Re: Problems with ScriptingBridge and iTunes

2008-03-02 Thread Jens Alfke
On 2 Mar '08, at 4:54 AM, Steven Degutis wrote: I think it's clear why [currentTrack isKindOfClass:[iTunesFileTrack class]] evaluates to true: in the previous line, you defined it as such, like this: iTunesTrack *currentTrack = [iTunes currentTrack]; So obviously it is an iTunesTrack! No. It

Re: Spotlight importer for records

2008-03-02 Thread Jens Alfke
On 2 Mar '08, at 10:09 PM, Adam P Jenkins wrote: I'd like to make Spotlight index individual records from my application, rather than whole files. Spotlight doesn't support that yet. Its unit of granularity is whole files. Some examples of this are Apple's own iCal, Address Book, and

Re: Subview bounds resizing when frame resizes

2008-03-02 Thread Jens Alfke
On 2 Mar '08, at 4:03 PM, Steve Weller wrote: The subview bounds are set correctly at the start, but if I make the subview's frame larger, the bounds are scaled larger too. I thought from this in the NSView docs that the subview's bounds would stay fixed: Nope. Changing a view's frame

Re: Spotlight importer for records

2008-03-03 Thread Jens Alfke
On 3 Mar '08, at 5:50 AM, Adam P Jenkins wrote: Thank you for the information. Search Kit does allow indexing arbitrary pieces of data that don't have to correspond to actual files, and since Spotlight is built on top of Search Kit I thought there would be some way to do the same thing.

Re: displaying image and multiple rows of text in NSTableView row

2008-03-03 Thread Jens Alfke
On 3 Mar '08, at 6:34 AM, Nick Rogers wrote: Now I need to show an icon in every row Add a new column and make its data cell an NSImageCell in IB. and also have to display 2 rows of text in one row of tableView. Is it possible, if yes then how and can i incresse a row's width to

Re: NSURLConnection SSL connection with expired cert.

2008-03-03 Thread Jens Alfke
On 3 Mar '08, at 1:08 PM, Dave Hersey wrote: Is there a way to get NSURLConnection to connect to an SSL server that has an expired certificate? I don't think so. I can't find any public API having to do with SSL or certificates. If this can't be handled by NSURLConnection, is there a

Re: Traversing windows with Cocoa

2008-03-03 Thread Jens Alfke
On 3 Mar '08, at 1:10 PM, aldo kurnia wrote: Given a window's TITLE, how do you create a reference to it, determine what kind of application the window is (the name of the application/executable)? and how do you move that window to the front? Applications run in protected memory spaces.

Re: Setting the image of an NSPopUpButton in IB?

2008-03-03 Thread Jens Alfke
On 3 Mar '08, at 1:56 PM, Nick Zitzmann wrote: I checked the archives and didn't see anything. How do I set the image to display in a pull-down NSPopUpButton using Interface Builder 3.0? That's funny, I was just doing this for the first time today, too! I got it to work... I also

Re: How to get an NSString from a non-terminated array of unicode chars (length is known)

2008-03-04 Thread Jens Alfke
On 3 Mar '08, at 11:00 PM, Stuart Malin wrote: The library defines an XML_Char type, so my code below refers to that, but XML_Char is wchar_t (which, I believe is UTF8 on a Mac). No. It's UTF-16. (UTF-8 is an 8-bit encoding, a superset of ASCII where characters 127 are encoded as multiple

Re: General MVC and ownership question

2008-03-04 Thread Jens Alfke
On 3 Mar '08, at 6:16 PM, Graham wrote: The question is: would the better design be one-controller-per-view, or a single controller supporting multiple views? In other words should the controller typically associate with a single view or the data model? Generally there should be a

Re: Programmatically loading page into WebView [was: (no subject)]

2008-03-04 Thread Jens Alfke
On 4 Mar '08, at 1:18 AM, ali alavi wrote: I need to be able to load the page automatically when I programmatically set the URL filed to a web page address. However the only way I can make the page appear now is by clicking in the URL field and hitting Return key. How can I do this

Re: Localise between different versions of English

2008-03-04 Thread Jens Alfke
On 4 Mar '08, at 3:23 PM, Sean McBride wrote: There's also Canadian English (en_CA), and perhaps others too... The ISO is in the process of adding en_LOL for Lolcat, aka Kitteh or Cat Pidgin[1]. (If you don't think there's a need for this, consider what HTTP Language: header value should

Re: regexkit [Using NSPredicate to parse strings]

2008-03-04 Thread Jens Alfke
On 4 Mar '08, at 8:55 PM, John Engelhart wrote: It's sort of ambiguous if the /usr/lib/libicucore library is 'supported' or not. I believe the general consensus is that it's not really there for public use, hence the missing headers, but it's also not verboten. Yeah, this is annoying.

