本书的核心是讲述Object Pascal 和VCL 的重、难点知识（即所谓“精要”），集中于第3 章、第5章。第2 章、第4 章阐明相应的一些基本概念，是为初学者而设立的。

本书也是一本参考手册，包括了“IDE 的快捷键列表”（2.8 节）、“编译指令”（3.4 节）、“VCL 消息大全”（5.2.4 节）、“常用函数和过程”（第8 章）以及一些常用的、重要的开发技巧（第9 章）等内容。本书同时也较为全面地讲述了组件开发知识，集中于第6 章、第7 章。

第10 章通过一个实例综合运用了全书内容。-The core of the book is the story of Object Pascal and VCL heavy, difficult knowledge (the so-called" essence" ), focused on the third chapter, fifth chapter. The second chapter, the fourth chapter clarifies some basic concepts, is for beginners and the establishment of the.The book is a reference manual, including" IDE shortcut list" ( v. 2.8)," compilation directives" ( v. 3.4)," VCL news." ( 5.2.4)," commonly used functions and process" (Chapter eighth ) as well as some commonly used, important skills development ( the ninth chapter ) content. The book also describes the components of a more comprehensive development of knowledge, focusing on the sixth chapter, the seventh chapter. Chapter tenth through an instance, the integrated use of the contents of the book.