<ad:DocumentContent x:Class="SiaSun.LMS.WPFClient.Dialog.RelationEdit"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:ad="clr-namespace:AvalonDock;assembly=AvalonDock"
        xmlns:uc="clr-namespace:SiaSun.LMS.WPFClient.UC"
        Title="RelationEdit" Height="300" Width="300" Loaded="DocumentContent_Loaded">
    <Grid>
        <uc:ucRelationEdit x:Name="ucRelationManage" Margin="1">
            
        </uc:ucRelationEdit>
    </Grid>
</ad:DocumentContent>