> On Sep 22, 2023, at 12:44 PM, JPH wrote:
>
> Hi David,
>
> Trying to understand the mechanism you suggest ( I am not familiar with
> the concept of context pushing - poping :(I )
>
> NSGraphicsContext * newconte
> On Sep 22, 2023, at 11:12 AM, JPH via Cocoa-dev
> wrote:
>
> I am facing the following problems in drawing text and graphics in
> CGContextRef of an NSview and Printing framework:
>
> 1) drawing text using: [finalString drawInRect:textBox
> withAttributes:attributes];
> Works nicely
On Tue, Jan 03, 2023 at 10:03:30AM -0800, David Duncan wrote:
> While you may have solved your problem, your general approach is not one that
> would be recommended – CALayers are not meant to be drawn into a context, but
> rather added to a layer tree to be rendered by the system. For
drawing your
shadows with AppKit or CoreGraphics directly instead of using CoreAnimation as
an intermediary.
> On Jan 1, 2023, at 7:23 PM, David Young via Cocoa-dev
> wrote:
>
> On Thu, Dec 15, 2022 at 08:59:24PM -0600, David Young via Cocoa-dev wrote:
>> Is it possible tha
On Thu, Dec 15, 2022 at 08:59:24PM -0600, David Young via Cocoa-dev wrote:
> Is it possible that a CGContext clip path will clip a shadow cast inside
> the clip path, if the CALayer whose content cast the shadow is fully
> outside of the clip path? Any ideas why?
Just in case it helps
clip path? Any ideas why?
Dave
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Testing, please disregard.
Dave
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> On Jan 28, 2022, at 11:50 AM, Alex Zavatone wrote:
>
> Awesome. Thank you, David.
>
>
> I stumbled across this too while going through Apple documentation. What’s
> scary is that I have no idea why it works.
>
> self.navigationController!.naviga
UINavigationBarAppearance *appearance = [UINavigationBarAppearance new];
[appearance configureWithTransparentBackground];
navigationItem.standardAppearance = appearance;
Thats the simplest per-item way to do it. This does imply you adopt the new
appearance APIs introduced in iOS 13.
> On Jan 28,
ffect without introducing
characters to my NSTextStorage.
It looks like TextKit 2 lets one do something like this rather easily,
but I'm leary of adopting it while it's so green.
Is anyone aware of a "worked example" I can read for TextKit 1?
Dave
--
D
> On Oct 18, 2021, at 10:51 AM, Alex Zavatone wrote:
>
>
>
>> On Oct 18, 2021, at 11:31 AM, David Duncan wrote:
>>
>> In general it's also preferred that you look at the traitCollection of the
>> most relevant view for this information – there ar
In general its also preferred that you look at the traitCollection of the most
relevant view for this information – there are contexts for which the content
size category may not match the global value (and there is API on UIView to
restrict the overall range that you can apply as well). This al
you need an NSBitmapRep you can
use -bestRepresentationForRect:context:hints:. But assuming your trying to get
that NSImage somewhere other than into (say) an NSImageView, there may be
better APIs or pathways to that solution.
> -Carl
>
>
>> On Nov 2, 2020, at 3:09 PM, David
> On Nov 2, 2020, at 2:59 PM, Carl Hoefs via Cocoa-dev
> wrote:
>
> How can I correctly scale a UIImage from 3264x2448 down to 640x480 pixels?
>
>
> I have an iOS app that interacts with a macOS server process. The iOS app
> takes a 3264x2448 camera image, scales it to 640x480 pixels, and m
chanism that only calls
> -setNeedsDisplay every once in a while. So should I setup a timer based on
> the monitor's refresh frequency rate that calls -setNeedsDisplay in intervals
> of the monitor's vertical refresh rate or how is that supposed to be
> implemented?
>
> On 19.1
what I'm doing wrong?
David
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idea what I'm doing wrong?
David
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Setting automatic code signing to Off and "Code Sign style" = Manual just means
you have control over the certificate, developer team, etc. not that Xcode
won't sign your product. There used to be a "Don't Code Sign" option which did
as advertised but it hasn't been an option in a Xcode release
this may be difficult for other to repro
i have discovered it may have to do with permissions / entitlements that have
been granted the app by the user, and that resetting all perms to default will
"fix" the problem
in the terminal, do this:
> tccutil reset All
i expect that after that, your de
I had a similar problem with .icns files showing weird graphics but on Mojave
and earlier they were fine. I resolved the issue by using Icon Composer (on
macOS 10.10) to extract the '.icns' file(s) to iconsets and then importing them
into an Asset Library.
