[PATCH] comctl32/button: Implement BCM_{GETNOTE,SETNOTE,GETNOTELENGTH} message.

[Zhiyi Zhang]

Signed-off-by: Zhiyi Zhang <zzhang(a)codeweavers.com>
---
  dlls/comctl32/button.c       |  86 +++++++++++++++++++++++
  dlls/comctl32/tests/button.c | 163 
+++++++++++++++++++++++++++++++++++++++++++
  include/commctrl.h           |   8 +++
  3 files changed, 257 insertions(+)