On Jul 10, 2008, at 9:21 PM, Tom Jones wrote:
Hmm, this is really a shame. I guess I was just looking for a good
framework to use to connect to a database. I think this is a big
hole that Apple should really fill. It would be really cool if we
could connect to other databases rather than j
There are several ways to share the implementation:
1. Do nothing, CF and Foundation already do it for most of their
objects
(and they share their implementation...probably
unreasonably...)
This, obviously, doesn't work for your own classes.
But a lot of the objects you will use
On 11/07/2008, at 01.28, Chris Hanson wrote:
On Jul 10, 2008, at 6:09 AM, Jules Colding wrote:
I'm trying to figure out how to write and read structured data to a
specific file. I have a very bad feeling that the answer is Core
Data, but I'm feeling totally at lost after having been readin
On Jul 10, 2008, at 20:16 , Graham Cox wrote:
I'm using NSBitMapImageRep's -representationUsingType:properties:
method to convert data to JPEG, TIFF, etc. I'd like to be able to
specify the DPI of the image. I can calculate the right number of
pixels needed for a given DPI OK, but the imag
On 11.07.2008, at 05:37, Graham Cox wrote:
I'm using NSBitMapImageRep's -representationUsingType:properties:
method to convert data to JPEG, TIFF, etc. I'd like to be able to
specify the DPI of the image. I can calculate the right number of
pixels needed for a given DPI OK, but the image always
Well assuming this so-called "UIButton" is a view class of your own
creation, why are you using NSArchiver but then NSKeyedUnarchiver
(keyed is recommended for all modern apps). The more common Cocoa
approach is not to "copy" the view, but instead have it in its own
dedicated nib where you
Hi all,
Following is the statement in my code
NSImage *img = [[[NSImage alloc] initWithContentsOfFile:[[NSBundle
bundleForClass:[self class]] pathForImageResource:@"testicon"]]
autorelease];
Here testicon is Apple Icon Image file i.e. its extension is .icns
This application was running fine f
One caveat: If you're writing code that needs to function with
garbage collection on, CFRelease and -release are not equivalent. See
http://developer.apple.com/documentation/Cocoa/Conceptual/GarbageCollection/Articles/gcCoreFoundation.html
for details, but the form thats safe for both gc and non-
On Jul 11, 2008, at 9:39 AM, Nick Zitzmann wrote:
Hmm, this is really a shame. I guess I was just looking for a good
framework to use to connect to a database. I think this is a big
hole that Apple should really fill. It would be really cool if we
could connect to other databases rather than ju
Core Foundation is crashing trying to read in a bundle's info.plist.
I've seen this happen with our own app a few times but am yet to track
it down. Presumably, some bundle somewhere has a corrupted info.plist
file. Even so, if you can find the culprit, it should not be crashing
Core Founda
Hello forum,
This is my very first post and will get right to the point.
First, I have no programming experience at all.
I want to learn how to program using Xcode.
I'd like to do it at home self paced and I also understand that this
is going to be a very long journey and I'm ready for it.
So,
Hi.
You are right. If you have no programming experienced at all, yours will be a
very long journey.
Anyway you can start with a good tutorial in OOP (object oriented programming)
and then start to learn some basis of Objective-C and COCOA framework.
Yes, Xcode 2.5 on 10.4.11 (2.5 is the last
I'm in the same boat. The best thing I can recommend is to buy the Cocoa
Programming book by Hillegass:
http://www.amazon.com/exec/obidos/ASIN/0321503619/bignerdranch-20
I'm halfway through, working on the chapter 18 challenge. Between that
book, Apple's developer web site, and this mailling lis
You might also look for a CocoaHeads group near you
(http://www.cocoaheads.org), and start combing through blogs of other Mac
developers (see http://www.cocoablogs.com/).
Chuck
On 7/11/08 9:30 AM, "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> wrote:
> Hello forum,
> This is my very first post and wil
Hi,
I understand where you're coming from having just come down this road
not to recently myself...
The path I took was Learn C -> Obj-C -> Cocoa. It worked really well
because it went from the most basic to the more advanced starting at
quite a low level.
