Hi all, in the documentation Using Managed Objects, it says that we should
use:
[moc processPendingChanges]; // flush operations for which you want undos
[[moc undoManager] disableUndoRegistration];
// make changes for which undo operations are not to be recorded
[moc processPendingChanges];
I have a table view which uses an array controller for the contents, and as a
data source and delegate so I can do drag and drop etc. It displays my data
(Colors) just fine, but in one particular scenario something somewhere is
over-releasing an NSIndexSet. I have stripped it right back to the
OK, as usual, 10 minutes after sending the email to the list, something new
turns up.
The *only* time that this problem occurs is when the drag source is the table
view in the Color Palettes section of the Color panel.
Still no idea what's causing it, but at least the problem is narrowed down.
PM, Quincey Morris wrote:
On Jul 15, 2011, at 01:40, Gideon King wrote:
- (BOOL)tableView:(NSTableView *)aTableView writeRowsWithIndexes:(NSIndexSet
*)rowIndices toPasteboard:(NSPasteboard *)pboard {
return YES;
}
This looks suspicious, because it's asking you to write specific
Hi, I have a text field which is used in a save panel accessory when exporting
files from my program. It is bound to the user defaults, and has continuous
updating of values turned on so that if the user presses Return to complete the
save operation, I still have the current value even though
, 2011 at 6:26 PM, Gideon King gid...@novamind.com wrote:
Hi, I have a text field which is used in a save panel accessory when
exporting files from my program. It is bound to the user defaults, and has
continuous updating of values turned on so that if the user presses Return
to complete the save
Hi, I am trying to work out an issue with some text editing and drawing.
I paste a PDF image file into some text that is being edited using a text view,
and as expected, the text storage gets a text attachment with an image with a
PDF image rep passed to it. Then by the time it gets to
Grosam wrote:
On Mar 13, 2011, at 3:08 PM, Gideon King wrote:
I'm seeing a strange thing with a predicate. When I apply the predicate to a
fetch request, it doesn't return any results, but when I do the fetch
without the predicate and then use filteredArrayUsingPredicate to filter
I'm seeing a strange thing with a predicate. When I apply the predicate to a
fetch request, it doesn't return any results, but when I do the fetch without
the predicate and then use filteredArrayUsingPredicate to filter the results,
it has the matching row that I expect.
Here are the results
I recall that I had problems with that too, and IIRC, the
NSXMLNodePreserveWhitespace didn't seem to work, but right now I have
xml:space=preserve in the XML and parse it with just the NSXMLDocumentTidyXML
option, and that works. I believe I just went through all the combinations and
I have seen this too. Exactly the same scenario. I have it on my urgent to-do
list to look at, but have not got to it yet. It was first reported to me by a
user and we could never reproduce it here, but another user has sent us a file
which exhibits the problem on all the machines I have tried.
Hi, I have a layer I want to draw some text on (10.6 target). To actually draw
the text, I am creating the NSGraphicsContext using the graphics port, and
using drawBackgroundForGlyphRange... and drawGlyphsForGlyphRange... to draw the
text.
The output never looks as good as plain old text in a
.
On 05/02/2011, at 2:40 AM, David Duncan wrote:
On Feb 4, 2011, at 5:15 AM, Gideon King wrote:
The output never looks as good as plain old text in a text view.
Do you draw a background for your text? If you are drawing over transparency
then sub-pixel antialiasing doesn't work and when you
surprised that there is a difference between the layouts when I draw it vs
when the textview draws it.
Thanks
Gideon
On 05/02/2011, at 3:54 AM, David Duncan wrote:
On Feb 4, 2011, at 9:42 AM, Gideon King wrote:
Sometimes the layer is transparent, and sometimes it will have a color drawn
behind
Does something in your application load another nib file which has your
MyDocument as the file's owner?
Gideon
On 28/01/2011, at 10:43 AM, Bruce Cresanta wrote:
Hello,
I have and NSDocument based application with the standard MyDocument
document.I have a view declared as an IBOutlet
Hi Ken, I have also been wrestling with this one, and last year had the
following suggestion from Ben:
The problem with autosave is that NSDocument wants the current document to
stay dirty. Save As pushes all the current edits to disk in the new document.
Autosave is supposed to
hours
debugging undo. I would second your opinion - I would never develop an app
using the NSUndoManager now that I have seen the light ;-) Many thanks to
Graham Cox for developing it.
