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C#操作窗口类(句柄操作)

【实例简介】 用C#写的西门子S7-200 PLC 的PPI通讯测试程序，可读写I,Q,M,VB等，希望对学习PPI通讯的同学有帮助。

change the drive s serial number on three different file systems: FAT, FAT32 and NTFS. The article s source code files come with a home made DiskSector read/write class for WinNt/2k/XP and Win9x system. The article also comes with a handy dialog based application that allows you change the serial number visually.

接收系统消息不示例,可以提供初学者使用.(receive system message demon .using VC++)

说明：  Source code 按i2c时序读写寄存器(Source code read and write registers according to i2c sequence)

图像的相关系数是衡量两幅图像的相关程度的,本代码直接通过选定区域计算出相关系数！(Image correlation coefficient is a measure of the relevance of the two images, this code directly through the selected area to calculate the correlation coefficient.)

自己写的一个小小内存池，，希望可以分享。。里面的main.cpp是使用的例子( To write a small memory pool, and hope to share. . There are examples of the use of main.cpp)

了解window运行机制，介绍window运行原理，如何通过句柄操作(Understanding the window operating mechanism)

This a separate release of the OpenSS7 X Open XTI TLI library,()

C# 遍历所有 窗体句柄 源码