The C tutorial I used was
htt
On Jul 11, 2008, at 6:54 AM, Jon Buys wrote:
The best thing I can recommend is to buy the Cocoa
Programming book by Hillegass:
http://www.amazon.com/exec/obidos/ASIN/0321503619/bignerdranch-20
If you have no programming experience, this is probably too advanced a
starting point.
Start with
Hi all,
The following works just fine in non-GC apps when called in an IBAction
method:
NSSpeechSynthesizer* speechSynthesizer =
[[[NSSpeechSynthesizer alloc] init] autorelease];
[speechSynthesizer startSpeakingString:
@"Hello. I'm Macintosh. It sure is great to get out of
Also, if you do choose to get Hillegass's book, keep in mind that the
current edition (3rd Edition) is for Xcode 3.x/Obj-C 2.0... so if
you're sticking to 2.5, I suggest trying to find a copy of the 2nd
edition somewhere. If you print out the Obj-C 2.0 reference as was
suggested, note that
On Jul 11, 2008, at 7:16 AM, Joe Kavanagh wrote:
Then I echo the recommendation for Aaron Hillegass's Cocoa
Programming and as an added recommendation -- grab the ADC doc "The
Objective-C 2.0 Programming Langauge" and print a copy (I recommend
getting it spiral bound). While learning it's
The BYU CocoaHeads group is actively collecting links to just about
every Cocoa related resource we can find. We have several pages to
browse through:
http://cocoaheads.byu.edu/resources
Cheers,
Dave DeLong
On Fri, Jul 11, 2008 at 8:00 AM, Toporek, Chuck
<[EMAIL PROTECTED]> wrote:
> You might
On 11.7.2008, at 04:59, William Xu wrote:
Jens Alfke <[EMAIL PROTECTED]> writes:
With any naming convention, the possible problem is a conflict with
a name in a
superclass. Apple's Cocoa frameworks tend to use a "_" prefix for
both ivars
and private method names.
How about using "_" as
Hi,
my app trashes files with -[NSWorkspace
performFileOperation:source:destination:files:tag:] and
NSWorkspaceRecycleOperation. This works flawlessly but users want undo.
NSWorkspace does not seem to allow undoing said file operation (or any
file operation for that matter). Correct me if
~/.Trash?
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]
] On Behalf Of Ruotger Skupin
Sent: Friday, July 11, 2008 10:39 AM
To: Cocoa-dev@lists.apple.com
Subject: Trashing files and undo
Hi,
my app trashes files with -[NSWorkspace
performFileOperation:source:desti
Note that if a file is on a secondary volume, and you move the file to
the Trash, it doesn't get moved to ~/.Trash; you'll find it in
the .Trashes directory on the root of the volume on which it resides.
--
m-s
On 11 Jul, 2008, at 10:42, Abernathy, Joshua wrote:
~/.Trash?
-Original M
Thanks, that was the step I'd missed (sort of obvious in hindsight!).
Thanks also to Marcel who pointed out the same thing.
Graham
On 11 Jul 2008, at 7:13 pm, Heinrich Giesen wrote:
If you create image data of Type jpeg, tiff, png, etc from a sourceRep
(NSBitMapImageRep) with -representatio
Thanks, mmalc,
It's worth noting that Kochan is updating his book to cover Objective-C 2.0.
>From what I'm told, that book should come out in October, and the first bits
should be available in Rough Cuts early- to mid-August (see
http://safari.informit.com/roughcuts).
Also, Fritz Anderson has com
On Fri, Jul 11, 2008 at 10:16 AM, Joe Kavanagh <[EMAIL PROTECTED]> wrote:
>
> grab the ADC doc "The Objective-C 2.0
> Programming Langauge" and print a copy (I recommend getting it spiral
> bound). While learning it's a great reference to help refresh you when you
> get stuck.
It may also confuse
I have an app that uses different frameworks and method calls based
upon the currently selected build configuration.
How can I easily setup an #ifdef statement that will only execute if
I've chosen the "Release" build configuraiton?
Thanks in advance.