Regards
Gideon
On 22/01/2011, at 12:57 PM, Jerry Krinock wrote:
On 2011 Jan 21, at 17:20, Gideon King
I have a view which adheres to the NSTextInputClient protocol, and when people
type into this view, I create another window with an NSTextView in it, which
the user will continue typing into (this is necessary for some technical and
user interaction reasons).
This all works absolutely fine in
Never mind - found another way of handling it by implementing the marked text
methods directly in my view and only creating the other window when the
character composition is complete. Problem solved.
On 01/01/2011, at 12:24 AM, Gideon King wrote:
I have a view which adheres
I am drawing some CALayers, and use code like what I have below so I can draw
exactly on pixels.
When I draw it in my CALayer drawing code, it's not always pixel aligned. It's
certainly better than if I had done no rounding, but still it is not correct.
Is there something I'm not doing right?
again.
Regards
Gideon
On 22/12/2010, at 4:25 PM, Seth Willits wrote:
On Dec 21, 2010, at 4:09 PM, Gideon King wrote:
When I draw it in my CALayer drawing code, it's not always pixel aligned.
You need to make sure the layer is aligned correctly too. The anchor point by
default is {0.5, 0.5
Thanks for that pointer Ken - that works very nicely.
Regards
Gideon
On 17/12/2010, at 2:09 PM, Ken Ferry wrote:
On Thu, Dec 16, 2010 at 7:48 PM, Gideon King gid...@novamind.com wrote:
Hi, I have an arbitrary (user supplied) image, and I want to get the RGBA
values of each pixel
Oh wow! The voice of much pain speaking! Makes me want to cringe in the corner
and say in a small voice but, but, but I just wanted to add a subview, sir.
I got most of the way without having to use the geometryFlipped (using a
transform to flip coordinates) - I had seen some of your, and
Hi, I have an arbitrary (user supplied) image, and I want to get the RGBA
values of each pixel of the image. I'm thinking that I should create it as an
NSImage and then use the TIFFRepresentation to get it into an NSBitmapImageRep
object, and then walk through and pick up the colors, but it
Hi, I have a layer *hosting* view which has to use the geometryFlipped option
so that it behaves correctly, and need to add an NSTextView subview for editing
sometimes, and an ordinary custom view for editing at other times.
I am having trouble working out where to place the subview. It just
That was the output for $rdi at the CGRunLoopWakeUp breakpoint immediately
after the call to performSelectorOnMainThread...
The output of po (void*)CFRunLoopGetMain() on the line after that is
http://pastie.org/1358258
When I print $rdi at the CGRunLoopWakeUp in my mini test application, I do
Thanks Jonathan, but that's exactly what I did, and I couldn't replicate the
problem in my test project, which is why I'm saying that something outside the
multithreading is screwing things up somehow, but that could be anywhere in
23,000 lines of code, and I don't know what to look for. This
You are correct. They are two different things:
Broken on CFRunLoopWakeUp:
(gdb) po $rdi
CFRunLoop 0x101e04390 [0x7fff70188ee0]{locked = false, wakeup port = 0x5c03,
stopped = false,
current mode = (none),
common modes = CFBasicHash 0x101e043f0 [0x7fff70188ee0]{type = mutable set,
count = 1,
0x114400a60 ?== 0x1029006e0
Assertion fails. The two are completely different as per previous results.
FYI, I do not create any run loops explicitly in my application, and can't
think of anything I am doing which would create one implicitly.
Regards
Gideon
On 08/12/2010, at 8:55 PM, Dave
OK, I meant I'm not *running* any run loops myself - as per the threading
documentation: For secondary threads, you need to decide whether a run loop is
necessary, and if it is, configure and start it yourself. You do not need to
start a thread’s run loop in all cases. For example, if you use a
So could this issue be something to do with the timing of the first time the
threaded operation is run?
During startup of the application, in an awakeFromNib, it calls a
performSelector...afterDelay:0, and when that eventually fires, it triggers the
thread to run. I would have thought that
Hi, I'm trying to debug a really odd issue. I have a method that I run in a
separate thread, and right at the end of the method, I call
[anObject performSelectorOnMainThread:@selector(myMethod:)
withObject:someData waitUntilDone:YES];
This works fine the first time I run it. The
Another data point on this: if I use waitUntilDone:NO, it doesn't even work the
first time through.
Responds to selector still returns YES. There are no error messages.
On 08/12/2010, at 6:05 AM, Gideon King wrote:
Hi, I'm trying to debug a really odd issue. I have a method that I run
the whole thing without using a separate thread for that
method, and it worked fine both the first and second time.
