On Sun, May 18, 2008 at 11:05 PM,  <[EMAIL PROTECTED]> wrote:
> The example "SimpleToolbar" has a validateMenuItem method in MyDocument.m
> and it too only gets
> called for the File menu but the Edit menu is properly updated for Cut, Copy
> and Paste.
> I guess NSTextView handles it.

Correct.  NSText responds to -cut:, -copy:, and -paste:, and since
NSTextView derives from NSText, its -validateUserInterfaceItem: method
is called when the menu and toolbar items with these actions need to
be updated and an NSTextView has the focus.  (Insert description of
the field editor and such here.)

Re-read the documentation about the responder chain, and make sure you
fully understand it.  It's one of the most powerful aspects of AppKit,
and it's really fricken cool to boot.  For me, it meant no more
gigantic switch statements that I was used to in Win32 programming.

--Kyle Sluder
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