Text content (OCR)
WAASE Journal
A Publication of Willamette Apple Connection, Inc.
An Apple |! & Compatible User Education Group
January 1994
BEGINNER'S GUIDE TO THE
FINDER
Part 3: All About Icons
By Steven W. Disbrow
Over the last two months, quite a few of our
readers have called or written to tell me how much
they either liked or hated these articles. in talking
with the folks that like the articles, one subject
kept coming up: [cons “How do they work?",
"Why dont mine work?", "How do | use an Icon
Editor?” So, in this final installment of the
Baginners Guides To The Fidei, we will de
answering those very questions, and a few
others. To begin, the most popular question was,
“What are these ‘Icon’ things anyway?"
Icons are small pictures represanting the different
devices (disk drives, CD ROMs, printers, etc.)
that you have attached to your IIGS. cons are
also used to represent the files stored on those
devices (to keep things simple, | will call all of the
things that loons can represent, items). “Where
do these Icons ‘ive'?"
loons are kept in files which are called,
appropriately enough, “Icon files," or just “Icons.”
Volume 7
Number 1
An loon file can contain any number of Icons, and
you can have as many Icon files as you can fit on
a disk. However, for the Finder to recognize
them, Icon files must be in a folder called Icons,
and, the Icons folder must not be inside another
folder.
“How do Icons work?”
When you first put a disk in the disk drive, the
Finder looks in the loons folder of the disk to see
if thera are any loons. If there are, the Finder
then uses these loons to represent the files
stored ‘on the disk Each of ine loons stored
within an loons file contain i fisatt, sav
fields that tell the Finder exactly which device,
file, or files this loon should be used to represent.
All of these fields must match up with the
corresponding attributes of an item before a
particular loon can be displayed for an item.
“What are these fields?" In no particular order, the
main fields that make up the innards of an icon
are:
File Name - The File Name fieid is used to specify
the name of the item that this loon will represent.
Continued on page 3..
Meeting Notice
The next meeting is
January 20, 1994.
7:30 pm
No ong has volunteered
for a topte still so we still
don’t have one!
Contents
Beginners Guide to
the Finder Part 3 4
January Word Search 5
BBS News 6
Classifieds 6
1, 3%
WAC Joumal Editor
Neal Layton
Willamette Apple Connection, Inc.
P.O.Bax 7252
Salem, Oregon 97303-0053
Voice phone 838-5870
WAC BBS 363-0861
Board of Diractors:
President
Lawrence E. Tucker 838-6870
Vice President
Neal Layton 370-9527
Secretary
doe Durst
Treasurer
VACANT
Director-at-Large
David L. Weiss
ings - P .
The regular membership meeting is held on
the third Thursday of the month, with a
start time of 7:30 p.m.. The meeting is held
at:
“the computer store” ,
444 Fery Street, Salem, OR.
The general public is invited to attend.
Mestings - Board of Diractors
The Board of Directors meeting is hald
before the ragular meeting or as otherwise
arranged.
Annual Membership Ques
Individual member $15.00
The WAC BBS is currently provided at no
charge, however if you would like to make
‘a donation to keep the tuning,
contact:
Neal Layton
P.O. Box 18435
‘Salem, Oregon 97305
Wac Jourmal
The WAC Journal is an independent
Publication not affiliated or otherwise’
associated with or sponsored or
sanctioned by Apple Computer, Inc. The
opinions, statements, positions and
views stated herein are those of the
author(s) or publisher and are not
intended to be the opinions, statements,
positions or views of Apple Computer,
Inc. Apple, the Apple logo, and ather
Angle tadaratks ara the waAty K
Apple Computer, inc.
Authors should submit their articles in
hard copy, 3 1/2 inch disk or send it via
modem to the editor at the above number
by the first of the month.
Copy should be submitted in ANY form
you wish. | can read any format from any
computer types so if you have -
‘something that looks good send it in.
