So I've been doing Swift for like 1 1/2 weeks now, and coming from Objective-C, I would have thought the following would work. Everything I'm doing is completely without xibs. I have a class roughly ...

I have an NSTableView bound to an NSArrayController, and have registered an observer for whenever data changes to the data fields that the array controller manages. For example, here's a few of the ...

I have a few long functioning (Core Data) apps. built on an OSX (10.13.6) machine with an older version of Xcode. I customize an arrayController 'add' method to auto-insert the current date as ...

I've create a function below which will call when a button is pressed: - (IBAction)setData:(id)sender{ [_myArrayController addObject:[NSMutableDictionary dictionaryWithObjectsAndKeys: ...

Can I use NSArrayController for my tableview , and using simultaneously this method : ? func tableView(_ tableView: NSTableView, objectValueFor tableColumn: NSTableColumn?, row: Int) -> Any? The ...

I have an NSTableView which calls my delegate. I am trying to customize the behavior of one my NSTableViewCells. Upon starting the program, I can scroll through my tableView successfully. My "...

I have two nib files each with its own window populated by data from the same Core Data Managed Object Context (MOC) but each bound to a different array-controller. The problem is that when I delete a ...

I have a NSDocument based macOS app with Core Data which by its nature can only ever have one document open at a time. Therefore, when a new document is opened I close the currently open one. All ...

I have two core data entities: Category and Music. Category has a toMany relationship. Music has a toOne relationship. Each entity display their values on separate tables. Tables are populated by ...

I have a NSTableView bound to a NSArrayController. I have two buttons below the table that must be enabled only if there is an element selected on the table. I select the buttons and bind ...

I'm working in Swift (macOS) and have an NSTableView, the contents of which are bound to an NSArrayController. The tableView cells can set/edit the data using a mix of Strings and NSPopUpButtons ...

I am using NSArrayController Binding to populate NSTableView from core data. NSArrayController is connected to mainQueueConcurrencyType managed object context(main managed object). parent of main ...

I am on XCode 10, Objective-C, Mac OSX, not iOS. I have subclassed an NSArrayController to create a new property to bind to. SHArrayController.h @property (nonatomic) BOOL hasItems; ...

I'm having difficulty binding a NSPopUpButton to an NSArrayController. The array controller manages an array (plants) of the the class Plant, which has a property named commonName which should be ...

I am develop a Document-based cocoa app use coredata,I bind NSViewController to NSArrayController like this : https://developer.apple.com/library/archive/qa/qa1871/_index.html , ,when I save some ...