Re: Getting NSTimeZone for a given NSDate

On Sep 15, 2008, at 03:49 , Markus Spoettl wrote: Hi List, I just know it must be there but I can't see it. How can I get to the NSTimeZone for a given NSDate. When using -description: the date got a time zone, so it's stored in there but how on earth can I get to it? I only need the GM

Re: Getting NSTimeZone for a given NSDate

On Sep 15, 2008, at 12:56 AM, Jason Coco wrote: All NSDate objects are stored as seconds since the reference date (Jan 1 1970 00:00 GMT) and so are always GMT. The description is using the default time zone to adjust the date. You can get the default time zone with [NSTimeZone defaultTimeZon

Re: Getting NSTimeZone for a given NSDate

Le 15 sept. 08 à 09:56, Jason Coco a écrit : On Sep 15, 2008, at 03:49 , Markus Spoettl wrote: Hi List, I just know it must be there but I can't see it. How can I get to the NSTimeZone for a given NSDate. When using -description: the date got a time zone, so it's stored in there but how

Re: Getting NSTimeZone for a given NSDate

On Sep 15, 2008, at 05:35 , Jean-Daniel Dupas wrote: Le 15 sept. 08 à 09:56, Jason Coco a écrit : On Sep 15, 2008, at 03:49 , Markus Spoettl wrote: Hi List, I just know it must be there but I can't see it. How can I get to the NSTimeZone for a given NSDate. When using -description: the

Getting NSTimeZone for a given NSDate

Hi List, I just know it must be there but I can't see it. How can I get to the NSTimeZone for a given NSDate. When using -description: the date got a time zone, so it's stored in there but how on earth can I get to it? I only need the GMT offset (numerically, not as string), in case the

Setting the attributeModDate

I am trying to copy a file using NSFilemanagers copyPath:toPath:handler: method. The (Tiger) documentation says: "File or directory attributes—that is, metadata such as owner and group numbers, file permissions, and modification date—are also copied." Well, the attributeModDate is not. S

Re: Do I Need Multiple NSArrayControllers For This?

> > On Thu, Sep 11, 2008 at 3:11 PM, Benjamin Stiglitz <[EMAIL PROTECTED]> wrote: > > By the way, another way to implement this is to set a property in a >> subclass of NSArrayController inside its -arrangeObjects: method. > > I found this information

Re: async NSOperation and NSOperationQueue

Ken Thomases wrote: [quote] Note that if you don't make your operation "concurrent" in this sense, but you queue it in an NSOperationQueue, that queue will still run it asynchronously, in its own thread, concurrently with other operations. It's just that, for non-"concurrent" operations, NSOpera

Re: async NSOperation and NSOperationQueue

Excerpts from John Love's message of Mon Sep 15 11:02:21 -0400 2008: > I must be doing something terribly wrong, because when I start up the > NSOperationQueue that does some time consuming calculations, I do not > get back control of my application until after the lengthy calculation > is co

Re: Do I Need Multiple NSArrayControllers For This?

> I found this > information ngs/Tasks/filtering.html#//apple_ref/doc/uid/20002302-128168-CJBCJCAI>about > overriding -arrangeObjects: Since I need to return several different > arrays of objects (active, new, and prior) how is

Can't get to work setDoubleAction on NSMatrix with NSButtonCell

I've read all the docs and the archives of this list, but I can't seem to find what's wrong with my code: (in MyWindowController) @interface MyWindowController : NSWindowController { IBOutlet NSMatrix* matrix; } @end @implementation MyWindowController - (void)windowDidLoad { // o

[SOLVED] Re: Newb: Targeting an instance of a class instantiated by a NIB file

I had a panel controlled by a window controller that needed access to code in the main window's window controller. Panels are key windows, but not main windows. The responder chain rolls up through the panel's window controller (the key window chain) and then up through the main window's

Re: NSUInteger in for-loop?

