本文整理匯總了VB.NET中System.Windows.Data.BindingGroup.UpdateSources方法的典型用法代碼示例。如果您正苦於以下問題：VB.NET BindingGroup.UpdateSources方法的具體用法？VB.NET BindingGroup.UpdateSources怎麽用？VB.NET BindingGroup.UpdateSources使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類System.Windows.Data.BindingGroup的用法示例。
在下文中一共展示了BindingGroup.UpdateSources方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
示例1: TryCast
Private Sub saveCustomer_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)
Dim btn As Button = TryCast(sender, Button)
Dim container As FrameworkElement = CType(customerList.ContainerFromElement(btn), FrameworkElement)
' If the user is trying to change an items, when another item has an error,
' display a message and cancel the currently edited item.
If bindingGroupInError IsNot Nothing AndAlso bindingGroupInError IsNot container.BindingGroup Then
MessageBox.Show("Please correct the data in error before changing another customer")
container.BindingGroup.CancelEdit()
Return
End If
If container.BindingGroup.UpdateSources() Then
bindingGroupInError = Nothing
MessageBox.Show("Item Saved")
Else
bindingGroupInError = container.BindingGroup
End If
End Sub