Re: Core Data, SQLite, and Housekeeping

2008-03-05 Thread Jens Alfke
On 5 Mar '08, at 9:15 AM, I. Savant wrote: Okay, well that sucks. So now the question is this: does Core Data implicitly run VACUUM? If so, when? How often? Unfortunately googling and archive-searching did not produce any obvious answers to this particular question. My guess is that the

Re: NSStream SSL Help

2008-03-05 Thread Jens Alfke
On 5 Mar '08, at 12:24 PM, Eric Scharff wrote: This doesn't make sense because TLS shouldn't require host name verification anyway, and I'm sure that the server's SSL certificate is valid. The cert does look valid, and matches the domain name, so that doesn't seem to be the problem.

Re: Core Data, SQLite, and Housekeeping

2008-03-05 Thread Jens Alfke
On 5 Mar '08, at 3:49 PM, I. Savant wrote: To that, I pose another question: Why, then, does it make such a huge difference when I run the vacuum command against Mail's database? After just a month of usage, Mail seems sluggish when switching between various folders, but once I run the

Re: Need help with NSToolbarItem subclass and custom view

2008-03-05 Thread Jens Alfke
On 4 Mar '08, at 12:47 AM, Matthew Delves wrote: What I'm not sure about is how to pass any mouse click events through to the custom view rather than have them handled by the NSToolbarItem. Currently the custom view contains an NSSlider and an NSTextField. AppKit's regular

Re: Trying to intentionally create a memory leak

2008-03-07 Thread Jens Alfke
On 7 Mar '08, at 2:45 PM, Jake wrote: I have a Cocoa console application that has code that I was sure would leak - [NSNumber alloc] with no corresponding release. But when I run those tools I detect no leak. If you're just calling literally [NSNumber alloc], you're probably just

Re: NSUserDefaults and mutability

2008-03-08 Thread Jens Alfke
On 8 Mar '08, at 1:57 PM, Trygve Inda wrote: Is this expected? Can I rely on it? I will never need to change dict, but I am modifying items within a known sub Dictionary. Don't rely on this; it's entirely possible this behavior could change in the future, causing your app to throw an

Re: NSURLDownload and userInfo

2008-03-10 Thread Jens Alfke
On 10 Mar '08, at 6:35 PM, Ben Lachman wrote: Alternatively, if you're managing more than two requests at a time you can declare a mutable array of connections and then build a dictionary for each connection that includes any info you want you delegate to have available. I think it's

Re: Manipulating Sharing Services

2008-03-10 Thread Jens Alfke
On 10 Mar '08, at 9:10 PM, Jim Brown wrote: In Tiger one can determine if AFP is running with 'ps -axc | grep AppleFileServer' and AFP can be turned off by simply running a shell command (sudo killall AppleFileServer). This doesn't really work in Leopard for either determining if AFP is

Re: Working with large files and Memory

2008-03-11 Thread Jens Alfke
On 11 Mar '08, at 10:18 AM, Jean-Daniel Dupas wrote: The first advice I can give you is do not load the whole file into memory. Absolutely. Use read stream to read chunk of data and process them. (see NSInputStream or NSFileHandle). Or if the file is simple ascii text with newlines,

Re: Prevent click through (Tiger and Leopard)

2008-03-11 Thread Jens Alfke
On 11 Mar '08, at 9:36 PM, Marc Respass wrote: I am confused about how to prevent click through. I don't _think_ this is related to click-through, as in buttons in inactive windows still responding to clicks. Click-through doesn't happen for buttons explicitly marked as disabled. My

Re: encoding objects containing NSData ivars using NSKeyedArchiver

2008-03-12 Thread Jens Alfke
On 12 Mar '08, at 7:44 AM, Daniel Thorpe wrote: I'm trying to archive an object using NSKeyedArchiver. The object is question has quite a complex structure, and one of it's instance variables is an NSMutableData. I've tried using [coder encodeObject:result