On 9/15/08 2:45 PM, Brett Powley said: >Second problem (which you'll see if you change the NSLog): counter is >unsigned, so it *never* "turns negative". And gcc can catch these kinds of things! $ gcc-4.2 -framework Cocoa -std=c99 -Wall -Wextra ~/Desktop/test.m /Users/sean/Desktop/test.m: In fu

Re: Strange property behavior

Yes, at this line: NSString *n = [o someMethod].someProperty; the -someMethod method body is literally executed twice (control isn't handed back to the calling function until after the second "return self;". - (MyTestClass *)someMethod { NSLog(@"someMethod called"); return self; }

Strange property behavior

I'm no fan of these newfangled Objective-C 2.0 features that you whippersnappers seem so excited about (call me old fashioned), but I'm giving properties a shot, especially now that I'm working on some stuff for [REDACTED]. I've notice something strange with properties that I hope someone can clea

Re: async NSOperation and NSOperationQueue

On Sep 15, 2008, at 11:02 , John Love wrote: I must be doing something terribly wrong, because when I start up the NSOperationQueue that does some time consuming calculations, I do not get back control of my application until after the lengthy calculation is complete. Here are the relevant

Re: NSUInteger in for-loop?

On Sep 15, 2008, at 11:34 AM, Sean McBride wrote: And gcc can catch these kinds of things! $ gcc-4.2 -framework Cocoa -std=c99 -Wall -Wextra ~/Desktop/test.m /Users/sean/Desktop/test.m: In function 'main': /Users/sean/Desktop/test.m:7: warning: comparison of unsigned expression = 0 is alway

Re: NSUInteger in for-loop?

On 9/15/08 12:48 PM, Charles Srstka said: >-Wall yes, but -Wextra can get pretty obnoxious. In my experience, >that one tends to flood you with "unused parameter" warnings every >time you have an IBAction that doesn't use the "sender" parameter, or >you have a notification handler that doesn't use

Re: NSUInteger in for-loop?

On Mon, Sep 15, 2008 at 1:48 PM, Charles Srstka <[EMAIL PROTECTED]> wrote: > On Sep 15, 2008, at 11:34 AM, Sean McBride wrote: > >> And gcc can catch these kinds of things! >> >> $ gcc-4.2 -framework Cocoa -std=c99 -Wall -Wextra ~/Desktop/test.m >> >> /Users/sean/Desktop/test.m: In function 'main':

Re: async NSOperation and NSOperationQueue

On Sep 15, 2008, at 10:31, Jason Coco wrote: You /should/, however, autorelease your NSOperation since your queue will retain it when you add it and release it when it completes. This sounds plausible, but I can't find anything in the documentation promising that NSOperationQueue will retain

Re: NSUInteger in for-loop?

On Sep 15, 2008, at 11:54 AM, Sean McBride wrote: On 9/15/08 12:48 PM, Charles Srstka said: -Wall yes, but -Wextra can get pretty obnoxious. In my experience, that one tends to flood you with "unused parameter" warnings every time you have an IBAction that doesn't use the "sender" parameter, o

Cocoa Developer Position in San Jose, Ca

Software Developer - COCOA Company:Confidential Job ID#:08082102 # of Positions: 1 Job Type: Full Time Permanent or Contract on-site Location: San Jose, Ca Contact:Darren Tessitore ([EMAIL PROTECTED]) Position Des

Re: referencing XML Data

Working from the simple NSXMLParser example from http://weblog.bignerdranch.com/?p=48 I suggest you use parser:didStartElement:... to look for and begin accumulating fields, and use parser:didEndElement:... to note completion of first_name, last_name, etc and react accordingly. In the simpl

Re: NSUInteger in for-loop?

On Sep 15, 2008, at 12:57 PM, Michael Ash wrote: gcc allows you to disable individual warnings. So using "-Wall -Wextra -Wno-unused-parameter" will give you all of the good warnings with none of the annoying unused parameter ones. In practice, this single warning is the only one I've found in th

Re: NSUInteger in for-loop?

