On 13 May 2009, at 10:28, Chunk 1978 wrote:
i suppose i could still try to do what i'm attempting by being
slightly larger, but were your results on different screens
drastically different in most cases?
iBook (1024 x 768):
CGDisplayScreenSize says: 250 x 180.
My doctored numbers: 245.48352
On May 14, 2009, at 12:48 PM, Graham Cox wrote:
On 14/05/2009, at 3:37 PM, Ryan Joseph wrote:
Great, thanks! That leads me to consider the real problem, do I
need to create an undo manager manually if I create the NSTextView
without initWithFrame:? I bet that's the problem... Thanks.
Hi everyone,
I'm attempting to compare some strings using arbitrary locales. On
Leopard this works fine, the NSString method
compare:options:range:locale: accepts an actual NSLocale instance.
However, on Tiger the parameter is typed as NSDictionary. Searching
the archives turns up that
Hi, what are the best practices for communicating to Java from Cocoa? It
seems that a lot of the Java Bridge documents have been deprecated. For
example, I'm seeing the following message:
Legacy Document
Important: The information in this document is obsolute and should not be
used for new
FYI this bug has been finally fixed in 10.5.7.
I need to pay honor to Apple for writing me to check verify the
bugfix, and to let many of us to switch spell checker language without
glitches.
This really makes my day! Thanks for everyone who followed this thread
and sent reports to
Hi all,
I am working on Objective-C( cocoa framework). I need to write some data( like
password...) in KeyChain Utility programatically.I have searched about how to
write in KeyChain but could not find any solution.
Can you plese tell me how can i write password in KeyChain programatically
On May 14, 2009, at 6:59 AM, sandeep chaudhary wrote:
I am working on Objective-C( cocoa framework). I need to write some
data( like password...) in KeyChain Utility programatically.I have
searched about how to write in KeyChain but could not find any
solution.
That's odd, searching
Hello list!
On my path to learning Cocoa, I am currently trying to get a grasp on
the bindings thing.
Now I have run into a situation I can not solve myself, can not
google the solution to, and could not get an answer to browsing Cocoa-
Dev mailing list archive. I have the feeling it is
On May 14, 2009, at 3:08 AM, Conrad Taylor wrote:
Hi, what are the best practices for communicating to Java from
Cocoa? It
seems that a lot of the Java Bridge documents have been deprecated.
For
example, I'm seeing the following message:
Legacy Document
Important: The information in this
On Thu, May 14, 2009 at 12:27 AM, Sean McBride cwat...@cam.org wrote:
Michael Ash (michael@gmail.com) on 2009-05-13 11:07 PM said:
2) Display the second window as a modal panel instead of a sheet.
Apple does this with NSSavePanel if you try to save over an existing
file. It's easy and works
On May 13, 2009, at 7:08 PM, Randall Meadows wrote:
On May 13, 2009, at 4:59 PM, Eric Gorr wrote:
I have a black and white NSImage with some pixels in the image
totally transparent.
I need to change the white pixels to black, the black pixels to
white, and leave the transparent area in the
On May 13, 2009, at 9:07 PM, Michael Ash wrote:
3) Use performSelector:withObject:afterDelay: with a 0 delay to run
the code to show the new sheet after the old sheet has truly gone
away. This will result in one sheet being followed by another sheet as
you desire.
I have had success with
Actually I have big DB, so for a single change it will take lot of time to get
reflected
NSTableView only fetches data for rows as they are displayed, so it should
not take a long time to redraw.
--
Scott Ribe
scott_r...@killerbytes.com
http://www.killerbytes.com/
(303) 722-0567 voice
On Thu, May 14, 2009 at 10:24 AM, Scott Ribe scott_r...@killerbytes.com wrote:
Actually I have big DB, so for a single change it will take lot of time to
get
reflected
NSTableView only fetches data for rows as they are displayed, so it should
not take a long time to redraw.
... well,
... well, unless you have variable-height rows. Then (potentially
complex) calculations have to be done to determine those cells that do
need to be drawn.
Corbin? Do I have this right?
Well yes. Although that can be solved with the right underlying model...
--
Scott Ribe
On Thu, May 14, 2009 at 10:34 AM, Scott Ribe scott_r...@killerbytes.com wrote:
... well, unless you have variable-height rows. Then (potentially
complex) calculations have to be done to determine those cells that do
need to be drawn.
Corbin? Do I have this right?
Well yes. Although that
[ Intrigued ] ... that being?
First a fast way to read the data off disk to begin with, for start up time.
Then caching of row heights when they are calculated. Finally binary search
of row heights/positions when mapping coordinates to row indexes.