___
Hi All,
I want to start an application (it's bundled with my main app) in a
specific case. It was previously installed to a known location (it's a
helper app, so I put it in ~/Library/Application Support -- was that the
right thing to do?), so is there any class I can call upon, or is the
bes
NSWorkspace can launch applications for you. Check out
http://theocacao.com/document.page/183 and
http://developer.apple.com/documentation/Cocoa/Reference/ApplicationKit/
Classes/NSWorkspace_Class/Reference/Reference.html.
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED
If your helper application is a console app, however, you should keep
it with your main application bundle and use NSTask to run it and
interact with it. (By console app I simply mean something that doesn't
interact directly with the user).
On Jul 11, 2008, at 11:19 , Abernathy, Joshua wrot
I am working on a project that needs the disclosure button of NSOutlineView
always closed whether its row are expanded or not.
Does anyone know that how to do that?
Please tell me.
___
Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)
Please do n
On Fri, Jul 11, 2008 at 11:01 AM, Carter R. Harrison
<[EMAIL PROTECTED]> wrote:
> I have an app that uses different frameworks and method calls based upon the
> currently selected build configuration.
>
> How can I easily setup an #ifdef statement that will only execute if I've
> chosen the "Releas
What I've always done is to have that block in code like
#ifdef RELEASE
{ ... code ... }
#endif
and then, in the build configuration of either the project or target, I select
the Release configuration and add the pre processor macro "RELEASE". I forget
the setting name exactley, but it's along
Ruotger Skupin wrote:
my app trashes files with -[NSWorkspace
performFileOperation:source:destination:files:tag:] and
NSWorkspaceRecycleOperation. This works flawlessly but users want
undo.
NSWorkspace does not seem to allow undoing said file operation (or any
file operation for that matter)
On Jul 11, 2008, at 10:44 AM, Gregory Weston wrote:
Ruotger Skupin wrote:
my app trashes files with -[NSWorkspace
performFileOperation:source:destination:files:tag:] and
NSWorkspaceRecycleOperation. This works flawlessly but users want
undo.
NSWorkspace does not seem to allow undoing said
On Jul 11, 2008, at 10:44 AM, Gregory Weston wrote:
Drop-dead simple. FSFindFolder is your friend. Give it a volume
reference number and tell it you're looking for the user's trash and
it'll hand it back to you (creating it if necessary and you asked
for that behavior).
I think possibly a
On 7/11/08 10:49 AM, glenn andreas said:
>
>On Jul 11, 2008, at 10:44 AM, Gregory Weston wrote:
>
>> Ruotger Skupin wrote:
>>
>>> my app trashes files with -[NSWorkspace
>>> performFileOperation:source:destination:files:tag:] and
>>> NSWorkspaceRecycleOperation. This works flawlessly but users wan
On Jul 10, 2008, at 4:17 PM, Joan Lluch (casa) wrote:
I have a NSOutlineView which I want to make several columns hidden
in response to a user action. I have set up the outlineColumn to
resize with table and the rest have fixed size, so that when one or
more columns are hidden, the outline
On Fri, Jul 11, 2008 at 3:21 AM, Marcel Weiher <[EMAIL PROTECTED]> wrote:
>> [not referring to scanning overhead]
>>
>> - Temporary objects get a 'release' at the end of their life, and
>> usually an 'autorelease' at the beginning.
>
> The cost of a single refcounting op is negligible compared to t
On Jul 11, 2008, at 10:54 AM, Sean McBride wrote:
Unless of course between trashing the file and trying to undo the
trashing, a file of the same name as the trashed item is put in its
old
location. 1) that would cause the wrong alias resolution (since
aliases
resolve by path first) and 2) i
I have an application whose data model (classes, shared Instances,
etc) gets updated by various threads for calculations, network comms,
etc.
Some of the application's Views use binding and KVO. For example an
NSTextField may get bound to SharedInstance.currentLattitude
It the property get
Reading things like,
http://developer.apple.com/qa/qa2004/qa1373.html
which discuss CFBundleIdentifier, the example always given for what it
should look like is of the form:
com.mycompany.MyApp
My question is, as different versions, of the same application, are
released, it is a good i
It's really up to you and the kinds of changes that you expect to happen
between each version. Having a single ID allows preferences to be mixed and
matched if different versions of the product are used, but if you want to
support the simultaneous use of last year's version and this year's vers
On Jul 11, 2008, at 9:40 AM, Eric Gorr wrote:
My question is, as different versions, of the same application, are
released, it is a good idea or recommended that the
CFBundleIdentifier reflect the version of the application as well.
