CarouselView异常

The class, property, or method you are attempting to use ('VerifyCollectionViewFlagEnabled') is part of CollectionView; to use it, you must opt-in by calling Forms.SetFlags("CollectionView_Experimental") before calling Forms.Init().

 

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CollectionView is available in the Xamarin.Forms 4.0 pre-releases. However, it is currently experimental and can only be used by adding the following line of code to your AppDelegate class on iOS, or to your MainActivity class on Android, before calling Forms.Init:

 

大概意思是说 这玩意是实验品，还不完善，想用的话 在Android的MainActivity和IOS的AppDelegate中，在Init方法前面先加Forms.SetFlags("CollectionView_Experimental")，声明一下我需要试用。

 

protected override void OnCreate(Bundle savedInstanceState)
{
    global::Xamarin.Forms.Forms.SetFlags("CollectionView_Experimental");        
}