Of course depending on what calculations are
Please ignore
the original question.
No ;-)
It is perfectly reasonable for a handful of objects to get allocated and
never freed throughout the lifetime of a run. It is perfectly reasonable for
some such objects to be instantiated lazily rather than at startup. So it is
normal to have some
On Thu, May 14, 2009 at 10:41 AM, Scott Ribe scott_r...@killerbytes.com wrote:
First a fast way to read the data off disk to begin with, for start up time.
Then caching of row heights when they are calculated. Finally binary search
of row heights/positions when mapping coordinates to row
On May 14, 2009, at 5:51 AM, malte.phil...@mac.com wrote:
Now here is what has me utterly confused and my actual question:
In his tutorial Scott is setting up an NSObjectController (named
ControllerAlias there) and binds that to the MyController
instance with the explanation:
quoteThis
On May 14, 2009, at 7:49 AM, I. Savant wrote:
On Thu, May 14, 2009 at 10:41 AM, Scott Ribe scott_r...@killerbytes.com
wrote:
First a fast way to read the data off disk to begin with, for start
up time.
Then caching of row heights when they are calculated. Finally
binary search
I would like to add a little button next to my apps password field to
hide/show the password. I have searched this list but although it has
bee mentioned I can find no example of doing this. NSSecureTextField
seems to be the way to go but I am not having any luck.
Any ideas how I could
You can't toggle the password behavior in NSSecureTextField, so if you
still need to toggle this, you can either create both a regular
NSTextField and a NSSecureTextField and hide/show/synchronize them as
needed, or recreate the text field with the correct class when needed...
Best regards,
On May 14, 2009, at 9:40 AM, Patrick Neave wrote:
I would like to add a little button next to my apps password field
to hide/show the password. I have searched this list but although it
has bee mentioned I can find no example of doing this.
NSSecureTextField seems to be the way to go but
How should NSFont's -underlinePosition and -underlineThickness values be
interpreted? Are they fixed values, indicating an absolute offset, or are
they some proportion of the pointSize or something else?
In the optimal case (I’ll explain shortly), the underlinePosition is the
number of
On 5/14/09 8:12 AM, Keary Suska said:
Your advice is good, to be sure, but you are incorrect about the
above.
In fact, the 'do you want to replace?' question is displayed in a
sheet
that appears on top of the save panel sheet.
Yes, but the docs are clear that stacked or nested sheets are
On May 13, 2009, at 9:32 PM, Joar Wingfors wrote:
...to follow up on that a bit: When you're instantiated from nib
loading you will not see -initWithFrame: being called, but rather
-initWithCoder:. You can read more about that in the NSCoding
Nib Loading documentation.
Depending on what
If anyone has a tutorial or sample code for this it would be greatly
appreciated! This issues comes up from time to time and there is not a
lot sample code out there for it. Most of the posts are conceptual
rather than examples.
Todd
On May 14, 2009, at 10:14 AM, Corbin Dunn wrote:
On
You are welcome to log a bug report requesting a sample. Please detail
the things you would like to see in it. These are also the types of
things we could cover at a WWDC event. I will be giving an advanced
table view talk:
Presenting User Data with Table Views and Browsers
On 14.05.2009, at 16:55, Keary Suska wrote:
On May 14, 2009, at 5:51 AM, malte.phil...@mac.com wrote:
Now here is what has me utterly confused and my actual question:
In his tutorial Scott is setting up an NSObjectController (named
ControllerAlias there) and binds that to the MyController
Hello,
I'm working on optimizing a document based application, and I've found that
overdrawing is a significant contributor to the (tolerable, but non-ideal)
performance issues I am experiencing.
The reason overdrawing occurs is as follows:
Let's say the user draws a line in the document from
Hi All,
Is it possible to fill up check-box with different background colours? If
yes how can we achieve this?
Thanks
Arun
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This was indeed a bug and has been fixed in Mac OS X 10.5.7
See http://www.openradar.me/6700222 for the bug report.
