利用C++函数实现单选按钮的效果，希望初学者和我一起加油！-Using C++ function to achieve the effect of the radio buttons, hoping for beginners with me Come on!

一些VC++专用的多样式按钮，支持按钮颜色渐变，按钮类型可以是复选框、单选按钮、普通按钮等，按钮的背景经过了颜色填充，看着很舒服，对界面要求高的朋友可以参考一下。- Some VC++-specific multi-style buttons, support for button color gradients, button type can be check boxes, radio buttons, push buttons, etc., after the button ba