Hi, I'l try add subtitle to android and IOS platforms but in Android I have problem with ToolBarItems in root page - in root page all toolbar items not showed. If navigate to anther page and than go back to root all is ok - toolbar items are showed.
My NavigationPageRenderer:
`public class ExtendedNavigationPageRenderer : NavigationPageRenderer
{
protected override void OnAttachedToWindow()
{
var appCompatActivity = (MainActivity) Context;
if (appCompatActivity != null)
{
var toolbar = appCompatActivity.FindViewById(Resource.Id.toolbar);
if (toolbar != null)
{
appCompatActivity.SetSupportActionBar(toolbar);
appCompatActivity.InvalidateOptionsMenu();
appCompatActivity.SupportInvalidateOptionsMenu();
}
Element.Appearing += (sender, args) =>
{
Element.BarBackgroundColor = Color.Aqua;
};
}
base.OnAttachedToWindow();
}
// Implementation of SubTitle
}`
Can anybody help me with this issue?
p.s. InvalidateOptionsMenu() or SupportInvalidateOptionsMenu() not works for me....