I'm still don't know how to do it. As solution i see programmically create MyView class and call drawRect function as i needed. Because now MyView(NSView) is created by nib. And i can't call MyView class instance methods. How to programmically add Custom View and set MyView class ?
On Sun, Dec 27, 2009 at 12:33 AM, Quincey Morris < quinceymor...@earthlink.net> wrote: > On Dec 26, 2009, at 13:58, Gideon King wrote: > > > DrawRect is not called directly by you - instead, you use > setNeedsDisplayInRect: and setNeedsDisplay: to tell the system the dirty > rect to redraw, and those rects are combined before the system locks focus > on your view and calls drawRect:/ You therefore can't pass information to > your drawing method - you have to use the state information you set in your > program to work out how to draw the rects you need to draw. > > > > HTH > > > > Gideon > > > >> I have two classes. One for internet connection(program logic) and one > to > >> display graphics(i posted code). And i want to call drawRect from > another > >> class and pass some data to drawRect method. Seems like drawRect method > is > >> just for static graphics. Does there's any possibility to do it ? Any > >> examples ? > > > In any case, it seems like short-sighted design to have a view's drawing > methods called directly by another class (even if the concept made sense in > the Cocoa scheme of things). Rather, provide a method for other classes to > call that specifies their rect of interest and other parameters, and have > that method decide how to get things drawn accordingly. This might be as > simple as stashing the parameters in instance variables and invoking '[self > setNeedsDisplayInRect: suppliedRect]', but might also get more sophisticated > if there might be *multiple* invocations before drawing actually occurs, in > which case you'd have to decide how to resolve the various sets of possibly > conflicting parameters, right? > > > _______________________________________________ > > 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/pproger1%40gmail.com > > This email sent to pprog...@gmail.com > _______________________________________________ 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
