Gabriel Ivăncescu 44e6fff010 comctl32/listbox: Implement LBS_NODATA for multi-selection listboxes.
Use a byte array to store selection state of items, since we don't need any
other data for LBS_NODATA multi-selection listboxes. This improves memory
usage dramatically for large lists, and performance boosts are nice too.

Signed-off-by: Gabriel Ivăncescu <gabrielopcode@gmail.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2019-02-28 21:37:30 +01:00
..
2018-08-14 12:06:34 +02:00