Re: weird bug or feature?

FROM : William Squires
DATE : Sun Jun 22 17:43:50 2008

Oops, forget the part about "... every few seconds." Instead, it 
should have said, "... every time the mouse enters the content region."

On Jun 22, 2008, at 10:41 AM, William Squires wrote:

>  Okay, here's a strange UI glitch. I have an Xcode project in 
> which I have a "to-do" list (the challenge in Chapter 6 of the new 
> Hillegaas book). I've sprinkled NSLog() calls into my methods in 
> AppController, so I can see what's going on. I build and run, then 
> add a few items - all okay so far; they appear in the NSTableView. 
> If I hover the mouse over the content region of the NSTableVIew, a 
> spurious tableView:objectValueForColumn:row shows up in the console 
> log (note that I'm not clicking on anything, just hovering the 
> mouse over the NSTableView) about once every few seconds. Bug or 
> feature? I would expect a delegate for mousing over, but not 
> tableView:objectValueForColumn:row!
>