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Re: Newb: KATI Sample Code - What's This Called?
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Re: Newb: KATI Sample Code - What's This Called?


  • Subject: Re: Newb: KATI Sample Code - What's This Called?
  • From: Randall Meadows <email@hidden>
  • Date: Thu, 2 Oct 2008 15:50:40 -0600

On Oct 2, 2008, at 3:43 PM, Brad Gibbs wrote:

I'm working through the XSViewController example project from KATIDev and I came across this line:

[(ColorView*)[self view] setBackgroundColor:[[NSColor greenColor] colorWithAlphaComponent:.5]];

and realized I don't understand (ColorView*). It looks like it's declaring a pointer to an object, but it's followed by a method. Could somebody tell me the name of the function (ColorView*) is performing so I can look it up and figure it out?

That is casting the object returned from [self view] to a type of "pointer to a ColorView object", that is, an instance of a ColorView. Most likely, this is done to quiet a compiler warning about an object (in this case, whatever [self view] is returning, not responding to - setBackgroundColor:.
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 >Newb: KATI Sample Code - What's This Called? (From: Brad Gibbs <email@hidden>)

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