cuetools.net/CUETools/frmChoice.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.IO;
using System.Windows.Forms;
using CUETools.CDImage;
using CUETools.Processor;
using CUETools.CTDB;

namespace JDP
{
	public partial class frmChoice : Form
	{
		public frmChoice()
		{
			InitializeComponent();
		}

		public CUESheet CUE;

		private bool ctdb;
		private CTDBMetadataSearch metadataSearch;

		public void LookupAlbumInfo(bool cache, bool cue, bool ctdb, CTDBMetadataSearch metadataSearch)
		{
			this.ctdb = ctdb;
			this.metadataSearch = metadataSearch;
			var releases = CUE.LookupAlbumInfo(cache, cue, false, CTDBMetadataSearch.None);
			this.Choices = releases;
			if (ctdb || metadataSearch != CTDBMetadataSearch.None)
				backgroundWorker1.RunWorkerAsync(null);
		}

		private void frmChoice_Load(object sender, EventArgs e)
		{
			buttonOk.Select();
		}

		private void AddItem(object i)
		{
			if (i is CUEToolsSourceFile)
			{
				CUEToolsSourceFile sf = i as CUEToolsSourceFile;
				ListViewItem item = new ListViewItem(sf.path, 0);
				item.Tag = sf;
				listChoices.Items.Add(item);
			}
			else if (i is TagLib.IPicture)
			{
				TagLib.IPicture pic = i as TagLib.IPicture;
				ListViewItem item = new ListViewItem(pic.Description, -1);
				item.Tag = pic;
				listChoices.Items.Add(item);
			}
			else if (i is CUEMetadataEntry)
			{
				CUEMetadataEntry entry = i as CUEMetadataEntry;
				ListViewItem item = new ListViewItem(entry.ToString(), entry.ImageKey);
				item.Tag = entry;
				listChoices.Items.Add(item);

				if (entry.ImageKey == "freedb")
				{
					// check if the entry contains non-iso characters,
					// and add a second one if it does
					CUEMetadata copy = new CUEMetadata(entry.metadata);
					if (copy.FreedbToEncoding())
					{
						entry = new CUEMetadataEntry(copy, entry.TOC, entry.ImageKey);
						item = new ListViewItem(entry.ToString(), entry.ImageKey);
						item.Tag = entry;
						listChoices.Items.Add(item);
					}
				}
			}
			else
			{
				ListViewItem item = new ListViewItem(i.ToString(), -1);
				item.Tag = i;
				listChoices.Items.Add(item);
			}
		}

		public IEnumerable<object> Choices
		{
			set
			{
				foreach (object i in value)
					AddItem(i);
				if (CUE != null)
				{
					textBox1.Hide();
					pictureBox1.Hide();
					tableLayoutPanelMeta.Show();
					tableLayoutPanel1.SetRowSpan(listChoices, 2);
					tableLayoutPanel1.PerformLayout();
				}
				else
				{
					textBox1.Show();
					pictureBox1.Hide();
					tableLayoutPanelMeta.Hide();
					tableLayoutPanel1.SetRowSpan(textBox1, 3);
					tableLayoutPanel1.PerformLayout();
				}
				if (listChoices.Items.Count > 0)
					listChoices.Items[0].Selected = true;
			}
		}

		public int ChosenIndex
		{
			get
			{
				return listChoices.SelectedItems.Count > 0 ? listChoices.SelectedItems[0].Index : -1;
			}
		}

		public object ChosenObject
		{
			get
			{
				return listChoices.SelectedItems.Count > 0 ? listChoices.SelectedItems[0].Tag : null;
			}
		}

		public CUEMetadataEntry ChosenRelease
		{
			get
			{
				object o = ChosenObject;
				return o != null && o is CUEMetadataEntry ? o as CUEMetadataEntry : null;
			}
		}

		private ListViewItem ChosenItem
		{
			get
			{
				return listChoices.SelectedItems.Count > 0 ? listChoices.SelectedItems[0] : null;
			}
		}

		private void frmChoice_FormClosing(object sender, FormClosingEventArgs e)
		{
			if (backgroundWorker1.IsBusy)
			{
				e.Cancel = true;
				return;
			}
			CUEMetadataEntry ri = ChosenRelease;
			if (e.CloseReason != CloseReason.None || DialogResult != DialogResult.OK || ri == null || CUE == null)
				return;
			CUE.CopyMetadata(ri.metadata);
		}

