Page PageForOption (OptionItem option, object parameters)
{
if (option.Title == "Groups" && parameters == null) {
//ShowGroupDialogAsync ();
return new ContentPage ();
}
if (option.Title == "Groups")
return new ContentPage ();
throw new NotImplementedException ("Unknown menu option: " + option.Title);
}
public void NavigateTo (OptionItem option, object parameters)
{
if (previousItem != null)
previousItem.Selected = false;
option.Selected = true;
previousItem = option;
Title = option.Title;
//Content = PageForOption (option, parameters);
//IsPresented = false;
}