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 button, support gradient color button, the button type can be a check box, radio button, such as ordinary button, buttons, background col