The NSImage creation changed to use i
Read up on notarization, Catalina requires signed and notarized code.
https://developer.apple.com/documentation/xcode/notarizing_macos_software_before_distribution
Dave
From: Cocoa-dev on
behalf of Gabriel Zachmann via Cocoa-dev
Sent: Thursday, March 5, 2020 9:
You’ll need to explain how you are creating the NSBitmapImageRep (what methods
your calling, what parameters your passing, etc) that you pass to this method
before anyone can explain why this might be going wrong for you.
> On Mar 3, 2020, at 10:19 PM, Sravan Kumar Lakkimsetti via Cocoa-dev
>
i too have this question
> On Nov 10, 2019, at 5:39 PM, Lars C. Hassing via Cocoa-dev
> wrote:
>
> I have developed two Cocoa apps, one launching the other helper app.
>
> If number two app crashes then macOS may ask the user if he wants to relaunch
> it,
> but it makes no sense launching it
> On Nov 9, 2019, at 12:09 PM, Carl Hoefs via Cocoa-dev
> wrote:
>
> I'm trying to keep some older iOS code going, but I'm getting a deprecation
> warning on many UIView class methods:
>
> +beginAnimations:context:
> +setAnimationBeginsFromCurrentState:
> +setAnimationDuration:
> +commitAnim
> On Oct 21, 2019, at 3:26 AM, Arved von Brasch via Cocoa-dev
> wrote:
>
> Hello list,
>
> Thanks to someone on the list who provided me with a clue, I found that if I
> add this to my NSCollectionViewItem subclass:
>
> override func viewWillAppear() {
>super.viewWillAppear()
>
As another developer who procrastinated on converting the GUI for a large
application away from Carbon, I have also found this discussion to be highly
illuminating. My excuse is that I'm an academic, and while the users of my
software appreciate the GUI, the absolute last way I want to spend my
bscribe/Update your Subscription:
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>
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agreed. i'm a small one person company with about ten of thousand customers,
half mac half windows.
wrote for mac first, carbon C++
ported to windows by porting CoreFoundation, then simulating Carbon APIs for
everything else
it's taken me YEARS to try to switch to Cocoa, and i'm still not done
controller as it is used in
> virtually all of the various view controllers. That's why I wanted it as a
> function.
>
> -- Doug
>
>> On 30 September 2019, at 14:44, David Duncan wrote:
>>
>> What happens if you present it over your normal view cont
What happens if you present it over your normal view controller hierarchy
instead of using another window?
Has your application adopted UIWindowScene?
> On Sep 30, 2019, at 5:36 PM, Doug Hardie via Cocoa-dev
> wrote:
>
> I have some code that presents an alert to the user with information the
> On Sep 17, 2019, at 1:19 PM, Gabriel Zachmann via Cocoa-dev
> wrote:
>
> I have a layer with two animations.
>
> I would like to pause this animation occasionally .
> To do so, I set layer.speed = 0.0;
>
> In the past, this has worked (with slightly different animations).
> However, in thi
> On Sep 14, 2019, at 6:25 AM, Gabriel Zachmann via Cocoa-dev
> wrote:
>
> Maybe, I haven't understood how the animation of the bounds property works,
> or the bounds property of a CALayer itself ,
> or I am making a stupid mistake.
>
> Here is my code:
>
>CALayer * imgLayer = [C
well, the solution was to just re-build the offending library with 10.9 as
the target and all is well
> On May 20, 2019, at 9:38 AM, David M. Cotter wrote:
>
> i saw this article:
> https://stackoverflow.com/questions/41865537/how-does-apples-codesign-utility-decide-which-sha-a
elated, but the odd thing is that the app launches FINE on
10.9, or 10.11 and later.
why fail only on 10.10?
> On May 19, 2019, at 8:38 PM, David M. Cotter wrote:
>
> I’m developing on 10.14.4
> using Xcode 9.4.1
> signing via command line (not via xcode)
>
> my app wo
p/kJams 2.app/Contents/MacOS/InstallTool
> --validated:/Users/davec/Desktop/kJams 2.app/Contents/MacOS/InstallTool
> /Users/davec/Desktop/kJams 2.app: valid on disk
> /Users/davec/Desktop/kJams 2.app: satisfies its Designated Requirement
and:
> davec$ spctl -a -t exec -vv /Users/davec
I've had to do some funky things with categories in the past, in at
least one case because some framework had added one but for complex
reasons could not import. So, similar to what Jens said:
The interface description of the category is for the sole purpose of
helping the compiler generate a
Yea, Jonathan’s recommendation is probably best. You would configure the
collection view to scroll horizontally and just vend cells that are the
numbers. You can probably configure UICollectionViewFlowLayout to do most of
the heavy lifting for you, and perhaps just do a subclass to override
tar
> On Aug 30, 2018, at 6:38 PM, Demitri Muna wrote:
>
>
> On Aug 30, 2018, at 9:23 PM, Quincey Morris
> wrote:
>
>> “Encapsulated layout height” sounds like one of the constraints that IB adds
>> to your layout when it’s under-constrained at design time. Are you adding
>> the other constra
, not to
> mention typing period period period instead of option-;.
