private void mnuPlayFile_Click(object sender, EventArgs e)
{
if (songListView1.SelectedItems.Count != 0)
{
SongListViewItem item = songListView1.SelectedItems[0];
this.Player.PlayFile(item.SongInfo.FileName);
}
}
private void Player_SongOpened(object sender, SongEventArgs e)
{
SongListViewItem item = FindItem(e.Song.FileName);
if (item != null)
{
list.InvalidateItem(item);
}
}
internal void InvalidateItem(SongListViewItem item)
{
var r = new Rectangle(item.Rectangle.Location, item.Rectangle.Size);
r.Offset(this.AutoScrollPosition);
this.Invalidate(r);
if (item.IsStartOfNewAlbum)
{
r = new Rectangle(item.AlbumRectangle.Location, item.AlbumRectangle.Size);
r.Offset(this.AutoScrollPosition);
this.Invalidate(r);
}
}
private void HandleControlMouseSelection(SongListViewItem item)
{
// If the user's holding down ctrl, add or remove this item but ignore the others
if (_selectedItems.Contains(item))
{
_selectedItems.Remove(item);
}
else
{
_selectedItems.Add(item);
}
_lastClickedIndex = item.Index;
}
private void Library_LibraryUpdated(object sender, LibraryEntryEventArgs e)
{
if (e.LibraryEntry == null)
{
return;
}
SongListViewItem item = FindItem(e.LibraryEntry.FileName);
if (item != null)
{
item.SongInfo = e.LibraryEntry;
list.InvalidateItem(item);
}
}
/// <summary>
/// Retrieves the item at the specified location.
/// </summary>
/// <param name="x">The x-coordinate of the location to search for an item (expressed in client coordinates).</param>
/// <param name="y">The y-coordinate of the location to search for an item (expressed in client coordinates).</param>
/// <returns>
/// A SongListViewItem that represents the item at the specified position. If there is no item
/// at the specified location, the method returns null.
/// </returns>
public SongListViewItem GetItemAt(int x, int y)
{
SongListViewItem result = null;
for (int i = 0; i < _items.Count; i++)
{
SongListViewItem item = _items[i];
if (item.Rectangle.Top <= y && item.Rectangle.Bottom >= y && item.Rectangle.Left <= x)
{
result = item;
break;
}
}
return(result);
}
protected override void OnMouseUp(MouseEventArgs e)
{
if (_mouseUpSelect)
{
int x = e.X - this.AutoScrollPosition.X;
int y = e.Y - this.AutoScrollPosition.Y;
SongListViewItem item = GetItemAt(x, y);
if (item != null)
{
HandleMouseSelection(e, item);
_mouseUpSelect = false;
}
}
base.OnMouseUp(e);
}
private void HandleNormalMouseSelection(bool rightButtonClicked, SongListViewItem item)
{
// If the user's not holding down a key, just select this item and deselect every other one
// I lied a little just there. If the user is right-clicking on an already selected item,
// we want to leave the selection as is
if (rightButtonClicked && _selectedItems.Contains(item))
{
// Pretty much don't do anything...