Re: memory warnings

2008-03-12 Thread Jens Alfke
On 12 Mar '08, at 11:00 AM, John Stiles wrote: You can dive into BSD to get some values which might help you. I'm not an expert on this, but I've listened in on email threads where OS X kernel engineers were giving answers. Trying to preflight memory allocations is, basically, not

Re: BitMap data format and autorelease

2008-03-12 Thread Jens Alfke
On 12 Mar '08, at 12:01 PM, Trygve Inda wrote: (1) draw an NSImage into this bitmap (2) draw some semi-opaque text over the bitmap As I said, call -lockFocus on the imagerep. Then issue drawing commands (just as though you were in a view's -drawRect: method). Then calll -unlockFocus.

Re: Core Animation geometry, layer hosting, and resolution independence

2008-03-12 Thread Jens Alfke
On 12 Mar '08, at 2:49 PM, Nathan Vander Wilt wrote: I don't understand what this base coordinate system is (not the window's, otherwise the conversions would likely be offset by the view's position therein, right?). But whatever it is, it seems to be shared by the CALayer. The Cocoa

Re: What is the status on the New Cocoa 2.0 Books?

2008-03-12 Thread Jens Alfke
On 12 Mar '08, at 6:09 PM, colo wrote: As I two really want to get started at learning how to code for the NDA thing as well That NDA thing must be just that awesome to wait so long for some docs Part of the fun of being an early adopter is that you have to figure stuff out before there

Re: [Q] How can I repair file name with wrong encoding?

2008-03-12 Thread Jens Alfke
On 12 Mar '08, at 9:40 PM, S.J.Chun wrote: For example, a file in zip archive from Windows(Korean), the file name will have CP949 encoding. If I unzip this file the file name looks weird as you already expected. How can I repair the name of file? That depends on what the un-zip program

Re: [Q] How can I repair file name with wrong encoding?

2008-03-13 Thread Jens Alfke
On 12 Mar '08, at 10:27 PM, S.J.Chun wrote: It seems that when Finder unzips the zip file from Windows(which have files of CP949 encoded filename), it does not make unzipped file name as byte-by-byte equally as CP949; it does use some kind of unknown transformation of encoded name. That's

Re: What is the status on the New Cocoa 2.0 Books?

2008-03-13 Thread Jens Alfke
On 12 Mar '08, at 11:23 PM, Seth Willits wrote: Obj-C 2.0 takes 20 minutes to learn. There's not that much different, and the docs cover it pretty well. For the most part; but there are some subtleties* that can take some extra time to grasp later on as you run into them. (They are

Re: sorting large tables

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 8:52 AM, Daniel Child wrote: I am using sortArrayUsingFunction: context: to sort a fairly large table (100k recs). Judging from the readout of comparisons being made the sort appears to be about 80% done when everything comes to a halt. No message, no nothing. It just

Re: Multiple downloads crash in Leopard

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 10:31 AM, Rahul Shetty wrote: We do quite a lot of downloads simultaneously ( in the range of 100-200).NSURLDownload is used for the purpose. We witness some random crashes while doing so. We use separate threads to carry out these downloads. One thread is made to

Re: sorting large tables

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 1:42 PM, Daniel Child wrote: That makes a lot of sense to me, and that's the situation I'm trying to get to. But right now all I have is the original (unsorted) raw data. So I need to load it into memory and sort it. You don't necessarily need to sort all of it at once.

Re: Best Way To Lookup From a Huge Table

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 2:11 PM, Karan Lyons wrote: The table itself is pretty simple: It's just two columns, one with every zipcode in the US, and the other with the corresponding weather code. If the weather-codes are all as short as in your example, you could create a file that's just an

Re: BitMap data format and autorelease

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 5:44 PM, Trygve Inda wrote: Is this thread-safe? Or is it better to create the NSImage so I can call lockFocus ? The two are equally thread-safe, I'm pretty sure. I have never been brave enough to use AppKit on multiple threads, but I believe the current graphics

Re: get currently logging in users

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 5:49 PM, lazuardi wrote: Does anybody know how to get the full username of the currently logging in user at Tiger? You could have answered this yourself by opening Xcode's documentation window (Help Documentation), typing username into the search field, and setting

Re: Can core data save to a remote file?