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Contact the
On May 14, 2009, at 04:51, malte.phil...@mac.com wrote:
Now here is what has me utterly confused and my actual question:
In his tutorial Scott is setting up an NSObjectController (named
ControllerAlias there) and binds that to the MyController
instance with the explanation:
quote
This
On May 14, 2009, at 10:09, David Harper wrote:
In my document view class' drawRect: method, everything in the
document overlapping the display rectangle is drawn. However, my
pages are drawn as rectangular bezier paths with attached NSShadows,
so I draw an entire page if it overlaps the
On May 14, 2009, at 11:07 AM, malte.phil...@mac.com wrote:
To possibly refine my initial question a bit better though:
In Scott's example I can *remove* the NSObjectController and bind
the NSArrayController (he's binding to that NSObjectController)
*directly* to the MyController instance in
After upgrading to 10.5.7 I've been having intermittent trouble with
deallocated objects in NSURLConnections. All of my URL requests are
made using sendSynchronousRequest. Everything is fine for about 10-15
minutes, then I get this crash. I am making requests on multiple
threads,
Hi everyone,
BYU CocoaHeads will be having their monthly meeting tonight at 7pm in W108 TNRB
(Tanner building) on BYU Campus in Provo, UT. Matt Stoker, developer of Mobile
Finder and student at the University of Utah, will be presenting on OpenGL.
Parking is free, and a map to BYU campus can
Just curious, but if I am loading images into a UIImageView in table cells
from online URLs, is it better to use NSThread or use async NSURLConnection
to ensure that the scrolling is smooth while images are loaded in?
Eric
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Thank you Keary and Quincey for your responses.
I feel that my puzzlement has been resolved a great deal! :)
Thank you.
-Philipp
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On 14 May 2009, at 18:09, David Harper wrote:
I'm working on optimizing a document based application, and I've
found that overdrawing is a significant contributor to the
(tolerable, but non-ideal) performance issues I am experiencing.
[snip]
It sounds from your description as if the
On Thu, May 14, 2009 at 4:52 PM, Eric E. Dolecki edole...@gmail.com wrote:
Just curious, but if I am loading images into a UIImageView in table cells
from online URLs, is it better to use NSThread or use async NSURLConnection
to ensure that the scrolling is smooth while images are loaded in?
I actually think for a simple case like this one, the NSThread
approach will have simpler, more straightforward code. I say go with
whichever way makes more sense for your style of coding.
Luke
On May 14, 2009, at 2:56 PM, Michael Ash wrote:
On Thu, May 14, 2009 at 4:52 PM, Eric E. Dolecki
Hello all,
I need to get the character position that the mouse was clicked on in
a NSTableView column.
I have the delegate and datasource set and the entire application
works fine.
Management now wants to be able to click on specific words and get
more information.
Getting the cell
Threads would be unnecessary hassle and probably slower performing.
NSURLConnection maintains its own private thread for performing the
work of all open URL connections, even if you are using the
synchronous API. By using NSThread, you are just bringing an extra
unnecessary thread into the
Why is it assumed that threads created by NSURLConnection are faster
than threads created manually with NSThread?
Luke
On May 14, 2009, at 3:36 PM, Mike Abdullah wrote:
Threads would be unnecessary hassle and probably slower performing.
NSURLConnection maintains its own private thread for
To add to that thought, I should add that even if there is a
performance difference, I'd be surprised if it's anything that anyone
would notice. It's generally a mistake to assume there's a performance
problem with a certain approach until you've actually seen the
performance problem. In
On 14 May 2009, at 23:39, Luke the Hiesterman wrote:
Why is it assumed that threads created by NSURLConnection are faster
than threads created manually with NSThread?
It isn't.
Mike's point is that the chances of someone who is asking whether or
not to use NSThread on a developer mailing
I am not saying that the threads created by NSURLConnection are in any
way faster than those created manually. I am saying that
NSURLConnection is going to use its own thread internally whatever you
do, so throwing another thread into the mix is only adding additional
overhead.
As it
On Thu, May 14, 2009 at 6:42 PM, Luke the Hiesterman luket...@apple.com wrote:
To add to that thought, I should add that even if there is a performance
difference, I'd be surprised if it's anything that anyone would notice. It's
generally a mistake to assume there's a performance problem with a
On 15/05/2009, at 1:59 AM, Benjamin Stiglitz wrote:
How should NSFont's -underlinePosition and -underlineThickness
values be
interpreted? Are they fixed values, indicating an absolute offset,
or are
they some proportion of the pointSize or something else?
In the optimal case (I’ll
In the CryptoExercise iPhone example, they allocate a shared instance
like this:
=
static SecKeyWrapper * __sharedKeyWrapper = nil;
+ (SecKeyWrapper *)sharedWrapper {
@synchronized(self) {
if (__sharedKeyWrapper == nil) {
[[self alloc] init];
I am writing a Cocoa application that links to many frameworks. For
some reason when I debug the program the following message appears in
the debug output:
*** _NSAutoreleaseNoPool(): Object 0x409660 of class NSCFArray
autoreleased with no pool in place - just leaking
This message is
On 15/05/2009, at 11:32 AM, Eric Hermanson wrote:
Is the above paradigm any better/worse than doing something simpler,
like the following (which is the paradigm I've been using)
The sample code prevents other developers from allocating subsequent
instances.
