protected virtual void OnRaiseStatusChangedEvent(StatusChangedEventArgs e)
{
// Make a temporary copy of the event to avoid possibility of
// a race condition if the last subscriber unsubscribes
// immediately after the null check and before the event is raised.
StatusUpdateEventHandler handler = StatusChangedEvent;
// Raise the event
if (handler != null)
{
handler(this, e);
}
}
protected virtual void OnRaiseStatusChangedEvent(StatusChangedEventArgs e)
{
// Make a temporary copy of the event to avoid possibility of
// a race condition if the last subscriber unsubscribes
// immediately after the null check and before the event is raised.
StatusUpdateEventHandler handler = StatusChangedEvent;
// Raise the event
if (handler != null)
handler(this, e);
}
void HandleStatusChangedEvent(object sender, StatusChangedEventArgs e)
{
//Console.WriteLine("Status: " + e.Message);
//Have to do this because no other thread can update a UI element except the main thread.
Dispatcher.BeginInvoke(new Action(() =>
{
lblStatusUpdate.Content = e.Message;
// unselect and selected the selected library to fire a library change event and get it updated in the rest of the application
if (e.Message.Equals("Finished updating music library.") || e.Message.Equals("Finished processing music library."))
{
int selectedIndex = lstLibraries.SelectedIndex;
lstLibraries.SelectedIndex = -1;
lstLibraries.SelectedIndex = selectedIndex;
}
}));
}
