使用Windows操作系统的API函数在桌面上写在或绘画图形。

本系统是针对现在贸易公司规模大，销售品种多而制作的，欢迎下载使用！-the system is intended for large-scale trading company, sales and production of many varieties, the use of downloaded welcome!

简单的环境继承(persistence)库?虻サ幕肪臣?persistence)库 -simple environmental inheritance (persistence) for simple environmental inheritance (persistence) for the environment following the simple (persistence) library

查看系统信息的控件-View Information Control System

pbtowordandexcel目录：在PowerBuilder 9.0中通过OLE技术实现与WORD和Excel通信的例子；-pbtowordandexcel directory : PowerBuilder 9.0 in through OLE technology with Word and Excel Communications examples;

这是一个观察usb的程序，从DDK自带的代码改变而来！功能比较强大！对学习USB有很大的帮助-This is a usb observation of procedures, from DDK"s own code changes come! Comparison powerful! Learning USB be of great help

《深入浅出 MFC》2e 原码-"easy MFC" 2e-source

Desktop 保护程序及源代码-此小程序主要是在登陆后运行的另外一个需要输入密码的桌面保护程序，在输入密码之后方可进入系统。 密码是随机产生的数字，运算方法为当产生一个五为的随机数a,b,c,d,e当不足五为时默认为0，使输入的 数字等于（a+c+e）*（b+d）*a-a-e便可以进入系统。当不需要的时候则在注册表的run里面删除此注册项 目即可。-Desktop protection procedures and source code- This small program is run in after landing another desktop need to enter password protection procedures, the input password to enter the system. The password is randomly generated number of methods for computing when a random number five for a, b, c, d, e, when less than five it defaults to 0, making the importation of the number of equivalent (a+ C+ E)* ( b+ d)* aae will be able to enter the system. When the time does not need in the run inside the registry to delete this item to register.

可以对内存和cpu进行监视，对一些参数可以自由设置。-Memory and cpu can conduct surveillance on a number of parameters can be set free.

通过使用未公开函数RegisterSerivceProcess来隐藏自己进程的程序，只适用于win9x-Through the use of any public function to hide its own process RegisterSerivceProcess procedures apply only to win9x

基于C++BUILDER环境，初学者很适用，代码简单易懂，对学习和借鉴有很大好处，可移植很强，我测试的版本是BCB60,上标下标源代码-Based on the C++ BUILDER environment is applicable for beginners, easy-to-understand code, and has a lot to learn from the benefits of highly portable, I tested version BCB60, superscript subscript source code