}
else
{
_selectedItems.Clear();
_selectedItems.Add(item);
_lastClickedIndex = item.Index;
}
}
private void HandleMouseSelection(MouseEventArgs e, SongListViewItem item)
{
if (Control.ModifierKeys == Keys.Control)
{
HandleControlMouseSelection(item);
}
else if (Control.ModifierKeys == Keys.Shift && _lastClickedIndex != -1)
{
HandleShiftMouseSelection(item);
}
else
{
bool rightButtonClicked = (e.Button == MouseButtons.Right);
HandleNormalMouseSelection(rightButtonClicked, item);
}
this.Invalidate();
}
private void HandleShiftMouseSelection(SongListViewItem clickedItem)
{
// If the user's holding down shift, add everything between this item and the last clicked item
_selectedItems.Clear();
// Get the index of the selected item
int selectedIndex = clickedItem.Index;
_items.ForEach(delegate(SongListViewItem item)
{
if ((item.Index >= _lastClickedIndex && item.Index <= selectedIndex) ||
(item.Index <= _lastClickedIndex && item.Index >= selectedIndex))
{
_selectedItems.Add(item);
}
});
}
private void list_DragOver(object sender, DragEventArgs e)
{
if (e.Effect == DragDropEffects.None)
{
return;
}
Point p = list.PointToClient(new Point(e.X, e.Y));
SongListViewItem item = list.GetItemAt(p.X - list.AutoScrollPosition.X, p.Y - list.AutoScrollPosition.Y);
if (item != null)
{
list.DragIndex = item.Index;
}
else
{
list.DragIndex = -1;
}
list.Invalidate();
}
internal void ReCreateAndMeasure()
{
_creating = true;
SongListViewItem prevItem = null;
int i = 0;
foreach (SongListViewItem item in _items)
{
if (prevItem != null)
{
prevItem.NextItem = item;
}
item.PreviousItem = prevItem;
item.Index = i;
prevItem = item;
i++;
}
MeasureItems();
_creating = false;
}
private void CreateOrAddItem(List <SongListViewItem> itemsToAdd, string file)
{
SongListViewItem myOld = FindItem(file);
if (myOld == null)
{
var item = new SongListViewItem(list);
SongInfo song = this.Library.GetSong(file);
if (song == null)
{
song = new LibraryEntry(file);
}
item.SongInfo = song;
item.AlbumDisplay = item.SongInfo.Album;
itemsToAdd.Add(item);
}
else
{
list.Items.Remove(myOld);
itemsToAdd.Add(myOld);
}
}
private void mnuQueueAlbum_Click(object sender, EventArgs e)
{
if (songListView1.SelectedItems.Count != 0)
{
// Just get the album of the first selected song
SongListViewItem selectedItem = songListView1.SelectedItems[0];
string album = selectedItem.SongInfo.Album;
LibraryEntry[] songs = this.Library.QueryLibrary("Album LIKE '" + album.Replace("'", "''") + "'");
foreach (LibraryEntry item in songs)
{
if (item.FileName.Equals(this.Player.CurrentSong.FileName) || this.Player.Playlist.Contains(item.FileName))
{
// do nothing
}
else
{
this.Player.Playlist.AddToEnd(item);
}
}
}
}
protected override void OnMouseDown(MouseEventArgs e)
{
this.Focus();
int x = e.X - this.AutoScrollPosition.X;
int y = e.Y - this.AutoScrollPosition.Y;
SongListViewItem item = GetItemAt(x, y);
if (item != null)
{
// If the user moused down on a selected item, wait until mouse up to change the selection
// so that dragging works smoothly. This seems to be what the ListView does
if (_selectedItems.Contains(item))
{
_mouseUpSelect = true;
}
else
{
HandleMouseSelection(e, item);
}
if (e.Button == MouseButtons.Right)
{
if (_itemContextMenuStrip != null)
{
_itemContextMenuStrip.Show(this, e.Location);
}
}
}
else
{
_selectedItems.Clear();
_lastClickedIndex = -1;
Invalidate();
}
base.OnMouseDown(e);
}
protected override bool ProcessCmdKey(ref Message msg, Keys keyData)
{
if (this.SelectedItems.Count > 0)
{
SongListViewItem oldItem = null;
SongListViewItem newItem = null;
switch (keyData)
{
case Keys.Up:
{
oldItem = this.SelectedItems[0];
newItem = oldItem.PreviousItem;
break;
}
case Keys.Down:
{
oldItem = this.SelectedItems[0];
