How to restrict the tab re-order while selection change in MultiLine Layout of TabControlExt?

<Window x:Class="Tabitem_MultipleLayout.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:syncfusion="http://schemas.syncfusion.com/wpf"
Title="MainWindow" Height="350" Width="525">
<Grid>
<syncfusion:TabControlExt x:Name="Tab" TabItemLayout="MultiLine" KeepTabInFront="False">
<syncfusion:TabItemExt Header="Beijing"/>
<syncfusion:TabItemExt Header="New York"/>
<syncfusion:TabItemExt Header="Japan"/>
<syncfusion:TabItemExt Header="Norway"/>
<syncfusion:TabItemExt Header="London"/>
<syncfusion:TabItemExt Header="Australia"/>
<syncfusion:TabItemExt Header="US"/>
<syncfusion:TabItemExt Header="Russia"/>
</syncfusion:TabControlExt>
</Grid>
</Window>

using Syncfusion.Windows.Tools.Controls;
namespace Tabitem_MultipleLayout
{
/// <summary>
/// Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
TabControlExt tab = new TabControlExt();
tab.TabItemLayout = TabItemLayoutType.MultiLine;
//Setting KeepTabInFront as false for the TabControlExt
tab.KeepTabInFront = false;
TabItemExt tabitem1 = new TabItemExt();
tabitem1.Header = "Beijing";
TabItemExt tabitem2 = new TabItemExt();
tabitem2.Header = "New York";
TabItemExt tabitem3 = new TabItemExt();
tabitem3.Header = "Japan";
TabItemExt tabitem4 = new TabItemExt();
tabitem4.Header = "Norway";
TabItemExt tabitem5 = new TabItemExt();
tabitem5.Header = "London";
TabItemExt tabitem6 = new TabItemExt();
tabitem6.Header = "Australia";
TabItemExt tabitem7 = new TabItemExt();
tabitem7.Header = "US";
TabItemExt tabitem8 = new TabItemExt();
tabitem8.Header = "Russia";
tab.Items.Add(tabitem1);
tab.Items.Add(tabitem2);
tab.Items.Add(tabitem3);
tab.Items.Add(tabitem4);
tab.Items.Add(tabitem5);
tab.Items.Add(tabitem6);
tab.Items.Add(tabitem7);
tab.Items.Add(tabitem8);
Grid1.Children.Add(tab);
}
}
}