Re: Comparing path strings

Le 27 mars 09 à 03:39, Adam R. Maxwell a écrit : On Mar 26, 2009, at 7:14 PM, Gregory Weston wrote: Jean-Daniel Dupas wrote: An other way may be to convert them into FSRef (using FSPathMakeRef()) and then compare them using FSCompareFSRefs() There's a risk to that solution, though. A l

Re: Reading one line at a time using NSFileHandle

On 26 Mar 09, at 13:27, Erg Consultant wrote: I read the CocoaBuilder thread to no avail. fgets won't work in my case because my text file contains special characters which fgets mangles. fgets is encoding-agnostic. You're probably going about the char* -> NSString conversion wrong - how a

Re: Comparing path strings

On Mar 26, 2009, at 10:39 PM, Adam R. Maxwell wrote: On Mar 26, 2009, at 7:14 PM, Gregory Weston wrote: Jean-Daniel Dupas wrote: An other way may be to convert them into FSRef (using FSPathMakeRef()) and then compare them using FSCompareFSRefs() There's a risk to that solution, though.

Re: Shortcut handling in different keyboard layouts

> In general, using character codes is the most appropriate way. It lets the > matching code automatically adapt to whatever the current keyboard layout > may be. If you check the character code, it doesn't matter which physical > key you've pressed. Sounds interesting. I am gonna try this right n

Re: Shortcut handling in different keyboard layouts

> In general, using character codes is the most appropriate way. It lets the > matching code automatically adapt to whatever the current keyboard layout > may be. If you check the character code, it doesn't matter which physical > key you've pressed. Just to be sure - what character codes you are

AudioToolbox: shift playback position

Hi all. I'm working on an audio recording / playback application for iPhone, and use Apple's sample project SpeakHere as a starting point. Everything works all right; however, there's just one thing I can't figure out how to do. While playback, I want to be able to pause playing (via AudioQueuePau

Getting the Generic Hard Disk Icon?

Hi All, Where can I get the Icon for the standard Internal Hard Disk Icon? I've looked in /System/Library/CoreServices/CoreTypes.bundle/Contents/ Resources and found a lot of icon's there, but not one for the hard disk. I just want the Icon the Finder displays for the internal hard drive.

Re: Getting the Generic Hard Disk Icon?

Hello, Dave, There might be a better way but I've been using: NSImage *icon = [[NSWorkspace sharedWorkspace] iconForFile:@"/"]; You will need to know the UNIX path of the disk first. Regards, Rob. On 27 Mar 2009, at 10:58, Dave wrote: Hi All, Where can I get the Icon for the standard Inter

Preventing highlight of RowSelection in NSTableView

Hi Everyone, How can we prevent the highlight feature , when we select row in NSTableView. I also want to shouldSelectRow return YES. Thanks & Regards, -Sourabh DISCLAIMER == This e-mail may contain privileged and confidential information which is the property of Persistent Systems Ltd.

Re: Getting the Generic Hard Disk Icon?

Try this: NSString *codeStr = @"hdsk"; OSType code = UTGetOSTypeFromString((CFStringRef)codeStr); NSImage *picture = [[NSWorkspace sharedWorkspace] iconForFileType:NSFileTypeForHFSTypeCode(code)]; I just happened to be in Apple's IconCollection sample code yesterday, so this is pulled prett

Re: Getting the Generic Hard Disk Icon?

In fact, a cleaner way would be to do this: NSImage *picture = [[NSWorkspace sharedWorkspace] iconForFileType:NSFileTypeForHFSTypeCode(kGenericHardDiskIcon)]; Le 27 mars 09 à 14:30, Mike Glass a écrit : Try this: NSString *codeStr = @"hdsk"; OSType code = UTGetOSTypeFromString((CFStringRe

Confused about superclass initializers

I've thought myself into a hole in a subclass here If I have a class Foo with a subclass Bar, which adds say 2 new variables, in Bar's init method I do the usual self = [ super init ]; after someone called me with Bar *myBar = [ [ Bar alloc ] init ]; at the point I cal

