/// <summary>
/// Adds image files to library with user open-folder dialog; uses background worker to add the files
/// and uses this thread to display the add operation's progress to user
/// </summary>
private void AddFolder()
{
// Create FolderBrowserDialog to browse folders
WinForms.FolderBrowserDialog dialog = new WinForms.FolderBrowserDialog();
// If user clicked OK (not Cancel) in folder dialog
if (dialog.ShowDialog() == WinForms.DialogResult.OK)
{
// Create viewmodel (i.e. window) for the progress bar
_addProgressViewModel = new AddFileProgressViewModel(this);
// Create background worker that will add the files
_worker = new BackgroundWorker
{
WorkerReportsProgress = true,
WorkerSupportsCancellation = true
};
_worker.DoWork += AddFolderWork;
_worker.ProgressChanged += UpdateAddProgress;
_worker.RunWorkerCompleted += AddComplete;
// Run worker
_worker.RunWorkerAsync(dialog);
}
}
/// <summary>
/// Adds image files to library with user open-file dialog; uses background worker to add the files
/// and uses this thread to display the add operation's progress to user
/// </summary>
private void AddFiles()
{
// Create OpenFileDialog to browse files
OpenFileDialog dialog = new OpenFileDialog
{
// Filter dialog to only show supported image types
Filter = "Images|*.jpg; *.jpeg; *.png; *.gif; *.bmp; *.exif; *.tiff",
// Set dialog to select multiple files
Multiselect = true
};
// If user clicked OK (not Cancel) in file dialog
if (dialog.ShowDialog() == true)
{
// Create AddFileProgressModel for the progress bar
_addProgressViewModel = new AddFileProgressViewModel(this);
// Create background worker that will add the files
_worker = new BackgroundWorker
{
WorkerReportsProgress = true,
WorkerSupportsCancellation = true
};
_worker.DoWork += AddFilesWork;
_worker.ProgressChanged += UpdateAddProgress;
_worker.RunWorkerCompleted += AddComplete;
// Run worker
_worker.RunWorkerAsync(dialog);
}
}
