private void Button_Click(object sender, RoutedEventArgs e)
{
SongItem data = (sender as Button).DataContext as SongItem;
Debug.WriteLine("View song: " + data.Name);
MostRecentlyViewed = data;
NavigationService.Navigate(new Uri("/ViewSong.xaml?song=" + data.Name + "&path=" + data.Filepath, UriKind.Relative));
txtFilter.Text = STR_FILTER_DEFAULT; //Clear the filter when the user selects a song
}
//Comparator for SongItems (alphabetical based on underlying Name field)
public static int CompareSongs(SongItem a, SongItem b)
{
//a is greater = 1, b is greater = -1, equal = 0
return(a.Name.CompareTo(b.Name));
}
void PopulateListBasedOnFilter(String _filter = "") //default = no filter
{
if (_filter.Equals(STR_FILTER_DEFAULT)) //Don't filter based on the default instruction text
{
_filter = "";
}
List <SongItem> songs = new List <SongItem>();
var test = Assembly.GetExecutingAssembly().GetManifestResourceNames();
foreach (string key in Assembly.GetExecutingAssembly().GetManifestResourceNames())
{
if (!key.ToLower().Contains(".gif")) //Throw out the other (system) resources we get from the assembly
{
continue;
}
if ((_filter.Equals("")) || (SongItem.ParseSongName(key).ToLower().Contains(_filter.ToLower())))
{
songs.Add(new SongItem(key)); //SongItem constructor will parse out the title
}
}
//If there's no filter, we don't need to sort further, and can update the UI and halt here
if (_filter.Equals(""))
{
songs.Sort(SongItem.CompareSongs);
SongList.ItemsSource = songs; //Update UI
//SongList.UpdateLayout();
//SongList.SelectedIndex = 0;
//SongList.UpdateLayout();
return;
}
//Now, we want the songs that start with the filter text to appear first.
//Let's strip them out of the list, sort the remaining items, then combine lists and pass to the UI
List <SongItem> BestResults = new List <SongItem>();
List <SongItem> OtherResults = new List <SongItem>(); //Need to create 2 new lists because we can't modify a collection while iterating
if (!_filter.Equals(""))
{
foreach (SongItem s in songs)
{
if (s.Name.ToLower().StartsWith(_filter.ToLower()))
{
BestResults.Add(s);
}
else
{
OtherResults.Add(s);
}
}
}
//Sort both alphabetically
BestResults.Sort(SongItem.CompareSongs);
OtherResults.Sort(SongItem.CompareSongs);
//Concat the lists
BestResults.AddRange(OtherResults);
SongList.ItemsSource = BestResults; //Update UI
if (BestResults.Count == 0)
{
//No songs found - Display message
txtNotFound1.Visibility = System.Windows.Visibility.Visible;
txtNotFound2.Visibility = System.Windows.Visibility.Visible;
txtNotFound3.Visibility = System.Windows.Visibility.Visible;
}
else
{
txtNotFound1.Visibility = System.Windows.Visibility.Collapsed;
txtNotFound2.Visibility = System.Windows.Visibility.Collapsed;
txtNotFound3.Visibility = System.Windows.Visibility.Collapsed;
SongList.UpdateLayout();
SongList.SelectedIndex = 0;
SongList.UpdateLayout();
UpdateLayout();
}
SongList.UpdateLayout();
}