Re: Confused about superclass initializers

On Fri, Mar 27, 2009 at 10:53 AM, Roland King wrote: > I've thought myself into a hole in a subclass here > > If I have a class Foo with a subclass Bar, which adds say 2 new variables, > in Bar's init method I do the usual > >        self = [ super init ]; > > after someone called me with > >

Re: Confused about superclass initializers

Am 27.03.2009 um 15:53 schrieb Roland King: I've thought myself into a hole in a subclass here If I have a class Foo with a subclass Bar, which adds say 2 new variables, in Bar's init method I do the usual self = [ super init ]; after someone called me with Bar *myBa

Re: Confused about superclass initializers

and if I'm a moron and subclass a Foo which is ... singleton or returns one specific instance for its parameters then .. I get some cached Foo and it's my own stupid fault. [ self alloc ] makes sense .. most 'bait and switch' initializers would call that, and of course that goes back to the

Re: NSFileManager: can't set group ID on 10.4

I put together a test project: http://dev.deeptechinc.com/sidney/setgid_demo.zip The product takes two arguments, a GID and a filename. It was unable to change the file's group on two 10.4.11 machines (but changeFileAttributes:atPath: returned success). It worked on two 10.5 machines. Can anyone

Image within Textfield - Show Editor at correct position

Hi, I want to implement a Textfield that shows an image at the left side, just like the addressbar in Safari. Therefore I subclassed NSTextFieldCell and overrode - (void)drawInteriorWithFrame:(NSRect)cellFrame inView:(NSView *)controlView. It draws the image and then calls super with a fram

Processing data maintained with Core Data

Hello, I've been scouring the list archive while I'm learning to use Core Data, which has been a big help with many questions. But now I have a question which I've not found answered elsewhere. Brief background: I'm porting an audio generation system to Mac OS. The code for generating aud

Re: AudioToolbox: shift playback position

On Mar 27, 2009, at 4:54 AM, Sergey Shapovalov wrote: Am I doing something wrong? Does anybody know a way how to set playback position properly? IANTM, but you might have better luck asking on the CoreAudio list. Nick Zitzmann

several windows in a NIB ?

Hi all, I'm in the process of writing a proof-of-concept music sequencer. At the moment all I'm aiming for is putting note events into tracks. I'm using a Core Data model, which defines a Composition holding multiple Tracks, each holding multiple Events. I've already done a basic NIB for

Re: several windows in a NIB ?

On Fri, Mar 27, 2009 at 12:00 PM, Guillaume Laurent wrote: > ... it suddenly occurs to me that nothing prevents me from having several > top-level windows > in a single NIB, i.e. the Track Editor Panel may just as well be defined in > the same NIB as > the main window, and that simplifies thin

Re: several windows in a NIB ?

Oh, and leaning the other way, your problem is best solved by using a central controller as an access path to get to the other controllers. In a non-doc-based app, that'd be some central MyApplicationController with outlets to all other controllers. Those subsystem controllers would have an outle

clarification regarding properties

Hello all, I'd like a little clarification, please. If I understand correctly, there *is* a difference between using self.foo and just foo, where foo is a property, right? foo = whatever just sets the value of foo to the value of whatever, but self.foo = whatever actually calls the metho

Re: several windows in a NIB ?

On 3/27/09 12:11 PM, I. Savant said: >> ... it suddenly occurs to me that nothing prevents me from having >several top-level windows >> in a single NIB, i.e. the Track Editor Panel may just as well be >defined in the same NIB as >> the main window, and that simplifies things a lot. >> >> A questi

Re: clarification regarding properties

On Mar 27, 2009, at 10:24 AM, WT wrote: foo = whatever just sets the value of foo to the value of whatever, but self.foo = whatever actually calls the method setFoo: with whatever as its argument. This difference is important because the setter method might do some necessary memory manag

Re: several windows in a NIB ?

On Fri, Mar 27, 2009 at 12:34 PM, Sean McBride wrote: > 3 - The nib and xib file formats to not diff & merge nicely.  So if you > develop in a team, it's nearly impossible for more than one person to > change a nib at the same time (unlike source code).  This is a good > reason to keep nibs small

Re: Processing data maintained with Core Data

On Mar 27, 2009, at 08:08, Peter Castine wrote: I'm porting an audio generation system to Mac OS. The code for generating audio is in C and has run on a couple of other OSs. It's been reasonably straight forward to model the parameters for this system with Core Data, and I'm excited about g

Re: clarification regarding properties

Am 27.03.2009 um 17:24 schrieb WT: foo = whatever just sets the value of foo to the value of whatever, but self.foo = whatever actually calls the method setFoo: with whatever as its argument. Yes. If it is, this would be a major gotcha for Java developers new to Obj-C. In Java, this.foo =

Re: several windows in a NIB ?

