On 9/21/11, Jens Alfke <j...@mooseyard.com> wrote:
>
> On Sep 21, 2011, at 7:42 PM, Eric Wing wrote:
>
>> I have been using the delegate callback
>> textField:shouldChangeCharactersInRange:replacementString for
>> UITextField.
>> I am trying to port code over to Mac using NSTextField. Is there
>> something that provides similar functionality?
>
> Yes, but it’s a bit more complicated due to some rough edges in the AppKit
> API that got cleaned up in iOS. The delegate method you’re looking for is in
> NSTextView, which is the actual view used to manage editing in a focused
> NSTextField. Basically, you should read about “field editors” in the AppKit
> docs. You’ll want to give your text field a custom field editor and set
> yourself as its delegate.
>
> —Jens

Thanks for the info. That turned out to be a really long side quest.
Had to get into NSCell's and went into areas of NSSecureTextField that
I shouldn't have.

Anyway, I have my field editor mostly working, but I have one follow
up issue. I originally was using:
- (void) controlTextDidBeginEditing:(NSNotification*)notification
to get an event callback when the field begins editing.

It seems that once I added my custom field editor, I no longer get
this callback. Strangely, I still get the callback for:
- (void) controlTextDidEndEditing:(NSNotification*)notification

Is there something I can do to get that first callback back working
again, or is there a substitute? (Currently my workaround is to keep a
bool on my shouldChangeCharactersInRange: to know if I just started
editing, but I would like to know if there is something more elegant.)

Thanks,
Eric
-- 
Beginning iPhone Games Development
http://playcontrol.net/iphonegamebook/
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