/// <summary>
/// Restores the previous dispatcher filter.
/// </summary>
public void Dispose()
{
Dispatcher.SetCurrentFilter(this._previousIMulticastFilter);
}
/// <summary>
/// Constructs an instance of the DispatcherFilterKeeper class.
/// </summary>
/// <param name="iMulticastFilter">The filter supporting IMulticastFilter interface.</param>
public DispatcherFilterKeeper(IMulticastFilter iMulticastFilter)
{
this._previousIMulticastFilter = Dispatcher.SetCurrentFilter(iMulticastFilter);
}