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 8:38 PM, Adam Gerson wrote: I see that persistentStoreCoordinator just uses an NSURL which is great for remote reading because I can pass it an http url. Not necessarily. There are APIs in the system that take URLs, but only work with file: URLs. (For example,

Re: get currently logging in users

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 9:30 PM, lazuardi wrote: yes, I have done checking both of the leopard and tiger's darwin sources, before I ask to the mailinglists. You are asking to the *wrong* mailinglist. This one is for Cocoa (Foundation/AppKit/etc.) programming. Your question is about lower-

Re: sorting large tables

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 8:34 PM, Daniel Child wrote: It sounds like my program shouldn't be freezing in the first place, since my files are not THAT big. Here are the details. The most useful details would involve a sample* of what your program's doing. My guess is that it's just taking an

Re: Can core data save to a remote file?

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 9:48 PM, Kyle Sluder wrote: HTTP doesn't support writing. It does, actually. That's what the PUT method does; Tim Berners-Lee saw writeability as an important part of the Web architecture. But everyone just ignored poor PUT, until a few years ago when the buzzword

Re: get currently logging in users

2008-03-13 Thread Jens Alfke
On 13 Mar '08, at 10:04 PM, lazuardi wrote: I ask about the possibilities of doing that from Cocoa, because lowlevel API has failed. It's usually the other way around: you go to the low-level API if Cocoa fails. There's not much in the OS that's only accessible from an Obj-C API,

Re: Accessing memory out of set memory limit

2008-03-14 Thread Jens Alfke
On 13 Mar '08, at 11:18 PM, Mayank Varshney wrote: I am trying to set memory limit using setrlimit function function using resources RLIMIT_AS , RLIMIT_RSS , RLIMIT_DATA seperately . I also tried to Neither cocoa-dev nor carbon-dev is the right place to discuss this. Try the

Re: Can core data save to a remote file?

2008-03-14 Thread Jens Alfke
On 13 Mar '08, at 10:10 PM, Kyle Sluder wrote: POST isn't usable for this: The action performed by the POST method might not result in a resource that can be identified by a URI. Not generically usable, no, but some web-apps have protocols that use POST to save a resource in a PUT-like way

Re: Disable Exposé / Spaces / Dashboard

2008-03-15 Thread Jens Alfke
On 15 Mar '08, at 3:37 PM, Thomas Bartelmess wrote: Does somebody know, if there is a way do disable Exposé / Spaces etc. I'm working on a presentation mode... and I want so disable the keys for Them. System Preferences Keyboard Keyboard Shortcuts Scroll through the outline and look for

Re: cursor problem in the webview

2008-03-15 Thread Jens Alfke
On 15 Mar '08, at 9:39 PM, Dmitry Markman wrote: I remember, previously (10.3.X) responder wasn't the same: it could be NSTextView or NSTextField or something different but now it is always WebHTMLView (something undocumented I suppose) The textfields and textareas in WebViews used to be

CA: How to wait for an animation to finish?

2008-03-16 Thread Jens Alfke
One thing I still haven't figured out how to do in Core Animation is how to schedule an animation to start after previous animations have finished. Anyone know how? For example, in GeekGameBoard, moving a checkers piece is done by (1) Changing the piece's superlayer to be the root layer,

Re: CA: How to wait for an animation to finish?

2008-03-16 Thread Jens Alfke
On 16 Mar '08, at 9:43 AM, Joachim Deelen wrote: maybe the Delegation Method: - (void)animationDidStop:(CAAnimation *)animation finished: (BOOL)finished; is what you are looking for?! It would be, if I had a CAAnimation object. But I don't. All I did was something like layer.position =

Re: CA: How to wait for an animation to finish?

2008-03-17 Thread Jens Alfke
On 16 Mar '08, at 12:07 PM, John Harper wrote: Implicit animations are useful in many scenarios, but due to the simplicity of the API they don't cover everything. If there are things you'd like to see them extended to support please file bugs. Thanks for your detailed answers, John. The

Re: Prevent application activation after dragging items to the Dock icon?

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 9:26 AM, Ryan Poling wrote: applicationShouldHandleReopen:hasVisibleWindows: No, that delegate call controls what happens if your app is double- clicked when it's already running. Some apps respond to this by opening a new untitled document, for consistency in behavior.

