osx - NSVisualEffectView with Tab View Controller using storyboard -


im using storyboard in app , tabviewcontroller 3 tabs. when put nsvisualeffectview in views works fine, when move window, visualeffectview starting disappear.

settings visual effects are: behind window, dark active. use ib put them in views.

if use 1 view without tabviewcontroller nsvisualeffectview works fine, tabviewcontroller cause troubles. can please help?


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