/// <summary>
/// Saves the videos to the database
/// </summary>
/// <param name="videos">Videos being saved</param>
private void SaveVideos(IEnumerable <Video> videos)
{
List <SortDescription> sortDescriptions = new List <SortDescription>(SortDescriptions);
OnMediaItemsSaved(videos);
SortDescriptions.Clear();
foreach (SortDescription sortDescription in sortDescriptions)
{
SortDescriptions.Add(sortDescription);
}
mivVideos.UpdateLayout();
}
/// <summary>
/// Saves the songs to the database
/// </summary>
/// <param name="songs">Songs being saved</param>
private void SaveSongs(IEnumerable <Song> songs)
{
List <SortDescription> sortDescriptions = new List <SortDescription>(SortDescriptions);
OnMediaItemsSaved(songs);
SortDescriptions.Clear();
foreach (SortDescription sortDescription in sortDescriptions)
{
SortDescriptions.Add(sortDescription);
}
mivSongs.UpdateLayout();
}
private void dgMediaItems_ItemsSourceChanged(object sender, System.EventArgs e)
{
SortDescriptions.Clear();
foreach (SortDescription sortDescription in previousSortDescriptions)
{
DataGridColumn column = Columns.SingleOrDefault(p => p.SortMemberPath == sortDescription.PropertyName);
if (column != null)
{
column.SortDirection = sortDescription.Direction;
}
SortDescriptions.Add(sortDescription);
}
}
public SortViewModel(ICollectionView source, SortData[] columns, IEnumerable <SortDescription> existing = null,
SortData[] requiredColumns = null)
{
View = source;
Columns = columns;
_requiredColumns = requiredColumns ?? new SortData[0];
if (existing != null)
{
var d = View.DeferRefresh();
SortDescriptions.Clear();
foreach (var c in _requiredColumns)
{
SortDescriptions.Add(c.ToSortDescription());
}
var item = existing
.FirstOrDefault(x => Columns.Select(y => y.Value).Contains(x.PropertyName));
if (item != default(SortDescription))
{
SelectedSort = Columns.First(x => x.Value == item.PropertyName);
SelectedSort.SortDirection = item.Direction;
SortDescriptions.Add(item);
}
d.Dispose();
}
else
{
var item = SortDescriptions.FirstOrDefault(x => Columns.Select(y => y.Value).Contains(x.PropertyName));
if (item != default(SortDescription))
{
SelectedSort = Columns.First(x => x.Value == item.PropertyName);
SelectedSort.SortDirection = item.Direction;
}
}
OldSelectedSort = SelectedSort;
this.WhenAnyValue(x => x.SelectedSort)
.Skip(1)
.Subscribe(x => SortColumn());
this.SetCommand(x => x.SortCommand).Subscribe(x => SortColumn());
this.SetCommand(x => x.ToggleVisibilityCommand).Subscribe(x => ToggleVisibility());
}
void SortColumn()
{
var data = SelectedSort;
var d = View.DeferRefresh();
_requiredColumns.Select(x => x.ToSortDescription()).SyncCollection(SortDescriptions);
if (data != null)
{
if (OldSelectedSort == data)
{
data.SortDirection = data.SortDirection == ListSortDirection.Ascending
? ListSortDirection.Descending
: ListSortDirection.Ascending;
}
SortDescriptions.Add(data.ToSortDescription());
}
OldSelectedSort = data;
d.Dispose();
}