Alexandre Julliard : server: Fix checking of X button flags when updating the input key state.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 0b8571e3dc348d3ca0bbd43dd9d4e0895c59e0f0
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=0b8571e3dc348d3ca0bbd43dd9d4e0895c59e0f0

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Mon Mar  7 23:48:03 2011 +0100

server: Fix checking of X button flags when updating the input key state.

---

 server/queue.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/server/queue.c b/server/queue.c
index 97e0c4d..7d25afa 100644
--- a/server/queue.c
+++ b/server/queue.c
@@ -1147,8 +1147,8 @@ static void update_input_key_state( struct desktop *desktop, unsigned char *keys
         down = (keystate == desktop->keystate) ? 0xc0 : 0x80;
         /* fall through */
     case WM_XBUTTONUP:
-        if (msg->wparam == XBUTTON1) set_input_key_state( keystate, VK_XBUTTON1, down );
-        else if (msg->wparam == XBUTTON2) set_input_key_state( keystate, VK_XBUTTON2, down );
+        if (msg->wparam >> 16 == XBUTTON1) set_input_key_state( keystate, VK_XBUTTON1, down );
+        else if (msg->wparam >> 16 == XBUTTON2) set_input_key_state( keystate, VK_XBUTTON2, down );
         break;
     case WM_KEYDOWN:
     case WM_SYSKEYDOWN: