public static void RunProgress(string title, ProgressViewModel viewModel)
{
if (viewModel == null)
throw new ArgumentNullException("viewModel");
if (Application.Current == null) // testing
return;
viewModel.PropertyChanged += new PropertyChangedEventHandler(viewModel_PropertyChanged);
ProgressView dialog = new ProgressView();
dialog.Title = title;
dialog.DataContext = viewModel;
viewModel.Tag = dialog;
dialog.Show();
}
public void Load(IEnumerable<string> files, int count, string title, Action callback)
{
ProgressViewModel progView = new ProgressViewModel();
progView.Maximum = count;
progView.Caption = "트랙 파일들을 로드합니다.";
DialogService.RunProgress(title, progView);
int cnt = 0;
BackgroundWorker worker = new BackgroundWorker();
worker.DoWork += (sender, e) => {
m_startTime = DateTime.MaxValue;
m_endTime = DateTime.MinValue;
foreach (string file in files) {
if (Application.Current != null && progView.IsCanceled) {
Application.Current.Dispatcher.Invoke((Action)(() => {
m_tracks.Clear();
}));
break;
}
cnt++;
Track track = m_loader.Load(file, false);
if (track != null) {
if (Application.Current != null) {
Application.Current.Dispatcher.Invoke((Action)(() => {
m_tracks.Add(track);
}));
} else {
m_tracks.Add(track);
}
if (track.CreateDate < m_startTime)
m_startTime = track.CreateDate;
if (track.CreateDate > m_endTime)
m_endTime = track.CreateDate;
}
//worker.ReportProgress(++cnt);
if (Application.Current != null) {
Application.Current.Dispatcher.Invoke((Action)(() => {
progView.Value = cnt;
progView.Message = file;
}));
}
}
};
//worker.ProgressChanged += (sender, e) => { };
worker.RunWorkerCompleted += (sender, e) => {
if (callback != null)
callback();
};
//worker.WorkerReportsProgress = true;
worker.RunWorkerAsync();
}
private ProgressViewModel CreateProgressView(int total)
{
ProgressViewModel progView = new ProgressViewModel();
progView.Maximum = total;
return progView;
}
