WPF MVVM 使用Command Binding 鼠标双击事件

<StackPanel>
    <StackPanel.InputBindings>
          <MouseBinding Command="{Binding AlterVisibility}" MouseAction="LeftDoubleClick" //必要的
                CommandParameter="{Binding ElementName=list, Path=SelectItem}" />//绑定的控件
    </StackPanel.InputBindings>

</StackPanel>