要求用户正确输入用户名和密码，然后才能进入系统。刚好前几天有个人问俺如何在程序启动时先启动登录对话框的问题，俺就给他写了个示例程序，今天拿出来给大伙共享，有什么...

正确的颜色编程

《创建一个不可关闭的对话框》 [代码性质] VC完整应用程序代码 创建一个基于对话框的工程，一切默认即可。 在对话框的属性general中，设置caption为空，这样用ctrl+alt+del就发现不到此 程序。 在对话框的属性more stytle 中，选中disable,这样就不能用右键关闭此程序。 删除取消按钮，双击确定按钮，在其对应函数中将 CDialog::OnOK()删除。这样就 不能用回车关闭此程序。如果只是简单的删除确定按钮是不行的。 当然了，要是关闭计算机之类的操作，那就没办法了。 此程序我目前想不到有什么实际用途，不过用来搞恶作剧还是不错的。- "Founds Dialog box Which Cannot Be closed" [ code nature ] the VC integrity application procedure code to found based on the dialog box project, all tacitly approve then. In dialog box attribute general, establishes caption is spatial, like this uses ctrl alt del not to reach this point on the discovery the procedure. In dialog box attribute more stytle, selects disable, like this cannot use the right key to close this procedure. The deletion cancels the button, double-clicks determines the button, () deletes in its homographic function CDialog::OnOK. Like this cannot use the carriage return to close this procedure. If only is the simple deletion determination button is not good. Natural, if cl

运用对话框控制背景颜色，很方便，也很使用，谢谢使用1-Dialog box to control the use of background color, it is convenient, is also very use, Thank you, use one

打开文件对话框，实现对图象，文本等预览。该程序提供了如何修改定植标准对话框的方法，值得收藏。-open file dialog to achieve right image, text, etc. preview. The program offers ways to amend the standard dialog planting methods, it is worth collecting.

可以通过滑动条滑动调节透明度的窗体，并课实现多种功能-can slip through the sliding strip regulatory transparency of the windows, and to achieve a variety of functional class

多文档带其它控件的实现， 可以参考-other multi-document control with the realization that it will be

在对话框标题栏上放置按钮-Biaodilanshang placed in the dialog box buttons

这是一个家庭账目统计系统，用ｖｃ开发的小系统。功能比较详细，可以统计每天家庭开销的账目，实用方便。-This is a family accounts of a statistical system used vc development of a small system. More detailed features, the daily statistics of the family expense accounts, practical convenience.

Wizard with route map component for delphi. Design time usable next-prev buttons to navigate pages. Adapted to Delphi 2010.

这些都是学习VC常用的对话框~-VC common dialog ~