On 9/15/08 12:17 PM, Nathan Kinsinger said: >> Well, to each his own. I find it is a worthwhile tradeoff. For >> action >> methods, just do: >> >> - (IBAction)handleButton:(id)sender >> { >>(void)sender; >> >>... >> } > >There is also "#pragma unused", it's kind of ugly but is specific >

Re: Strange property behavior

Hmm, Here is the assembly i think we can take a guess why NSString *n = [[o someMethod] someProperty]; 0x5d42 <+0550> mov-0x28(%ebp),%edx 0x5d45 <+0553> lea0x56a8(%ebx),%eax 0x5d4b <+0559> mov(%eax),%eax 0x5d4d <+0561> mov%eax,0x4(%esp) 0x5d5

Re: NSUInteger in for-loop?

On Sep 15, 2008, at 11:24, Sean McBride wrote: '#pragma unused' will cause some compilers to warn "unknown pragma". Though, since this is the Cocoa list, and Cocoa is not really portable, I guess it doesn't matter. There's also the convenient macro "__unused", which seems to work fine for

Re: NSXMLParser and character entities?

On 14.9.2008, at 10:45, Nathan Kinsinger wrote: On Sep 12, 2008, at 3:56 PM, Kai wrote: When NSXMLParser hits a character entity like ä (-> German umlaut 'ä'), it sends parser:resolveExternalEntityName:systemID: to its delegate and if this is not implemented or returns nil, parser:parseE

Re: Strange property behavior

On Mon, Sep 15, 2008 at 9:37 AM, Loren Brichter <[EMAIL PROTECTED]> wrote: > I'm no fan of these newfangled Objective-C 2.0 features that you > whippersnappers seem so excited about (call me old fashioned), but I'm > giving properties a shot, especially now that I'm working on some > stuff for [RED

Re: Can't get to work setDoubleAction on NSMatrix with NSButtonCell

I wonder whether Button Cells are built to provide double-click actions (seems kind of weird if they do). Do you get 2 single-click actions? From the NSMatrix double action docs: "The double-click action of an NSMatrix is sent after the appropriate single-click action (for the NSCell clic

Abusing targetForAction: with non-action selectors

Hello, Is it safe to use -[NSApplication targetForAction:] with non-action selectors? For example, selectors that have more than one argument, non-id first argument, or return values? The documentation for targetForAction:to:from: seems to imply it just does a respondsToSelector: on each

Re: async NSOperation and NSOperationQueue

On Sep 15, 2008, at 14:04 , Quincey Morris wrote: On Sep 15, 2008, at 10:31, Jason Coco wrote: You /should/, however, autorelease your NSOperation since your queue will retain it when you add it and release it when it completes. This sounds plausible, but I can't find anything in the docu

Re: NSXMLParser and character entities?

On Sep 15, 2008, at 1:45 PM, Kai wrote: Of course if the content really is XHTML you should really be using an HTML parser and not an XML one. No, it isn’t. Just needs some way to encode all German characters. I’ll have to investigate whether simply using utf8 encoding is an option, th

NSXMLParser

Hi All, Was wondering if somebody could answer how thread safe NSXMLParser is, as I need to use it with NSURL set to remote server and the response could take a while, so this why I want to put off into another thread. While I can see it can be used with a NSURL, is there a way I can do a HTTP

Re: async NSOperation and NSOperationQueue

On Sep 15, 2008, at 1:04 PM, Quincey Morris wrote: On Sep 15, 2008, at 10:31, Jason Coco wrote: You /should/, however, autorelease your NSOperation since your queue will retain it when you add it and release it when it completes. This sounds plausible, but I can't find anything in the docu

Re: BOOL array

> > Of course there's always std::vector< bool > ;-) usually at 1 bit per > bit... > > -- > Scott Ribe > [EMAIL PROTECTED] > http://www.killerbytes.com/ > (303) 722-0567 voice Thanks for the tip. So I ended up going the route of making my .m files into .mm files, and using std::vector< vector > t

Re: BOOL array

On Mon, Sep 15, 2008 at 2:43 PM, Alex Reynolds <[EMAIL PROTECTED]> wrote: >> >> Of course there's always std::vector< bool > ;-) usually at 1 bit per >> bit... >> >> -- >> Scott Ribe >> [EMAIL PROTECTED] >> http://www.killerbytes.com/ >> (303) 722-0567 voice > > > Thanks for the tip. So I ended up

