[Coco] OS/9 Command to gain keyboard control from script

[Stephen H. Fischer]

Reading the upside down page in a different poorly printed font the reason for "getnw" is explained, one that I never needed and you do not also need. What you are doing can be done in just one line.

SHF

----- Original Message ----- 
From: "Stephen H. Fischer" <SFischer1 at Mindspring.com>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Wednesday, April 01, 2015 12:16 PM
Subject: Re: [Coco] OS/9 Command to gain keyboard control from script


> Hi, Robert
> 
> I found the "getnw" source in my Shell+ binder along with documentation for 2.0 and 2.1 and lots more paper about Shell+.
> 
> I never used "getnw" because as I said the Window Descriptors were understood and a new set created to make it un-necessary per the proper use of "/W".
> 
> I am still failing to find the answer to the OP question. The OS-9 L-II manual appears not have the proper documentation. I wonder if it is in the OS-9 L-I manual.
> 
> SHF
> 
> ----- Original Message ----- 
> From: "Robert Gault" <robert.gault at att.net>
> To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
> Sent: Wednesday, April 01, 2015 7:34 AM
> Subject: Re: [Coco] OS/9 Command to gain keyboard control from script
> 
> 
>> Cocodemus wrote:
>>> No, its when you call a program from a script, it takes the input from the script itself, i want to get input from keyboard itself something like
>>>
>>> Minted < /term
>>>
>>> Also how to create another window and switch to that from the script? I remember a display sequence for that
>>>
>>> Sent from my iPhone
>> 
>> Here is an example of a script I wrote which asks how many text windows I want 
>> to create and then creates them. It uses a version of the "prompt" command that 
>> is slightly different from that in the NitrOS-9 project.
>> The command getnw asks the system for the next uninitialized window. The 
>> commands shellsub and shellhex take input from the standard path and send it to 
>> the shell as a shell variable. Shellsub expects $hex values. Shellhex converts 
>> decimal values to $Hex for commands like display.
>> 
>> script is called 'textw'
>> 
>> * start an 80 column text window in the next available space
>> * with distinctive border color
>> prompt2 echo How many windows should I create? ;var.3
>> *main
>> if +%3<>00000
>> dec.3
>> getnw ! shellsub 0
>> var.0=%%0; var.1=%%0
>> *loop
>> if +%0<>00000
>> dec.0
>> inc.1
>> inc.1
>> inc.1
>> goto loop
>> endif
>> echo %1! shellhex 1
>> iniz w%%0; display 1b 20 2 0 0 50 19 2 0 7 1b 31 7 %%1>/w%%0
>> xmode /w%%0 rpr=9 dup=19 pau=1 pag=19 row=19 bso=1
>> echo 80col. text /w%%0 started with procs
>> shell i=/w%%0&
>> goto main
>> 
>> There is no simple built-in function of NitrOS-9 that does what you want. You 
>> will have to write ml programs and scripts.
>> 
>> Robert