Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我希望能够在具有 8 个句柄的自定义控件上绘制一个正方形，这将允许用户从任何方向调整它的大小并在运行时移动它。这应该与 Visual Studio 上的类似。（我需要 10 声望才能发布图片）
提前致谢，VBTheory