Re: BOOL array

On Sep 15, 2008, at 4:43 PM, Alex Reynolds wrote: Is there a difference in the underlying storage between vector and vector? Yes! std::vector is a class template. There's a generic implementation provided that works with any type (within certain constraints), but there's a specializati

Core Data and ordered relationships

Hi all, There have been discussions in the past about the fact that relationships in Core Data are unordered (sets) instead of ordered (arrays). I have a vague question about this... In my model: entity 'Department' has a to-many relationship to entity 'Employee' named 'employees'. There are a

Re: BOOL array

On Mon, Sep 15, 2008 at 5:43 PM, Alex Reynolds <[EMAIL PROTECTED]> wrote: > Are there any downsides to creating Cocoa-based applications in Objective > C++? If you're switching to Objective-C++ just to get std::vector, I would strongly suggest you reconsider. There are plenty of issues regarding

Re: Core Data and ordered relationships

Hi- On Sep 15, 2008, at 2:55 PM, Sean McBride wrote: b) add an attribute named 'index' (value 1 to 6) and code methods named employee1, etc. in my NSManagedObject subclass? Certainly do the second one, unless there's some factor in your business logic that demands exactly six employees, b

Re: BOOL array

BOOL vs. bool aside (as well as a couple methods that return NSString* and throw NSException) I wanted to take a stab at making this particular class more portable. If I wrote it closer to the C++ STL spec, I could more easily use it in other contexts while writing my larger application in Coc

Re: NameAndPassword Sample Code

Jason, I haven't read this yet, so I'm not sure if it will be useful or not, but it may... assuming you have two computers that you can use, anyway. HTH, J http://developer.apple.com/technotes/tn2008/tn2108.html I hadn't seen that, thanks. Regards, Patrick __

Re: async NSOperation and NSOperationQueue

On Sep 15, 2008, at 14:35, Ken Thomases wrote: It's possible that it's not safe to release a NSOperation until after it returns YES to [NSOperation isFinished]. I don't think there needs to be anything specific in the documentation. In the absence of a documented exception, we should ass

Re: BOOL array

On Sep 15, 2008, at 5:16 PM, Alex Reynolds wrote: I also wanted to learn a bit about Objective-C++. What are the issues that involve exceptions? I find that NSExceptions I have in my larger application still work when I poke those. In the 32-bit runtime, Objective-C exceptions and C++ exc

Re: async NSOperation and NSOperationQueue

On Sep 15, 2008, at 5:18 PM, Quincey Morris wrote: On Sep 15, 2008, at 14:35, Ken Thomases wrote: It's possible that it's not safe to release a NSOperation until after it returns YES to [NSOperation isFinished]. I don't think there needs to be anything specific in the documentation. In t

MySQL?

Hi All, Does anyone know what I need to connect from OS X to a MySQL DB and run a few queries? This would be from Objective-C or C++. Any examples? What should I be downloading? Thanks, -Jason ___ Cocoa-dev mailing list (Cocoa-dev@lists.apple.

Re: MySQL?

I've been using MySQL-Cocoa and it works fine... Light, fast, easy: http://mysql-cocoa.sourceforge.net/ Documentation is sparse (non-existent), but it's a simple API that you can easily see by looking at the code. Had to recompile for intel, but that wasn't a big deal. > From: "J. Todd Slack" <

Re: MySQL?

On Sep 15, 2008, at 18:59 , J. Todd Slack wrote: Hi All, Does anyone know what I need to connect from OS X to a MySQL DB and run a few queries? This would be from Objective-C or C++. Any examples? What should I be downloading? The MySQL C API is distributed with MySQL, so if you have d

Re: Can't get to work setDoubleAction on NSMatrix with NSButtonCell

On 16 Sep 2008, at 6:01 am, Robert Martin wrote: I wonder whether Button Cells are built to provide double-click actions (seems kind of weird if they do). Well, it works for me. In my case I have a palette of tool buttons. The single-click selects the tool, but the double-click provides s

Re: Abusing targetForAction: with non-action selectors

It's not safe... once the target is found (using respondsToSelector:, you're right), the action is performed with:[target performSelector:actionSelector withObject:sender]; which means that anything but an object as a sender will potentially crash. The only safe thing you can image is to have an

