iplusMario

@wiggins-twentyideas there is another way see [https://github.com/dotnet/efcore/issues/23595#issuecomment-966185003](url) @bricelam yes API did break. In net5.0 configuring design time service was not required.

in onFinishInflate() change if (backgroundColor != -1) { card.setBackgroundColor(backgroundColor); } for if (backgroundColor != -1) { card.getBackground().setColorFilter(backgroundColor, PorterDuff.Mode.SRC_IN); }