delphi 运行期间窗体设计，可动态设计窗体及数据窗体，并可以动态添加控件-delphi form during operation designed to form dynamic design and data forms, and can dynamically add controls

设计模式不错的书籍，包含大部分经典的设计模式，上传到系统，供大家学习之用。-Good design pattern books, including most of the classic design patterns, and uploaded to the system for learning.