On May 20, 2009, at 11:26 PM, Bruce Johnson wrote:
The CLI is for a Cocoa App, but I need to call this in both Leopard
and iPhone
char mdfile[PATHSIZE];
strncpy(mdfile, , MAXREAD);
FILE * stream = fopen(, "rt");
Nothing here is command-line related at all.
the rest of the c-code itera
I need to save the image with respect to the given dpi.
I calculated the image size proportional to the dpi and saved it.
But when I'm viewing the dpi from preview it shows only 72 dpi.
I used the code like:
float compressionFactor = [compressionSlider floatValue];
NSDictionary *jpegProperti
Folks;
I'm making slow progress on what seems like should be a really simple
contextual menu plugin.
Build the 2006 version of Apple's SampleCMPlugin (that's the latest I
could find)
There is a section of code to determine if the current selection is
text (or could be coerced to text):
On 21 May 2009, at 08:29, Mahaboob wrote:
I need to save the image with respect to the given dpi.
I calculated the image size proportional to the dpi and saved it.
But when I'm viewing the dpi from preview it shows only 72 dpi.
I used the code like:
float compressionFactor = [compressionSlide
In my experience, binding menu bar items just isn't worth it. Use -
validateMenu… or -validateUserInterfaceItem: to conditionally enable
the menu and give it a good title. Otherwise you've got to manually
keep track of the main window etc. yourself which is a waste of your
time.
On 21 May
On May 20, 2009, at 22:35, Seth Willits wrote:
I have an NSObjectController whose Content item is bounds to an
object's "thing" path. I can then bind the values of controls in my
nib to model key paths through that NSObjectController in the usual
way. Those Value bindings can use "Condition
Hi,
The application which is running on iPhone Simulator crashes. And the
Debugger Console displays message "Unknown Host: Operation timed out".
On Fri, May 15, 2009 at 10:12 PM, Shawn Erickson wrote:
> On Fri, May 15, 2009 at 6:40 AM, Shraddha Karwan
> wrote:
> > Ok, but then what else could b
On May 21, 2009, at 4:04 AM, Gwynne Raskind wrote:
I have a UIView that contains a number of CALayers. Nothing unusual
here. The CALayers are subclassed to do their drawing, because that
was easier than separating the delegate logic from my UIView
subclass (since the view can't be the deleg
Hi All,
I have an application which when launched asks for user to authenticate for
admin rights.
After user authenticates the app is launched. I thought after authentication
the Application executes with admin privilages. But is is still executing in
user privilages only.
Is there any way in whic
HI All,
I am trying to scroll text in CAOpenGLLayer. Every thing is working
fine. But the scrolling is not smooth and the CPU usage was 60 % -
80%. I think application is taking time to convert NSString into a
CGImage. Is there a better way of displaying text in CAOpenGLLayer.
This is
Hello list,
I implemented inspector window like described here:
http://borkware.com/rants/inspectors/
and now have a problem. I use NSUndoManager to store undo/redo
information and if document is changed I can't close my inspector
window, it asks about saving document in its main window.
Is there
As several people have mentioned, doing this kind of thing is very skanky,
and it won't work properly under GC without some additional machinery. But
if GC is not a concern you can do something that works with a bit grotesque
monkey patching.
The below code is generic, but it mucks with everything.
I get the same result using initWithFrame:, but if I use the
designated initializer it works as expected:
textView = [[NSTextView alloc] initWithFrame:NSMakeRect(0, 0, 400,
300) textContainer:nil];
The docs says that initWithFrame: creates a text container, so the
difference seems to be w
On 2009 May 21, at 02:49, Arun wrote:
I have an application which when launched asks for user to
authenticate for
admin rights.
Eyebrows are raised.
After user authenticates the app is launched. I thought after
authentication
the Application executes with admin privilages. But is is stil
I may have missed it, but I think that an essential point about the
Reachability API has been left unmentioned: The OS Reachability API
does its work without annoying the user -- something that is quite
difficult to guarantee with roll-your-own versions. Believe it or not,
there are still d
Hi All,
I want to conditionally disable some items of my application menu bar for
example "Format", "Insert" etc, so that user can not click on it and can not
see its submenu.