On Mar 27, 2009, at 17:34 , Sean McBride wrote: On 3/27/09 12:11 PM, I. Savant said: ... it suddenly occurs to me that nothing prevents me from having several top-level windows in a single NIB, i.e. the Track Editor Panel may just as well be defined in the same NIB as the main window, an

Re: clarification regarding properties

On Mar 27, 2009, at 09:24, WT wrote: If I understand correctly, there *is* a difference between using self.foo and just foo, where foo is a property, right? foo = whatever just sets the value of foo to the value of whatever, but self.foo = whatever actually calls the method setFoo: with wh

user access privileges to plist in /library/preferences

Hi, I'd like to load/save some global preferences of my app. I have it all as an NSMutableDictionary and I load/save it as a plist in /library/preferences. If the user logged in does not have admin rights obviously the file does not save. How can I overcome this problem programatically from my

Re: Preventing highlight of RowSelection in NSTableView

On 2009 Mar 27, at 04:40, Sourabh Sahu wrote: How can we prevent the highlight feature , when we select row in NSTableView. I also want to shouldSelectRow return YES. I believe this will do what you want: If you're building for Leopard only, subclass NSTableView so that this method is a

Re: user access privileges to plist in /library/preferences

Hi Sjors, thanks for the swift reply. I'd like the file to be user independent, so it should always read/write to the same file whoever logs in (it actually collects stats of usage). Is there a better place to store the file? (has to be outside of /users) How can I overcome the privileges issue?

Re: user access privileges to plist in /library/preferences

On 2009 Mar 27, at 10:44, wrote: Hi, I'd like to load/save some global preferences of my app. I have it all as an NSMutableDictionary and I load/save it as a plist in /library/preferences. If the user logged in does not have admin rights obviously the file does not save. How can I overco

Re: user access privileges to plist in /library/preferences

Thanks Jerry, thats perfect thanks. On Fri, 27 Mar 2009 10:58:10 -0700, Jerry Krinock wrote: > On 2009 Mar 27, at 10:44, wrote: > >> Hi, I'd like to load/save some global preferences of my app. I have >> it all >> as an NSMutableDictionary and I load/save it as a plist in >> /library/preferen

Re: user access privileges to plist in /library/preferences

I'd like the file to be user independent, so it should always read/ write to the same file whoever logs in (it actually collects stats of usage). Is there a better place to store the file? (has to be outside of / users) How can I overcome the privileges issue? If it's just collecting stats

isEqual, isEqualToString, compare behaviors

am not being able to explain the output of the following code; code and output pasted below. #import int main (int argc, const char * argv[]) { NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init]; NSComparisonResult compareResult = 0; id fileAttributes = nil; if(fil

Re: OpenGL context sharing

Hi, yes, it might be something like this. Unfortunatly I had a fatal hard disk crash today so it will take some time until I get to the point again where I can try out what you suggested. To test that and to get more into this topic I think I will build a sample setup to get more into this topic.

Re: clarification regarding properties

First, thanks to all who responded to my question. On Mar 27, 2009, at 6:34 PM, Quincey Morris wrote: The 'foo' in 'self.foo' is a property. The 'foo' in 'just foo' is *not* a property, but an instance variable. It's really important to know that the two are entirely different things, even w

Re: Preventing highlight of RowSelection in NSTableView

On Mar 27, 2009, at 10:53 AM, Jerry Krinock wrote: On 2009 Mar 27, at 04:40, Sourabh Sahu wrote: How can we prevent the highlight feature , when we select row in NSTableView. I also want to shouldSelectRow return YES. I believe this will do what you want: If you're building for Leopard