newItem = oldItem.NextItem;
break;
}
}
if (oldItem != null && newItem != null)
{
newItem.EnsureVisible();
this.SelectedItems.Clear();
this.SelectedItems.Add(newItem);
_lastClickedIndex = newItem.Index;
Invalidate();
return(true);
}
}
return(base.ProcessCmdKey(ref msg, keyData));
}
private void SongListView_MouseDown(object sender, MouseEventArgs e)
{
if ((e.Button & MouseButtons.Left) == MouseButtons.Left)
{
// Get the index of the item the mouse is over
SongListViewItem item = list.GetItemAt(e.X, e.Y);
if (item != null)
{
// Remember the point where the mouse down occurred. The DragSize indicates
// the size that the mouse can move before a drag event should be started
Size dragSize = SystemInformation.DragSize;
// Create a rectangle using the DragSize, with the mouse position being
// at the center of the rectangle
_dragBox = new Rectangle(new Point(e.X - (dragSize.Width / 2), e.Y - (dragSize.Height / 2)), dragSize);
}
else
{
// Reset the rectangle if the mouse is not over an item in the ListBox
_dragBox = Rectangle.Empty;
}
}
}
protected override void OnPaint(PaintEventArgs e)
{
if (_songListView == null)
{
return;
}
using (var foreColorBrush = new SolidBrush(this.ForeColor))
{
using (Pen linePen = new Pen(_lineColor), linePenLight = new Pen(_lineColorLight))
{
var rect = new RectangleF(this.XOffset, 0, _songListView.TitleColumnWidth, this.Height);
if (!_songListView.FlatMode)
{
SongListViewItem.DrawColumn(e.Graphics, ref rect, "Album", _songListView.WidestAlbum, this.Font, foreColorBrush);
}
else
{
rect.X += _songListView.WidestAlbum;
}
rect.X += _songListView.StatusColumnWidth;
SongListViewItem.DrawColumn(e.Graphics, ref rect, "#", _songListView.TrackNumberColumnWidth, this.Font, foreColorBrush);
e.Graphics.DrawLine(linePen, rect.Left - 1, 0, rect.Left - 1, this.Height - 3);
e.Graphics.DrawLine(linePenLight, rect.Left, 0, rect.Left, this.Height - 3);
_colWidths[0] = Convert.ToInt32(rect.Left);
SongListViewItem.DrawColumn(e.Graphics, ref rect, "Title", _songListView.TitleColumnWidth, this.Font, foreColorBrush);
e.Graphics.DrawLine(linePen, rect.Left - 1, 0, rect.Left - 1, this.Height - 3);
e.Graphics.DrawLine(linePenLight, rect.Left, 0, rect.Left, this.Height - 3);
_colWidths[1] = Convert.ToInt32(rect.Left);
SongListViewItem.DrawColumn(e.Graphics, ref rect, "Artist", _songListView.ArtistColumnWidth, this.Font, foreColorBrush);
e.Graphics.DrawLine(linePen, rect.Left - 1, 0, rect.Left - 1, this.Height - 3);
e.Graphics.DrawLine(linePenLight, rect.Left, 0, rect.Left, this.Height - 3);
_colWidths[2] = Convert.ToInt32(rect.Left);
if (_songListView.FlatMode)
{
SongListViewItem.DrawColumn(e.Graphics, ref rect, "Album", _songListView.AlbumColumnWidth, this.Font, foreColorBrush);
e.Graphics.DrawLine(linePen, rect.Left - 1, 0, rect.Left - 1, this.Height - 3);
e.Graphics.DrawLine(linePenLight, rect.Left, 0, rect.Left, this.Height - 3);
_colWidths[3] = Convert.ToInt32(rect.Left);
}
SongListViewItem.DrawColumn(e.Graphics, ref rect, "Duration", _songListView.DurationColumnWidth, this.Font, foreColorBrush);
e.Graphics.DrawLine(linePen, rect.Left - 1, 0, rect.Left - 1, this.Height - 3);
e.Graphics.DrawLine(linePenLight, rect.Left, 0, rect.Left, this.Height - 3);
_colWidths[(_songListView.FlatMode ? 4 : 3)] = Convert.ToInt32(rect.Left);
SongListViewItem.DrawColumn(e.Graphics, ref rect, "Play Count", -1, this.Font, foreColorBrush);
e.Graphics.DrawLine(linePen, 0, this.Height - 2, this.Width, this.Height - 2);
// Check whether the header text is larger than the auto-size stuff in the columns
MaybeSetColumnAutoWidth(0, "#", e.Graphics);
MaybeSetColumnAutoWidth(1, "Title", e.Graphics);
MaybeSetColumnAutoWidth(2, "Artist", e.Graphics);