Re: In receiver application, getting file passed in from NSWorkspace openFile:withApplication:

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 9:56 AM, Ryan Chapman wrote: In MaxPostProcessing.app, how can I determine the file that was the parameter passed to openFile: ?? In your class that's the NSApplication's delegate, implement the method - (BOOL)application:(NSApplication *)sender openFile:(NSString

Re: In receiver application, getting file passed in from NSWorkspace openFile:withApplication:

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 10:06 AM, Robert Tillyard wrote: If you're looking fot the equivalent of argc/argv you might be looking for... NSProcessInfo *procInfo = [NSProcessInfo processInfo]; NSArray *args = [procInfo arguments]; But documents to be opened are never passed through argv; they're

Re: Prevent application activation after dragging items to the Dock icon?

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 10:42 AM, Jean-Daniel Dupas wrote: Why no? The documentation says: «These events are sent whenever the Finder reactivates an already running application because someone double-clicked it again or used the dock to activate it.» That means clicked on its icon in the

Re: Apple Events and automatic AutoReleasePool managment

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 11:38 AM, Andy Klepack wrote: Does an 'event cycle' then include anything dispatched from a run loop source? For instance, if I was to create a kqueue, create a run loop source for it, and add that to the main run loop, does an AutoReleasePool automatically get created

Re: In receiver application, getting file passed in from NSWorkspace openFile:withApplication:

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 12:00 PM, Ryan Chapman wrote: Is there any way to get this information from within a command-line utility? In my case, I have a command-line utility wrapped up in an application bundle, so I really don't need any GUI stuff, but I thought I could use the Cocoa classes to

Re: Apple Events and automatic AutoReleasePool managment

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 2:25 PM, Andy Klepack wrote: In the case of C callbacks wouldn't it be the case that an autorelease pool would exist (that of the main thread) but that it would not be emptied once the callback completes? You wouldn't see any warnings if that were the case. You're

Re: NSDate from xsd:dateTime / ISO 8601

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 3:20 PM, Nathan Vander Wilt wrote: Does -dateWithString: really not support the international [standard!] string representation of ISO 8601?? What's the right way to convert such an xsd:dateTime to an NSDate? +[NSDate dateWithString:] is, I think, configured to recognize

Re: NSDate from xsd:dateTime / ISO 8601

2008-03-17 Thread Jens Alfke
On 17 Mar '08, at 4:30 PM, Nathan Vander Wilt wrote: This works, BUT...I had to edit the format a bit because my time strings (in this sample!) did not have the decimal seconds. However, I wouldn't be surprised to see input with sub-second precision. How can I specify optional format

Re: NSMatrix

2008-03-18 Thread Jens Alfke
On 17 Mar '08, at 7:55 PM, Matthew Miller wrote: I am a complete and total new person to coca and I need to create a horizontal Matrix of cells to house icons of applicationp URLs from a table. I totally don't know how to do this. Start with something simpler, then. Take one of the many

Re: @class causing grief

2008-03-18 Thread Jens Alfke
On 18 Mar '08, at 12:32 AM, Scott Squires wrote: I'm still getting the following error: error: syntax error before 'AT_NAME' token ... #import stdStuff/stdStuff.h @class myClass; (1) Does stdStuff.h include the AppKit, Foundation or Cocoa framework headers? If not, then NSObject itself

Re: Breaking on console output?

2008-03-18 Thread Jens Alfke
On 18 Mar '08, at 9:11 PM, Chris Meyer wrote: In older versions of Xcode (2.5!) it used to be possible to break on console output by putting a breakpoint on NSLog. Is there any equivalent breakpoint to set to stop on console messages in Xcode 3.x (or 10.5)? Not all console output is

Re: Adding spaces to an NSString

2008-03-18 Thread Jens Alfke
On 18 Mar '08, at 5:51 PM, J. Todd Slack wrote: I am just looking for the most efficient way Some principles: * Insertion into the middle of a string (or array) is inefficient. It's faster to append. * Creating new strings is inefficient (as with - stringByAppendingString:). *

Re: What is this invisible character?

