Mac Forum / Programming / Mac Programming / January 2006

In the carbon files.h getting paths from dialogs requires passing the
path variable as a UInt8 *, but then opening the file with fopen
requires passing a char *.  This generated an error for me when I
recompiled my code after upgrading XCode 1.5 -> 2.0.  I 'fixed' it by

For converting to avi to mov I split the AVI file into Audio and video
and then create a Quicktime movie. Is the correct method to create AVI
to Quicktime movie.
Reply me.

I'm reading part of a file byte by byte into a buffer then putting the
data into an NSString it works fine on my PPC but not on my Intel iMac. (
I break out of the read to buffer loop when it finds a null.)
m_pageInfo = [[NSString alloc] initWithCString: strbuffer encoding:

i found this article that explains the ugly parts of creating a universal
binary, sort of:
http://developer.apple.com/documentation/DeveloperTools/Conceptual/cross_devel
opment/UniversalBinaries/chapter_4_section_1.html

I've seen some apps that use custom UI panes in their installer
packages, but I cannot find any documentation on how to do this. I see
there is an XCode "Installer Plugin" template in Tiger, but how can this
be hooked up?

Is there an equivalent mechanism in Cocoa programming for the COM
structure in windows.

Such I am very happy to see this site b'coz I need the help of all of
yoou very much, And I think you all can help me.........
First of all I want to tell something about myself.
 I am Anand Ranjan Pandey from India, I had completed my Bachlor's of

I'm trying to build a DOM tree from an XML document thus:
NSError *error = nil;
NSXMLDocument* xmlDoc = [[NSXMLDocument alloc] initWithData:data
options:0 error:&error];

I have two NSURL variables.  One is for a folder.  The other is for a
file.  The file may be inside the folder, or inside a subfolder of that
folder, or somewhere else entirely.
Is there a simple way of getting an NSString (or a relative NSURL)

Scenario as follows.
Three players:
- Program, a PowerPC binary compiled with CodeWarrior.
- Bundle A, a PowerPC code bundle compiled with CodeWarrior.

How to set directory bundle bit for a folder ?

I am developing a non standard (i.e. non mouse keyboard type) HID
device to act as a interface between the Microchip 2550 PIC and a Mac
running OS-X (10.3.9). I have managed to develop a HID app working
under Windows OS, but I'm having trouble with the Mac implementation.

I am porting one of my Win32 application to MacOSX.  I have created a
perl script to create the application bundle including the Info.plist
file.  The ported application run great.  However, I cannot get OSX
to register the document filename extensions associated with the

Hey all,
What I want to do is drag and drop some images onto a breadboard
and have them conntect (like, snap to grid) to each other, then I would
like to double-click on an image and have a window come up where I

I'm using MTCoreAudio and need to record x seconds (say 5 seconds) of
audio into one buffer. I've got the sammple rate but how do I calculate
the buffer size?
One of the examples I found uses:-