		private void AutoResizeList(ListView list, int mainCol)
		{
			list.SuspendLayout();
			int widthAvailable = list.Width - SystemInformation.BorderSize.Width - SystemInformation.VerticalScrollBarWidth;
			for (int i = 0; i < list.Columns.Count; i++)
				if (i != mainCol)
				{
					list.Columns[i].AutoResize(ColumnHeaderAutoResizeStyle.ColumnContent);
					widthAvailable -= list.Columns[i].Width + SystemInformation.BorderSize.Width;
				}
			if (list.Columns[mainCol].Width != widthAvailable)
				list.Columns[mainCol].Width = widthAvailable;
			list.ResumeLayout(false);
		}

		private void listChoices_SelectedIndexChanged(object sender, EventArgs e)
		{
			object item = ChosenObject;
			if (item != null && item is TagLib.IPicture)
			{
				TagLib.IPicture picture = item as TagLib.IPicture;
				using (MemoryStream imageStream = new MemoryStream(picture.Data.Data, 0, picture.Data.Count))
					try { pictureBox1.Image = Image.FromStream(imageStream); }
					catch { }
				textBox1.Hide();
				pictureBox1.Show();
				tableLayoutPanelMeta.Hide();
				tableLayoutPanel1.SetRowSpan(pictureBox1, 2);
			}
			else if (item != null && item is CUEToolsSourceFile)
			{
				textBox1.Text = (item as CUEToolsSourceFile).contents.Replace("\r\n", "\n").Replace("\r", "\n").Replace("\n", "\r\n");
			}
			else if (item != null && item is CUEMetadataEntry)
			{
				CUEMetadataEntry r = (item as CUEMetadataEntry);
				dataGridViewTracks.SuspendLayout();
				dataGridViewTracks.Rows.Clear();
				foreach (CUETrackMetadata track in r.metadata.Tracks)
				{
					int no = dataGridViewTracks.Rows.Count;
					dataGridViewTracks.Rows.Add( 
						(no + 1).ToString(),
						track.Title,
						r.TOC[no + r.TOC.FirstAudio].StartMSF,
						r.TOC[no + r.TOC.FirstAudio].LengthMSF
					);
				}
				dataGridViewTracks.ResumeLayout();
				dataGridViewMetadata.Rows.Clear();
				dataGridViewMetadata.Rows.Add("Artist", r.metadata.Artist);
				dataGridViewMetadata.Rows.Add("Album", r.metadata.Title);
				dataGridViewMetadata.Rows.Add("Date", r.metadata.Year);
				dataGridViewMetadata.Rows.Add("Genre", r.metadata.Genre);
				dataGridViewMetadata.Rows.Add("Disc Number", r.metadata.DiscNumber);
				dataGridViewMetadata.Rows.Add("Total Discs", r.metadata.TotalDiscs);
				dataGridViewMetadata.Rows.Add("Disc Name", r.metadata.DiscName);
				dataGridViewMetadata.Rows.Add("Barcode", r.metadata.Barcode);
				dataGridViewMetadata.Rows.Add("Release Date", r.metadata.ReleaseDate);
				dataGridViewMetadata.Rows.Add("Label", r.metadata.Label);
				dataGridViewMetadata.Rows.Add("Country", r.metadata.Country);
			}
			else
			{
				dataGridViewMetadata.Rows.Clear();
				dataGridViewTracks.Rows.Clear(); 
				textBox1.Text = "";
			}
		}

		private void pictureBox1_DoubleClick(object sender, EventArgs e)
		{
			pictureBox1.SizeMode = pictureBox1.SizeMode == PictureBoxSizeMode.Zoom ?
				PictureBoxSizeMode.CenterImage : PictureBoxSizeMode.Zoom;
		}

		private void backgroundWorker1_DoWork(object sender, DoWorkEventArgs e)
		{
			e.Result = CUE.LookupAlbumInfo(false, false, this.ctdb, this.metadataSearch);
		}

		private void backgroundWorker1_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
		{
			foreach (object i in (e.Result as List<object>))
				AddItem(i);
		}

		private void frmChoice_Resize(object sender, EventArgs e)
		{
			AutoResizeList(listChoices, 0);
		}