This hateful stuff doesn't really belong on this list, does it?
Maybe this conversation has run its course?
Dave
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> --
> Thanks,
>
> Devarshi
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want to use to see what is actually
> going on.
>
> Constraints is a very big topic with many things to learn and control.
> They are
> very powerful, and thus very maddening when they don’t work they way you
> understand. Take the time to learn how to use them, and you will be muc
I might try it, but it's difficult to do accurately because the views are
assembled programmatically - it's dynamically generated based on the data
read in.
On Fri, Mar 16, 2018 at 10:37 AM, Richard Charles
wrote:
>
> > On Mar 16, 2018, at 9:03 AM, David Catmull
> wrote:
I found that in my googling, but since I'm not changing priorities, it
wasn't helpful.
On Fri, Mar 16, 2018 at 10:06 AM, Richard Charles
wrote:
>
> > On Mar 16, 2018, at 9:03 AM, David Catmull
> wrote:
> >
> > After I set up a somewhat complex view hie
After I set up a somewhat complex view hierarchy, I'm getting a crash with
this exception:
2018-03-16 08:59:21.814873-0600 App[31201:13046721] *** Assertion failure
in -[NSLayoutConstraint setPriority:],
/BuildRoot/Library/Caches/com.apple.xbs/Sources/Foundation/Foundation-1451/Foundation/Layout.s
t the moderators at cocoa-dev-admins(at)lists.apple.com
>
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David Duncan
__
In my table view, when you drag an item, the drag image it uses comes from
the column cell where the drag started, rather than using the cell from the
first column where I have the icon and name. How do I make it use the first
column?
I'm looking at Apple's TableViewPlayground as an example, and t
> On Oct 27, 2017, at 7:17 AM, sqwarqDev wrote:
>
>
>> On 27 Oct 2017, at 21:11, David Duncan wrote:
>>
>> In your background task which attributed string are you modifying? From the
>> looks of your ‘updateUI’ function it seems like you are modifying the
NSTiledLayerContents drawLayer:inContext:] + 181
> 35 QuartzCore 0x7fff5aa50b76 -[CALayer
> drawInContext:] + 281
> 36 AppKit 0x7fff4d1ef0b9
> -[NSTileLayer drawInContext:] + 166
>
>
>
> TIA
>
Hi Flavio,
Presenting your custom print dialog (Adobe/Quark do this today) is the only way
to accomplish all of the goals stated below. The standard print dialog isn’t
designed to be customized in the way you want.
Printing has never had much in the way of documentation, reading the header
fi
Apparently the answer is that they should be declared nullable. Even though
I've seen claims that the property will always return a set, apparently
it's also allowable to assign it to nil to clear it out.
On Thu, Oct 5, 2017 at 1:00 PM, David Catmull
wrote:
> I'm adding nullab
I'm adding nullability notations to my Core Data classes for Swift
interoperability, and I need to know whether the properties for to-many
relationships should be considered nullable, or if they will always read as
empty sets. Is there an authoritative answer for this?
_
I have a preferences window with a NSTabViewController hooked up to the
toolbar for selecting tabs. I want the window to be resizable, and to
resize iself if necessary when switching tabs to fit the new tab's size.
I'm subclassing NSTabViewController with the following overload:
override var sele
In the 10.13 SDK, the return type for NSObject.validModesForFontPanel()
changed from Int to NSFontPanel.ModeMask. This is problematic for backwards
compatibility because the different signature means it's considered to be a
new function, different from the one that's been around since 10.3.
If I s
I recently saw some code where an object was alloced but there was no init:
Foo *foo = [Foo alloc];
foo.bar = ...
My blood pressure soared! My pulse quickened! I started breathing rapidly!
But then I though - heck, if Foo has NSObject as its super class, gee,
maybe -init isn't really need.
_
>
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Please do n
The documentation for Process.launch() (the equivalent of -[NSTask launch])
says it "raises an NSInvalidArgumentException if the launch path has not
been set or is invalid or if it fails to create a process", and yet the
function is not marked as "throws". So what happens if I call it from Swift
an
erformance considerations,
the virtual address space is more akin to a 32-bit OS. This is of course an
implementation detail that can be expanded in the future, but something to keep
in mind if you plan to use mmap() a lot.