Gideon
On 08/12/2010, at 6:33 AM, Charles Srstka wrote:
On Dec 7, 2010, at 2:19 PM, Gideon King wrote:
Another data point on this: if I use waitUntilDone:NO, it doesn't even work
I have completely commented out all the actions of the method that is executing
in the thread. The only things it does are to create an autorelease pool, call
a simple performSelectorOnMainThread, and release the pool. There is nothing
else going on that I can see, and yet it still fails as per
Umm, as I mentioned, I have stripped back the multithreading part to virtually
nothing and taken that code to a test application and it works there, and the
rest of the application is 23,000 lines of code, which I can't post.
In my main application, the following still fails (workerThread is
Interesting:
1. No.
2. No.
Weird...
Now I thought it would be interesting to try those calls before the thread was
dispatched, and the terminate one worked, but the run loop stop didn't. I also
tried the runloop stop one in my mini test application, and it didn't work
there either, so am a
I have copied the source code to a different computer, and can confirm that it
made no difference - the behaviour is the same.
Regards
Gideon
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Thanks for those excellent suggestions Dave (way above my head, but it's good
to have the instructions to execute).
1. Current mode is kCFRunLoopDefaultMode
2. Nothing beginning with NSThread (same was true of my mini test app)
3. Yes, it broke at both those points, and there was something odd
AFAIK, when something is referenced as a protocol like that, the *only* methods
it knows about are the ones in the protocol. If you just cast the delegate to
type id, you should be OK (I have encountered similar situations where this
solution worked)
[(id)delegate valueForKeyPath:...
HTH
I'm using a CAShapeLayer, and the animation of the shape of the curved path I
am using is doing really strange things (It seems to work fine on straight
lines). I have tried:
CGPathMoveToPoint(tempPath, NULL, startPoint.x, startPoint.y);
CGPathAddQuadCurveToPoint(tempPath, NULL,
PM, Gideon King wrote:
I'm using a CAShapeLayer, and the animation of the shape of the curved path
I am using is doing really strange things (It seems to work fine on straight
lines). I have tried:
CGPathMoveToPoint(tempPath, NULL, startPoint.x, startPoint.y
I haven't done any testing on performance, but are you using the opaque
property of CALayer? Does that speed it up at all?
On 04/11/2010, at 2:36 PM, Seth Willits wrote:
renderInContext: can be rally slow (2 seconds to draw a tree into a
context). It seems that every CALayer is
I have a view with several subviews, all layer backed. These subviews are
siblings. I want to bring one of them in front of the others, so I set the
zPosition of the others to a zPosition of 1 and the one I want in front to a
zPosition of 2. Nothing happens - the one I want in front is still
and maybe they were
talking about UIViews...
Oh well, I'll just have to sort the subviews array.
Regards
Gideon
On 01/11/2010, at 6:35 AM, Kyle Sluder wrote:
On Oct 31, 2010, at 5:13 AM, Gideon King gid...@novamind.com wrote:
I have a view with several subviews, all layer backed
NSShowAnimationEffect(NSAnimationEffectPoof, [NSEvent mouseLocation],
NSZeroSize, NULL, NULL, NULL);
Gideon
On 22/10/2010, at 8:43 AM, gMail.com wrote:
Hi,
when you remove an icon from the Dock you get an animation fuff and a
sound. Well, in some of my works I reproduced the same
You might like to check out http://apptree.net/gczoomview.htm which has all the
basics of zooming handled, and could be pretty easily configured to do what you
want.
Regards
Gideon
On 17/10/2010, at 7:09 AM, k...@highrolls.net wrote:
I am using scaleUnitSquareToSize to zoom out / zoom in on
Thanks for the suggestion Uli.
The subviews are layer backed views. I've stripped them down to simply drawing
the color into a path - absolutely nothing unusual or complex there.
Now this is rather embarrassing, but I found out that the cause of the visual
slowdown was entirely due to running
that will be 10.6+
only, so people will be encouraged to make the move. And with it the way it is,
it still works on 10.5 - it's just faster the way we do it in 10.6.
Gideon
On 16/10/2010, at 1:09 AM, Keary Suska wrote:
On Oct 15, 2010, at 8:50 AM, Gideon King wrote:
But I also found
Hi, I am trying to get a large view to scroll smoothly in an NSScrollView using
an animation on the scrollpoint. The first time I do this, the scrolling is
quite jerky, especially when I get to places where there are subviews. Once it
has shown the subviews (either by my previous manual
my
animation which uses NSAnimation and scrollPoint, but it has the same slight
hesitation when it gets to showing the subviews just like what I see in my
animation.
