Re: Are views active or inactive?
Re: Are views active or inactive?
- Subject: Re: Are views active or inactive?
- From: Jean-Daniel Dupas <email@hidden>
- Date: Wed, 23 Dec 2009 14:29:51 +0100
Le 23 déc. 2009 à 13:50, Graham Cox a écrit :
>
> On 23/12/2009, at 10:15 PM, Jean-Daniel Dupas wrote:
>
>>> Did you happen to have an 'a-ha' moment when you typed that sentence? "Views" don't generally have an active/inactive state. Controls, which are a special case of view, do. So have you considered making your custom view an NSControl instead of a simple NSView?
>>>
>>> That's the thing, you see. "Inactive" means the user can't interact with it. But the user can't interact with a view that's not a control anyway, so the state has no meaning.
>>
>> and 'active' is called 'enabled' in Cocoa.
>
>
> Logically, enabled and active are two separate states - you can have a disabled control in an active window.
>
> But, controls typically draw the same way if either of these are false (i.e. the 'disabled' appearance).
>
> Views inherit the active state from their windows, so can ask their window for that state any time they need to know.
My bad, sorry for the misunderstanding.
-- Jean-Daniel
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