		private void dataGridViewMetadata_EditingControlShowing(object sender, DataGridViewEditingControlShowingEventArgs e)
		{
			var te = e.Control as DataGridViewTextBoxEditingControl;
			if (te != null)
			{
//				te.AutoCompleteMode = AutoCompleteMode.None;
				te.AutoCompleteMode = AutoCompleteMode.Suggest;
				te.AutoCompleteSource = AutoCompleteSource.CustomSource;
				te.AutoCompleteCustomSource.Clear();
				foreach (ListViewItem item in listChoices.Items)
				{
					var r = item.Tag as CUEMetadataEntry;
					switch (dataGridViewMetadata.CurrentCell.RowIndex)
					{
						case 0:
							foreach (CUETrackMetadata track in r.metadata.Tracks)
								te.AutoCompleteCustomSource.Add(track.Artist);
							te.AutoCompleteCustomSource.Add(r.metadata.Artist);
							break;
						case 1: te.AutoCompleteCustomSource.Add(r.metadata.Title); break;
						case 2: te.AutoCompleteCustomSource.Add(r.metadata.Year); break;
						case 3: te.AutoCompleteCustomSource.Add(r.metadata.Genre); break;
						case 4: te.AutoCompleteCustomSource.Add(r.metadata.DiscNumber); break;
						case 5: te.AutoCompleteCustomSource.Add(r.metadata.TotalDiscs); break;
						case 6: te.AutoCompleteCustomSource.Add(r.metadata.DiscName); break;
						case 7: te.AutoCompleteCustomSource.Add(r.metadata.Barcode); break;
						case 8: te.AutoCompleteCustomSource.Add(r.metadata.ReleaseDate); break;
						case 9: te.AutoCompleteCustomSource.Add(r.metadata.Label); break;
						case 10: te.AutoCompleteCustomSource.Add(r.metadata.Country); break;
					}
				}
			}
		}

		private void dataGridViewMetadata_CellEndEdit(object sender, DataGridViewCellEventArgs e)
		{
			ListViewItem item = ChosenItem;
			CUEMetadataEntry r = ChosenRelease;
			var label = dataGridViewMetadata.Rows[e.RowIndex].Cells[1].Value as string;
			if (label != null && item != null && r != null)
			{
				switch (e.RowIndex)
				{
					case 0:
						foreach (CUETrackMetadata track in r.metadata.Tracks)
							if (track.Artist == r.metadata.Artist)
								track.Artist = label;
						r.metadata.Artist = label;
						break;
					case 1: r.metadata.Title = label; break;
					case 2: r.metadata.Year = label; break;
					case 3: r.metadata.Genre = label; break;
					case 4: r.metadata.DiscNumber = label; break;
					case 5: r.metadata.TotalDiscs = label; break;
					case 6: r.metadata.DiscName = label; break;
					case 7: r.metadata.Barcode = label; break;
					case 8: r.metadata.ReleaseDate = label; break;
					case 9: r.metadata.Label = label; break;
					case 10: r.metadata.Country = label; break;
				}
				item.Text = r.ToString();
			}
		}

		private void dataGridViewMetadata_KeyDown(object sender, KeyEventArgs e)
		{
			CUEMetadataEntry r = ChosenRelease;
			if (e.KeyCode == Keys.Delete && r != null)
			{
				var ee = new DataGridViewCellEventArgs(1, dataGridViewMetadata.CurrentCellAddress.Y);
				dataGridViewMetadata.Rows[ee.RowIndex].Cells[1].Value = "";
				dataGridViewMetadata_CellEndEdit(sender, ee);
			}
		}

		private void dataGridViewTracks_CellEndEdit(object sender, DataGridViewCellEventArgs e)
		{
			CUEMetadataEntry ri = ChosenRelease;
			var label = dataGridViewTracks.Rows[e.RowIndex].Cells[e.ColumnIndex].Value as string;
			if (ri != null && label != null)
				ri.metadata.Tracks[e.RowIndex].Title = label;

		}

		/*
		private void listTracks_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
		{
			if (e.KeyCode == Keys.Enter)
			{
				if (listTracks.FocusedItem.Index + 1 < listTracks.Items.Count) // && e.editing
				{
					listTracks.FocusedItem.Selected = false;
					listTracks.FocusedItem = listTracks.Items[listTracks.FocusedItem.Index + 1];
					listTracks.FocusedItem.Selected = true;
					listTracks.FocusedItem.BeginEdit();
				}
			}
		}
		 * */
	}
}