NavigationCheckedChangedEventArgs<TInfo>.LastCheckedItems Property

Returns items checked during the last operation.

Namespace: DevExpress.Blazor.Base

Assembly: DevExpress.Blazor.v23.2.dll

NuGet Package: DevExpress.Blazor

Declaration

public IReadOnlyList<TInfo> LastCheckedItems { get; }

Property Value

Type	Description
IReadOnlyList<TInfo>	Items checked during the last check operation.

Remarks

The LastCheckedItems collection does not contain nodes with indeterminate state. The example below displays the last checked node’s text:

Last checked node: @LastChecked

<DxTreeView Data="@Data"
            CheckMode="TreeViewCheckMode.Recursive"
            CheckedChanged="CheckedChanged">
    <DataMappings>
        <DxTreeViewDataMapping Text="Name"
                               Key="Id"
                               ParentKey="CategoryId" />
    </DataMappings>
</DxTreeView>

@code {
    string? LastChecked = "none";
    void CheckedChanged(TreeViewCheckedChangedEventArgs e) {
        var lastCheckedNode = e.LastCheckedItems.LastOrDefault();
        LastChecked = lastCheckedNode != null ? lastCheckedNode.Text : "none";
    }
}