From the sounds of what our app does, keeping around a single mmap()’s
does anyone know of a place that stashed copies away? I'm fine
with reading 5 year old documentation to get the big picture, then make
annotations on paper copies, finally go online to see if anything of
interest changed.
Thanks for any pointers!
David
PS: https://forums.developer.apple.c
st bet is to consider the request simple queued, with no specific timing in
relation to other requests to do the same.
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> On Mar 22, 2017, at 2:25 PM, davel...@mac.com wrote:
>
>>
>> On Mar 22, 2017, at 2:00 PM, David Duncan wrote:
>>
>>>
>>> On Mar 22, 2017, at 4:15 AM, davel...@mac.com wrote:
>>>
>>>>
>>>> On Mar 22, 2017, at 5
name to NFD. You store it as NFC.
10.3: File system is converted to APFS, and the file name is NFD. You try to
look up the file as NFC, and it fails.
This would also mean that newly created files on APFS are always accessible,
even via the “same” name, because the file system stored the filenam
I just want to remind everyone I’m *not* a file system’s engineer – I’m just
trying to help Dave (and anyone else caught in this) make sure their app can
find their files.
> On Mar 23, 2017, at 1:53 AM, Alastair Houghton
> wrote:
>
> On 22 Mar 2017, at 18:00, David Duncan wrot
Hello Group.
I have an NSView-based app (i.e. not document-based), and I’d like to bolt on a
printing subsystem. I can get NSViews in my main controller to print ok.
However, I want to have a special view constructed just for printing. The view
should not show in the app’s window.
I cannot se
is your
issue.
>
> Thanks,
> Dave Reed
>
>
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On Feb 23, 2017, at 5:11 PM, corbin dunn wrote:
>
>
>> On Feb 22, 2017, at 6:27 PM, David Delmonte wrote:
>>
>> I tried you solution but it doesn’t color the cell. Scratching my head some
>> more.. I’ll probably ask on Stack Overflow.
>
> How did you get i
For example:
>
> cell.layer.backgroundColor = NSColor.black.cgColor
>
> Saagar Jha
>
>> On Feb 22, 2017, at 16:14, David Delmonte > <mailto:ddelmo...@mac.com>> wrote:
>>
>> Hi all, I have a table that has records by date. I want to color those
>> entrie
It's cell based!
> On Feb 22, 2017, at 20:38, Quincey Morris
> wrote:
>
>> On Feb 22, 2017, at 16:14 , David Delmonte wrote:
>>
>> I have a table that has records by date. I want to color those entries based
>> on the dec
Hi all, I have a table that has records by date. I want to color those entries
based on the decade.
I cannot seem to find a way to do this.
Any help would be appreciated.
David
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Please do not
ing the equivalent of drawing the entire view into whatever
dirtyRect you happen to get.
>
> let path = NSBezierPath()
> path.move(to: NSPoint(x: 0, y: 0))
> path.line(to: NSPoint(x: dirtyRect.maxX, y: 0))
> NSColor.darkGray.setStroke()
> path.stroke()
> }
>
> }
>
> C
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Please
oblem, since they'll just be
restored to the same values both times.
On Thu, Feb 16, 2017 at 1:22 PM, Quincey Morris <
quinceymor...@rivergatesoftware.com> wrote:
> On Feb 16, 2017, at 11:32 , David Catmull wrote:
>
>
> I am explicitly calling encodeRestorableState (in wi
Morris <
quinceymor...@rivergatesoftware.com> wrote:
> On Feb 16, 2017, at 10:09 , David Catmull wrote:
>
>
> I'm working on using encodeRestorableState/restoreStateWithCoder to save
> and restore the state of a window. (I'm doing this manually because I want
> t
I'm working on using encodeRestorableState/restoreStateWithCoder to save
and restore the state of a window. (I'm doing this manually because I want
to explicitly save my window state in the document and not just rely on the
OS restoring its state as part of restoring the application state.)
The pr
in
correspondence with an inode number?) are on their way out. Should one
use some metadata that's indexed by Spotlight?
I ask because in the app that I'm building in my spare time, I would
like someday to create hyperlinks between documents.
