The document architecture already provides proper cascading behaviour. What are 
you seeing that makes you think you need to implement it yourself instead?

On 5 Dec 2012, at 20:55, Peter Teeson <ptee...@me.com> wrote:

> Xcode 4.5.2, Lion 10.7.5
> 
> My app is a Document app and I implemented -(void)makeWindowControllers.
> It could have several documents open at the same time. 
> In particular I want to cascade the window when a New document is opened.
> 
> I've read up on this and am aware of the NSWindow method 
> - (NSPoint)cascadeTopLeftFromPoint:(NSPoint)topLeft];  // in screen 
> coordinates!!
> 
> So do I implement the cascading algorithm my WindowController? If so in which 
> method? 
> (a) initWithWindowNibName after the nib is instantiated?
> (b) windowDidLoad?
> (c) or somewhere else entirely?
> 
> Finally I am considering an NSPoint  (static?) in my appDelegate to store the 
> last used NSPoint.
> Does this approach seem correct? If not what would you suggest?
> 
> I did Google for algorithm and code but nothing helpful popped up.
> 
> TIA for your comments.
> 
> Peter
> 
> 
> 
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