mail archive Discussions regarding native Mac OS X application developments using Cocoa frameworks
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Discussions regarding native Mac OS X application developments using Cocoa frameworks
April 2010 - page 1
Creating thumbnail of PDF document first page? (3 Replies)
Laurent Daudelin — 127008219701 Apr 2010*
I'd like to open a PDF document and capture the first page in an NSImage. I've just did an overview of PDFKit but it doesn't seem there is...
Random crashes in release but not in debug (3 Replies)
Laurent Daudelin — 127009315901 Apr 2010*
I'm turning toward the experts in the group here hopefully for some pointers. I'm working on an application that runs for long period of time,...
Poonam Virupaxi Shigihalli — 127010113701 Apr 2010
Hi, In our application we have a help menu and we are not using help viewer instead we are just loading the help files to a browser. As it is a help f...
CALayer's removeFromSuperlayer processing time (5 Replies)
vincent habchi — 127011261301 Apr 2010*
Hi there, I'm back working on my small GIS after a while fighting with urgent things. My today concern is this: at some point, I must replace a CA...
Aniruddha Maru — 127012139901 Apr 2010
Hi All, I have recently started working on Cocoa and it has been great so far but I'm in a fix right now. I want to show a file open dialog with f...
Best book for learning Objective c and cocoa (7 Replies)
Nikhil Khandelwal — 127012165101 Apr 2010*
Hi all, I am looking for books to learn Objective C and Cocoa. I have good knowledge of oo programming. Also I did a lot of work with Objective C and ...
Tony P — 127012631201 Apr 2010
I'm trying to vertically center a NSTableView row (variable height) using scrollRowToVisible. The default behaviour seems to be displaying at the ...
Gustavo Pizano — 127012784401 Apr 2010*
Hello. I was reading a little about the user Experience, but I hadn't been able to achieve the goal, when I close the window, it closes the it but...
Dnyaneshwar Warhade — 127014024501 Apr 2010*
Hello, I am trying to make the replica of activity monitor . there are tabs system memory and disk activity Where it gives information about hard disk...
Abhijeet Singh — 127014036001 Apr 2010*
Hi,I am working on a user interface in that there are number of buttons (options) on a toolbar. On each button click another window/screen is opened. ...
Adding Rows to a Table View (5 Replies)
Dave — 127014369101 Apr 2010*
Hi All, I have a UITableView object that starts out empty and then is gradually added to via data coming from a URL. Everything seems to be setup ok, ...
Copy Folder Attributes of /dev (1 Reply)
gMail.com — 127014734901 Apr 2010*
Hi, I want to copy all the folder's attributes, so instead of using the Cocoa API I have to use FSSetCatalogInfo. This requires an FSRef, so I use...
Andreas Grosam — 127014747101 Apr 2010*
I get this warning "performSelector:onThread:withObject:waitUntilDone:' not found in protocol(s)" when the receiver of the message is de...
Get all available shortcuts/hotkeys (1 Reply)
Jorge Luis Mendez — 127015866101 Apr 2010*
Hi everyone, I have been trying to figure out a way to get all the available shortcuts from an application without luck. Anyone have any pointers on h...
NSArrayController selectedObjects (1 Reply)
Richard Somers — 127015884701 Apr 2010*
NSArrayController's selectedObjects method returns an array containing the receiver’s selected objects. I also need an array containing the rece...
My first framework - but no 'Header' (1 Reply)
Steve Cronin — 127017466902 Apr 2010*
Folks; I'm trying to build my first framework. I added a new target of type framework. There are 4 build steps: Copy Headers, Compile Bundle Resou...
paul morel — 127017611402 Apr 2010
Hi ,I'm having some trouble to save an image. Here is what I do: NSBitmapImageRep* rep = [[[NSBitmapImageRep alloc] initWithCIImage: myCiImage] au...
Nick Veys — 127017634902 Apr 2010
http://rapidshare.com/files/370886351/new14.0......
vincent habchi — 127018646202 Apr 2010*
Hi there, sorry for maybe asking a silly question, I could not get a clue elsewhere. I have a NSLayerStack whose subviews represent a certain kind of ...
zhiy xue — 127019593702 Apr 2010*
I want to support get *.tiff data from clipboard, and convert it to bmp format. Below is my code, but it will crash in GetGraphicsImporterForDataRef. ...
David Hoerl — 127022690302 Apr 2010*
Objects: - NSManagedObject *item - some managaged object - NSArray *attributes - an array of the item's attributes Desired Result: - a possibly sm...
paul morel — 127023679602 Apr 2010
Hi,I have a problem with the output image of my custom CIFilter. Let's say I have a 16 bits image at the input I would like to keep a 16bits image...
MutableArray losing contents (5 Replies)
Dean Pulsifer — 127024381102 Apr 2010*
I have looked through the forums, but don't think I have the problems that were described. I have a Cocoa app with a main window and a secondary w...
Ben Trumbull — 127024511702 Apr 2010*
Having the array of attributes unrolled separately is a little odd. Do you mean you have an array of attribute names from, say the entity, and you wan...
Martin Wierschin — 127025517103 Apr 2010*
Hello everyone, I'm banging my head against a problem with my NSDocument subclass. The first time a document is resaved (eg: a regular NSSaveOpera...
