CodePudding user response:
Is usually to pb window sendmessage, message number with wm_userPb in two parm pbm_custom01 inside according to processing
CodePudding user response:
If you don't know how to get the window handleJust add a registerwindow ocx functions like
Pb calls it, the handle (yourwin)
CodePudding user response:
On the top floor, PB window handle, then send message!