For example, one might have:
com.mycompany.MyApp2007
co
On Jul 11, 2008, at 11:49 AM, glenn andreas wrote:
On Jul 11, 2008, at 10:44 AM, Gregory Weston wrote:
Ruotger Skupin wrote:
my app trashes files with -[NSWorkspace
performFileOperation:source:destination:files:tag:] and
NSWorkspaceRecycleOperation. This works flawlessly but users want
u
On 10 Jul 2008, at 19:33, Seth Willits wrote:
Has anyone created a custom window like the event info editor in
iCal in 10.5? There's a few things I'm not sure how to do:
1) Drawing the window background gradient is pretty straightforward,
but creating the thin border on the window is not
On Fri, Jul 11, 2008 at 9:40 AM, Eric Gorr <[EMAIL PROTECTED]> wrote:
> Reading things like,
>
> http://developer.apple.com/qa/qa2004/qa1373.html
>
> which discuss CFBundleIdentifier, the example always given for what it
> should look like is of the form:
>
> com.mycompany.MyApp
>
>
> My question
On Fri, Jul 11, 2008 at 7:20 AM, Sean McBride <[EMAIL PROTECTED]> wrote:
> Hi all,
>
> The following works just fine in non-GC apps when called in an IBAction
> method:
>
>NSSpeechSynthesizer* speechSynthesizer =
>[[[NSSpeechSynthesizer alloc] init] autorelease];
>[speechSynthes
That's right, I realized after posting the message that I should have
boiled it down to the following:
+ (NSPrintOperation *)PDFOperationWithView:insideRect:toData:printInfo:
This operation produces a single page of PDF no matter what print
settings I pass in, one very long page.
+ (NSPri
It has been my experience that it's much easier to learn programming
in a procedure language than an OO-language. I don't think this
will ever really change, since OO is an abstraction built on top of a
procedural foundation, which is closer to how a CPU actually executes
a software progr
On Jul 11, 2008, at 8:59 , Michael Ash wrote:
The cost of a single refcounting op is negligible compared to the
cost of
object allocation, so these two are quite irrelevant.
A quick test of this claim would appear to disprove it. On my Mac Pro,
an alloc/init/release cycle of NSObject costs
On Jul 11, 2008, at 11:30 AM, Jerry Isdale wrote:
I have an application whose data model (classes, shared Instances,
etc) gets updated by various threads for calculations, network
comms, etc.
Some of the application's Views use binding and KVO. For example
an NSTextField may get bound to S
On Jul 11, 2008, at 1:01 PM, Douglas Davidson wrote:
Remember that preferences and the like are keyed off of the bundle
identifier, so changing it would give you some work to do in
migrating older settings.
I am focused on your phrase 'and the like'.
Other then preferences, what else is k
On Jul 11, 2008, at 11:11 AM, Charles Srstka wrote:
At any rate, if you do the resolution immediately after performing
the trash operation, this should prevent this situation from
happening in the first place.
I don't know if this ever happens in practice, but in theory
performFileOperati
So, occasionally, I need to clean out my Launch Services Database.
Most of the work can be done by executing:
lsregister -kill -r -domain local -domain system -domain user
However, this leaves behind information such as:
handler id:3160
extension: dtd
options:
On Fri, Jul 11, 2008 at 9:30 AM, Jerry Isdale <[EMAIL PROTECTED]> wrote:
> I have an application whose data model (classes, shared Instances, etc) gets
> updated by various threads for calculations, network comms, etc.
> Some of the application's Views use binding and KVO. For example an
> NSTextF
On Jul 11, 2008, at 11:54 AM, Eric Gorr wrote:
Other then preferences, what else is keyed off of the bundle
identifier?
