Transfer from XIAOZHU.com Blog
Have friends to believe this question. Originally unfamiliar with Basic MSI Project, but he couldn't sleep, so he was tested by the INSTALLSHIELD X built in the knowledge of the knowledge of the knowledge.
Still compliance, take pictures:
If you want yourself verify that license is valid, you can create a Custom Action, use it to call your Function or DLL to complete the verification and modify a property value. Immediately, changing the bound condition of the next enable event is related to the value of the attribute.
The specific operation of the reader has a further study study, I will not continue to go deep into ^ Oo ^