When i do following:
[[[NSApp mainMenu] itemWithTitle:@"Insert"] setEnabled:NO];
Menu item "Insert" in menu bar still a
On Thu, May 21, 2009 at 1:23 AM, Bruce Johnson wrote:
> I have a unix path in an NSString via [[NSBundle bundleForClass: [self
> class]] pathForResource: etc.. etc..
> The problem is that the path has white spaces scattered in the string.
That's not normally a problem.
> And I need to pass th
On 21 May 2009, at 13:36:34, Ashish Tiwari wrote:
Hi All,
I want to conditionally disable some items of my application menu
bar for example "Format", "Insert" etc, so that user can not click
on it and can not see its submenu.
When i do following:
[[[NSApp mainMenu] itemWithTitle:@"Insert"
On 21/05/2009, at 10:36 PM, Ashish Tiwari wrote:
I want to conditionally disable some items of my application menu
bar for example "Format", "Insert" etc, so that user can not click
on it and can not see its submenu.
When i do following:
[[[NSApp mainMenu] itemWithTitle:@"Insert"] setEnable
On Thu, May 21, 2009 at 2:26 AM, Bruce Johnson wrote:
> > Post your croaking code. You seem to have some misapprehensions about
> how
> > command-line arguments work,
>
> No misapprehensions here.
Sorry, but I'm afraid there are.
> > What CLI were you planning to run on iPhone?
> The CLI is
A week or two ago, a subscriber to this list announced a new framework
for parsing rss feeds.
I seem to have misplaced the email, and can't find the announcement on
CocoaBuilder.
Can anyone remember the link (I think it pointed to a Github repo) or
could the author perhaps come forward ?
Thanks
On Wed, May 20, 2009 at 11:43 AM, Jeff Decker wrote:
> Hello,
> I am working through the Stanford iPhone Dev assignments along with the
> videos on iTunes. And I'm stuck on the assignment for the first week.
> Shoot!
> My goal is inspect each object of an array. When I use isKindOfClass or
> is
On Thu, May 21, 2009 at 5:49 AM, Arun wrote:
> Hi All,
>
> I have an application which when launched asks for user to authenticate for
> admin rights.
> After user authenticates the app is launched. I thought after authentication
> the Application executes with admin privilages. But is is still ex
On 5/20/09 6:21 PM, Jerry Krinock said:
>On a main menu item, I've set a delegate which implements -
>menuNeedsUpdate:. In this method, I enable/disable some items and
>also modify some item titles based on current conditions.
>
>With some items, however, instead of sending -setTitle: in -
>menuN
As alway I didn’t send it to the list...
Use Zombies and Instruments.
http://www.corbinstreehouse.com/blog/index.php/2007/10/instruments-on-leopard-how-to-debug-those-random-crashes-in-your-cocoa-app/
I do this all the time, but can’t figure out how to use Instruments
with "quicklookd".
Bruce Johnson wrote:
The CLI is for a Cocoa App, but I need to call this in both Leopard
and iPhone
Please explain exactly what you mean by the acronym CLI. None of the
interpretations I'm familiar with fit what you're doing. Or if they
do, you're not explaining how you have a Command
On May 21, 2009, at 1:23 AM, Steve Cronin wrote:
No matter what text I select this ALWAYS fails. The plugin NEVER
detects text correctly.
I have set up a generic coerce method and tested for both of these
as well as:
typeUnicodeText, typeStyledText, typeIntlText, typeCFStringRef
(They al
But the scrolling is not smooth and the CPU usage was 60 % - 80%. I
think application is taking time to convert NSString into a CGImage.
Do you know that is the case? If you have any performance issue, you
should use sample and Shark. Then you can try to figure out what is
wrong.
-corb
http://www.cocoabuilder.com/archive/message/cocoa/2009/4/12/234437
Cheers,
Dave
On May 21, 2009, at 9:29 AM, Mic Pringle wrote:
A week or two ago, a subscriber to this list announced a new framework
for parsing rss feeds.
