Re: Unable to set View Tag in IB?
Re: Unable to set View Tag in IB?
- Subject: Re: Unable to set View Tag in IB?
- From: Dave <email@hidden>
- Date: Tue, 07 Apr 2015 15:43:53 +0100
> On 7 Apr 2015, at 15:34, Kyle Sluder <email@hidden> wrote:
>
> On Tue, Apr 7, 2015, at 04:46 AM, Dave wrote:
>>
>> Is there any reason why? Seems a bit nuts to not allow it on NSViews, I
>> do it all the time with UIView.
>
> Speculation: it might just be an artifact of history, like how -target
> and -action are on NSActionCell instead of NSCell.
>
> The purpose of tag was for the recipient of an action message to figure
> out which member of a group of controls was actually chosen.
> Conceptually, senders were going to be NSControls, so back in the day it
> might have really been a big deal to save those four bytes on each
> non-control NSView instance.
Yeah, and now there’s a better solution anyway using “identifier”.
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