public object Convert(object[] values, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
ObservableCollection <Video> videos = values[0] as ObservableCollection <Video>;
if (videos != null)
{
if ((values[1] != null) && (values[1] != DependencyProperty.UnsetValue))
{
IntelligentString viewAllText = (IntelligentString)values[1];
MediaItemFilter filter = values[2] as MediaItemFilter;
ObservableCollection <IntelligentString> selectedGenres = values[3] as ObservableCollection <IntelligentString>;
if (selectedGenres != null)
{
ObservableCollection <IntelligentString> selectedPrograms = values[4] as ObservableCollection <IntelligentString>;
if (selectedPrograms != null)
{
List <IntelligentString> series = new List <IntelligentString>(
(from video in videos
where PassSeries(video, viewAllText, filter, selectedGenres.ToArray(), selectedPrograms.ToArray())
select IntelligentString.FromString(video.Series.ToString())).Distinct());
series.Sort();
series.Insert(0, viewAllText);
return(new ObservableCollection <IntelligentString>(series));
}
}
}
}
return(new ObservableCollection <IntelligentString>());
}