The WAC Joumal is published monthly.
Contributing writers are needed,
especially for the Who's Who column.
This is a member written column dealing
with what each individual is doing with
their computer, what kind of computer
and programs you use, and how long
youve had your computer. | can accept
your atticle at any time for this column.
Call me!
This newsletter was produced with
Appleworks GS and printed on an
Hewlett Packard HP DeskJet 550C.
Continued form page 1........
The Finder will display an icon for an item only if the
name of the item and the name specified in
this field match. In order to get the Finder to display an
'con for more than one item, this field should contain
the wildcard character “'. For example, if the File Name.
field of a particular loon were "Kit*,” any item whose
name started with "Kit" (.e. “Kitty,” “Kitten,” etc.) would
be treated as a match. If the File Name field contains
only the wildcard character, every item, regardless of
its name, would be considered a match.
File Type - This is a number (usually shown in
hexadecimal) that is used to specify the File Type of
the items that this loon can represent. If this field is
Zero, it will match with every item, regardless of its file
type. In other words, zero is a file type wildcard.
Auxiliaty File Type - This is a number (usually shown in
hexadecimal) that is used to specify the Auxiliary File
Type of the items that this con can represent. if this
field is zero, it will match with every item, regardless of
its auxiliary file type. In other words, zero is an
auxiliary file type wildcard. (See the "File Types and
Auxiliary File Types" sidebar.)
Application Pathname - This field tells the Findar the
pathname (see the "What's a Pathname?" sidebar) of
the application it needs to run when the user double-
clicks on an item represented by this Icon.
“What happens f an item matches more than one
Icon?"
Basically, the Finder uses the first con that it finds to
represent an item that it has to draw. However, it
searches for Icons beginning with the last disk that
appears on the Desktop. As you might imagine, this
can get a bit confusing. For instance, the first disk the
Finder searches for loons is your startup disk. it then
uses those Icons to draw all of the items on your
Desktop. Now, if you insert another disk, the Finder will
search that disk for Icons and use those Icons to
represant any items that it subsequently has to draw.
lf there are items that the new disk does not contain
Icons for, the Finder will use the Icons that it found on
the startup disk to draw those items. It should be
noted that the Finder will not redraw items to use the
joons on a new disk, but f it has to draw an item again,
it will use the newer Icons.
The Finder establishes this loon precedence each time
you run the Finder (.e. when you first start up the
computer or when you retum to the Finder from another
program) and it updates it each time you insert a disk in a
drive. So, if the order of your disks has changed, the
Precedence of the icons on those disks will change the
‘next time you run the Finder. Due to this fact, It s a good
idea to keep all of your loons on your startup disk.
However, Icons can eat up disk space quickly, so (ff you
don't have a hard disk) you should carefully consider
which Icons you want to keep.
“At my Users’ Group meeting, | saw someone double-click
‘on an AppleWorks GS word procassor document. When he
did this, AppleWorks GS started up and the document was
automatically loaded so that he could begin working with it.
How does this work? Also, why does the Finder
sometimes tell me that ‘An application can nat be found for
‘this document,' when | double-click on an item?"
Let's answer this by example. On my system, AppleWorks
GS is kept in a folder named AWGS on my hard disk, which
is named Bigi. So, on my system, the complete pathname
for AppleWorks GS, and the Application Pathname that is
stored in the [con used to represent my AppleWorks. JGS.
documents is: :Bigl:AWGS:AppleWorks.GS. So, when |
double-dick on an AppleWorks GS document, here
(basically) is what the Finder does:
Fist, the Finder tooks at the Application Pathiaine field
inside of the lcon for that item. If this field s empty, the
Finder reports back that, "An application can nat be found
for this document."