I seem to have misplaced the email, and can't find the announcement on
On 5/20/09 11:45 PM, Andy Lee said:
>> NSLog(@"Is Member of NSURL: %@", [[step class] isMemberOfClass:
>> [NSURL class]]);
>
>The %@ placeholder is for arguments that are objects.
>isMemberOfClass: and isKindOfClass: return a BOOL, which is not an
>object.
Jeff,
And if you're wonder
I have a window with a tableview inside it, along with many other
views. When I click the resize button, most things do what they're
supposed to, except for two things: the table and title bar. The
title bar goes completely white, except for the "hide toolbar" button
which moves into a sp
On 5/20/09 10:35 PM, Seth Willits said:
>I have an NSObjectController whose Content item is bounds to an
>object's "thing" path. I can then bind the values of controls in my
>nib to model key paths through that NSObjectController in the usual
>way. Those Value bindings can use "Conditionally Sets
On Thu, May 21, 2009 at 12:33 PM, Sean McBride wrote:
> And if you're wondering if the compiler could warn you that %@ and BOOL
> do not match, the answer is unfortunately no. -Wformat=2 can give such
> warnings when using sprintf() and friends, but not NSString methods.
> One of my pet peeves. :
Override -shouldCloseDocument in your NSWindowController subclass to return NO.
I'm not sure about the way this inspector has been implemented... it
seems to be confusing the NSDocument machinery a bit.
--Kyle Sluder
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On May 21, 2009, at 12:33 PM, Sean McBride wrote:
NSLog(@"Is Member of NSURL: %@", [[step class] isMemberOfClass:
[NSURL class]]);
The %@ placeholder is for arguments that are objects.
isMemberOfClass: and isKindOfClass: return a BOOL, which is not an
object.
Jeff,
And if you'r
Is there any way in which i can elevate the privilege of the binary
after
authentication.
Look at the BetterAuthorizationSample code and documentation at
http://developer.apple.com/referencelibrary/Security/idxAuthorization-date.html
Basically you put your privileged code in a non-GUI appl
On 2009 May 20, at 23:20, Kevin LaCoste wrote:
The docs clearly state that anything in Contents/MacOS is covered by
the app bundles signature.
Nope. The Code Signing Guide is ambiguous at best on this point, and
so I just sent them feedback "It wasn't helpful".
Also, it does not work ac
On 5/21/09 12:44 PM, Kyle Sluder said:
>> And if you're wondering if the compiler could warn you that %@ and BOOL
>> do not match, the answer is unfortunately no. -Wformat=2 can give such
>> warnings when using sprintf() and friends, but not NSString methods.
>> One of my pet peeves. :)
>
>Not so
On May 20, 2009, at 7:04 PM, Gwynne Raskind wrote:
I have a UIView that contains a number of CALayers. Nothing unusual
here. The CALayers are subclassed to do their drawing, because that
was easier than separating the delegate logic from my UIView
subclass (since the view can't be the deleg
Bruce Johnson wrote:
char mdfile[PATHSIZE];
strncpy(mdfile, , MAXREAD);
FILE * stream = fopen(, "rt");
On further reflection, this code fragment looks very suspicious.
First, a local char buffer of length PATHSIZE is declared. We don't
know what PATHSIZE is.
Second, some unknown variab
On May 21, 2009, at 3:23 AM, Anshul jain wrote:
I am trying to scroll text in CAOpenGLLayer
Don't. Use a CATextLayer (which can render text for you) or a CALayer
(to display image content) instead. Unless you want to get outlines of
your text, the CAOpenGLLayer is really not a good way to
Todd Heberlein wrote:
For example, I use HelperTool to open a specific file that require
root access, and then I pass the file descriptor back to my Cocoa
application.
man authopen
/usr/libexec/authopen -h
-- GG
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Is this the correct forum?
If yes I have several questions:
I need to convert formatted audio(mp3, etc) files to continuous,
linear pcm data in a memory buffer--i.e., a basic process of reading
from disc, converting, and transferring to buffer.
Using Core Audio, I infer that I can to do th
On May 21, 2009, at 10:12 AM, David Duncan wrote:
Don't. Use a CATextLayer (which can render text for you) or a
CALayer (to display image content) instead. Unless you want to get
outlines of your text, the CAOpenGLLayer is really not a good way to
do this.
