JYSelectButton 用来生成一个选中状态的的按钮 Podfile platform :ios, '7.0' pod "JYSelectButton" Rely We need to rely on a few tools in the Tools folder inside CommmonTools 需要依赖 几个工具类 工具类 在CommmonTools 文件夹里面 How to use JYSelectButton *btn = [[JYSelectButton alloc] init];