public override void Execute(object parameter)
{
var viewModel = (SongViewModel)parameter;
var cloneSong = (Song)viewModel.SelectedSong.Clone();
var sw = new SongWindow();
sw.DataContext = cloneSong;
sw.ShowDialog();
if (sw.DialogResult.HasValue && sw.DialogResult.Value)
{
viewModel.SelectedSong.Title = cloneSong.Title;
viewModel.SelectedSong.Artist = cloneSong.Artist;
viewModel.SelectedSong.Album = cloneSong.Album;
viewModel.SelectedSong.Genre = cloneSong.Genre;
using (var db = new SongDbContext())
{
var song = db.Songs.First(s => s.Id == cloneSong.Id);
song.Title = cloneSong.Title;
song.Artist = cloneSong.Artist;
song.Album = cloneSong.Album;
song.Genre = cloneSong.Genre;
db.SaveChanges();
}
}
}
/// <summary>
/// Show dialog to modify an Instruction.
/// </summary>
/// <param name="ins">The Instruction being modified.</param>
/// <param name="owner">The owner Window.</param>
/// <returns>The modified Instruction.</returns>
public static Instruction ShowDialog(Instruction ins, Window owner)
{
BaseParamWindow dlg = null;
switch (ins.opcode)
{
case Instruction.MOVE:
dlg = new MoveWindow();
break;
case Instruction.ROTATE:
dlg = new RotateWindow();
break;
case Instruction.LED:
dlg = new LedWindow();
break;
case Instruction.SONG:
dlg = new SongWindow();
break;
case Instruction.DEMO:
dlg = new DemoWindow();
break;
case Instruction.DRIVE:
dlg = new DriveWindow();
break;
case Instruction.DELAY:
dlg = new DelayWindow();
break;
}
if (dlg != null)
{
dlg.Owner = owner;
dlg.Ins = ins;
dlg.ShowDialog();
// Alway read from the Window. There is no guarantee that the original Instruction is modified.
Instruction result = dlg.Ins;
Debug.WriteLine(result);
return(dlg.Ins);
}
else
{
MessageBox.Show(ins.opcode + " no implemented.");
}
return(null);
}
public override void Execute(object parameter)
{
var viewModel = (SongViewModel)parameter;
var song = new SongDb();
var sw = new SongWindow();
sw.DataContext = song;
sw.ShowDialog();
if (sw.DialogResult.HasValue && sw.DialogResult.Value)
{
using (var db = new SongDbContext())
{
db.Songs.Add(song);
db.SaveChanges();
}
viewModel.Songs.Add(SongViewModel.SongConverter(song));
viewModel.SelectedSong = SongViewModel.SongConverter(song);
}
}