<i:Interaction.Triggers>
<i:EventTrigger EventName="Loaded" >
<i:InvokeCommandAction Command="{Binding DataContext.WindowLoadedCmd,RelativeSource={RelativeSource Mode=FindAncestor, AncestorType={x:Type Window}},UpdateSourceTrigger=PropertyChanged}"/>
</i:EventTrigger>
</i:Interaction.Triggers>
窗口栏针对事件绑定的相关内容