Clarifying a bit - unless you w
On May 21, 2009, at 9:53 AM, Gwynne Raskind wrote:
You will find that Apple has indeed dropped in -Wformat checks for
"nsstring_format_type" and "cfstring_format_type". But if you scroll
down a ways further, you'll find that OOPS!, Apple hasn't actually
implemented those types, at least not
On Thu, May 21, 2009 at 1:18 PM, dct wrote:
> Is this the correct forum?
No, you want coreaudio-api.
--Kyle Sluder
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Contact the
I have an application with a copy phase that places a custom framework
in the the app bundle /Contents/Frameworks/ folder. I also have
bundles in /Contents/Modules/ folder of the main bundle. My question
is: How do I link to a Framework in the main bundle /Contents/
Frameworks/ folder from a
I have an cocoa controller object with a property that is actually
read from another, C++ object. It works fine when updating or reading
the value, but sometimes other C++ parts of the program will change
the value of the property and there's no good way to notify the cocoa
controller objec
On May 21, 2009, at 1:09 PM, David Duncan wrote:
I have a UIView that contains a number of CALayers. Nothing unusual
here. The CALayers are subclassed to do their drawing, because that
was easier than separating the delegate logic from my UIView
subclass (since the view can't be the delegate
The framework needs the "Installation Directory" as
@executable_path/../Frameworks
I have an application with a copy phase that places a custom
framework in the the app bundle /Contents/Frameworks/ folder. I also
have bundles in /Contents/Modules/ folder of the main bundle. My
question is
On May 21, 2009, at 11:33 AM, Morales Vivó Óscar wrote:
I have an cocoa controller object with a property that is actually
read from another, C++ object. It works fine when updating or
reading the value, but sometimes other C++ parts of the program will
change the value of the property and
I have a class with the following methods
- (void)save
{
NSError* error = nil;
if (![self save:&error]) {
NSLog(@"caught error during save: %@", error);
}
}
- (BOOL)save:(NSError**)error
{
if (![_thread isCancelled]) {
retu
Never run an 'app' as privileged. You need a helper tool to do that. You have a
lot of reading ahead of you to understand how to do this.
Erg
From: Jerry Krinock
To: "cocoa-dev@lists.apple.com Developers"
Sent: Thursday, May 21, 2009 4:25:15 AM
Subject: Re:
my learning is still shady on what is actually an API... sounds like a
framework to me... ?
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Contact the moderators at cocoa-dev-a
Good point. The problem I'm having is that I don't know when to call
the "willChange…" method, only that sometimes I need to call the
"didChange…" one.
On May 21, 2009, at 16:34 , Peter Duniho wrote:
On May 21, 2009, at 11:33 AM, Morales Vivó Óscar wrote:
I have an cocoa controller object
An API is a set of functions, classes, methods, and other bits that
give you a method to interface with a piece of software. A framework
is one concrete way to package a body of software with a set of header
files that describe its API. A web service is another way to give
clients an API to
On May 21, 2009, at 5:43 PM, Morales Vivó Óscar wrote:
On May 21, 2009, at 16:34 , Peter Duniho wrote:
On May 21, 2009, at 11:33 AM, Morales Vivó Óscar wrote:
I have an cocoa controller object with a property that is
actually read from another, C++ object. It works fine when
updating or r
On May 21, 2009, at 7:43 PM, Morales Vivó Óscar wrote:
On May 21, 2009, at 16:34 , Peter Duniho wrote:
On May 21, 2009, at 11:33 AM, Morales Vivó Óscar wrote:
I have an cocoa controller object with a property that is actually
read from another, C++ object. It works fine when updating or
r
ok... so an API is like a lower level framework? wikipedia states
that Carbon and Cocoa are APIs on Mac, but i always thought those were
frameworks.
On Thu, May 21, 2009 at 8:50 PM, Jonathan Hess wrote:
> An API is a set of functions, classes, methods, and other bits that give you
> a method to
On May 21, 2009, at 5:43 PM, Morales Vivó Óscar wrote:
Good point. The problem I'm having is that I don't know when to call
the "willChange…" method, only that sometimes I need to call the
"didChange…" one.
