Sounds like you should be doing that in custom row views that draw the lines when necessary
Sent from my iPhone > On Sep 30, 2015, at 9:20 PM, Peter Hudson <peter.hud...@me.com> wrote: > > Many thanks for these ideas. > > As the user scrolls one of the table views, the system does not render all > the details in the rows correctly. > The most obvious one :- I draw my own lines between rows - inserting > separator lines where appropriate. > Hence, I override drawRect. The process in here to calculate the placement > of lines is too long - hence the system, on occasions, will not draw them. > > So, what I want to do is watch for when the user has finished scrolling and > then do a display on the tableview - which works fine. > > Thanks for your suggestion - I’ll check them out. > > Peter > > > > >> On 30 Sep 2015, at 12:19, dangerwillrobinsondan...@gmail.com wrote: >> >> Check the NSScrollView notifications. >> However you could try to observe changes to the NSClipView bounds. >> You could also observe scroll events and so forth. >> But ultimately you will run into semantics. Resting touches, momentum >> phases, some slight ambiguity on whether the user feels done scrolling vs >> mentally figuring out if they have scrolled near where the want to go >> quickly and might stop and slow down and back up a bit. >> >> Question to you is, what are you trying to accomplish ? >> >> Sent from my iPhone >> >>> On Sep 30, 2015, at 7:45 PM, Peter Hudson <peter.hud...@me.com> wrote: >>> >>> I would like to know when the user has finished scrolling one of my table >>> views. >>> I can’t see any obvious API to do it. ( I’ve checked the scrollers, views >>> etc which are part of an NSTableView) >>> >>> All suggestions gratefully received. >>> >>> Peter >>> _______________________________________________ >>> >>> 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/dangerwillrobinsondanger%40gmail.com >>> >>> This email sent to dangerwillrobinsondan...@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: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
