private void ElementsLoadingOnCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
if (ElementsLoading.Any())
{
return;
}
if (State == MutableState.Unmuting)
{
OnPageReady();
}
if (State == MutableState.Muting)
{
OnPageMuted();
}
}
internal void MarkElementAsLoading(Element element)
{
var page = element.FindNearestAncestorOfType <ContentPage>();
if (page == null)
{
throw new InvalidOperationException(
"No page found for element");
}
if (ElementsLoading.Contains(element))
{
return;
}
ElementsLoading.Add(element);
}
internal void MarkElementAsNotLoading(Element element)
{
ElementsLoading.Remove(element);
}