In this example, the Application Pathname is nat empty, so
the next thing the Finder needs to do is to verify that the
file ‘Big! :AWGS:AppleWorks.GS actually exists.
f this file does not exist, the Finder reports back that, “The
application AppleWorks.GS cant be found for this
document." Along with this message, you are given two
buttons to choose from, Cancel and Try Again. The Cancal
button is used to cancel the operation and the Try Again
button gives you an opportunity to insert the disk
containing the application.
lf the file :Big!:AWGS:AppleWorks.GS does exist, the
Finder starts up that application and passes It a message
telling it the pathname of the document that the user
doubleciicked on. AppleWorks GS then uses this
message to load the document so that you may begin
working with it immediately.
“Well, that's all very wonderful for the Finder and
AppleWorks GS, but why wont my loons work like that?”
The number one reason that the “double-click on the Icon,
3
the Application runs, and the document is loaded"
feature does not work is that very few applications
support this feature. For applications that do support
this, the main
cause of problems is hat the application does not have
the same pathname as the Application Pathname that Is
Gefined in the Icon. For example, f you keep your copy
of AppleWorks GS on a disk named GSWots, its
pathname 's :GSWorks:AppleWorks.GS. If this is not
the Application Pathname defined in each of the fons
for AppleWorks GS documents, the Finder will not know
where to look to find AppleWorks GS.
“So, if this pathname stuff is all screwy, how do | fix it?"
You use an loon Editor.
“Care to elaborate on that?”
Basically, an icon Editor is a lIGS application that allows
you to examine and change both the appearanca and
attributes of the Icons contained in Icon files. Two of the
more popular Icon Editors available for the IIGS are
foonEd and DicEd, both of these are ShareWare and can
be downloaded from any of the layer information
services (America Online, CompuServe, GEnie), or our
own pro-gspius BBS. You may even be able to find a
copy at your next User Group meeting, contact your
b's librarian to see if either of these programs is
available.
Ona you have an icon Editor, you can use it to change
the fields discussed above so that your Icons will work
correctly with your particular tIGS setup. ff you are
feeling artistic, you can also usa an {con Editor to
change the appearance of the individual icons. it does
Not take a great deal of artistic talent to do (as | prove in
each issue of GS+ Magazine), and it lends a whole new
Meaning to the term "personal computing.”
As for how to actually use a particular loon Editor... the
Important thing is to gat a basic understanding of how
icons work and refer to the documentation that came
with your particular loon Editor. Then, sit down and play
with the Icon Editor. in a very short time, you should be
able to modify any Icons that you might have.
Wel, that about does it for our Baginner’s Guide to The
Finder. if you have made it through all three articles, you
should have a fairty good idea of how the Finder works,
what it can do, and how to make it do it. if you are stil
completely lost, here are a couple things you can do:
‘% Read your manuals. That's what they‘re for!
‘% Ask about it at your next User Group meeting. That's
what User Groups are for!
The best thing you could do though, is to st down at your
IGS and explore on your own. That's what i's forl
{Sidebar
File Types and Auxiliary File Types
File Types are numbers that GS/OS uses to identify the
general nature of the contents of a file. Text files, for
example have a File Type number of 4. Since few af us can
even remember our zip code, Apple has defined a set of
three character strings that are often used to refer to a File
Type. To continue this example, the three character string
for text files is “TXT.”
Auxiliary File Types are numbers that can be used for just
‘about any purpose that a programmer wants it to be used for.
However, it is most often used in conjunction with the File
Type to more exactly identify the contents of a file.
{Sidebar}
“What's A Pathnamo?
Every file has a name. This is called a filename. Now,
‘suppose you have a LOT of files. These files may or may not
have anything in common, so it would be nice to be able to
store them on a disk in a logical fashion, grouping ralated
files together. To accomplish this, GS/OS lets you store
related files in folders (also called directories). These
folders may contain files or they may contain other folders,
allowing you to further organize your files. A pathname then,
is a name made up of the name of the disk the file is on, the
names of each of the folders that you must open to get to a
Particular file, and the name of the file itself. Each of these
names is separated by a colon (:). Example: if you have a
diskette named Data, and on that disk is a folder called
Sales, and within that folder is a file named Januaty.90. The
complete pathname of the file January.90 would be:
:Data:Sales:January.90.