2008-03-18 Thread Jens Alfke
On 18 Mar '08, at 9:53 PM, J. Todd Slack wrote: So how do I write out a text file in UTF16-BE encoding? Maybe this would solve my problem. You *are* writing it out in that encoding; that's the problem. It's not the default text encoding, so apps won't interpret the text correctly. You

Re: base64 NSData to NSString

2008-03-22 Thread Jens Alfke
On 22 Mar '08, at 12:40 PM, Marco Cassinerio wrote: Using NSPropertyListSerialization means that the .plist file is a binary representation and not an XML representation, is it true? No. You can choose either format when writing a plist, and when reading a plist it automatically detects

Re: base64 NSData to NSString

2008-03-22 Thread Jens Alfke
On 22 Mar '08, at 1:19 PM, Marco Cassinerio wrote: I've done what you said, but nothing changed. I get the same data content, like this: ImgR\362FBIL\346\326\303\331\376\247H+\222!\222C\303\351-+ \377\376\377\377\377\377\222!\221\302\221\301 \2161\216a mfile.icnsMacintosh

Re: CoreAnimation Memory Use/Eating Memory

2008-03-22 Thread Jens Alfke
On 22 Mar '08, at 6:02 PM, Colin Cornaby wrote: When I load the 5000x5000 image into my CALayer's contents, Instruments does not see any change in my memory usage, while Activity Monitor sees the 200 MB extra being allocated. Instruments also does not find any leaks in my program.

Re: Help with this code

2008-03-22 Thread Jens Alfke
On 22 Mar '08, at 3:23 PM, Guillem Palou wrote: The debugger crashes in a MoviesTask call. The movie is loaded long before the call, but the QTMovie object is created only a few instants before. All the other objects look valid. Maybe a Movie, or other important object, got deallocated.

Re: Unable to unload Launch Daemon using Cocoa Application.

2008-03-23 Thread Jens Alfke
On 23 Mar '08, at 7:00 AM, JanakiRam wrote: I'm developing a cocoa application which needs to unload my Launch Daemon for one particular requirement. I've used Authorization Services to perform unload of Launch Daemon ( previlaged action ). But couldn't succeed in this. I'm getting

Re: Writing a preference pane that configures hotkeys?

2008-03-23 Thread Jens Alfke
On 23 Mar '08, at 7:26 PM, Brian Kendall wrote: I'm trying to write a preference pane that allows the user to specify a hotkey. Take a look at Nathan Day's NDHotKeyEvent utility code: http://homepage.mac.com/nathan_day/pages/source.xml The description is: This is a class for

Re: How do I disable this warning: local declaration of 'varname' hides instance variable

2008-03-24 Thread Jens Alfke
On 23 Mar '08, at 10:04 PM, charlie wrote: I could care less what anyone else thinks about this decision. I simply want to know how to suppress the warning. That statement gives the impression of treating the members of this mailing list as though they were some kind of natural-language

Rating-style LevelIndicator not showing dots

2008-03-24 Thread Jens Alfke
I've put an NSLevelIndicator into a panel, configured it to show iTunes-style star ratings, and made it editable. Unfortunately it doesn't draw the dots where stars would go; so if the current rating is zero stars, the control is completely invisible. This presents a UI problem, as the

Re: NSDistributedNotification names

2008-03-24 Thread Jens Alfke
Distributed notifications aren't the same thing as NSNotifications, even though Foundation tries to give them a similar API. Regular notifications aren't available to other processes; a notification has to be explicitly posted as distributed, and few are. Distributed notifications are

Re: How to get NSURL* form NSURLConnection?

2008-03-24 Thread Jens Alfke
I always create a separate delegate object for each URLConnection. It makes the delegate code simpler, and avoids problems like the one you've run into. —Jens smime.p7s Description: S/MIME cryptographic signature ___ Cocoa-dev mailing list

Re: Cocoa Database Connection

2008-03-24 Thread Jens Alfke
On 24 Mar '08, at 2:06 PM, Justin Giboney wrote: Putting this line -L/usr/local/pgsql/lib -lpq in my Other Linker Flags, made the error go away, If you're using Xcode, you can do the same thing through the GUI by adding the dylib (pq.dylib?) to the project using the Add File... command.