So, just to be clear, would you generally consider it to be the case
that a unique bundle identifier is intended to identify a unique
application and not different vers
Hi everybody
I'm very new to programming the mac & looking for some help also
#1 I want to make the " about my app " window larger
I cant seem to figure out where to do this
#2 if i wanted a document with a image in the center
basically a text document where the text would flow over an image.
So having mutiple CPUs and cores doesnt buy us much more than bragging
rights, at least as far as KVO and UI goes. oh well.
I like Clark Cox's suggestion for wrapping the set methods in a
category that forces the actual set to occur on the MainThread
note to Apple developers observing:
it w
On Jul 11, 2008, at 12:58 PM, Gary L. Wade wrote:
It's really up to you and the kinds of changes that you expect to
happen between each version. Having a single ID allows preferences
to be mixed and matched if different versions of the product are
used, but if you want to support the simul
Hello list,
I have an application with two nib files. I have one text view each in both
the nibs.
The problem is, I can undo the text view in the Mainmenu.nib
but can't undo in the text view in the second nib.
What I'm missing here?
Any help would be greatly appreciated.
Thanks in advance,
Vish
On Jul 11, 2008, at 12:22 PM, Jerry Isdale wrote:
So having mutiple CPUs and cores doesnt buy us much more than
bragging rights, at least as far as KVO and UI goes. oh well.
I like Clark Cox's suggestion for wrapping the set methods in a
category that forces the actual set to occur on the Main
On Fri, Jul 11, 2008 at 2:17 PM, Marcel Weiher <[EMAIL PROTECTED]> wrote:
>
> On Jul 11, 2008, at 8:59 , Michael Ash wrote:
>
>>> The cost of a single refcounting op is negligible compared to the cost of
>>> object allocation, so these two are quite irrelevant.
>>
>> A quick test of this claim woul
> #1 I want to make the " about my app " window larger
> I cant seem to figure out where to do this
The about panel is a standard panel that can't be edited. There's an
old archived tutorial at cocoadevcentral.com that shows how to create
your own About panel (the "scrolling" panel, I believe)
It is just simple as you said.
And it is cool just after I know what's on earthing happening there.
Thanks a lot.
On Fri, Jul 11, 2008 at 2:03 AM, Bill Bumgarner <[EMAIL PROTECTED]> wrote:
> On Jul 10, 2008, at 8:55 AM, an0 wrote:
>>
>> Sure.
>> I'm grateful that you tell me the internal truth ins
On Fri, Jul 11, 2008 at 8:00 PM, Philip Dow <[EMAIL PROTECTED]> wrote:
>
> That's right, I realized after posting the message that I should have
> boiled it down to the following:
>
> + (NSPrintOperation *)PDFOperationWithView:insideRect:toData:printInfo:
> This operation produces a single page of
Hi Michael,
Thanks for the suggestion. I think you're right. I'll give it a shot.
best,
wes
On Thu, Jul 10, 2008 at 11:32 PM, Michael Ash <[EMAIL PROTECTED]> wrote:
> On Wed, Jul 9, 2008 at 11:19 AM, Wesley Smith <[EMAIL PROTECTED]> wrote:
>> Hi list,
>> I'm trying to provide a particular window
Hi everyone.After explore the Core Animation for a while, I found that the
"fromValue" property of CAAnimation was only set to NSNumber in many samples
and tutorials, although the Apple's document says it accepts the "id" value.
I am wondering whether I could set this property to NSColor or CGCol
I would like to make a meta package containing a standard pkg file,
some configuration files which go into the users home directory as
well as the system folder.
When I drag the pkg into Package Maker and install it, I end up
getting a Content folder in the root of my system drive. It seems
Eric,
This is not really a Cocoa question, but...
I've had success in the past by moving the /Library/Caches/
com.apple.LaunchServices csstore files to the trash and rebooting.
-Jeff
On Jul 11, 2008, at 2:13 PM, Eric Gorr wrote:
So, occasionally, I need to clean out my Launch Services Data
Gary Robertson wrote:
I'm very new to programming the mac & looking for some help also
#1 I want to make the " about my app " window larger
I cant seem to figure out where to do this
I'm fairly new myself, and can't really help you with #2, though I.S.
gave you a good pointer in another mess
Hi Jens,
On 10/07/2008, at 22.50, Jens Alfke wrote:
On 10 Jul '08, at 11:29 AM, Jules Colding wrote:
Assume that I want to store the set {"HI", "HELLO"}. At one point I
want to be able to use "HI" as key and get "HELLO". At another
point I want to use "HELLO" as key and get "HI".
