Popular popupwindow in the market and customized(Android通用弹窗-结合市面流行的弹窗样式+支持自定义布局).
A UI kit provides developers with a set of reusable components that can be easily integrated into a website or application. These components are pre-designed with consistent styling and functionality, allowing developers to save time and effort in the design and development process. UI kits can be either custom-built or third-party, and often include components for buttons, forms, typography, icons, and more.