CollectionView Implement IsHeaderSticky IsFooterSticky property for CollectionView.Header/Footer

[Cfun1]

Description

Initially from Xamarin repo xamarin/Xamarin.Forms#13121

As mentioned in the CollectionView Spec xamarin/Xamarin.Forms#3172, a bindable property named: IsHeaderStickyProperty , IsFooterSticky : Specifies whether the header/footer remains in place as the user scrolls or scrolls with the items in the list (current behaviour).

Ps: To be used not for Group headers but for single main header CollectionView.Header.

Public API Changes

 public static readonly BindableProperty IsHeaderStickyProperty;
public bool IsHeaderSticky { get; set; }

public static readonly BindableProperty IsFooterStickyProperty;
public bool IsFooterSticky { get; set; }

Intended Use-Case

Provide the ability to keep the header prominent and fixed while user scroll.

[ghost]

We've moved this issue to the Backlog milestone. This means that it is not going to be worked on for the coming release. We will reassess the backlog following the current release and consider this item at that time. To learn more about our issue management process and to have better expectation regarding different types of issues you can read our Triage Process.

[angelru]

I think this would be good in CollectionView, any news?

[borrmann]

This could be great for chat apps.