private void BackgroundWorker_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
//On app start CurrentPlaying object is null so we must check for it before going further
if (_currentPlaying == null)
{
return;
}
var index = Mp3Files.IndexOf(_currentPlaying);
if (_player.playState == WMPPlayState.wmppsStopped)
{
if (index < Mp3Files.Count - 1)
{
Play(Mp3Files[index + 1]); //play next song when there is any and player stopped which happens only on media end, but because we can miss media end state we use this, which works fine
}
else
{
Play(Mp3Files[0]);
}
}
//Progress bar and time progress updating
var timeSpan = TimeSpan.FromSeconds(_player.controls.currentPosition);
CurrentPositionTextBlock.Text = String.Format("{0}:{1:00}", timeSpan.Minutes, timeSpan.Seconds);
ProgressBar.Value = _player.controls.currentPosition / _currentPlaying.MaxPosition * 100;
}
private void Mp3Files_OnKeyUp(object sender, KeyEventArgs e)
{
if (e.Key == Key.A)
{
if ((Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control)
{
Mp3Files.SelectedItems.Clear();
Mp3Files.SelectAll();
}
}
if (e.Key == Key.Escape)
{
Mp3Files.SelectedItems.Clear();
}
}
private void PreviousButton_OnClick(object sender, RoutedEventArgs e)
{
if (_currentPlaying == null)
{
return;
}
var index = Mp3Files.IndexOf(_currentPlaying);
if (index > 0)
{
Play(Mp3Files[index - 1]);
}
else
{
Play(Mp3Files[Mp3Files.Count - 1]);
}
}
private void NextButton_OnClick(object sender, RoutedEventArgs e)
{
if (_currentPlaying == null)
{
return;
}
var index = Mp3Files.IndexOf(_currentPlaying);
if (index < Mp3Files.Count - 1)
{
Play(Mp3Files[index + 1]);
}
else
{
Play(Mp3Files[0]);
}
}
private void OpenDirectory_OnClick(object sender, RoutedEventArgs e)
{
CommonOpenFileDialog dialog = new CommonOpenFileDialog();
dialog.InitialDirectory = "C:\\Users";
dialog.IsFolderPicker = true;
if (dialog.ShowDialog() == CommonFileDialogResult.Ok)
{
var files = Directory.GetFiles(dialog.FileName, "*.mp3");
Mp3File firstMp3 = new Mp3File(files[0]);
Mp3Files.Add(firstMp3);
for (int i = 1; i < files.Length; i++)
{
Mp3Files.Add(new Mp3File(files[i]));
}
Play(firstMp3);
}
}
private void OpenButton_OnClick(object sender, RoutedEventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog
{
Multiselect = true,
Filter = "mp3 files (*.mp3)|*.mp3"
};
openFileDialog.ShowDialog();
if (openFileDialog.FileNames.Length > 0)
{
Mp3File firstMp3 = new Mp3File(openFileDialog.FileNames[0]);
Mp3Files.Add(firstMp3);
for (int i = 1; i < openFileDialog.FileNames.Length; i++)
{
Mp3Files.Add(new Mp3File(openFileDialog.FileNames[i]));
}
Play(firstMp3);
}
}
private void DeleteMp3File_Click(object sender, RoutedEventArgs e)
{
if (GetCurrentSelectedIndex() < 0)
{
return;
}
var result = MessageBox.Show($"Вы действительно " +
$"хотите удалить файл {GetCurrentSelectedFilename()}",
"Удаление файла", MessageBoxButton.YesNo, MessageBoxImage.Warning);
if (result == MessageBoxResult.Yes)
{
string fileAbsolutePath = basePath + GetCurrentSelectedFilename();
int selectedIndex = GetCurrentSelectedIndex();
Task.Run(() => {
File.Delete(fileAbsolutePath);
Application.Current.Dispatcher.Invoke(new Action(() =>
{
Mp3Files.RemoveAt(selectedIndex);
}));
});
}
}
private void LoadFiles(string folderpath)
{
List <TagTypes> tags = new List <TagTypes>()
{
TagTypes.Ape, TagTypes.Apple, TagTypes.Asf, TagTypes.AudibleMetadata, TagTypes.DivX,
TagTypes.FlacMetadata, TagTypes.GifComment, TagTypes.IPTCIIM, TagTypes.Id3v1, TagTypes.Id3v2,
TagTypes.JpegComment, TagTypes.MovieId, TagTypes.Png, TagTypes.RiffInfo, TagTypes.TiffIFD,
TagTypes.XMP, TagTypes.Xiph
};
List <string> additionalTags = new List <string>()
{
"album", "artists", "comment", "lyrics", "composers", "disc",
"disccount", "genres", "performers", "title", "trackcount",
"year"
};
Mp3Files.SelectionMode = SelectionMode.Multiple;
Mp3Files.Items.Clear();
var files = GetFilesInFolder(folderpath);
foreach (var file in files)
{
using (TagLib.File f = TagLib.File.Create(file))
{
string name = Path.GetFileName(file);
Trace.WriteLine("Some info: " + name);
foreach (var tag in tags)
{
try
{
var info = f.GetTag(tag);
if (info != null)
{
Trace.WriteLine(" " + tag + ": " + info);
}
}
catch
{
// ignore
}
}
foreach (var tagname in additionalTags)
{
try
{
ShowTag(f, tagname);
}
catch
{
// ignore
}
}
//string tagPerfomer = string.Join(",", f.Tag.PerformersSort);
string tagAlbum = f.Tag.Album;
string tagTitle = f.Tag.Title;
bool hasId3Tag = !string.IsNullOrEmpty(tagAlbum) || !string.IsNullOrEmpty(tagTitle);
string additionalInformation = string.Format("{0} - {1}",
string.IsNullOrEmpty(tagAlbum) ? "x" : tagAlbum,
string.IsNullOrEmpty(tagTitle) ? "x" : tagTitle
);
var item = new FileItem()
{
Name = string.Format("{0} ({1})", name, additionalInformation),
Filename = file,
HasId3Tag = hasId3Tag
};
Mp3Files.Items.Add(item);
}
}
Mp3Files.SelectAll();
}