Re: Get root privileges with NSTask

2008-03-25 Thread Jens Alfke
This is REALLY not the right way to be doing this. I'm not talking about what auth mechanism to use; I'm talking about what you should be doing as root. I speak as someone who might download and use your program someday. (a) Most of what you're doing can be done in Cocoa without having to

Re: Get root privileges with NSTask

2008-03-25 Thread Jens Alfke
Sorry for a 2nd reply but I just looked at what ImageMagick is. If your app uses this library, you don't need to (and shouldn't) install it at the root of the OS. Instead, put the shared library into your application bundle. That way your app doesn't need authorization, doesn't alter the

Re: Alternate row colors and selection

2008-03-25 Thread Jens Alfke
On 25 Mar '08, at 12:34 AM, Ivan C Myrvold wrote: This works fine for the columns which have NSTextFieldCell, and it also colors the column with the NSButtonCell, but when I select a row, the column with NSButtonCell still have the color as set above, and not the selection color. You

Re: error strings in NSPropertyListSerialization

2008-03-27 Thread Jens Alfke
On 27 Mar '08, at 6:10 PM, B.J. Buchalter wrote: I am writing code that is linked to the 10.4u SDK. Does this mean that I need to release the string? Yes. What happens if my app is run under 10.5? Cocoa detects that your code was linked with the 10.4 SDK and follows the old behavior.

Re: Is @constantstring pointer equal to @constantstring aguarantee?

2008-03-27 Thread Jens Alfke
On 27 Mar '08, at 7:59 PM, Kyle Sluder wrote: On Thu, Mar 27, 2008 at 10:55 PM, Jeff Laing [EMAIL PROTECTED] wrote: What confuses me is that people keep talking about @constant as though it were a 'string constant' Its not, it's an Objective-C object that you can send messages to. [snip]

Re: cocoa http client library

2008-03-28 Thread Jens Alfke
On 28 Mar '08, at 10:59 AM, C Sandeep wrote: Im trying to access a custom http server via my cocoa app. I have looked at various libraries, mainly CFNetwork, available from apple, however Im not sure which one of them to use(Im comfortable using Objective-C over C) . Then why not use

Re: fixed width of a pane in NSSplitView

2008-03-28 Thread Jens Alfke
On 28 Mar '08, at 3:34 PM, Vladimir Sokolov wrote: How can I make fixed width of the left pane in the NSSplitView? You need to implement the method - (void)splitView:(NSSplitView *)sender resizeSubviewsWithOldSize: (NSSize)oldSize in the splitview's delegate. To do what you want, you

Re: Thread safe?

2008-03-29 Thread Jens Alfke
On 29 Mar '08, at 6:44 AM, Trygve Inda wrote: Can I call the following from a thread? Apologies for giving an opinion instead of an answer ... but here's my opinion. I've always avoided calling AppKit from multiple threads. Instead I run the app's entire UI on the main thread, use

Re: how to check if a property is empty?

2008-03-29 Thread Jens Alfke
On 29 Mar '08, at 8:32 AM, Davide Benini wrote: repetitions = [[NSNumber alloc] init]; variantEnding = [[NSNumber alloc] init]; These lines don't really make sense. NSNumber (like its superclass NSValue) is immutable. You can't store a different number in

Re: Thread safe?

2008-03-30 Thread Jens Alfke
On 30 Mar '08, at 8:34 AM, Trygve Inda wrote: How did you work around this? Basically I am opening a bitmap drawing an NSImage into it, then pixel-level tweaking the bitmap, and saving it to disk as a jpg. You might want to drop down a level and use CGImage for your bitmap. CG is

Re: Network notifications

2008-03-31 Thread Jens Alfke
On 31 Mar '08, at 11:23 AM, Randall Meadows wrote: My app places files in a known location in the hierarchy that apache is serving, and I need to send out a notification when I make a change that's visible via that hierarchy, so that remote apps can pick up the changes. The docs for

Re: Network notifications

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 1:35 AM, Hamish Allan wrote: I disagree. If the updates are frequent, this makes a lot of work for every other machine on the LAN to update their mDNSResponder caches. If they're updating every second, then yes, TXT records would be inappropriate. But Randall didn't say

Re: Best Way to Replicate CURL in Cocoa?

