Re: Very slow NSTableView

2017-07-03 Thread Roland King
isn't this what Instruments is supposed to be good at telling you? On 04/07/2017 11:07, Alex Zavatone wrote: Stab in the dark, but what is your cell identifier value? I have seen WAY TOO MUCH CODE where people have created a different cell identifier for each cell. Also, on iOS, there is a m

Re: Very slow NSTableView

2017-07-03 Thread Alex Zavatone
Stab in the dark, but what is your cell identifier value? I have seen WAY TOO MUCH CODE where people have created a different cell identifier for each cell. Also, on iOS, there is a method called prepareCellForReuse that might apply here. You can also log when the cell is displayed at the star

Re: Very slow NSTableView

2017-07-03 Thread Quincey Morris
On Jul 3, 2017, at 18:19 , Graham Cox wrote: > > slow. as. molasses. What does Instruments say it’s doing? ___ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the modera

Very slow NSTableView

2017-07-03 Thread Graham Cox
I have a NSTableView, cell-based (partially because it’s a very long-standing piece of code, partially because it is just a table of values which a cell-based table is ideally suited to - view-based would not do anything for me here). This table has always worked fine, but in Sierra, it is slow