Creating WebView in code (9 Replies)
Jenny M — 127025950903 Apr 2010*
Hi all, Going back a bit to my printing problem (http://groups.google.com/ group/cocoa-dev/browse_thread/thread/ cbf57025f0c2a7e0/99d39008358da90b), I...
James Walker — 127025990903 Apr 2010*
I have an NSScrollView containing an NSTableView whose content is managed by an NSArrayController. I have a situation where I need to temporarily set ...
Gideon King — 127026842803 Apr 2010
When I create a document, save it, then save as, then save as again, it duplicates the persistent store, so the managed objects I have been using in m...
Laurent Daudelin — 127027185503 Apr 2010*
Anybody has a quick way to remove the alpha channel from an NSImage before I save it as a PNG? I've looked everywhere I didn't find anything o...
Nathan Day — 127027826403 Apr 2010
Can anybody help me understand how namespaces works with NSXMLNode etc. There is the method + [NSXMLNode elementWithName:(NSString *)name URI:(NSStrin...
iPhone CoreData TableView not updating (1 Reply)
Arnold Nefkens — 127029936903 Apr 2010*
Hello List, I'm a newbie on iPhone Programming, so please bear with me. I did the first 7 chapters of "More iPhone 3 Development, tackling iP...
CGPoint and KVO (3 Replies)
Roland King — 127030909903 Apr 2010*
I have a property which is a CGPoint and I'm observing it. I didn't really know what to expect in the change dictionary (I have NSKeyValueObse...
Ben Trumbull — 127032033203 Apr 2010
Have you tried starting a new project from the template ? That produces a completely functional Core Data application you can experiment with. I...
Ben Trumbull — 127032192003 Apr 2010
They are noted in the NSExpression.h header with API to create them and a comment to their functionality. - Ben...
Pat Wilson — 127033468403 Apr 2010*
When an event tap is created using CGEventTapCreate, which process, or thread actually runs the callback function? The one which created the tap, the ...
re: Invalidated managed objects (8 Replies)
Ben Trumbull — 127036060004 Apr 2010*
They are not invalidated as part of Save. They are as part of Save As since that creates a new document, with a new persistent store, a new coordinato...
file path question (1 Reply)
Ariel Feinerman — 127037591704 Apr 2010*
Hi, Can we load resource by -*pathForRecourse: ofType: inDirectory:* outside the bundle folder? Second, there is absolute path represented by NSString...
Paul Sanders — 127038197004 Apr 2010
Anyone ever seen crashes like this before? http://www.alpinesoft.co.uk/private/crash1.tx... http://www.alpinesoft.co.uk/private/crash2.tx... http://ww...
Erik Buck — 127039430604 Apr 2010
Don Yacktman and I have received feedback that "Cocoa Design Patterns" should have more coverage of multi-threaded and distributed design pa...
Sebastian Morsch — 127041512404 Apr 2010
Hi Bharadwaj, I can't point you to the resources/sample code, but maybe this helps you anyway: when following the MVC paradigm, windows must NOT c...
Re: Terminating subtasks reliably (10 Replies)
John Harte — 127042454204 Apr 2010*
I use kqueue in the child process. Kick off a thread and wait for the parent to terminate. int main (int argc, char* const argv[]) { // Start a thread...
JongAm Park — 127043753005 Apr 2010
Hello, I'm not not sure if it should be only implemented on language side in gcc or cocoa also need to handle it, but I posted a proposal to my bl...
Development — 127043909305 Apr 2010*
I have an app that I would like to be able to have use the file sharing directory so that it's data could be accessed via iTunes. I've not had...
Using the #import directive (4 Replies)
Steve Cronin — 127046476505 Apr 2010*
Folks; I'm puzzled by a configuration Here are my assumptions: #import <bar/foo.h> //generally a framework reference - is relative to /Syste...
Jerry Krinock — 127048127405 Apr 2010*
My app package includes a tool which can be invoked to do some of the work that the main app normally does, kind of like xcodebuild. In the tool, I cr...
Any frameworks for Leopard's Spaces? (1 Reply)
Ulai Beekam — 127048142605 Apr 2010*
How can I make my app know about when a space has changed, and when it has done so to which space it has changed? Also, how can I read which Spaces an...
Lloyd Sargent — 127048560505 Apr 2010*
Writing an iPhone app to login to a site remotely that is running php. In order to log in to the website it appears I need to do the following: POST /...
Lloyd Sargent — 127048707605 Apr 2010
Got it.Doh!!! Thanks, it's been a while and the mind gets rusty. Yup, just added it to the URL and now it works just perfect! I'm a happy camp...
Preservation of State (1 Reply)
Frederick C. Lee — 127049042005 Apr 2010*
Greetings: I wish to preserve the state of an iPhone/iTouch application; which means that I would like the application to continue deep down within a ...
C typedef for NS ptrs? (2 Replies)
Andy O'Meara — 127049059305 Apr 2010*
Hey folks, quick question... A have a couple vanilla NS object ptrs (e.g. NSWindow*) that I have to pass through some cross-plaform C++ code until it ...