Dave
--
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dyo...@pobox.
t 10:42 AM, Daniel Stenmark wrote:
>
> Thanks, David. Unfortunately, UINavigationController isn’t currently an
> option as it doesn’t reliably bubble up preferredContentSize changes, which
> we have a strong dependency on and is fairly dynamic in our use case. As of
> 10.0,
> On Dec 30, 2016, at 11:50 AM, Doug Hill wrote:
>
>
>> On Dec 30, 2016, at 11:38 AM, David Duncan wrote:
>>
>>
>>> On Dec 28, 2016, at 4:14 PM, Doug Hill wrote:
>>>
>>> Hi Ken,
>>>
>>> The exact behavior is that th
t; within an animation context? Even if the former, are you calling any
>> methods that force layout (layoutIfNeeded or similar)? If so, where/when?
>>
>> Regards,
>> Ken
>>
>
>
> ___
&
> On Dec 27, 2016, at 3:52 AM, Andreas Falkenhahn
> wrote:
>
> On 25.12.2016 at 16:57 David Duncan wrote:
>
>>> On Dec 23, 2016, at 9:05 AM, Andreas Falkenhahn
>>> wrote:
>
>>> Further examinations have shown that the issue might b
use it goes against the
design of the OS (that apps are always “there” and their lifetime is managed by
the system) and because it goes against user expectation (that you can task
switch quickly and come back to the app exactly as it was).
>
> On 23.12.2016 at 14:35 Andreas Falkenhahn w
Inline
--
David Duncan @ My iPhone
> On Dec 22, 2016, at 4:49 PM, Alex Zavatone wrote:
>
> In that case, would it make sense when the app will enter background, to take
> a snapshot of the main window, then put that image layer over your main
> window so that you can gua
>
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ticle/mixing-objective-c-c++-and-objective-c++>
>
> Hope it helps.
>
> - Alex Zavatone
>
> On Dec 12, 2016, at 10:45 AM, David M. Cotter wrote:
>
>> yes, it IS a carbon app but i can use objectiveC in it, so no problem there,
>> i just need to know how to cr
rewarded with a free karaoke
jukebox app! :D :D
-dave
> On Dec 12, 2016, at 5:08 AM, Richard Charles wrote:
>
>
>> On Dec 11, 2016, at 11:22 PM, David M. Cotter wrote:
>>
>> So I need to programmatically instantiate an NSTouchBar, somehow
>
> This may be somewha
My app is mostly C++ (because it’s cross platform) with Carbon on the UI edges,
and the absolute minimum required ObjectiveC++ to make it work. (please no
discussion about why this is stupid / i should write a modern app etc)
So I need to programmatically instantiate an NSTouchBar, somehow
i d
might otherwise do if you were using
a UINavigationController – wrap your view controller in your container and go
from there. If the only reason you needed presentation is for the navigation
bar, then you wouldn’t need presentation controllers at all at that point.
>
> Dan
--
David Dunca
view controller in a UINavigationController rather than making the navigation
bar part of the presentation itself.
>
> Dan
>
>> On Dec 7, 2016, at 10:01 AM, David Duncan > <mailto:david.dun...@apple.com>> wrote:
>>
>> Its unclear to me at least, but w
tingViewController.topLayoutGuide.length)
>self.navigationBar.frame = CGRect(x: 0, y: self.topView.frame.origin.y
> + self.topView.bounds.height, width: self.containerView?.bounds.width ?? 0,
> height: self.navigationBar.intrinsicContentSize.height)
>
>
>
gt; <mailto:Cocoa-dev@lists.apple.com>)
>
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D
Create and use a subview. There is no significant cost to an additional
content-less view.
--
David Duncan @ My iPhone
> On Nov 30, 2016, at 9:46 AM, Andreas Falkenhahn
> wrote:
>
>> On 29.11.2016 at 22:28 David Duncan wrote:
>>
>> Correct, because the owning UIW
> On Nov 29, 2016, at 2:50 PM, Andreas Falkenhahn
> wrote:
>
> On 29.11.2016 at 17:35 David Duncan wrote:
>
>
>>> On Nov 29, 2016, at 11:30 AM, Andreas Falkenhahn
>>> wrote:
>
>>> On 28.11.2016 at 16:50 David Duncan wrote:
>
&
> On Nov 29, 2016, at 11:30 AM, Andreas Falkenhahn
> wrote:
>
> On 28.11.2016 at 16:50 David Duncan wrote:
>
>> I think you can do everything you need to do in layoutSubviews
>> (fundamentally it doesn’t matter if the device rotates or not, you
>> just want
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David Duncan
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> On Nov 27, 2016, at 7:25 AM, Andreas Falkenhahn
> wrote:
>
> On 27.11.2016 at 00:04 David Duncan wrote:
>
>> What are you trying to accomplish?
>
> I want to keep my UIView centered on the screen so I need to
> change its position when the device rotates. I&#
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