类似OutLook的工程代码，有利与参考学习-Similar the OutLook of engineering code, enabling the reference learning

建立基于单文档的工程，在工程中练习如何改变字体大小，使用调色板改变颜色，练习工具条的创建-Project-based single-document engineering practice how to change the font size, use the palette to change the color practice tool bar created

在DLL中创建对话框,在其它工程中调用DLL显示对话框(Create dialog box in the DLL, in other engineering call DLL display dialog)