Gideon
On 15/10/2010, at 11:15 AM, Kyle Sluder wrote:
On Thu, Oct 14, 2010 at 6:12 PM, Gideon King gid...@novamind.com wrote
Thanks for the tip Rainer - with that, I was able to track down the problem by
adding the subview directly to the outer split view.
Thanks again for providing such a useful component.
Regards
Gideon
On 02/10/2010, at 5:48 AM, Rainer Brockerhoff wrote:
Is there any special reason for you
OK, I finally tracked down the problem, and have found workarounds for the
resultant issues.
As previously stated, as part of the migration carried out during a Save As,
the awakeFromFetch gets called on all my managed objects. I had a method in one
of the managed object classes which was
Hi, I'm still trying to sort out what is happening to my to-one relationships
during a Save As operation (see Core data: Inverse relationships with
subclasses thread for context if necessary, but this really is a standalone
thread now) - it turns out that the subclasses/subentities questions
...
If there are any further suggestions as to how to debug this, I'm all ears.
Regards
Gideon
On 02/10/2010, at 3:44 AM, Quincey Morris wrote:
On Oct 1, 2010, at 09:03, Gideon King wrote:
Hi, I'm still trying to sort out what is happening to my to-one
relationships during a Save As operation (see
Hi, I have a splitview (actually an RBSplitView), split into left and right,
that I add another RBSplitView to at runtime in the right subview, and that
split view that is added has a text view and an outline view as its subviews.
All this works fine when the pane where I put the splitview that
Following this discussion, I thought I would do a different test by making the
back links transient and saying that they were not inverse links from the
original ones, and making sure that they were manually set where required. But
the validation errors still occurred, though now it is just the
Hi, I have a bidirectional one to one relationship between two entities like
this:
Foo - Bar, and Foo has a subclass FooSub. All entities are concrete.
Sometimes when I set the inverse relationship it's like this aBar.toFoo = aFoo,
and this works fine, but when it's linking back to the
://sqlitebrowser.sourceforge.net
For a solution, rework your schema to subclass FooSub directly from
NSManagedObject.
On Sep 29, 2010, at 9:28 AM, Gideon King wrote:
Hi, I have a bidirectional one to one relationship between two entities like
this:
Foo - Bar, and Foo has a subclass FooSub. All
Sorry, I should have been clearer. It is a sub-entity which is implemented as a
subclass.
Regards
Gideon
On 30/09/2010, at 3:39 AM, Quincey Morris wrote:
On Sep 29, 2010, at 06:28, Gideon King wrote:
I would have thought it would be OK for the relationship to point to an
instance
wrote:
On 2010 Sep 29, at 09:19, jeremy wrote:
For a solution, rework your schema to subclass FooSub directly from
NSManagedObject.
That might work. If it doesn't,
On Sep 29, 2010, at 9:28 AM, Gideon King wrote:
All entities are concrete … I would have thought it would be OK
:
On Sep 29, 2010, at 15:30, Gideon King wrote:
Sorry, I should have been clearer. It is a sub-entity which is implemented
as a subclass.
Hmm. I'd suspect a limitation of delete cascading rules, but that doesn't
really fit with the error message your reported. Was that error text exactly
/09/2010, at 1:30 PM, Jerry Krinock wrote:
On 2010 Sep 29, at 15:57, Gideon King wrote:
Can I just clarify what you mean about working around a bug on 10.5? I do
need this to work on 10.5.
It was Quincey who tipped me off to this a few weeks ago:
http://developer.apple.com/mac/library
Hi everyone, I have an outline view where I want to set things up so that when
the user starts typing, it both starts editing and replaces the contents of the
selected row with the typed character. Here is what I have been using:
- (void)insertText:(id)aString {
if ([self selectedRow]
Hi, I have an outline view which uses variable row heights, and need to resize
and position the field editor as the user edits the text. My code in my outline
view is as follows:
- (void)textDidChange:(NSNotification *)aNotification {
NSInteger editedRow = [self editedRow];
if
As another data point, I have run exactly the same code on 10.5, and the
animation delegate methods are called there.
