chr(12) Form Feed in Notepad (Windows)

W. eWatson wolftracks at invalid.com
Sat Jan 16 01:40:49 CET 2010


Tim Chase wrote:
> W. eWatson wrote:
>> Tim Chase wrote:
>>> The pseudo-pipeline comparison would be
>>>
>>>   type file.txt > lpt1:
>>>
>>> which would send the raw text file to the printer (assuming it's set 
>>> up on LPT1, otherwise, use whatever port it's attached to in your 
>>> printer control panel); or are you using something like
>>>
>>>   notepad file.txt
>>>   File -> Print
>>
>> I should mention I'm using Windows. I just put chr(12) right in the 
>> txt. It's the first character in the next line of the txt file where I 
>> want to page forward. Not acquainted with GDI. Maybe I need some 
>> sequence of such characters?
> 
> It's not a matter of you controlling the GDI stuff.  Unless you're 
> writing directly to the printer device, printing on Windows is done 
> (whether by Notepad, gvim, Word, Excel, whatever) into a graphical 
> representation which is then shipped off to the printer.  So if you're 
> printing from Notepad, it's going to print what you see (the little 
> square), because Notepad renders to this graphical representation to 
> print.  If you send the file *directly* to the printer device (bypassing 
> the Win32 printing layer), it will send the ^L directly and should eject 
> a new page on most printers.
> 
> -tkc
> 
> 
I am writing a txt file. It's up to the user to print it using Notepad 
or some other tool.  I have no idea how to send it directly to the 
printer, but I really don't want to furnish that capability in the 
program. From Google, The Graphics Device Interface (GDI).



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