void CloseAccordion(AccordionEntry entry)
{
entry.View.Animate("colapse",
x =>
{
var change = entry.OriginalSize.Height * x;
entry.View.HeightRequest = entry.OriginalSize.Height - change;
}, 0, AnimationDuration, Easing.SpringIn, (d, b) =>
{
entry.View.IsVisible = false;
});
}