Reprinted with the permission of GS+ Magazine and EGO
Systems. This article is Copyright 1991 by EGO Systems.
For more information on GS+ Magazine, write to: GS+
Magazine, P. O. Box 15366, Chattanooga TN, 37415-0366.
Or call (615) 870-4960 between 9 a.m. and 6 p.m. EST,
Monday through Friday.
Submitted by..... Roger Hanthorm
Computer Terms Word Search
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THE WORDS HIDDEN IN THIS GRID MAY RUN
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5
Classified:
Wanted-Buy
Sell-Trade
FEEEr
| would like to purchase a 3.5" drive
for my //GS and was told this was a
reasonable place to start looking. Please
contact me with any info you have on the
possibility of me purchasing a 3.5” drive
for my //GS.
Roy Chamberlian 399-9436
For Sale or Trade:
Paint/Write/Draw by Activison --- $20
Graphics Expander Vol.1 =-- $5
Sci-Fi Classics by Infocom --- $15
5.25" Disk Nothcer (New) -- $4
Various Apple Manuals --- $1-$5
Contact Neal at 370-9527 Voice
363-0861 BBS
For those that are interested...
Tom Zorn
Easy Access Memory
503-461-2046
BBS News
By Neal Layton
Well as a few of you may have noticed already
this months issue of the WAC journal takes on a
better look. For those of you that.didn't notice the
difference yet pull out last months newsletter and
check out the difference in print qualityi Thanks to
Santa and a few of his little elves | found quite a
package under my tree this year. After lots of
research | had pretty much decided on a Hewlett
Packard DeskJet 550C printer for my GS. As a joke on
my christmas list for everyone I listed it as
something I wanted, just one of those things to fill
space basically. As you can probably figure out, one
of Santa's helpers thought that I had been good all
year and needed something special. Your reading the
first official results of it right now. I haven't got it all
figured out yet but as I do you'll see it in the
newsletter.
As for the BBS, well it's still humming along
waiting for all of you to buy modems and get online.
If you're a persca still interested in the Apple // and
are very discouraged by the amount of printed
material available on it. (magazines, newsletters,
disks, etc.) Then you should get online. It will
instantly connect you with thousands of users from
coast to coast Users with as little or as much
knowledge as you have are online everyday. A great
example of this online wealth of knowledge helped
me get ny printer up and running in no time. Since
HP didn't design the printer for an Apple //GS,
getting the comect cable was a major obsticle in
getting my printer hooked to the GS. Well I dialed up
‘America Online’ and in less than 30 min I had ail the
spefications I needed to buy or even build my own
cable. Well being Christmas day I built my own and
‘was punting from Appleworks3.0 in no time.
Without AOL and the online help I recieved I would
have had to wait until Monday (2 long Days) to even
play with my new toy. Support for the Apple// isn't
dead it's just moved from paper and print, to online
electronic support. It nice to have an online Apple //
databank just waiting to answer all of your Apple //
questions,
----Neal
a Membership Application >)
Willamette Apple Connaction. Inc.
An Apple Il & Compatible User Group
P.O.Box 7252 Salem, OR 97303-0053
@ Voice 838-5870 BBS 363-0861
S
‘a >
Nate
‘Address
Giy
State
Zp
k Prone yy,
e ~\O _
Please fist computer(s) and software you Please list areas of interest (ie. DTP,
use regularly: graphics, spreadsheets,etc,):
a Ea _/
Membership ee is $1500 annually. >)
Please make your checks payable to: Wilamette Apple Connection, inc.
7
«
WSER GROUE
C-0HNA-E-C-T-HO-N
Willamette Apple Connection, Inc. ke
P.O.Box 7252 5
Salem, OR 97303-0053