See
Hey all,
I'm fairly new to iPhone/Cocoa, and brand new to Core Data. I'm in the
process of writing a data manager, and I would like it to use Core Data.
Unfortunately my brain is breaking a little bit with a conceptual issue. I
need an entity which will store some binary data along with a guid
Hi
I am a 4D developer for almost 15 years.
In the beginning of this year I am studding the idea of chancing my
range of Invoice Programme made in 4D to XCODE/Objective-c 2.0/Cocoa.
One of the reasons is the very expensive cost that 4D has when you
work in Client/Server Mode.
And the
Hello,
I'm writing a game and I need to set the key and key repeat thresholds in my
Cocoa application. The functions needed to do to this under Carbon (Events.h)
are:
LMGetKeyThresh
LMSetKeyThresh
LMGetKeyRepThresh
LMSetKeyRepThresh
I'm looking for the Cocoa equivalents.
Thank you,
Hi, I have a situation where I have an array of objects that I want to
bind to so I can use them in an inspector, but the objects are of
different classes, and I want the inspector to only see the objects
that have the key that I am binding to.
For example, if I have an array of vehicles,
The first sentence of my reply should read The sample code prevents
the allocation of subsequent instances.
Sorry for the ambiguity.
Kiel
On 15/05/2009, at 11:46 AM, Kiel Gillard wrote:
On 15/05/2009, at 11:32 AM, Eric Hermanson wrote:
Is the above paradigm any better/worse than doing
On Thu, 14 May 2009 16:52:48 -0400, Eric E. Dolecki
edole...@gmail.com wrote:
Just curious, but if I am loading images into a UIImageView in table
cells
from online URLs, is it better to use NSThread or use async
NSURLConnection
to ensure that the scrolling is smooth while images are loaded
On Thu, May 14, 2009 at 6:43 PM, Tron Thomas tron.tho...@verizon.net wrote:
I am writing a Cocoa application that links to many frameworks. For some
reason when I debug the program the following message appears in the debug
output:
*** _NSAutoreleaseNoPool(): Object 0x409660 of class
I'm going to try NSURLConnection first I guess and see how it goes. I'm
loading larger images that get resized down in the table so I'll have the
larger images cached for display in a details view.
Thanks for all of this valuable feedback!
Eric
On Thu, May 14, 2009 at 11:21 PM, George Warner
On May 14, 2009, at 6:51 AM, malte.phil...@mac.com wrote:
I would really like to understand the difference in approach between
these two methods and also if there are any implications by using or
skipping an NSObjectController in between. Would anyone find the
time and inclination to
Thank You. Good explanation. The example/doc makes sense and seems
to be the safest route, although possibly overkill for private code
that is not going to be distributed to other developers.
- Eric
On May 14, 2009, at 9:46 PM, Kiel Gillard wrote:
On 15/05/2009, at 11:32 AM, Eric
On May 14, 2009, at 7:07 PM, Gideon King wrote:
Hi, I have a situation where I have an array of objects that I want
to bind to so I can use them in an inspector, but the objects are of
different classes, and I want the inspector to only see the objects
that have the key that I am binding
On 15/05/2009, at 3:09 AM, David Harper wrote:
I find this behavior to be somewhat bizarre, but nonetheless the
solution seems to be to only draw a white rectangle using the
NSIntersectionRect of both relevant rectangles. However, this
causes a broken-up shadow appearance. Should I
On 15/05/2009, at 3:24 PM, Graham Cox wrote:
NSShadow (and the underlying CFShadow code)
By which I meant CGContextSetShadow - you knew that... ;-)
--Graham
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Hi,
I had a look at the code ... with the method suggested, user may not be able
to click on the chec-box itself.
Thanks
Arun
On Fri, May 15, 2009 at 10:48 AM, Graham Cox graham@bigpond.com wrote:
On 15/05/2009, at 3:15 AM, Arun wrote:
Hi All,
Is it possible to fill up check-box
On 15/05/2009, at 3:37 PM, Arun wrote:
Hi,
I had a look at the code ... with the method suggested, user may not
be able to click on the chec-box itself.
I haven't gone into it in great detail, but it appears to support
checked and unchecked states, but currently in the test app the
On Fri, May 15, 2009 at 1:37 AM, Arun arun...@gmail.com wrote:
I had a look at the code ... with the method suggested, user may not be able
to click on the chec-box itself.
I doubt that Matt Gemmell would fail implement such fundamental behavior.
You seem to be asking for someone to hand you
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