オーバーロード | 解説 |
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Update() | グリッドからの変更された情報でデータソースを更新します。 |
Imports Infragistics.Shared Imports Infragistics.Win Imports Infragistics.Win.UltraWinGrid Imports System.Diagnostics Private Sub Form1_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Load ' Assign the UpdateMode to OnRowChange to test code below. If it's left ' to its default value of OnRowChangeOrLostFocus, then clicking on the button will cause the ' UltraGrid to lose focus and update the row before the button handler gets executed and we ' won't be able to illustrate the DataChanged and Update methods below. Me.ultraGrid1.UpdateMode = UpdateMode.OnRowChange End Sub Private Sub Button65_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles button65.Click ' Following code updates the active row if it has been modified. To test ' this sample code out, modify one or more cells and then call this method ' on the Dim row As UltraGridRow = Me.ultraGrid1.ActiveRow If Not row Is Nothing Then ' Check to see if the user has modified the data in the row. If row.DataChanged Then ' Update the row. This will call EndEdit on the underlying data row. row.Update() Debug.WriteLine("After Update row.DataChanged = " & row.DataChanged) Else Debug.WriteLine("The row has not been modified since last updated.") End If Else Debug.WriteLine("No active row.") End If End Sub
using Infragistics.Shared; using Infragistics.Win; using Infragistics.Win.UltraWinGrid; using System.Diagnostics; private void Form1_Load(object sender, System.EventArgs e) { // Assign the UpdateMode to OnRowChange to test code below. If it's left // to its default value of OnRowChangeOrLostFocus, then clicking on the button will cause the // UltraGrid to lose focus and update the row before the button handler gets executed and we // won't be able to illustrate the DataChanged and Update methods below. this.ultraGrid1.UpdateMode = UpdateMode.OnRowChange; } private void button65_Click(object sender, System.EventArgs e) { // Following code updates the active row if it has been modified. To test // this sample code out, modify one or more cells and then call this method // on the UltraGridRow row = this.ultraGrid1.ActiveRow; if ( null != row ) { // Check to see if the user has modified the data in the row. if ( row.DataChanged ) { // Update the row. This will call EndEdit on the underlying data row. row.Update( ); Debug.WriteLine( "After Update row.DataChanged = " + row.DataChanged ); } else { Debug.WriteLine( "The row has not been modified since last updated." ); } } else { Debug.WriteLine( "No active row." ); } }