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 5:39 AM, Brad Gibbs wrote: Given this, I'm suspecting it responds to HTTP Posts, rather than XML-RPC or SOAP requests. But both those protocols do use HTTP POSTs. (XML-RPC can use alternate transports, but in practice it's almost always over HTTP.) I've seen references

Re: Network notifications

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 8:25 AM, Randall Meadows wrote: If they're updating every second, then yes, TXT records would be inappropriate. But Randall didn't say whether the updates were that frequent. I would expect maybe 5-10 over a 2-3 minute period, and then a downtime of about the same;

Re: Using UNCs with NSURLConnection

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 8:42 AM, Valentin Dan wrote: I’d like to know if there’s any way to use a UNC path with a NSURLConnection object ? Can the UNC perhaps be transformed in a NSURL ? I had to look up UNC on Wikipedia; I think what you're talking about is a type of path string used on

Re: ERROR: __CFURLCache::StepSQLStatement

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 10:22 AM, Kimo wrote: ERROR: __CFURLCache::StepSQLStatement - step failed (exceed retry) - ErrCode: 5 That's an internal error from CFNetwork's URL cache (which happens to use a sqlite database.) Nothing to do with CoreData. —Jens smime.p7s Description: S/MIME

Re: CoreAnimation with and manual animation...

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 10:44 AM, Jesse Grosjean wrote: n my app it seems like it would be simpler to just setup a timer and just directly update the ships position based on it's velocity for each time interval from my timer. I'd still want to use the built in core animation animations for other

Re: Fixing my massive memory leak with NSImage/CALayer

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 11:07 AM, Nathan Vander Wilt wrote: The NSImage that my FRPhoto holds on to should have invalidate[d] and free[d] the offscreen caches of all image representations. That doesn't mean the image representations themselves are flushed, though. They're still there, typically

Re: ERROR: __CFURLCache::StepSQLStatement

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 12:06 PM, Bill wrote: Is my app causing it to happen? If so, should I try and correct it? Or can I safely ignore it? IIRC, sqlite error 5 means the database is locked. I think the only way that could happen is if you have multiple copies of your app/ process running at

Re: Fixing my massive memory leak with NSImage/CALayer

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 7:47 PM, Nathan Vander Wilt wrote: Looks like I'll have to design a smarter architecture to keep the right images in memory at the right time. IKImageBrowserView (new in 10.5) pretty much does this for you. If its look and feel are compatible with what you're doing (it's

Re: [NSPipe pipe] returning nil (running out of filehandles?)

2008-04-01 Thread Jens Alfke
On 1 Apr '08, at 4:53 PM, Martin Redington wrote: You'd kind of hope that NSTask would clean up in its dealloc method, but apparently not. But you're not (and shouldn't be) calling -dealloc, you're calling - release. My guess is that the NSTask retains itself while the process is

Re: Problem with Grouping the rotated object.

2008-04-02 Thread Jens Alfke
That's not enough code to go on — it's not showing all the drawing. Are you remembering to restore the saved graphics state after you finish drawing an object? Also, if you could paste in the code without the extra blank lines, it would make it more readable. —Jens smime.p7s

Re: Accessing a windows share

2008-04-02 Thread Jens Alfke
On 1 Apr '08, at 10:59 PM, Valentin Dan wrote: How can I access (from Cocoa, Objective-C code) a path like : \ \192.1.1.1\c$\SomeDir\AnotherOne\SomePicture.jpg ? Well, you know the IP address of the server, and the path in its filesystem. That's a start. The key question is: what

Re: NSWindow z-depth

2008-04-02 Thread Jens Alfke
On 1 Apr '08, at 11:16 PM, Mike R. Manzano wrote: Is there a way to get a window's z-depth in relation to my app's other windows? NSWindowList Gets information about onscreen windows. void NSWindowList ( NSInteger size, NSInteger list[] ); Discussion Provides an ordered list of all

Re: activate my application while dragging on other application window

2008-04-02 Thread Jens Alfke
On 2 Apr '08, at 3:02 AM, Apparao Mulpuri wrote: Is there any undocumented apis available to achieve this? If there were, we wouldn't be allowed to talk about them on this list. Maybe you can describe in more detail what you want to do, and we can offer some advice. But keep in mind that

Re: prefPane with background process

2008-04-02 Thread Jens Alfke
On 2 Apr '08, at 5:20 AM, Yogesh Potdar wrote: How to make the service offered by myapp.prefPane continue even after quitting system preferences? Is there any way by which I can run service offered by myapp.prefPane in background? You'll need to create a separate executable that runs as

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