如何在WPF托管时更改winforms面板的背景颜色？

Question

I want host a winform Panel control in WPF by using WindowsFormsHost,after that,I found that I can't change the backcolor of hosted panel,or it's not working when you set BackColor="SomeColor".Any one has an idear?

    <WindowsFormsHost Grid.Row="1">
          <WinForms:Panel x:Name="VideoPanel" BackColor="Black" Dock="Fill"/>
    </WindowsFormsHost>

Answer 1

我找到了一个解决方案，设置窗口AllowTransparency =“False”