On Fri, 30 Jun 2017 19:29:54 -0500, Ken Thomases said:

>> Does anyone know what NSWindow's initWithContentRect: behaviour is
>with non-integer contentRect?  The docs don't say.  It seems that, on a
>retina display, window size can only be an even number of pixels (ie an
>integer number of points).
>
>I have experience with this and have seen the same behavior as you.  A
>window's size and position are restricted to integral points.  If you
>pass a non-integral rect, it will be expanded outward to be integral.

Thanks for the confirmation!  That's mostly what I was looking for posting 
this...  Now off to radar to suggest better docs.

>I suspect that this is for the situation where a system has a
>combination of Retina and non-Retina displays.  You don't want dragging
>a window from one to the other to change its size.

Ah, that's a good point, and plausible theory.

>If your window is borderless, you can make it transparent and have a
>fractional-size view (subview of the contentView) do the base opaque
>drawing, thereby effectively setting the size of the window.

Thanks for the suggestion, though in this case I need a regular window with 
title bar and all.

Cheers,

Sean


_______________________________________________

Cocoa-dev mailing list (Cocoa-dev@lists.apple.com)

Please do not post admin requests or moderator comments to the list.
Contact the moderators at cocoa-dev-admins(at)lists.apple.com

Help/Unsubscribe/Update your Subscription:
https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com

This email sent to arch...@mail-archive.com

Reply via email to