private void DownScrollWheel(object sender, RoutedEventArgs e)
{
MouseWheelEventArgs m = (MouseWheelEventArgs)e;
double offset = m.Delta * 2 / 3;
double value = DownScroll.VerticalOffset;
if (DownNoteCount > 0)
{
--DownNoteCount;
return;
}
DownNoteCount = 8;
if ((DownScroll.VerticalOffset >= DownScroll.ScrollableHeight * 0.9) && (offset < 0))
{
NoteList.Reserve(ref CurrentTrack.GetNoteListRef(Direction.DOWN));
//increse notelist
return;
}
DownScroll.ScrollToVerticalOffset(value - offset);
}
private void DownScrollLoaded(object sender, RoutedEventArgs e)
{
DownScroll.AddHandler(MouseWheelEvent, new RoutedEventHandler(DownScrollWheel), true);
ListBox listbox = (ListBox)sender;
}
