private void InitializePlaylistContent()
{
TracksViewModel tracksVM = new TracksViewModel(PlaylistCollection.GetPlaylist(Properties.Settings.Default.LastSelectedPlaylistGUID));
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
if (trackListsVM == null)
{
throw new Exception("Failed to cast object");
}
lv_Playlist.DataContext = tracksVM;
if (trackListsVM.CurrentPlaylist != null)
{
lv_Playlist.ItemsSource = trackListsVM.CurrentPlaylist.Soundtracks as IEnumerable <TrackInfo>;
tracksVM.UpdateSoundtracks(trackListsVM.CurrentPlaylist);
}
else
{
lv_Playlist.ItemsSource = null;
}
// Bind event for updating content of view-model of lb_PlaylistMenu
tracksVM.PlaylistIsUpdatedEvent += (lb_PlaylistMenu.DataContext as TrackListsViewModel).UpdateTrackList;
// Update trackQueue
tracksVM.PlaylistIsUpdatedEvent += OnPlaylistIsUpdated;
}
private void lb_PlaylistMenu_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
Playlist pl = lb_PlaylistMenu.SelectedItem as Playlist;
if (pl == null)
{
return;
}
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
if (trackListsVM == null)
{
return;
}
if (trackListsVM.CurrentPlaylist != null && pl.GUID == trackListsVM.CurrentPlaylist.GUID)
{
return;
}
trackListsVM.CurrentPlaylist = pl;
RefreshPlaylistContent();
if (lv_Playlist.Visibility == Visibility.Hidden)
{
lv_Playlist.Visibility = Visibility.Visible;
}
}
private void RefreshPlaylist()
{
PlaylistCollection plc = PlaylistCollection.GetDatabase();
if (plc == null)
{
return;
}
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
if (trackListsVM == null)
{
return;
}
Playlist pl = null;
trackListsVM.UpdateTrackLists(plc.TrackLists);
if (trackListsVM.CurrentPlaylist != null)
{
pl = trackListsVM.TrackLists.FirstOrDefault(x => x.GUID == trackListsVM.CurrentPlaylist.GUID);
}
lb_PlaylistMenu.SelectedItem = pl;
}
private void InitializePlaylistMenu()
{
TrackListsViewModel trackListsVM = new TrackListsViewModel();
trackListsVM.CurrentPlaylist = PlaylistCollection.GetPlaylist(Properties.Settings.Default.LastSelectedPlaylistGUID);
lb_PlaylistMenu.DataContext = trackListsVM;
lb_PlaylistMenu.ItemsSource = trackListsVM.TrackLists;
}
private void miDelete_Click(object sender, RoutedEventArgs e)
{
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
Playlist pl = lb_PlaylistMenu.SelectedItem as Playlist;
if (pl == null)
{
throw new Exception("Failed to cast selected item to Playlist");
}
trackListsVM.RemovePlaylist(pl.GUID);
lb_PlaylistMenu.SelectedIndex = trackListsVM.TrackLists.Count - 1;
RefreshPlaylistContent();
}
private void txtEditBox_LostFocus(object sender, RoutedEventArgs e)
{
ListBoxItem lbi = ((TextBox)sender).TemplatedParent as ListBoxItem;
string result = SwitchEditingMode(lbi, false);
Guid targetGUID = (lb_PlaylistMenu.SelectedItem as Playlist).GUID;
if (result != oriPlaylistName)
{
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
trackListsVM.UpdatePlaylistName(targetGUID, result);
TracksViewModel tracksVM = lv_Playlist.DataContext as TracksViewModel;
tracksVM.UpdatePlaylistInfo(targetGUID, result);
lb_PlaylistMenu.UpdateLayout();
}
oriPlaylistName = ""; // Reset
}
private void lb_PlaylistMenu_KeyDown(object sender, KeyEventArgs e)
{
// Remove this functionality to avoid user deleting playlist by pressing delete key directly
#if false
if (e.Key == Key.Delete && lb_PlaylistMenu.SelectedItems.Count == 1)
{
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
Playlist pl = lb_PlaylistMenu.SelectedItem as Playlist;
if (pl == null)
{
throw new Exception("Failed to cast selected item to Playlist");
}
trackListsVM.RemovePlaylist(pl.GUID);
lb_PlaylistMenu.SelectedIndex = trackListsVM.TrackLists.Count - 1;
RefreshPlaylistContent();
}
#endif
}
private void btnAddPlaylist_Click(object sender, RoutedEventArgs e)
{
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
if (trackListsVM == null)
{
throw new Exception("Empty content of lb_PlaylistMenu");
}
Playlist pl = trackListsVM.CreatePlaylist();
lb_PlaylistMenu.SelectedItem = pl;
RefreshPlaylistContent();
if (lv_Playlist.Visibility == Visibility.Hidden)
{
lv_Playlist.Visibility = Visibility.Visible;
}
}
public void SetTrackStatus(TrackStatusEventArgs e)
{
// Check
if (e == null || e.Index == -1)
{
return;
}
TracksViewModel tracksVM = lv_Playlist.DataContext as TracksViewModel;
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
// TODO: try to rewrite this
Playlist pl = trackListsVM.TrackLists.First(x => x.GUID == e.OwnerListGUID);
pl.Soundtracks.Find(x => x.GUID == e.Track.GUID).TrackStatus = e.Track.TrackStatus;
if (pl.GUID == e.OwnerListGUID)
{
tracksVM.UpdateTrackStatus(e);
}
}
private void RefreshPlaylistContent()
{
TracksViewModel tracksVM = lv_Playlist.DataContext as TracksViewModel;
if (tracksVM == null)
{
return;
}
TrackListsViewModel trackListsVM = lb_PlaylistMenu.DataContext as TrackListsViewModel;
if (trackListsVM == null)
{
return;
}
Playlist pl = trackListsVM.CurrentPlaylist;
if (pl == null)
{
lv_Playlist.Visibility = Visibility.Hidden;
return;
}
tracksVM.UpdatePlaylistInfo(pl);
tracksVM.UpdateSoundtracks(pl);
lv_Playlist.ItemsSource = tracksVM.Soundtracks as IEnumerable <TrackInfo>;
// Update info
Properties.Settings.Default.LastSelectedPlaylistGUID = pl.GUID;
Properties.Settings.Default.Save();
// Show playing track
if (lb_PlaylistMenu.SelectedItem != null && ListContentIsRefreshedEvent != null)
{
if (Properties.Settings.Default.TaskPlaylistGUID == pl.GUID)
{
tracksVM.UpdateTrackStatus(ListContentIsRefreshedEvent());
}
}
}