It's pretty straight forward.
[blah willChange...];
the_change
[blah didChange...]
On 22/05/2009, at 11:38 AM, Chunk 1978 wrote:
ok... so an API is like a lower level framework? wikipedia states
that Carbon and Cocoa are APIs on Mac, but i always thought those were
frameworks.
An API is the soup, the framework is the tin it comes in. Soup also
comes in cartons and bowls
On Thu, May 21, 2009 at 9:38 PM, Chunk 1978 wrote:
> ok... so an API is like a lower level framework? wikipedia states
> that Carbon and Cocoa are APIs on Mac, but i always thought those were
> frameworks.
They are both!
API stands for Application Programming Interface. "Interface" is the
key w
ok... so an API is like a lower level framework? wikipedia states
that Carbon and Cocoa are APIs on Mac, but i always thought those were
frameworks.
The terms are thrown around loosely. Here is how I would define them:
The API is the design or *blueprint* that tell you how to interact
with a
Hi
I wrote a custom view that contains several other views and am having
problems when applying an affine transform to the main view. The main
view is a page and the two subviews are a crop view that displays page
margins and a column view that displays the page columns. I've checked
to m
On 22/05/2009, at 12:52 PM, Ken Tozier wrote:
- (void) drawRect:(NSRect) inRect
{
NSAffineTransform *transform = [self transform];
[transform concat];
[[NSColor whiteColor] set];
NSRectFillUsingOperation([self frame], NSCompos
On Thu, May 21, 2009 at 10:52 PM, Ken Tozier wrote:
> Perhaps I'm not understanding how transforms are supposed to work, but from
> my reading of the relevant drawing and transform documentation, I got the
> impression that if a transform was applied to a view, it treated the view
> and all it's s
Hi, friends !
When a user presses a right mouse button on the NSTextField, a context menu
will appear.
I want that a context menu will not appear at this time.
How can ?
Give me sample code, please.
Help m !!!
SoS!!!
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What should I look into if I need to grab the document/window name from
other running applications? Currently I have the following to get a list of
available running applications:
[[NSWorkspace sharedWorkspace] launchedApplication]
How do I go about getting the document/window name from other appl
Hi all,
I'm trying to add 2 sounds tracks in a QTMovie so they play at the same
time. I've tried adding both sound tracks with the layer property
changed to the qtmovie but the tracks are played one after another. Is
this possible? And if is possible any help is really appreciated.
Thanks in
Hi List.
I need your help with how to deallocate an object which is created in
a server process A from a client process B.
In the project as we can see in the NSLog once the MyClass object is
created and returned to the client, its retain count becomes 3. This
causes the MyClass object to
Hi,
I have already read through CFReadStream archives, and still have trouble with
it.
After CFReadStreamOpen() has been implement and its status is
kCFStreamEventHasBytesAvailable,
so I can read data from the source.Of course, there's no problem. As for the
FTP server,
I can connect it by usi
On Thu, May 21, 2009 at 3:59 AM, John Ku wrote:
> How do I go about getting the document/window name from other applications?
Unless the developers of the application have explicitly provided an
API with which to do so (the most common one is AppleScript) then you
can't do it. As far as your app
There are also multiple definitions of "framework."
Here's Apple's definition:
http://developer.apple.com/documentation/MacOSX/Conceptual/BPFrameworks/Concepts/WhatAreFrameworks.html
"A framework is a hierarchical directory that encapsulates shared resources,
such as a dynamic shared library, ni
Hi all,
Thanks for your suggestions and help so far.
I believe my problem is that my model object is a subclass of
CATiledLayer. Synthesized accessor methods for the CATiledLayer
subclass are not key value observing compliant. Yet, by changing the
immediate superclass of the model object t
On May 21, 2009, at 4:01 PM, Santosh Sinha wrote:
I need your help with how to deallocate an object which is created
in a server process A from a client process B.
