DataRow.CancelEdit DataRow.CancelEdit DataRow.CancelEdit DataRow.CancelEdit Method

定義

この行の現在の編集をキャンセルします。Cancels the current edit on the row.

public:
 void CancelEdit();
public void CancelEdit ();
member this.CancelEdit : unit -> unit
Public Sub CancelEdit ()

例外

RowChanging イベント内でメソッドが呼び出されました。The method was called inside the RowChanging event.

次の例の最後の行に 1 つの列の値を編集する、DataGridコントロール。The following example edits the value of one column in the last row of a DataGrid control. この例では、 BeginEditEndEdit列の値を編集し、行に、変更をコミットする方法。The example uses the BeginEdit, EndEdit, methods to edit the column's value and commit the change to the row.

private void AcceptOrReject(DataRow row)
{
    // Use a function to validate the row's values.
    // If the function returns true, end the edit;
    // otherwise cancel it.
    if(ValidateRow(row))
        row.EndEdit();
    else
        row.CancelEdit();
}

private bool ValidateRow(DataRow thisRow)
{
    bool isValid = true; 
    // Insert code to validate the row values. 
    // Set the isValid variable.
    return isValid;
}
 Private Sub AcceptOrReject(ByVal row As DataRow)
    ' Use a function to validate the row's values.
    ' If the function returns true, end the edit; 
    ' otherwise cancel it.
    If ValidateRow(row) Then
       row.EndEdit()
    Else
       row.CancelEdit()
    End If
End Sub
 
Private Function ValidateRow(ByVal row As DataRow) As Boolean
    Dim isValid As Boolean
    ' Insert code to validate the row values. 
    ' Set the isValid variable.
    ValidateRow = isValid
End Function

注釈

詳細については、BeginEdit メソッドを参照してください。See the BeginEdit method for more information.

適用対象

こちらもご覧ください