There
Hey, I'd love to see that code if you wouldn't mind sharing.
Many thanks!
On Thu, Jul 10, at 7:39 PM, Александр Даровских wrote:
I've managed to use carbon events to receive those notifications. It
does not require any special privileges and takes just a couple of
lines of code to implement
Hello!
I am an absolute newbie to Cocoa and I am trying to teach myself a
little bit. I already have had a whole bunch of problems with my
little applications I write, but have been able to solve them using
the documentation or the Cocoa Builder Archive.
But now I have a problem I am not a
You want the -rangeOfString: family of methods.
On 11 Jul 2008, at 22:12, Moritz Siller wrote:
Hello!
I am an absolute newbie to Cocoa and I am trying to teach myself a
little bit. I already have had a whole bunch of problems with my
little applications I write, but have been able to solve
On Jul 11, 2008, at 5:38 AM, Cloud Strife wrote:
I am wondering whether I could set this property to NSColor or
CGColor
inorder to change the layer color dynamically. For example, If I
want to
change a Green layer to a red one from time to time, could anyone
give me a
guidance?
CGColor
At 1:10 PM -0700 7/11/08, [EMAIL PROTECTED] wrote:
So having mutiple CPUs and cores doesnt buy us much more than bragging
rights, at least as far as KVO and UI goes. oh well.
I like Clark Cox's suggestion for wrapping the set methods in a
category that forces the actual set to occur on the MainT
On 7/11/08 10:36 AM, Clark Cox said:
>> I'm guessing this is because the speechSynthesizer is collected before
>> it finishes speaking. Is this 'correct behaviour' or a bug? Needless
>> to say, the docs say nothing about special considerations for garbage
>> collection. My speechSynthesizer has
On 7/7/08 11:25 PM, Hamish Allan said:
>On Mon, Jul 7, 2008 at 6:33 PM, Sean McBride <[EMAIL PROTECTED]> wrote:
>
>> There's always the lower-level:
>>
>>objc_collect (OBJC_EXHAUSTIVE_COLLECTION |
>>OBJC_WAIT_UNTIL_DONE);
>
>If this were called from the main thread, would it guarantee
Hi,
each time I launch the current XCode 3.1 release, it quits either a
second later
or when I click in the welcome screen.
Console reports only this
12.07.08 00:22:57 Xcode[1744] Xcode(1744,0xa082dfa0) malloc: *** error
for object 0xa650a5c: pointer being freed was not allocated
12.07.08
Hello cocoa-devs! I'm not sure if I'm heading in the right direction
here or if I'm running off into the brush...
I have a PDFDocument subclass that has it's own undoManager. This is
so it can perform transformations upon itself and undo/redo. The
trouble is when I try to integrate it in
On Fri, Jul 11, 2008 at 3:08 PM, Sean McBride <[EMAIL PROTECTED]> wrote:
> On 7/11/08 10:36 AM, Clark Cox said:
>
>>> I'm guessing this is because the speechSynthesizer is collected before
>>> it finishes speaking. Is this 'correct behaviour' or a bug? Needless
>>> to say, the docs say nothing ab
On Jul 11, 2008, at 15:08, Sean McBride wrote:
Meaning you agree with me that it shouldn't be my job to keep a strong
reference until its finished speaking?
Whose job was it to keep a reference count on it under non-GC
conditions? You weren't doing it in the code you posted, apparently.
I
I have seen this twice. Once I had to reinstall, the other time, it
stopped after a reboot. Wish I had something more definitive for you...
Guy
On Jul 11, 2008, at 5:25 PM, Stefan wrote:
Hi,
each time I launch the current XCode 3.1 release, it quits either a
second later
or when I clic
From the thread starter
Hello to everyone on this list.
Whao,
You are all amazing, fine people. You have all made my day even
though I was ready for the worse if there were no chances at this.
I will return the favor in the near future.