MaybeSetColumnAutoWidth(3, "Album", e.Graphics);
MaybeSetColumnAutoWidth(4, "Duration", e.Graphics);
MaybeSetColumnAutoWidth(5, "Play Count", e.Graphics);
}
}
}
private void list_DragDrop(object sender, DragEventArgs e)
{
if (e.Effect == DragDropEffects.None)
{
return;
}
Point p = list.PointToClient(new Point(e.X, e.Y));
SongListViewItem item = list.GetItemAt(p.X - list.AutoScrollPosition.X, p.Y - list.AutoScrollPosition.Y);
this.UseWaitCursor = true;
var itemsToAdd = new List <SongListViewItem>();
if (e.Data.GetDataPresent(typeof(SongListViewItem[])))
{
foreach (SongListViewItem old in (SongListViewItem[])e.Data.GetData(typeof(SongListViewItem[])))
{
SongListViewItem myOld = FindItem(old.SongInfo.FileName);
if (myOld != null)
{
list.Items.Remove(myOld);
itemsToAdd.Add(myOld);
}
else
{
var newItem = new SongListViewItem(list);
newItem.SongInfo = old.SongInfo;
newItem.AlbumDisplay = old.AlbumDisplay;
itemsToAdd.Add(newItem);
}
}
list.ReCreateAndMeasure();
}
else if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
// get the files, add them, and stuff
string[] files = (string[])e.Data.GetData(DataFormats.FileDrop);
foreach (string file in files)
{
if (File.Exists(file))
{
if (Array.IndexOf(this.Player.SupportedExtensions, "*" + Path.GetExtension(file)) != -1)
{
CreateOrAddItem(itemsToAdd, file);
}
}
else if (Directory.Exists(file))
{
string[] files2 = Directory.GetFiles(file, "*", SearchOption.AllDirectories);
foreach (string file2 in files2)
{
if (Array.IndexOf(this.Player.SupportedExtensions, "*" + Path.GetExtension(file2)) != -1)
{
CreateOrAddItem(itemsToAdd, file2);
}
}
}
}
}
if (item == null)
{
list.Items.AddRange(itemsToAdd);
}
else
{
list.Items.InsertRange(item.Index, itemsToAdd);
}
list.ReCreateAndMeasure();
list.DragIndex = -1;
list.Invalidate();
ListChanged?.Invoke(this, EventArgs.Empty);
this.UseWaitCursor = false;
}
internal void MeasureItems()
{
int right = 0;
int bottom = 0;
if (_items == null || _items.Count == 0)
{
// create a temp bitmap to work with
var btm = new Bitmap(10, 10, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
var g = Graphics.FromImage(btm);
SizeF s = SongListViewItem.MeasureColumn(g, NoResultsString, -1, this.Font);
right = Convert.ToInt32(s.Width);
bottom = Convert.ToInt32(s.Height);
}
else
{
// create a temp bitmap to work with
var btm = new Bitmap(10, 10, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
var g = Graphics.FromImage(btm);
_widestalbum = 0;
// just measure the albums first, so we know how wide the widest one is
if (_showAlbumArt)
{
_items.ForEach(delegate(SongListViewItem item)
{
if (item.IsStartOfNewAlbum)
{
item.MeasureAlbum(g, 0, 0, _headerFont, this.Font);
_widestalbum = Math.Max(_widestalbum, item.AlbumRectangle.Right + 1);
}
});
}
else
{
_widestalbum = 0;
}
// now unfortunately we have to remeasure everything, since the albums have moved
int y = 0;
int lastAlbumBottom = 0;
_items.ForEach(delegate(SongListViewItem item)
{
if (item.IsStartOfNewAlbum)
{
if (y <= lastAlbumBottom)
{
y = lastAlbumBottom;
}
// move this album down a bit from the previous one
if (!_flatMode)
{
y += 10;
}
item.MeasureAlbum(g, 0, y, _headerFont, this.Font);
right = Math.Max(right, item.AlbumRectangle.Right);
bottom = Math.Max(bottom, item.AlbumRectangle.Bottom);
lastAlbumBottom = item.AlbumRectangle.Bottom;
}
item.MeasureItem(g, _widestalbum, y, this.Font);
y = item.Rectangle.Bottom;
right = Math.Max(right, item.Rectangle.Right);
bottom = Math.Max(bottom, item.Rectangle.Bottom);
});
}
MethodInvoker DoWork = delegate { this.AutoScrollMinSize = new Size(right + 10, bottom + 10); };
if (this.InvokeRequired)
{
Invoke(DoWork);
}
else
{
DoWork();
}
ItemsMeasured?.Invoke(this, EventArgs.Empty);
Invalidate();
}
