Re: Proper way to create a singleton without @synchronized ?

2011-04-18 Thread Joanna Carter
H Scott >> I've worked on projects where other people have made the app delegate >> responsible for everything and the kitchen sink. It's one thing to have a >> few core data stack methods in the app delegate; it's another to do a lot of >> one's core data tasks in the app delegate. Personally,

Re: renaming directories and moving files into them (NSFileManager)

2011-04-18 Thread Ken Thomases
On Apr 18, 2011, at 12:56 AM, Andy Lee wrote: > * What if you don't use NSFileManager to rename the directory, but > rename([shootPath UTF8String], [newShootPath UTF8String])? Minor quibble: Use -fileSystemRepresentation to get C strings for BSD/POSIX APIs working with file paths. Cheers, Ken

Re: Proper way to create a singleton without @synchronized ?

2011-04-18 Thread Joanna Carter
Hi Greg > A narrow technical reason: Objective-C's type system is limited when it comes > to class objects. Singleton instances are better supported. Do you mean in that static fields are not supported, or something else? Joanna -- Joanna Carter Carter Consulting _

iOS rotate to interface orientation problem

2011-04-18 Thread Leon Qiao
Dear all, Recently, I need to do the following: 1. add a sub view of a view controller onto the window. 2. Make it fit the bottom of the window. That is, the bottom side of the view and the bottom of the window will coincide. 3. When the device rotated, the height of the subview will not be change

Re: iOS rotate to interface orientation problem

2011-04-18 Thread Evadne Wu
For not using autoresizing masks, is it that you don’t want to use them (theological reasons) or you can’t (pragmatic reasons)? Please just use them if possible, will save lots of wasted hours wrestling the frameworks. Don’t fight the frameworks :) Otherwise, try willAnimateRotationToInterfaceOr

Re: Proper way to create a singleton without @synchronized ?

2011-04-18 Thread WT
On Apr 18, 2011, at 5:05 AM, Joanna Carter wrote: > Yes; after the first few projects, based on the default Core Data project > template, I started to realise that this (separating out the Core Data stack) > was an excellent case for a singleton/static class. > > Can someone tell me if it is ju

Dynamic UTIs and 10.6 NSPasteboard APIs

2011-04-18 Thread Sean McBride
Hi all, I'm trying to use the new 10.6 NSPasteboard APIs. In NSPasteboard.h there's a section "The recommended approach for reading URLs" which is what I'm using. I'm trying to allow drops of any flat file URL (no folders, packages, volumes, http URLs, ftp URLs, etc.). So I use kUTTypeData for

Re: Proper way to create a singleton without @synchronized ?

2011-04-18 Thread Joanna Carter
Hi Steven > How? If you don't have an instantiation of the class you don't have > anywhere to store the data. > Either I am misunderstanding what you are saying or you are missing my > suggestion of class methods. > Perhaps you could explain? // StaticClass.h @interface StaticClass : NSObject {

Resolving a crash address to position in code

2011-04-18 Thread Peter Hudson
Hi all, I seem to have acquired a repeatable crash problem - which has only just appeared. The log looks like this :- OS Version: 10.4.11 (Build 8S2167) Report Version: 4 PID: 223 Thread: 0 Exception: EXC_BAD_ACCESS (0x0001) Codes: KERN_INVALID_ADDRESS (0x0001) at 0x5079 Thread 0 Cras

Re: Resolving a crash address to position in code

2011-04-18 Thread Nick Zitzmann
On Apr 18, 2011, at 1:26 PM, Peter Hudson wrote: > Hi all, > > I seem to have acquired a repeatable crash problem - which has only just > appeared. > The log looks like this :- > > OS Version: 10.4.11 (Build 8S2167) > Report Version: 4 > > > PID: 223 > Thread: 0 > > Exception: EXC_BAD_ACCES

Re: Resolving a crash address to position in code

2011-04-18 Thread Wim Lewis
On 18 Apr 2011, at 12:38 PM, Nick Zitzmann wrote: > Did you save the dSYM from when you built the shipping product? If so, then > you can use dwarfdump with the --lookup option to look up that address. Don't > forget to include the architecture from the crash log. atos can also read .dSYMs ---

Re: Resolving a crash address to position in code

2011-04-18 Thread Peter Hudson
What is the dSYM - and this output was produced from a debug build. Peter On 18 Apr 2011, at 20:38, Nick Zitzmann wrote: On Apr 18, 2011, at 1:26 PM, Peter Hudson wrote: Hi all, I seem to have acquired a repeatable crash problem - which has only just appeared. The log looks like this :-

