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如果我做了一个用户控件，然后通过移动按钮或面板大小来更新它，我注意到它仍然是 Windows 窗体上的旧版本。而当我删除它并再次从工具箱中拖出时，它仍然是旧的！
有没有办法刷新用户控件，还是我必须从头开始重新创建？