual occurrence or the entire series. ' This property can also be changed here to prevent that prompt. ' The following code only allows the user to remove ' occurances of a recurring appointment unless the ' appointment has not begun yet. ' If e.Appointment.StartDateTime > DateTime.Now Then e.RecurrenceEditType = RecurrenceEditType.Series Else e.RecurrenceEditType = RecurrenceEditType.Occurrence End If ' To prevent the deletion of the appointment, set the ' 'Cancel' parameter to true If e.Recurrence.PatternFrequency = RecurrencePatternFrequency.Yearly Then e.Cancel = True End If End Sub
using Infragistics.Shared; using Infragistics.Win; using Infragistics.Win.UltraWinSchedule; using System.Diagnostics; private void ultraCalendarInfo1_BeforeRecurringAppointmentDeleted(object sender, Infragistics.Win.UltraWinSchedule.BeforeRecurringAppointmentDeletedEventArgs e) { // The 'BeforeRecurringAppointmentDeleted' is invoked before a // recurring appointment is deleted and provides a chance to // prevent the deletion or modify what the user is deleting. // // The 'RecurrenceEditType' parameter is used to determine // what will be deleted. When left to the default of 'UserSelect', // the user will be prompted whether they would like to // delete the individual occurrence or the entire series. // This property can also be changed here to prevent that prompt. // The following code only allows the user to remove // occurances of a recurring appointment unless the // appointment has not begun yet. // if (e.Appointment.StartDateTime > DateTime.Now) e.RecurrenceEditType = RecurrenceEditType.Series; else e.RecurrenceEditType = RecurrenceEditType.Occurrence; // To prevent the deletion of the appointment, set the // 'Cancel' parameter to true if (e.Recurrence.PatternFrequency == RecurrencePatternFrequency.Yearly) e.Cancel = true; }
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2