Re: Resolving a crash address to position in code

2011-04-18 Thread Nick Zitzmann
On Apr 18, 2011, at 2:09 PM, Peter Hudson wrote: > What is the dSYM - and this output was produced from a debug build. dSYM bundles are created if you (1) turned on debugging symbols, and (2) set the information format to "DWARF with dSYM," both in the project or target build settings. I would

Re: Resolving a crash address to position in code

2011-04-18 Thread Peter Hudson
Thanks for this Nick - I'll give it a go ! I've hunted around on the web for material on using dwarfdump - but can't find anything much. Any suggestions appreciated ! Peter On 18 Apr 2011, at 21:17, Nick Zitzmann wrote: On Apr 18, 2011, at 2:09 PM, Peter Hudson wrote: What is the dS

icon radio buttons, NSToolbar?

2011-04-18 Thread Todd Heberlein
I'm trying to get a row of buttons to look and behave like the buttons across the Preview app's preference window. It seems like a nicer way to do a tabbed view. Is that just an NSToolbar with custom graphics/icons, or is that NSMatrix with icon radio buttons? Or is it something else entirely?

Re: icon radio buttons, NSToolbar?

2011-04-18 Thread Peter Lübke
In cases alike I sometimes find the UIElementInspector application quite helpful to get an idea about which objects make up a view hierarchy. - Peter Am 19.04.2011 um 00:50 schrieb Todd Heberlein: I'm trying to get a row of buttons to look and behave like the buttons across the Preview a

Re: icon radio buttons, NSToolbar?

2011-04-18 Thread Lee Ann Rucker
See "Selectable Toolbar Items" in Toolbar Programming Topics. The art is rather out of date so it's not obvious that it's what you're looking for. On Apr 18, 2011, at 3:50 PM, Todd Heberlein wrote: > I'm trying to get a row of buttons to look and behave like the buttons across > the Preview app

Re: Resolving a crash address to position in code

2011-04-18 Thread Jerry Krinock
On 2011 Apr 18, at 13:36, Peter Hudson wrote: > I've hunted around on the web for material on using dwarfdump - but can't > find anything much. > Any suggestions appreciated ! Here is my "cheat sheet" for symbolizing crash dumps. Fortunately, I don't need to use it often enough to remembe

Re: iOS rotate to interface orientation problem

2011-04-18 Thread Leon Qiao
Hi Evadne, Thanks for your reply! I tried the "willAnimateRotationToInterfaceOrientation:duration:" as you mentioned. And so far, so good. Best regards Leon 2011/4/18 Evadne Wu > For not using autoresizing masks, is it that you don’t want to use > them (theological reasons) or you can’t (pragm

system services ?

2011-04-18 Thread Jean-Christophe Helary
I have created a service by using Automator and a "run shell script". The problem is that just like all the Automator services I have it tends do be too slow so I'm considering a rewrite into something more "native". I seem to remember there was a well documented section in the developer docume

Find network mounted DVD's

2011-04-18 Thread P Teeson
In an app I am working on I have the below code to detect physical DVDs attached to the computer. io_iterator_t dvdDeviceList; CFMutableDictionaryRef classesToMatch; kern_return_t result = KERN_FAILURE; // Get an iterator for all DVD devices classesToMatch = IOServiceMatching(kIODVD

CALayer: Animation using actions property

2011-04-18 Thread Bhatnagar, Arvin
Hi All, This is probably a simple question for someone other than I. I have a very simple CALayer which is a simple plain layer with a white background. I then create a CABasicAnimation and add it to the actions property to animate the @"opacity". From here I setup a timer to fire and toggle th

Re: system services ?

2011-04-18 Thread Laurent Daudelin
On Apr 18, 2011, at 18:45, Jean-Christophe Helary wrote: > I have created a service by using Automator and a "run shell script". > > The problem is that just like all the Automator services I have it tends do > be too slow so I'm considering a rewrite into something more "native". > > I seem to

updating a table without interrupting user editing

2011-04-18 Thread Scott Ribe
Suppose a user is editing a cell in a table, and I would like to call reloadData in order to reflect updates that have arrived asynchronously. What would I need to do in order to preserve the user's editing state, including current selected cell and its text selection? (This would need to work 1

Re:Resolving a crash address to position in code

2011-04-18 Thread Peter Hudson
Hi Jerry Many thanks for theSTEPS TO SYMBOLIZE A CRASH DUMP. I'll pick my way through it. Peter ___ 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