Re: clarification regarding properties

On Fri, Mar 27, 2009 at 11:31 AM, WT wrote: > First, thanks to all who responded to my question. > > On Mar 27, 2009, at 6:34 PM, Quincey Morris wrote: > >> The 'foo' in 'self.foo' is a property. The 'foo' in 'just foo' is *not* a >> property, but an instance variable. It's really important to kno

Re: clarification regarding properties

On Fri, Mar 27, 2009 at 2:31 PM, WT wrote: > > On Mar 27, 2009, at 6:34 PM, Quincey Morris wrote: > > The 'foo' in 'self.foo' is a property. The 'foo' in 'just foo' is *not* a >> property, but an instance variable. It's really important to know that the >> two are entirely different things, even

Re: isEqual, isEqualToString, compare behaviors

isEqualXXX methods returns a boolean and not a NSComaprisonResult like compare:. So, for these 0 == NO, and 1 == YES. No problem then. Le 27 mars 09 à 19:30, Ameen a écrit : am not being able to explain the output of the following code; code and output pasted below. #import int main (int

Help with implementing delegates

I am having problems with implementing delegates, and I'm sure I'm doing something silly. Would appreciate help from the experts. I can get a simple case to work, where I invoke a delegate method with no parameters passed, but I can't get the case where I invoke the delegate metho

Re: Help with implementing delegates

albert jordan Mobility wrote: In Foo, I have set up the following delegate method -(void) test: (dgtest *) sender:didFinish: (BOOL) complete Over-colonization? Try: -(void) test: (dgtest *) sender didFinish: (BOOL) complete Note the removal of the colon between sender and didFinish. Al

Re: Processing data maintained with Core Data

On Fri, 27 Mar 2009 10:09:20 -0700, Quincey Morris said: >The other question that comes to mind here is: why Core Data? Core >Data may simplify your life if you have a very complicated (database- >ish) data model, or if you have very many (tens of thousands) data >model objects, or you have some v

Re: GetProcessBundleLocation() -- no good in background agents!

On 2009 Mar 25, at 16:24, Eric Schlegel wrote: This sounds like a bug to me. Please file it. Bug ID: 6731996 ___ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the m

"Un-deleting" objects in an NSManagedObjectContext?

I've tried reading TFM and searching TFW, but can't find a solution to a little problem. I just noticed that, if -[NSManagedObjectContext save:] fails due to a delete operation failing to validate, then the object to delete remains in the deletedObjects set. How do I get it out of that set

Can NSTrackingArea rects be nested?

I have a view that contains an NSTextView. I place NSTrackingAreas on portions of the TextView's text. I attach a userInfo dictionary to each of the tracking areas with a variety of parameters. The view containing the TextView happens also to have an NSTrackingArea around its entire frame.

Fwd: Help with implementing delegates

I am having problems with implementing delegates, and I'm sure I'm doing something silly. Would appreciate help from the experts. I can get a simple case to work, where I invoke a delegate method with no parameters passed, but I can't get the case where I invoke the delegate meth

Popup menu in custom view ...

Hi, I need help with implementing a popup menu in a custom view. I have an NSCollectionView, and the prototype view draws an image, some text etc. When the mouse is over the image a small bezel appears with a gear icon on it (in a similar fashion to how the 'play' bezel appears in iTunes when you

Re: Popup menu in custom view ...

On 28/03/2009, at 11:46 AM, Mic Pringle wrote: call [NSMenu popupContextMenu...] That should work, but watch the coordinates for its position - they need to be converted to screen (global) coordinates. If you pass in local ones chances are the menu is appearing off-screen. --Graham

Embeded SQLite

Ok I've got two books, and all of apple's docs and when they talk about executing a simple sql query they create this big convoluted method to do a simple task... Is there a reason to do it that way rather than using sqlite3_exec() and getting the data via the callback? Basically I've approac

open URL in default browser

Greetings, I'm new to Cocoa, and helping to port a carbon app to cocoa. In particular, I want to be able to open an arbitrary URL in the default internet browser, regardless of whether the URL refers to a local file that normally opens in some other app (e.g. a jpeg image that opens in Preview), o

Number of NSMetadataQuery objects limited?

