/// <summary>Called when the form is closing.</summary>
/// <param name="e">Cancelation arguments.</param>
protected override void OnClosing(CancelEventArgs e)
{
// Undo event registrations
if (_converter != null)
{
_converter.ProgressChanged -= new Toub.MediaCenter.Dvrms.Conversion.ProgressChangedEventHandler(converter_ProgressChanged);
_converter.ConversionComplete -= new ConversionCompletedEventHandler(converter_ConversionComplete);
_converter = null;
}
// Deter to base implementation
base.OnClosing(e);
}
/// <summary>Show the conversion dialog and start the conversion process.</summary>
/// <param name="parent">Parent window for the dialog.</param>
/// <param name="converter">The converter to use for conversion.</param>
public void ShowDialog(IWin32Window parent, Converter converter)
{
if (converter == null) throw new ArgumentNullException("converter");
// Store the starting time for "time remaining" purposes
_start = DateTime.Now;
// Store, setup, and run asynchronously the converter
_converter = converter;
_converter.ProgressChanged += new Toub.MediaCenter.Dvrms.Conversion.ProgressChangedEventHandler(converter_ProgressChanged);
_converter.ConversionComplete += new ConversionCompletedEventHandler(converter_ConversionComplete);
_converter.ConvertAsync();
// Show the progress dialog
ShowDialog(parent);
}