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Hi Paul,

Thanks so much for your help.

I found that the above also left the process running (linker hates that). I added a: ictrl = 2
CALL window_update@(ictrl)
Plus a loop to ...

In the above sample program I modified the function to return a -1 instead of 1 and at least it gets rid of the box (blank button). It still appears under the printer selection window which is ugly b ...

Here is a short program where a meaningless box appears. Thanks very much for your help.

Program Test6
INTEGER i, j, winio@
EXTERNAL test
i= winio@( '%sc', 'PRINTER_OP ...

hi,

Is there a way to use 'PRINTER_OPEN@' without having to use winio@ to call it? The problem with using winio@ is that it draws an unused box then brings in the standard printer selection window. ...

Found what I was looking for. Sorry about the confusion Embarassed

Where might I find documentation on 'winio@'? I need to know what each of the parameters in the call mean.

Thanks

Took a while to become familiar with winio@ function but the 'PRINTER_OPEN' call works great. Thanks a lot for taking the time to help this 'old' FTN main frame programmer out.

Richard

Hi,

I wish to WRITE to one of several printers connected to USB ports. How do I get UNIT numbers for these printers? I have tried to OPEN 'LPT1' but this did not work (probably because the print ...