An object that abstracts a collection of items and various capabilities of different collection interfaces.
Inheritance: IIndexableCollection, IEditableCollection, IPageableCollection, INotifyPropertyChanged, INotifyCollectionChanged
Exemplo n.º 1
0
        private static void imageSourcePropertyChange(DependencyObject source, DependencyPropertyChangedEventArgs e)
        {
            ArtistPictureControl ctr = (ArtistPictureControl)source;
            DataList<TrackImage> pics = null;

            if (e.NewValue is DataList<TrackImage>)
                pics = (DataList<TrackImage>)e.NewValue;
            else if (e.NewValue is TrackImage)
                pics = new DataList<TrackImage>((TrackImage)e.NewValue);

            ctr.pictureBox.Children.Clear();

            if (pics == null || pics.Count == 0)
            {
                Image myImage3 = new Image();
                BitmapImage bi3 = new BitmapImage();
                bi3.BeginInit();
                MemoryStream stream = new MemoryStream(Static.DefaultImage);
                bi3.StreamSource = stream;
                bi3.EndInit();
                myImage3.Stretch = Stretch.Fill;
                myImage3.Source = bi3;
                myImage3.Width = 100;
                myImage3.Height = 100;
                ctr.pictureBox.Children.Clear();
                ctr.pictureBox.Children.Add(myImage3);
            }
            else
            {
                foreach (TrackImage arr in pics)
                {
                    Image myImage3 = new Image();
                    BitmapImage bi3 = new BitmapImage();
                    bi3.BeginInit();
                    MemoryStream stream = new MemoryStream(arr.Image);
                    bi3.StreamSource = stream;
                    bi3.EndInit();
                    myImage3.Stretch = Stretch.Fill;
                    myImage3.Source = bi3;
                    myImage3.Width = 100;
                    myImage3.Height = 100;
                    UIElement[] currentcol = new UIElement[ctr.pictureBox.Children.Count];
                    ctr.pictureBox.Children.CopyTo(currentcol, 0);
                    ctr.pictureBox.Children.Clear();
                    ctr.pictureBox.Children.Add(myImage3);

                    foreach (UIElement ui in currentcol)
                        ctr.pictureBox.Children.Add(ui);

                    if (ctr.pictureBox.Children.Count > 1 && ctr.pictureBox.Children.Count < 18)
                    {
                        myImage3.RenderTransform = new RotateTransform() { Angle = 10 * ctr.pictureBox.Children.Count };
                        myImage3.RenderTransformOrigin = new Point(0.5, 0.5);
                    }
                }
            }
        }
Exemplo n.º 2
0
        private void trackList_Drop(object sender, DragEventArgs e)
        {
            try
            {
                if (e.Data.GetDataPresent(DataFormats.FileDrop))
                {
                    String[] droppedObjects = (String[])e.Data.GetData(DataFormats.FileDrop);

                    BackgroundWorker backgroundWorker = new BackgroundWorker();
                    backgroundWorker.WorkerReportsProgress = true;
                    backgroundWorker.DoWork += new DoWorkEventHandler(fileImportDoWorkHandler);
                    backgroundWorker.ProgressChanged += new ProgressChangedEventHandler(fileImportProgressEventHandler);
                    backgroundWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(fileImportTaskComplete);
                    backgroundWorker.RunWorkerAsync(droppedObjects);
                    return;
                }

                if (e.Data.GetDataPresent(DataFormats.Dif))
                {
                    Artist artist = e.Data.GetData(DataFormats.Dif) as Artist;
                    DataList<Track> tracks = new DataList<Track>();
                    foreach (Album alb in artist.Albums)
                        tracks.Import(alb.Tracks);
                    this.files.Import(tracks.Map<PlayListWrapperFile>(row => new PlayListWrapperFile(row)));
                }

                MediaFile dropObj = e.Data.GetData(typeof(MediaFile)) as MediaFile;
                if (dropObj != null)
                {

                }
            }
            catch (Exception ex)
            {
                Logging.Error(typeof(PlayList), ex);
            }
        }
Exemplo n.º 3
0
        private void fileImportDoWorkHandler(Object sender, DoWorkEventArgs e)
        {
            ((BackgroundWorker)sender).ReportProgress(0, new ReportProgress{ Message =  "Adding files to playlist.", vardata= null});

            DataList<String> filesToImport = new DataList<string>((String[])e.Argument);
            filesToImport = Static.GetFiles(filesToImport);
            ((BackgroundWorker)sender).ReportProgress(0, new ReportProgress { Message = String.Format("Adding files to playlist.0/{0}", filesToImport.Count), vardata = null });
            Int64 progressCounter = 0;
            DataList<PlayListWrapperFile> importList = new DataList<PlayListWrapperFile>();
            foreach (String fileName in filesToImport)
            {
                if (progressCounter == 10)
                {
                    ((BackgroundWorker)sender).ReportProgress(0, new ReportProgress { Message = String.Format("Adding files to playlist.{1}/{0}", filesToImport.Count, filesToImport.IndexOf(fileName)+1), vardata = importList });
                    importList = new DataList<PlayListWrapperFile>();
                    progressCounter = 0;
                }

                if (Static.knownFileExtensions.Contains(Static.GetFileExtension(fileName)))
                {
                    MediaFile mf = MediaFile.Create(fileName);
                    importList.Add(new PlayListWrapperFile(mf));
                    progressCounter++;
                }
            }
            ((BackgroundWorker)sender).ReportProgress(100, new ReportProgress {vardata = importList });
        }
Exemplo n.º 4
0
            public DataRange(DataList owner, int pageIndex, int pageSize)
            {
                _owner = owner;

                _startIndex = pageIndex * pageSize;
                _endIndex = _startIndex + pageSize;
                _version = owner._version;

                _index = -1;
            }