winex11: Add grab for XInput2 ButtonPress event

[William Pettersson]

Fixes bug #27522 by capturing mouse movement while mouse buttons are
depressed.
---
 dlls/winex11.drv/mouse.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/dlls/winex11.drv/mouse.c b/dlls/winex11.drv/mouse.c
index 7f62658..980552d 100644
--- a/dlls/winex11.drv/mouse.c
+++ b/dlls/winex11.drv/mouse.c
@@ -305,6 +305,7 @@ static void enable_xinput2(void)
     mask.mask_len = sizeof(mask_bits);
     memset( mask_bits, 0, sizeof(mask_bits) );
     XISetMask( mask_bits, XI_RawMotion );
+    XISetMask( mask_bits, XI_ButtonPress );

     for (i = 0; i < count; ++i)
     {
-- 
1.7.3.4