using System; using System.Linq; namespace DualScreenDemo { public partial class PrimaryForm { private void MedleyDanceButton_Click(object sender, EventArgs e) { loveDuetButton.BackgroundImage = loveDuetNormalBackground; talentShowButton.BackgroundImage = talentShowNormalBackground; medleyDanceButton.BackgroundImage = medleyDanceActiveBackground; ninetiesButton.BackgroundImage = ninetiesNormalBackground; nostalgicSongsButton.BackgroundImage = nostalgicSongsNormalBackground; chinaSongsButton.BackgroundImage = chinaNormalBackground; medleyDanceSongs = allSongs.Where(song => song.SongGenre.Contains("C1")) .OrderByDescending(song => song.Plays) .ToList(); currentPage = 0; currentSongList = medleyDanceSongs; totalPages = (int)Math.Ceiling((double)medleyDanceSongs.Count / itemsPerPage); multiPagePanel.currentPageIndex = 0; multiPagePanel.LoadSongs(currentSongList); } } }