Gideon
On 25/09/2010, at 12:46 PM, Gideon King wrote:
Hi, I have a CALayer subclass with a CGPoint that I am animating using a
CABasicAnimation. The layer is one of many
Hi All, I've run into three fairly basic problems with using CATiledLayer on
10.5. All of these things work fine in 10.6, but unfortunately I have to
support 10.5 too. It is a layer hosting view in a scrollview, with a layer that
is a CATiledLayer.
1. When my CATiledLayer is 5,000 x 5,000
Hi, I have a CALayer subclass with a CGPoint that I am animating using a
CABasicAnimation. The layer is one of many sublayers in a layer hosting view.
I set up the animation to point to my layer as the delegate, and use
addAnimation:forKey: to add the animation. The animation works fine, but
Thanks Scott, but I also tried with the layer being owned by the view, and
nothing printed when I tried to print the view. I took it right back to a
simple form where it just creates the layer and paints it red - works on screen
but still doesn't print.
- (void)awakeFromNib {
CALayer
Thanks Matt - I was beginning to suspect that might be the case, but was hoping
that there might be some workaround where I could get at the drawn content.
I have done some performance testing and it appears that I'll need to go the
route of pure layers for most of it (the animation got a bit
Absolutely brilliant, thanks Kyle - downloading it now...
Gideon
On 15/09/2010, at 4:08 AM, Kyle Sluder wrote:
On Tue, Sep 14, 2010 at 10:12 AM, Gideon King gid...@novamind.com wrote:
I have done some performance testing and it appears that I'll need to go the
route of pure layers for most
Thanks Scott, but I also tried with the layer being owned by the view, and
nothing printed when I tried to print the view. I took it right back to a
simple form where it just creates the layer and paints it red - works on screen
but still doesn't print.
- (void)awakeFromNib {
CALayer
HI, I'm just getting started with some core animation work, and have run into a
couple of issues pretty much straight away.
The first is that I am trying to make sure that I will be able to print what I
have on my view, but this doesn't seem to be working. I tried creating a layer
backed
It's an NSTextFieldCell method not an NSTextField method. Try [[myTextField
cell] setPlaceholderString:@whatever];
Regards
Gideon
On 07/09/2010, at 7:49 AM, C.W. Betts wrote:
I would like to set it so that I can set the placeholder string
programmatically. However, when I do it, I get a
documentation somewhere that tells us in plain language how
to get useful information about the current method and args on 64 bit intel?
(but then again, I've looked before and not found it)
On 05/09/2010, at 5:50 AM, Jerry Krinock wrote:
On 2010 Sep 03, at 21:25, Gideon King wrote:
I was able
Hi, I have a custom NSManagedObject subclass that I am having a problem with.
When I delete the object, I get the isTemporaryID unrecognized selector sent
to instance message being sent to the object being deleted - but ONLY if the
object has been loaded from a file. If I have created it and
Thanks Jerry
If I do a PO on the object that it says the message is being sent to, it shows
the object that I deleted:
2010-09-04 13:16:35.818 NovaMind5TP[39867:a0f] -[NMTopicMapViewMO
isTemporaryID]: unrecognized selector sent to instance 0x1046f51c0
(gdb) po 0x1046f51c0
NMTopicMapViewMO:
Brilliant! Found the problem and fixed it. The issue was that I was not
registering the inverse of a relationship in a cache node for my atomic store.
I was able to track it down by going to the
maintainInverseRelationship:forProperty:oldDestination:newDestination: method
call in the stack,
I have a relatively large area on my NSView that I want to tile images into. I
tried using CIAffineTile, but it gives me the following error: CoreImage: ROI
is not tilable for even moderately large images (for small images, it works
exactly as I want it to).
I tried using [NSColor
Is it just a case of making your controls continuous, or setting your bindings
to continuously update values?
On 19/08/2010, at 11:00 AM, Frank D. Engel, Jr. wrote:
Then the value bindings of the NSSlider and NSCheckbox are both
selectedWhatever.someField.
The problem I am having is
Just a quick question. I want to change my document to using the GCUndoManager
so I can actually see what's going on with undo in my application. From the
documentation, I would have thought that the following was sufficient in my
NSPersistentDocument subclass's -init method:
I was at a WWDC session several years ago (maybe about 5 years?) where exactly
this question was asked of John Geleynse at one of the sessions. He said
definitively that you could use the icons of applications that come with the
system so long as their purpose was not altered (e.g. you could
Thanks Jerry
Yes, those are the things I had thought of - unfortunately the save type comes
across as Save As for the first save too, and also I really should be setting
it for a Save As anyway. I could get around it by using the merge policy, but
that may well hide some other, real issues. It
I have a managed object I want to update with a last saved timestamp on save.
