//Обновление датагрида (избегать излишних вызовов, занимает файлы секунды на 2)
public void RefreshDataGrid()
{
try
{
outputDevice.Stop();
Thread.Sleep(100);
mainReader = null;
//resetting datagrid and list of tracks
tracksDataGrid.ItemsSource = null;
tracksList.Clear();
//for each file that satisfies set mask
foreach (string file in System.IO.Directory.GetFiles(workingFolderPath).Where(file => allowedExtensions.Any(file.ToLower().EndsWith)))
{
//Debug.WriteLine("filename = " + file);
try
{
var newTrack = new Track //create new track based on file
{
name = System.IO.Path.GetFileName(file), //name of track with extension
duration = GetAudioLength(file), //audiofile length in string format mm:ss
extension = System.IO.Path.GetExtension(file), //extension of file
filePath = file, //path to file
audioTimeSpanLength = GetAudioTimeSpanLength(file) //audio length in seconds (TimeSpan)
};
tracksList.Add(newTrack);
}
catch (IOException ex)
{
Debug.WriteLine("\n" + ex + "\n");
string caption = "Файл повреждён";
string message = "Файл " + System.IO.Path.GetFileName(file) + " повреждён и не может быть воспроизведён, удалить?";
System.Windows.MessageBoxButton buttons = System.Windows.MessageBoxButton.YesNo;
if (System.Windows.MessageBox.Show(message, caption, buttons) == MessageBoxResult.Yes)
{
File.Delete(file);
}
continue;
}
}
tracksDataGrid.ItemsSource = tracksList; //setting ItemSource automatically rerenders datagrid
if (tracksDataGrid.Items.Count > 0)
{
tracksDataGrid.SelectedIndex = 0; //default selected track on startup is first
}
}
catch (Exception ex)
{
Debug.WriteLine("\n" + ex + "\n");
}
}
//Добавление файла
private void contentControlAddTrack_MouseUp(object sender, MouseButtonEventArgs e)
{
try
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Title = "Выбор файлов";
ofd.Filter = "Audio files|*.mp3;*.wav";
ofd.FilterIndex = 0;
ofd.InitialDirectory = workingFolderPath;
ofd.Multiselect = true;
if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
var selectedItem = tracksDataGrid.SelectedItem;
foreach (string file in ofd.FileNames)
{
try
{
File.Copy(file, workingFolderPath + @"\" + System.IO.Path.GetFileName(file));
var newTrack = new Track //create new track based on file
{
name = System.IO.Path.GetFileName(file), //name of track with extension
duration = GetAudioLength(file), //audiofile length in string format mm:ss
extension = System.IO.Path.GetExtension(file), //extension of file
filePath = workingFolderPath + @"\" + System.IO.Path.GetFileName(file), //path to file
audioTimeSpanLength = GetAudioTimeSpanLength(file) //audio length in seconds (TimeSpan)
};
tracksList.Add(newTrack);
}
catch (Exception ex) //continues through selected files if file cannot be copied
{
Debug.WriteLine("\nИСКЛЮЧЕНИЕ В ЦИКЛЕ: " + ex + "\n");
continue;
}
}
fileJustAdded = true;
tracksDataGrid.ItemsSource = null;
tracksDataGrid.ItemsSource = tracksList;
tracksDataGrid.SelectedItem = selectedItem;
}
}
catch (Exception ex)
{
Debug.WriteLine("\n" + ex + "\n");
}
}