private void CreateItemsSynchronously()
{
lock (this)
{
_albumArtLoader.Clear();
_creating = true;
DisposeItems();
_items = new List <SongListViewItem>();
ColAutoWidths = new int[6];
if (_dataSource != null && _dataSource.Length > 0)
{
string lastAlbum = string.Empty;
string lastDir = string.Empty;
SongListViewItem albumItem = null;
SongListViewItem prevItem = null;
int flatAlbumWidth = this.Font.Height;
int index = 0;
foreach (SongInfo info in _dataSource)
{
var item = new SongListViewItem(this);
item.SongInfo = info;
item.PreviousItem = prevItem;
if (prevItem != null)
{
prevItem.NextItem = item;
}
prevItem = item;
if (string.IsNullOrEmpty(item.AlbumDisplay))
{
item.AlbumDisplay = "Unknown Album";
}
if (_flatMode || (lastAlbum != item.SongInfo.Album || lastDir != System.IO.Path.GetDirectoryName(info.FileName)))
{
// if its not flat mode, and the album name is the same, tack on the path
if (!_flatMode && lastAlbum == item.SongInfo.Album)
{
item.AlbumDisplay = item.AlbumDisplay + " (" + System.IO.Path.GetPathRoot(info.FileName) + ")";
if (item.PreviousItem != null && !item.PreviousItem.AlbumItem.AlbumDisplay.EndsWith(" (" + System.IO.Path.GetPathRoot(item.PreviousItem.SongInfo.FileName) + ")"))
{
item.PreviousItem.AlbumItem.AlbumDisplay = item.PreviousItem.AlbumItem.AlbumDisplay + " (" + System.IO.Path.GetPathRoot(item.PreviousItem.SongInfo.FileName) + ")";
}
}
albumItem = item;
item.IsStartOfNewAlbum = true;
if (_showAlbumArt && _flatMode)
{
item.AlbumArtSize = flatAlbumWidth;
// This is never true, because our SongInfo objects come from the database.. should be store album art?
if (info.HasFrontCover)
{
item.AlbumArt = info.GetFrontCover(flatAlbumWidth, flatAlbumWidth);
}
else
{
_albumArtLoader.LoadAlbumArt(item, info.FileName, flatAlbumWidth, flatAlbumWidth);
}
}
else
{
if (_showAlbumArt && _albumArtSize > 0)
{
item.AlbumArtSize = _albumArtSize;
if (info.HasFrontCover)
{
item.AlbumArt = info.GetFrontCover(_albumArtSize, _albumArtSize);
}
else
{
_albumArtLoader.LoadAlbumArt(item, info.FileName, _albumArtSize, _albumArtSize);
}
}
}
lastAlbum = item.SongInfo.Album;
lastDir = System.IO.Path.GetDirectoryName(info.FileName);
}
item.AlbumItem = albumItem;
item.Index = index;
_items.Add(item);
index += 1;
// Set the auto-sizing info for the columns
int spacer = 1;
Graphics g;
try
{
g = this.CreateGraphics();
}
catch (ThreadStateException)
{
return;
}
Font titleFont = this.Font;
if (this.ListView.Player.CurrentSong != null && this.ListView.Player.CurrentSong.FileName.Equals(info.FileName))
{
titleFont = this.CurrentSongFont;
}
Font regularFont = this.Font;
if (string.IsNullOrEmpty(info.Title))
{
MaybeSetColumnAutoWidth(0, (int)g.MeasureString(info.FileName, titleFont).Width + spacer);
// Skip the next couple of columns because they are taken up by the file name
if (info is LibraryEntry entry)
{
MaybeSetColumnAutoWidth(5, (int)g.MeasureString(entry.PlayCount.ToString(), regularFont).Width + spacer);
}
}
else
{
if (info.TrackNumber > 0)
{
MaybeSetColumnAutoWidth(0, (int)g.MeasureString(info.TrackNumber.ToString(), regularFont).Width + spacer);
}
MaybeSetColumnAutoWidth(1, (int)g.MeasureString(info.Title, titleFont).Width + spacer);
MaybeSetColumnAutoWidth(2, (int)g.MeasureString(info.Artist, regularFont).Width + spacer);
if (this.FlatMode)
{
MaybeSetColumnAutoWidth(3, (int)g.MeasureString(info.Album, regularFont).Width + spacer);
}
MaybeSetColumnAutoWidth(4, (int)g.MeasureString(info.DurationDescription, regularFont).Width + spacer);
if (info is LibraryEntry entry)
{
MaybeSetColumnAutoWidth(5, (int)g.MeasureString(entry.PlayCount.ToString(), regularFont).Width + spacer);
}
}
}
}
}
MeasureItems();
this.SelectedItems.Clear();
_lastClickedIndex = -1;
_creating = false;
}
