BeforeRecurringAppointmentDeleted イベント

繰り返し予定のメンバーである Appointment が削除される前に発生します。

シンタックス

Visual Basic

'宣言
 
Public Event BeforeRecurringAppointmentDeleted As BeforeRecurringAppointmentDeletedEventHandler

C#

public event BeforeRecurringAppointmentDeletedEventHandler BeforeRecurringAppointmentDeleted

イベント データ

イベント ハンドラが、このイベントに関連するデータを含む、BeforeRecurringAppointmentDeletedEventArgs 型の引数を受け取りました。次の BeforeRecurringAppointmentDeletedEventArgs プロパティには、このイベントの固有の情報が記載されます。

プロパティ	解説
Appointment Infragistics.Win.UltraWinSchedule.CancelableAppointmentEventArgsから継承されます。	イベントに関連付けられたAppointmentオブジェクトを返します。このプロパティは読み取り専用です。
Cancel System.ComponentModel.CancelEventArgsから継承されます。
Recurrence	削除される Appointment が関連付けられている AppointmentRecurrence を返します。プロパティは読み取り専用です。
RecurrenceEditType	シリーズ全体と個々の回のどちらを削除するか、またはユーザーが選択できるように確認メッセージを表示するかを指定します。

使用例

Visual Basic

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

C#

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;
		}