MultiSelector.BeginUpdateSelectedItems Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Starts a new selection transaction.
protected:
void BeginUpdateSelectedItems();
protected void BeginUpdateSelectedItems ();
member this.BeginUpdateSelectedItems : unit -> unit
Protected Sub BeginUpdateSelectedItems ()
Exceptions
IsUpdatingSelectedItems is true
when this method is called.
Examples
The following example shows how to use the BeginUpdateSelectedItems method in a class derived from MultiSelector.
if (!this.IsUpdatingSelectedItems)
{
this.BeginUpdateSelectedItems();
foreach (object item in itemsToAdd)
{
this.SelectedItems.Add(item);
}
this.EndUpdateSelectedItems();
}
Remarks
The BeginUpdateSelectedItems method sets IsUpdatingSelectedItems to true
. The EndUpdateSelectedItems method sets IsUpdatingSelectedItems to false
.
Applies to
Feedback
https://aka.ms/ContentUserFeedback.
Kommer snart: I hele 2024 udfaser vi GitHub-problemer som feedbackmekanisme for indhold og erstatter det med et nyt feedbacksystem. Du kan få flere oplysninger under:Indsend og få vist feedback om