Re: Opening a Panel
Re: Opening a Panel
- Subject: Re: Opening a Panel
- From: "Alex Wait" <email@hidden>
- Date: Fri, 27 Jun 2008 19:01:38 -0700
apologies to all ;)
I had misspelled my action's name. I am still getting used to Obj C and it's
ability to compile methods that haven't been declared. :)
On Fri, Jun 27, 2008 at 6:15 PM, Ken Thomases <email@hidden> wrote:
> On Jun 27, 2008, at 6:31 PM, Alex Wait wrote:
>
> and when my program runs, the Preferences menu item is grayed out. I
>> checked
>> to make sure it was "Enabled" and it is.
>>
>> Is there some property I need to set?
>>
>
> By default, Cocoa automatically enables/disables menu items. It does this
> based on their target and action. If the target implements the action, then
> the menu is enabled; if not, it's disabled. If the target is First
> Responder (i.e. nil), then Cocoa scans the responder chain for an object
> that responds to the action. If it finds one, the menu item is enabled;
> otherwise, it's disabled.
>
> So, double-check that you've set the menu item's action. If it's connected
> to a specific target object, make sure that object responds to that
> selector. (Check spelling and case!) If it's connected to First Responder,
> make sure that something in the responder chain responds. For a Preferences
> menu, it's usually the application delegate/controller or the application
> object which would ultimately respond. If you have an object which is
> supposed to be the application delegate, make sure it really is. That's
> often accomplished by instantiating the delegate in the main nib and
> connecting the application's delegate outlet to it.
>
> Cheers,
> Ken
>
>
--
If you can't be kind, at least have the decency to be vague.
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