I have an NSPopupButton that is bound to a core data backed NSArrayController. The selection of the NSPopupButton is also bound to a core data backed item. Bindings pretty much as follows:
I\'m working through a learning project around Core Data on OS X. I have an entity (Foo) in the data store, and in the UI, I use an NSArrayController with bindings to put some (name) field of the Foo
I have a managedObjectContext for the main application that has a bound NSArrayController and NSTableView displaying the contents of the NSArrayController.
I have a problem regarding subclassed NSCells (Check Box Cells). I want them to have a title开发者_Go百科 and a subtitle next to the checkmark (so I created NSString properties for these). Their value
I am having trouble with an NSManagedObject not reflecting the changes made to a persistent store after a background thread has saved it\'s context.
I have a custom NSCell (actually subclassing NSTextFieldCell), which is used both in a standalone editor, and in an NSTableColumn (bound to Core Data through NSArrayController). When the user changes
I want to try to develop Cocoa application using Python. I\'m new to Mac and I need some help to understand how it works.
I have bound the value of an NSPathControl through a value transformer that converts strings to URLs to my model (a NSMutableArray of NSMutableDictionaries). I have the control\'s target/action set up
I have an NSArrayController, the content of which I would like to be a list of the CGDirectDisplayIDs of all of the connected Screens.Right now I have the following code:
In my application, I have an NSTableView which should contain a list of files. I have a button that is used to open an dialog and programmatically add files to this list. For some time, I could not ge
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