In the project as we can see in the NSLog once the MyClass object is
created and returned to the client, its retain count becom
On May 21, 2009, at 12:58 AM, star red wrote:
When a user presses a right mouse button on the NSTextField, a
context menu
will appear.
I want that a context menu will not appear at this time.
Why? That's really non-standard.
How can ?
The first thing I'd try is setting the text field'
Thanks Graham
It took a bit of trial and error, but scaleUnitSquareToSize seems to
do what I want. I ripped out all the transform code and just wrote a
simple override to setFrame for the page view
- (void) setFrame:(NSRect) inFrame
{
NSSize currentSize = [self
I gone through that links and I can't figure it out how to set the dpi.
By googling I found a function to set dpi in windows :
public RenderTargetBitmap(
int pixelWidth,
int pixelHeight,
double dpiX,
double dpiY,
PixelFormat pixelFormat
)
Is there any equivalent method?
Is it
On 22/05/2009, at 2:48 PM, Mahaboob wrote:
I gone through that links and I can't figure it out how to set the
dpi.
By googling I found a function to set dpi in windows :
public RenderTargetBitmap(
int pixelWidth,
int pixelHeight,
double dpiX,
double dpiY,
PixelFormat pixelFo
On May 21, 2009, at 12:59 AM, John Ku wrote:
What should I look into if I need to grab the document/window name
from
other running applications? Currently I have the following to get a
list of
available running applications:
[[NSWorkspace sharedWorkspace] launchedApplication]
How do I go a
Fantastic, this is exactly what Im looking for. Time to dive into C!
Thanks!!
On Thu, May 21, 2009 at 10:24 PM, Eric Schlegel wrote:
>
> On May 21, 2009, at 12:59 AM, John Ku wrote:
>
> What should I look into if I need to grab the document/window name from
>> other running applications? Curre
That's very clear, thanks for the explanation!
Aurélien,
Objective Decision Team
On 20 mai 09, at 21:15, Ben Trumbull wrote:
In the main thread, using objectWithID: repeatedly on each objectID
sent by the subthread returns the object that was inserted in the
background thread. This is exac
Hello,
A few days ago I was having this same issue. The reason KVO doesn't
work out-of-the-box with CALayer subclasses, I believe, is because
CALayer overrides +automaticallyNotifiesObserversForKey: to return NO.
My solution was to override +aNOFK: in my custom subclass to return
YES for my custom
On Fri, May 22, 2009 at 1:43 AM, John Ku wrote:
> Fantastic, this is exactly what Im looking for. Time to dive into C!
This is not going to get you the names of documents, it will get you
the titles of windows. You have no idea whether a window is a
document window, inspector, or other some othe
HI
thanks for suggestion. Since i want to scroll the text so i have to
update it regularly so i have taken a CAOPenGLLayer and set is
asynchronous and i am using
- (void)drawInCGLContext:(CGLContextObj)glContext pixelFormat:
(CGLPixelFormatObj)pixelFormat forLayerTime:
(CFTimeInterval)
HI
thanks for suggestion. Since i want to scroll the text so i have to
update it regularly so i have taken a CAOPenGLLayer and set is
asynchronous and i am using
- (void)drawInCGLContext:(CGLContextObj)glContext pixelFormat:
(CGLPixelFormatObj)pixelFormat forLayerTime:
(CFTimeInterval)
I should have been more specific in the question sorry.And you are right,
just tried this with Adobe Photoshop and gave me at least twenty entries for
photoshop's floating windows and palettes and others like spotlight,
systemUI Server. With background processes, I could probably match it
against w
Hi Dave,
On 22/05/2009, at 4:12 PM, Dave Keck wrote:
Hello,
A few days ago I was having this same issue. The reason KVO doesn't
work out-of-the-box with CALayer subclasses, I believe, is because
CALayer overrides +automaticallyNotifiesObserversForKey: to return NO.
My solution was to override
On May 21, 2009, at 11:32 PM, John Ku wrote:
I should have been more specific in the question sorry.
And you are right, just tried this with Adobe Photoshop and gave me
at least twenty entries for photoshop's floating windows and
palettes and others like spotlight, systemUI Server. With bac
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