superstar_v2/PrimaryFormParts/GroupSearch/PrimaryForm.GroupSearch.YingYu.cs

namespace DualScreenDemo
{
    public partial class PrimaryForm
    {
        private void GroupYingWenButton_Click(object sender, EventArgs e)
        {
            groupGuoYuButton.BackgroundImage = groupGuoYuNormalBackground;
            groupTaiYuButton.BackgroundImage = groupTaiYuNormalBackground;
            groupYueYuButton.BackgroundImage = groupYueYuNormalBackground;
            groupYingWenButton.BackgroundImage = groupYingWenActiveBackground;
            groupRiYuButton.BackgroundImage = groupRiYuNormalBackground;
            groupHanYuButton.BackgroundImage = groupHanYuNormalBackground;

            /*yingWenSongs = allSongs.Where(song => song.Category == "英語" && (song.ArtistACategory == "團" || song.ArtistBCategory == "團"))
                                .OrderByDescending(song => song.Plays) 
                                .ToList();*/
            string query = "SELECT * FROM song_library_cache WHERE language_name = '英語' AND (`artistA_category` = '團' OR `artistB_category` = '團') ORDER BY song_counts DESC;";
            var yingWenSongs = SearchSongs_Mysql(query);                    
            currentPage = 0; 
            currentSongList = yingWenSongs; 
            totalPages = (int)Math.Ceiling((double)yingWenSongs.Count / itemsPerPage);

            
            multiPagePanel.currentPageIndex = 0;
            multiPagePanel.LoadSongs(currentSongList);
        }
    }
}