Hi, I am running into a problem with having more than 32 NSMetadataQuery objects around (started and still allocated). When I start my queries for a certain scope (in this case a directory containing 1.500 files, which has been indexed by a custom spotlight importer before), I cannot get

Re: user access privileges to plist in /library/preferences

Hi, if you save the file in ~/library/preferences/ the user will have access to the files because it is in the local user directory. Hope that helps, Sjors Op 27 mrt 2009, om 18:44 heeft het volgende geschreven: Hi, I'd like to load/save some global preferences of my app. I have

Re: Help with implementing delegates

According to Greg Guerin: > albert jordan Mobility wrote: > > > In Foo, I have set up the following delegate method > > > > -(void) test: (dgtest *) sender:didFinish: (BOOL) complete > > Over-colonization? Try: > >-(void) test: (dgtest *) sender didFinish: (BOOL) complete > > Note the re

Re: Help with implementing delegates

On Mar 27, 2009, at 7:48 PM, Drew Lawson wrote: According to Greg Guerin: albert jordan Mobility wrote: In Foo, I have set up the following delegate method -(void) test: (dgtest *) sender:didFinish: (BOOL) complete [...] You just gave me a newbie headache. How is that original parsed?

Re: Help with implementing delegates

On Fri, Mar 27, 2009 at 4:48 PM, Drew Lawson wrote: > According to Greg Guerin: > >> albert jordan Mobility wrote: >> >> > In Foo, I have set up the following delegate method >> > >> > -(void) test: (dgtest *) sender:didFinish: (BOOL) complete >> >> Over-colonization?  Try: >> >>    -(void) test:

Re: Can NSTrackingArea rects be nested?

On Mar 27, 2009, at 15:48, Stuart Malin wrote: I have a view that contains an NSTextView. I place NSTrackingAreas on portions of the TextView's text. I attach a userInfo dictionary to each of the tracking areas with a variety of parameters. The view containing the TextView happens also to h

Storing API keys in plist file

Hi all, My app relies on an external RESTful services, the service issues a key for the REST services and at the moment I have hard coded that in my wrapper classes. I would like to put this into a preference file somewhere (suspecting a plist file). Obvious App-Info.plist doesn't seem to be the

Re: Storing API keys in plist file

[NSUserDefaults standardUserDefaults] Kiel :-) "Love does not consist in gazing at each other but looking together in the same direction." Antoine de Saint-Exupery On 28/03/2009, at 2:38 PM, Devraj Mukherjee wrote: Hi all, My app relies on an external RESTful services, the service issues a

Re: Embeded SQLite

On Mar 27, 2009, at 7:02 PM, Development wrote: Ok I've got two books, and all of apple's docs and when they talk about executing a simple sql query they create this big convoluted method to do a simple task... What books and documentation are you referring to? Where did you see "this

NSSlider with mouseUp

I have a preferences window with an NSSlider control in it that has to update continuously in order to indicate just where the marker is on the scale. But, because of the relatively complex changes required when the slider is set, I only want to act on the slider settings when the slider h

Re: NSSlider with mouseUp

On Mar 27, 2009, at 21:39, K. Darcy Otto wrote: I have a preferences window with an NSSlider control in it that has to update continuously in order to indicate just where the marker is on the scale. But, because of the relatively complex changes required when the slider is set, I only want

re: Optimistic locking failure with NSOverwriteMergePolicy

Does any know how is it possible to receive optimistic locking failure exception with NSOverwriteMergePolicy in all used managed object contexts? No, that sounds like a bug, which you should file. Try using the NSMergeByPropertyObjectTrumpMergePolicy instead. - Ben ___

re: "Un-deleting" objects in an NSManagedObjectContext?

-insertObject: is the reciprocal of deleteObject: You can use it to cancel a deletion. - Ben ___ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at

re: Processing data maintained with Core Data

Brief background: I'm porting an audio generation system to Mac OS. The code for generating audio is in C and has run on a couple of other OSs. It's been reasonably straight forward to model the parameters for this system with Core Data, and I'm excited about getting CD to handle multiple Undo and

NSSound needs a run loop cycle to repeat-play a sound?

If I invoke NSSound to play the same sound more than once, without cycling through a run loop, it only plays the first time, and other times, fails "silently". [1] If I cycle through a run loop, then it works fine. [2] The documentation states that NSSounds play in a separate thread and I