On Feb 23, 2012, at 2:13 PM, Seth Willits wrote: > On Feb 23, 2012, at 6:16 AM, William Squires wrote: > >> From what I've read, the NSStepper has a bug (though practically, you'll >> never see it); if one were to click the up or down arrow on the control 2^32 >> times (assuming it's value is a 4-byte signed int,and is initialized to 0), >> it would wrap around (or raise an exception for integer overflow). Probably >> not what the user had in mind! > > It's pretty irrelevant, because you wouldn't be using a stepper control for > values in the billions. That'd be a poor UI. Just like if a table view had a > couple billion rows in it in (in 32-bit) it would have broken as well. But > it's a terrible thing to do in the first place. ;) > > >> Why didn't they just make the NSStepper a custom view that draws two arrows, >> and has two sent actions that you can connect? Or even a variation of >> NSMatrix with two button cells that look like arrows. That would avoid the >> problem entirely, and be more intuitive to use. > > Not really. The control's intended use is to increment and decrement a value. > That's what it does. If you're not using the stepper for manipulating a > numeric value, you should probably be using a different control. > I'm just saying the stepper itself should not have a value, it should send actions to a controller so it can manipulate a numeric value in a model object, or it should be able (using bindings) to increment/decrement a model's value. Using the UI as a model isn't what MVC is all about.
> > -- > Seth Willits > > > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/cocoa-dev/wsquires%40satx.rr.com > > This email sent to wsqui...@satx.rr.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com