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adriantofan/gist:23d01c97a9f47f722495

Created March 6, 2015 08:23
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add/remove childviewcontroller
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gistfile1.m
[self addChildViewController:vc];
// [vc willMoveToParentViewController:self] called automatically
[self.view addSubview:vc.view]; // or something like this.
[vc didMoveToParentViewController:self];
// For removing view controllers:
[vc willMoveToParentViewController:nil];
[vc.view removeFromSuperview]; // or something like this
[vc removeFromParentViewController];
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