The combination of using notifications and invalidating the view works just as I desired.
Thankyou for you help. -Mic 2009/2/26 Corbin Dunn <corb...@apple.com>: > > On Feb 26, 2009, at 1:09 AM, Mic Pringle wrote: > >> 2009/2/25 Corbin Dunn <corb...@apple.com>: >>> >>> On Feb 25, 2009, at 2:58 PM, Mic Pringle wrote: >>> >>>> Hi, >>>> >>>> I've a subclass of NSTableView that draws a custom gradient >>>> background. What I'd like to do now is to draw a slightly different >>>> background when the window containing the custom NSTableView loses >>>> focus. >>>> >>>> Is this possible ? >>>> >>>> If so, could someone please point me in the right direction ? >>>> >>>> I know that in the NSTableView subclass you can use [self window] to >>>> get the containing window, so I have tried things like [[self window] >>>> isKeyWindow] and [[self window] isMainWindow] but this doesn't seem to >>>> get me anywhere. >>> >>> In addition to what Nick said, you probably aren't invalidating the >>> tableview when the window looses/gains key status. >>> >>> What you want to do does work, and is possible; the >>> NSTableViewSourceListHighlightStyle does this automatically. >>> >>> corbin >>> >>> >>> >> >> Hi Corbin, >> >> I understand what Nick suggested and will look into it, but don't >> quite understand what you mean by invalidating the tableview. Could >> you give me a little more information ? > > You will want to call [tableView setNeedsDisplay:YES] to get it to redraw > its custom background. You'll want to do this inside the notifications for > the window gaining/loosing key. That is all I meant. > > corbin > > _______________________________________________ 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: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com