Hi all

How can I get all tabitemEx from tablecontrol here?

<igWpf:XamRibbonWindow x:Class="CustomCopyNas.Dialog.FolderDialog"
                       xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                       xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                       xmlns:igWpf="http://schemas.infragistics.com/xaml/wpf"
                       xmlns:classes="clr-namespace:CustomCopyNas.Classes"
                       Title="FolderDialog" Height="500" Width="400" ResizeMode="NoResize"
                       Loaded="FolderDialog_OnLoaded">
    <igWpf:RibbonWindowContentHost x:Name="contentHost"
                                   Theme="Office2013"
                                   igWpf:RibbonWindowContentHost.ApplicationAccentColor="#19A319">

        <Grid Name="RootGrid" Margin="0,0,0,0">
            <TreeView x:Name="_foldersItem" Width="Auto" Background="#FFFFFFFF" BorderBrush="#FFFFFFFF"
                      Foreground="#FFFFFFFF">
                <TreeView.ItemContainerStyle>
                    <Style TargetType="{x:Type TreeViewItem}">
                        <EventSetter Event="MouseDoubleClick" Handler="EventSetter_OnHandler" />
                    </Style>
                </TreeView.ItemContainerStyle>
                <TreeView.Resources>
                    <Style TargetType="{x:Type TreeViewItem}">
                        <Setter Property="HeaderTemplate">
                            <Setter.Value>
                                <DataTemplate>
                                    <StackPanel Orientation="Horizontal">
                                        <Image Name="img" Width="20" Height="20" Stretch="Fill"
                                               Source="{Binding
                                       RelativeSource={RelativeSource
                                       Mode=FindAncestor,
                                       AncestorType={x:Type TreeViewItem}},
                                       Path=Header,
                                       Converter={x:Static classes:HeaderToImageConverter.Instance}}" />
                                        <TextBlock Text="{Binding}" Margin="5,0" />
                                    </StackPanel>
                                </DataTemplate>
                            </Setter.Value>
                        </Setter>
                    </Style>
                </TreeView.Resources>
            </TreeView>
        </Grid>
    </igWpf:RibbonWindowContentHost>
</igWpf:XamRibbonWindow>

thanks