ios - about UIView addSubview -
i have 2 uiviews, named , b, , add uiview b a's subviews:
[a.view addsubview b]
i wondering there delegation or hook b can informed "oh, added a!" when added a? or other way let b know added other uiview container?
you can override willmovetosuperview:
or didmovetosuperview
methods in uiview
subclass in order informed when view added view.
Comments
Post a Comment