激活组件之后，可以通过编程或 UI 创建一个包含信息的弹出对话框。
Upon activation, either programmatically or through the UI, it can then create a pop-up dialog box with the contained information.
通过限制性打印对话框对默认打印机启用编程打印及更安全的打印。
Enables programmatic printing to the default printer and safer printing through a restrictive printing dialog box.
说明：建立支持串口控件的对话框应用程序。MFC编程，可在VC环境下直接运行！
Create a dialog box application support for serial control. MFC programming, can be run directly in the VC environment!
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