Luke Bordonaro

### Description Elements that present a collection of items (such as a Menu with MenuItems or a ListView with ListViewItems) do not take into account non-visible elements when calculating PositionInSet...

Do not count invisible UI elements towards size of/position in set

9

Fixes #8642 ## Description PositionInSet and SizeOfSet for items currently count all items in their container, resulting in potentially incorrect information. This PR updates the logic to exclude non-visible UI...

Indeterminate progress bar used as BitmapCacheBrush target do not animate

1

### Description When using a `BitmapCacheBrush` whose `Target` is a `ProgressBar` with `Indeterminate="True"`, the rendered control does not animate. ### Reproduction Steps Create a new WPF project that targets either...

Because the SDK targets netstandard2.0, we cannot make use of default interface implementations of methods. This causes headaches when we want to add new functionality to the application environment, because...