<CategoryAttribute("Row Details")>
Public Property ExpandedItem As Object

Dim instance As UXGridView
Dim value As Object
 
instance.ExpandedItem = value
 
value = instance.ExpandedItem

[CategoryAttribute("Row Details")]
public object ExpandedItem {get; set;}

public read-write property ExpandedItem: TObject; 

CategoryAttribute("Row Details")
public function get,set ExpandedItem : Object

[CategoryAttribute("Row Details")]
public: __property Object* get_ExpandedItem();
public: __property void set_ExpandedItem( 
   Object* value
);

[CategoryAttribute("Row Details")]
public:
property Object^ ExpandedItem {
   Object^ get();
   void set (    Object^ value);
}

<Intersoft:UXGridView AutoGenerateColumns="False"
                         ExpandedItem="{Binding ExpandedItem, Mode=TwoWay}"
                         EnableRowVirtualization="False"
                         ItemsSource="{Binding Employees}">
    <Intersoft:UXGridView.Columns>
        <Intersoft:UXGridViewExpanderColumn/>
        <Intersoft:UXGridViewTextColumn Header="Employee ID" Binding="{Binding EmployeeID}"/>
        <Intersoft:UXGridViewTextColumn Header="First Name" Binding="{Binding FirstName}"/>
        <Intersoft:UXGridViewTextColumn Header="Last Name" Binding="{Binding LastName}"/>
        <Intersoft:UXGridViewTextColumn Header="Title" Binding="{Binding Title}"/>
    </Intersoft:UXGridView.Columns>
    <Intersoft:UXGridView.RowDetailsTemplate>
        <DataTemplate>
            <Border Margin="0,1,1,1" Background="#FFF7F7F7" BorderBrush="#FFAFAFAF" BorderThickness="0,1,0,0">
                <Grid>
                    <Border BorderBrush="#FFAFAFAF" BorderThickness="1,0,0,1" HorizontalAlignment="Left" Width="20" VerticalAlignment="Top" Height="24" Margin="10,0,0,0"/>
                    <Intersoft:UXGridView ItemsSource="{Binding Orders}" Margin="20,10,12,12" CanUserPage="True" PageSize="5" AutoGenerateColumns="False">
                        <Intersoft:UXGridView.Columns>
                            <Intersoft:UXGridViewTextColumn Header="Order ID" Binding="{Binding OrderID}"/>
                            <Intersoft:UXGridViewTextColumn Header="Order Date" Binding="{Binding OrderDate}"/>
                            <Intersoft:UXGridViewTextColumn Header="Required Date" Binding="{Binding RequiredDate}"/>
                            <Intersoft:UXGridViewTextColumn Header="Shipped Date" Binding="{Binding ShippedDate}"/>
                        </Intersoft:UXGridView.Columns>
                    </Intersoft:UXGridView>
                </Grid>
            </Border>
        </DataTemplate>
    </Intersoft:UXGridView.RowDetailsTemplate>
</Intersoft:UXGridView>

public object ExpandedItem
{
    get { return this._expandedItem; }
    set
    {
        if (this._expandedItem != value)
        {
            this._expandedItem = value;
            this.OnPropertyChanged("ExpandedItem");
            // this.LoadOrders(value);
        }
    }

}