【转帖】adctrlobjhandleptr adshadowobjhandleptr
 

adctrlobjhandleptr & adshadowobjhandleptr
adctrlobjhandleptr & adshadowobjhandleptr
hi,
i'm upgrading from opendwg toolkit to dwgdirect library, and have a question about adctrlobjhandleptr() and adshadowobjhandleptr() functions in opendwg toolkit. what are control handles and shadow handles exactly? how do i retrieve them using dwgdirect code? thanks.