>Can use BUILD PROJECT to rebuild programmatly any vfp project as follow:
>

>BUILD PROJECT ProjectFileName [RECOMPILE] 
>   [FROM ProgramName1 | MenuName1 | ReportName1 | LabelName1 | 
>            FormName1 | LibraryName1 [, ProgramName2 | MenuName2 | 
>            ReportName2 | LabelName2 | FormName2 | LibraryName2 ...]]
>

>in the vfp\project\informations there is 3 options to check/uncheck manually (at least) :
> -debug on/off
> -crypted on/off
> -attach icon (choose a valid icon).
>
>how insert programmatly these 3 options ?
>more generally,how insert all informations programmatly as the dialog in the attached photo?
>
>thanks.

I don't know, but I suggest that you have a look at Doug Hennig's Project Explorer at https://github.com/DougHennig/ProjectExplorer. It has the feature you want, and it comes with source, so hopefully you can find what you're looking for there.