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From: lsr@apple.UUCP
Newsgroups: net.micro.mac
Subject: Re: Request for help with Standard File
Message-ID: <140@apple.UUCP>
Date: Wed, 20-Aug-86 12:18:03 EDT
Article-I.D.: apple.140
Posted: Wed Aug 20 12:18:03 1986
Date-Received: Sat, 23-Aug-86 21:59:33 EDT
References: <15332@ucbvax.BERKELEY.EDU>
Reply-To: lsr@apple.UUCP (Larry Rosenstein)
Organization: Advanced Development Group, Apple Computer
Lines: 30

In article <15332@ucbvax.BERKELEY.EDU> carlton@ernie.Berkeley.EDU (Mike Carlton) writes:
>
>I'm using SFGetFile, (actually SFPGetFile, which is the same except that I'm
>giving it a custom dialog), and I want to present one of two groups of files,
>based on which of a pair of radio buttons is active.  What I've done is told
>SFGetFile to display all types of files, and then I use the file filter 
>procedure to filter out one of the two groups after it reads the status of
>the radio buttons.  
>
>The problem comes when the user hits the other radio button: I want the file 
>list to display a different group of files now.  So, I need SFGetFile to read 
>the volume info again and call my file filter for each file.  These are the 
>same actions as if you hit the Drive button, but it must apply to the current
>disk.
>

Just return to Standard File a fake item number 101.  This will cause it to
re-read the directory and re-filter the files.  This is mentioned in Inside
Mac Volume IV (IMVIV), and will be supported in the future.


-- 
Larry Rosenstein

Object Specialist
Apple Computer

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