Re: Abusing targetForAction: with non-action selectors

On 16 Sep 2008, at 6:13 am, Dave Dribin wrote: Is it safe to use -[NSApplication targetForAction:] with non-action selectors? For example, selectors that have more than one argument, non-id first argument, or return values? The documentation for targetForAction:to:from: seems to imply it

Re: Abusing targetForAction: with non-action selectors

On Sep 15, 2008, at 6:30 PM, Julien Jalon wrote: It's not safe... once the target is found (using respondsToSelector:, you're right), the action is performed with: [target performSelector:actionSelector withObject:sender]; which means that anything but an object as a sender will potentially

Re: Abusing targetForAction: with non-action selectors

On Sep 15, 2008, at 3:13 PM, Dave Dribin wrote: Hello, Is it safe to use -[NSApplication targetForAction:] with non-action selectors? For example, selectors that have more than one argument, non-id first argument, or return values? The documentation for targetForAction:to:from: seems to

Re: Abusing targetForAction: with non-action selectors

On Sep 15, 2008, at 6:35 PM, Graham Cox wrote: What exactly are you trying to do? I'd say it's not safe, since that usage isn't anticipated, or necessary. If you could perhaps outline why you think you need it a better solution can be suggested. I've got, say, an info panel that needs to d

Re: Abusing targetForAction: with non-action selectors

On 16 Sep 2008, at 9:51 am, Dave Dribin wrote: I've got, say, an info panel that needs to display different stuff based on some object in the responder chain. What I really want to do is search the responder chain for an object that conforms to a specific protocol. I was just picking a m

Re: Abusing targetForAction: with non-action selectors

On Sep 15, 2008, at 6:56 PM, Graham Cox wrote: I think you have this a bit backwards, possibly. You still have to get notified when the first responder changes in order to tell your info panel to reorganise itself, so why not use that notification to directly obtain the correct target? Objec

Re: Bug with -changeAttributes: in NSFontManager/Font Panel?

Anyone? I notice that this question has been asked numerous times in various forums across the 'net, with not one answer. So clearly it's an issue that several people have run into, but met with stony silence. Apparently the Font Panel UI is quite broken yet very few have ever noticed! We

NSWindowController

Sorry if this is a bit basic, but I can't figure out why my preference panel only comes up the first time. Second and subsequent times, nothing happens. I have this code linked to Preferences menu item: - (IBAction)preferences:(id)sender { if (nil == preferencesController) { preferencesCo

NSPopupButton Bindings Content Objects is disabled

According to the docs: http://developer.apple.com/documentation/Cocoa/Conceptual/MenuList/Articles/ManagingPopUpItems.html You typically bind the contentObjects value of the button to the arrangedObjects of an array controller, and the contentValuesvalue of the button to the same path but ad

RE: MySQL?

Jason, Check out the CocoaMYSQL "bundled framework", aka MCPKit. It is quite easy to use, and there is an example app (cocoamysql). My personal feelings are that we should all be using ODBC to connect to these DBs, however there is ODBC support under cocoa is presently pretty dicey, so we are stu

Re: NSWindowController

Your window might be set to release on close in IB, causing it to be deallocated instead of just ordered out when the user clicks its close button. -- Chris On Sep 15, 2008, at 6:55 PM, Chris Idou <[EMAIL PROTECTED]> wrote: Sorry if this is a bit basic, but I can't figure out why my p

Re: NSPopupButton Bindings Content Objects is disabled

On Sep 15, 2008, at 19:16:04, Rick Mann wrote: According to the docs: http://developer.apple.com/documentation/Cocoa/Conceptual/MenuList/Articles/ManagingPopUpItems.html You typically bind the contentObjects value of the button to the arrangedObjects of an array controller, and the contentV

Re: NSWindowController

Well, I'm using garbage collection. Anyway, I turned that option off in IB, but nothing changed. --- On Mon, 9/15/08, Chris Hanson <[EMAIL PROTECTED]> wrote: > From: Chris Hanson <[EMAIL PROTECTED]> > Subject: Re: NSWindowController > To: "[EMAIL PROTECTED]" <[EMAIL PROTECTED]> > Cc: "cocoa-de