I have the update done on the NSPersistentDocument
-saveToURL:ofType:forSaveOperation:error: method.
This works fine, except on save as. I know that the save as creates a new
document and updates from the managed
Hi all,
I have a KVO registration like this:
[self addObserver:self forKeyPath:@toOne.attribute options:0 context:NULL];
I establish this on -awakeFromInsert or -awakeFromFetch, and have the
corresponding removeObserver called on -willTurnIntoFault.
The problem is that when I do a Save As on
The objective is for me to be notified when toOne.attribute changes (either
by toOne changing or by the attribute changing).
Surely what I am doing is not getting the NSManagedObject to observe itself,
but rather the observer is self and the observee is the to one relationship
and it's
Thanks Keary and Dave
Yes, Ben helped me a lot with sorting out the underlying issues, which turned
out to be a number of misunderstandings about what various methods in the
atomic store are supposed to do, what is required, etc etc. And at the time, we
had got to a point where we could save,
that I only do the expensive
calculations once for a bunch of related changes in the back end.
Gideon
On 10/08/2010, at 2:38 AM, Dave Fernandes wrote:
On 2010-08-09, at 11:13 AM, Gideon King wrote:
Dave's idea of using + (NSSet*)keyPathsForValuesAffectingKey may help in
some situations
OK, it's well after 3am now, so I'll leave more detailed analysis until after
some sleep.
The scenario is that of a simple Save As. As far as I am aware, I am not doing
anything unusual in the process. I do not forcibly invalidate objects. It's a
bit hard to track exactly what's happening, but
Thanks for all the feedback guys. I really need to rethink how I use KVO
throughout my application.
I've read Mike Ash's post, and see the issues there - I'm surprised there
aren't more places where the standard observations are tripping over each other.
Time for some refactoring...
Thanks Quincey - of course I can do exactly what you say - pick up the fact
that they are importing right at the start, ask them where they want the
converted file, put it there and open it. Simple and foolproof. Sometimes I
can't see the wood for the trees!
setFileURL:nil always worked
Hi, I'm having trouble importing into my application using Core Data. I have an
NSAtomicStore based storage system. I can open and save my own files, but when
someone wants to import from another format, I want to load the file and set
the file name to nil so that I can save it as my own file
I think maybe my explanation could be clearer. Here's the flow:
1. User initiates import of file of type fred
2. I pick that up in -readFromURL:ofType:error:, and spawn a process which
converts files of type fred to type myfiletype, the native file type of the
application. Let's say that it is
Yes, I did think of putting it elsewhere, but I would have thought the problem
would be the same. Say I overrode the NSDocumentController
openDocumentWidhContentsOfURL:ofType:error: and had that do the conversion to
my native document type, then call the NSDocumentController implementation, it
, at 19:48, Gideon King wrote:
1. User initiates import of file of type fred
2. I pick that up in -readFromURL:ofType:error:, and spawn a process which
converts files of type fred to type myfiletype, the native file type of
the application. Let's say that it is stored in a file called
Yeah, hard to be of help without the source
...and you could use Quartz Debug to see what is actually being redrawn.
(/Developer/Applications/Graphics Tools)
On 30/07/2010, at 6:37 AM, Michael Dautermann wrote:
On Jul 29, 2010, at 1:26 PM, Tony Romano wrote:
I have a document based Cocoa
Hi all, I need to do some stuff before my managed object context saves. I was
successfully using NSManagedObjectContextWillSaveNotification in 10.6, but have
to also support OS X 10.5, where that notification is not available.
Was there some notification sent prior to 10.6?
If the
Thanks Jerry, it is part of an NSPersistentDocument subclass. I get a bit
confused about which save method(s) I would have to implement in my subclass,
as there seem to be a number of save... methods and a number of writeTo...
methods. The potential candidates seem to be:
saveDocument:
Hi, my original quest was to print a table view with pagination and headers,
but when I initially tried it, I didn't see how I could include the column
headings in it, and found on the lists the suggestion to use a WebView and put
the data in there to print it.
When I tried it, I see that it
OK, thanks Matt - I'll roll my own then. It's a real shame that printing
support isn't there nicely for table views...
Regards
Gideon
On 21/07/2010, at 5:46 AM, Matt Neuburg wrote:
Then I'd suggest that you just write a view of your own that draws the way
you want, and print that view.
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