I'd like to thank each and every single one for the resp
Moritz Siller <[EMAIL PROTECTED]> said:
For the first occurrence:
BOOL found = ([myString rangeOfString:@"*** FLOP ***"].location != NSNotFound);
which you could have easily found in the "FInding Characters and Substrings"
section of the NSString Class Reference documentation. Happy coding.
Hi Sean,
On Jul 11, 2008, at 7:20 AM, Sean McBride wrote:
Hi all,
The following works just fine in non-GC apps when called in an
IBAction
method:
[]
I'm guessing this is because the speechSynthesizer is collected before
it finishes speaking.
Good guess!
Is this 'correct behaviour' o
I've noticed that objects get initialized to nil if you don't set
them, is this guaranteed in objective-c?
I've been trying to find documentation from Apple on this but have
been unable.
In other words, if you have a simple class like this:
@interface MyClass : NSObject {
id obj;
In other words, if you have a simple class like this:
@interface MyClass : NSObject {
id obj;
}
@end
Then when -init is called is 'obj' *guaranteed*, always, in all
versions of OS X, to be nil?
Yes:
http://developer.apple.com/documentation/Cocoa/Conceptual/MemoryMgmt/Tasks/AllocIn
At 12:39 AM -0700 7/11/08, [EMAIL PROTECTED] wrote:
> Out of curiosity, what do you find not simple about doing the above
using Core Data?
It is easy enough to create the data model using xcode, but how that
connects to actual code is harder to see.
Maybe I'm just overwhelmed... I've had
Thank you kindly. :-)
On Jul 11, 2008, at 8:18 PM, Ryan Brown wrote:
Yes:
http://developer.apple.com/documentation/Cocoa/Conceptual/MemoryMgmt/Tasks/AllocInitObjects.html#/
/apple_ref/doc/uid/2048-1003201
Although it happens on alloc/allocWithZone/etc, not init.
Ryan
_
failing Guy's solution, try the xcode-users list.
On Jul 11, 2008, at 7:13 PM, Guy Umbright wrote:
I have seen this twice. Once I had to reinstall, the other time, it
stopped after a reboot. Wish I had something more definitive for
you...
___
On Fri, Jul 11, 2008 at 8:10 PM, Greg <[EMAIL PROTECTED]> wrote:
> I've noticed that objects get initialized to nil if you don't set them, is
> this guaranteed in objective-c?
>
> I've been trying to find documentation from Apple on this but have been
> unable.
>
> In other words, if you have a sim
Last reply here:
I did some instrumented runs of XCode and deleted some Quicktime
components and cleared
~/Library/Caches/
Now, XCode starts as expected. Remains to see, if the OS X starts ;-)
Am 12.07.2008 um 00:25 schrieb Stefan:
Hi,
each time I launch the current XCode 3.1 rel
I have a protocol and an object that conforms to that protocol
referenced by an ivar:
@protocol FKPointArraySourcing
-(NSInteger)fooMethod;
@end
@interface FKObject : NSObject {
id mGrid;
}
If I attempt to retain the ivar like this:
[mGrid retain];
then I get a warning that "-retain w
On Jul 11, 2008, at 7:39 PM, Steve Weller wrote:
Why is this addition needed? I don't see it used in other code. It's
as though the compiler believes that conformance to a protocol
implies that it exclusively provides those methods, which is not the
idea of protocol conformance at all.
Tha
I have a three column table where the third column is a calculation
(actually a constructed string) and the first two and simple number
values. It would be nice if I could bind the first two to an
ArrayController and the third just handle manually. Possible? I tried
setting the table seemed
On Jul 11, 2008, at 7:59 PM, Bill Bumgarner wrote:
id mGrid;
... you would be indicating to the compiler that mGrid might
potentially respond to any method ever seen.
I'm either misunderstand what you're saying or something is wrong with
my compiler because this:
id bar;
[bar fo
Hello list,
I have an application with two nib files. I have one text view each in
both the nibs.
The problem is, I can undo in the text view in the Mainmenu.nib
but can't undo in the text view in the second nib.
What I'm missing here?
Any help would be greatly appreciated.
Thanks in advance,
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