Isn’t the main thread meant for updating the UI? > On Mar 21, 2020, at 7:05 PM, Gabriel Zachmann via Cocoa-dev > <cocoa-dev@lists.apple.com> wrote: > > Is it possible to open an NSOpenPanel in a secondary thread? > > I create the thread like this: > > directoryScanThread_ = [[NSThread alloc] initWithTarget: self > selector: > @selector(scanDirectory:) > object: nil]; > [directoryScanThread_ start]; > > > But when I do: > > NSOpenPanel *oPanel = [NSOpenPanel openPanel]; > > it crashes at this point. > > In the docs, I found a hint that one should use > > lockFocusIfCanDraw > > but that is deprecated now. > > Any ideas will be highly appreciated. > > > Best regards, Gabriel > > > _______________________________________________ > > 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/zav%40mac.com > > This email sent to z...@mac.com
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