aivfo-tl-3.0/aivfo-front-manament-2.0/ivf_tl_Manage/UserControls/MarkTreeItemsControlUserControl.xaml

<UserControl x:Class="ivf_tl_Manage.UserControls.MarkTreeItemsControlUserControl"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:ivf_tl_Manage.UserControls"
             mc:Ignorable="d" 
             xmlns:customControl="clr-namespace:ivf_tl_CustomControls;assembly=ivf_tl_CustomControls_PC"
             FontFamily="{StaticResource sourceHan}"
             Width="1690" 
             x:Name="_MarkTreeItemsControlUserControl">
    <ItemsControl x:Name="items" Background="Transparent" FocusVisualStyle="{x:Null}" ItemsSource="{Binding ElementName=_MarkTreeItemsControlUserControl,Path=DetailItemSouce}">
        <ItemsControl.ItemTemplate>
            <DataTemplate>
                <local:MarkTreeUserControl MarkSource="{Binding}" MarkOperEvent="MarkTreeUserControl_MarkOperEvent"
                                           RectangleFill="{Binding ElementName=_MarkTreeItemsControlUserControl,Path=RectangleFill}"/>
            </DataTemplate>
        </ItemsControl.ItemTemplate>
    </ItemsControl>
</UserControl>