Re: NSWindowController

On 16 Sep 2008, at 11:55 am, Chris Idou wrote: - (IBAction)preferences:(id)sender { if (nil == preferencesController) { preferencesController = [[NSWindowController alloc] initWithWindowNibName:@"Preferences" owner:self]; } [preferencesController showWindow:self]; } In the NIB, the

Re: NSWindowController

That fixes it, but I thought the owner in this case was the owner of the NSWindowController, not the File's owner of the NIB. NSWindowController has an "owner" property. But if you're saying the owner is the File's owner, which is the NSWindowController itself, then what is the owner property

Re: NSWindowController

On 16 Sep 2008, at 1:44 pm, Chris Idou wrote: That fixes it, but I thought the owner in this case was the owner of the NSWindowController, not the File's owner of the NIB. -initWithWindowNibName:owner: expects you to pass the object that is represented by File's Owner in the NIB. Typically

Outlet from Different Implementation?

Greetings, Is it possible to get the value of an outlet from a different @implementation? For instance, if I have the two following interfaces and the outlets have been connected in IB: @interface MyGLView : NSOpenGLView { NSTimer *pTimer; } @end @interface MyContent : NSView {

Re: Outlet from Different Implementation?

On 16 Sep 2008, at 12:19 pm, Jeshua Lacock wrote: Is it possible to get the value of an outlet from a different @implementation? For instance, if I have the two following interfaces and the outlets have been connected in IB: @interface MyGLView : NSOpenGLView { NSTimer *pTimer; } @end

Re: NSWindowController

I see. But if some other object was the File's Owner, then how would you link the Window to the window Outlet of the Window Controller, which I presume is necessary? --- On Mon, 9/15/08, Graham Cox <[EMAIL PROTECTED]> wrote: > From: Graham Cox <[EMAIL PROTECTED]> > Subject: Re: NSWindowContro

Re: NSWindowController

OK, but if you had the window controller in the NIB, then you wouldn't be calling NSWindowController initWithWindowNibName:owner: in the first place. So the mystery of this API remains. --- On Mon, 9/15/08, Graham Cox <[EMAIL PROTECTED]> wrote: > From: Graham Cox <[EMAIL PROTECTED]> > Subject

Re: NSWindowController

On 16 Sep 2008, at 2:45 pm, Chris Idou wrote: I see. But if some other object was the File's Owner, then how would you link the Window to the window Outlet of the Window Controller, which I presume is necessary? You'd still have the window controller object in your nib, it just wouldn't

Re: Strange property behavior

> This seems, to me, to be a bug in the compiler (I can easily reproduce > it on the desktop). Please file a report at > . Yep, it's a bug all right. A report has been filed. Loren ___ Cocoa-dev mailing list (Cocoa-dev@list

Re: NSWindowController

On 16 Sep 2008, at 3:34 pm, Chris Idou wrote: OK, but if you had the window controller in the NIB, then you wouldn't be calling NSWindowController initWithWindowNibName:owner: in the first place. So the mystery of this API remains. And if the window controller were not in the nib, but wer

Does NSTextField sends delegate messages to itself?

Greetings, I've subclassed NSTextField so that I can override - acceptsFirstResponder to return NO. I've noticed an unexpected behaviour which I hope is the right thing because now I want to rely on it. To wit: without explicitly setting the text field's delegate, I can receive delegate

Re: Does NSTextField sends delegate messages to itself?

On 16 Sep 2008, at 4:37 pm, Ron Fleckner wrote: So my question is, I suppose, does NSTextField send delegate messages to instances of itself? It doesn't, but the shared field editor object does. The text field is the delegate of the shared field editor when it is active. see: http://dev

Re: Does NSTextField sends delegate messages to itself?

On 16/09/2008, at 4:46 PM, Graham Cox wrote: On 16 Sep 2008, at 4:37 pm, Ron Fleckner wrote: So my question is, I suppose, does NSTextField send delegate messages to instances of itself? It doesn't, but the shared field editor object does. The text field is the delegate of the shared f