OnBeforeTimeSlotSelectionChanged メソッド

タイムスロット選択が変更する前に呼び出されます。

シンタックス

Visual Basic

'宣言
 
Protected Overridable Sub OnBeforeTimeSlotSelectionChanged( _
   ByVal e As BeforeTimeSlotSelectionChangedEventArgs _
) 

C#

protected virtual void OnBeforeTimeSlotSelectionChanged( 
   BeforeTimeSlotSelectionChangedEventArgs e
)

パラメータ

e

イベントのデータを含む System.EventArgs。

使用例

Visual Basic

Imports System.Diagnostics
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinSchedule


	Private Sub UltraDayView1_BeforeTimeSlotSelectionChanged(ByVal sender As Object, ByVal e As Infragistics.Win.UltraWinSchedule.BeforeTimeSlotSelectionChangedEventArgs) Handles UltraDayView1.BeforeTimeSlotSelectionChanged

		Dim oldRange As String = "[ " + e.OldSelectedTimeSlotRange.StartDateTime.ToLongTimeString() + " - " + e.OldSelectedTimeSlotRange.EndDateTime.ToLongTimeString() + " ]"
		Dim newRange As String = "[ " + e.NewSelectedTimeSlotRange.StartDateTime.ToLongTimeString() + " - " + e.NewSelectedTimeSlotRange.EndDateTime.ToLongTimeString() + " ]"

		Dim dr As DialogResult = MessageBox.Show(Me, "The selected time slot range is about to change from " + oldRange + " to " + newRange + ". Do you want to cancel the selection?", "Cancelable DayView Event", MessageBoxButtons.YesNo)

		If dr = DialogResult.Yes Then
			e.Cancel = True
		End If

	End Sub

C#

using System.Diagnostics;
using Infragistics.Win;
using Infragistics.Win.UltraWinSchedule;


		private void ultraDayView1_BeforeTimeSlotSelectionChanged(object sender, Infragistics.Win.UltraWinSchedule.BeforeTimeSlotSelectionChangedEventArgs e)
		{

			string oldRange = "[ " + e.OldSelectedTimeSlotRange.StartDateTime.ToLongTimeString() + " - " + e.OldSelectedTimeSlotRange.EndDateTime.ToLongTimeString() + " ]";
			string newRange = "[ " + e.NewSelectedTimeSlotRange.StartDateTime.ToLongTimeString() + " - " + e.NewSelectedTimeSlotRange.EndDateTime.ToLongTimeString() + " ]";

			DialogResult dr =  MessageBox.Show(this, "The selected time slot range is about to change from " + oldRange + " to " + newRange + ". Do you want to cancel the selection?", "Cancelable DayView Event", MessageBoxButtons.YesNo);

			if (dr == DialogResult.Yes)
				e.Cancel = true;

		}