vnc: Add SCROLL lock key to kbd_leds

Signed-off-by: NLei Li <lilei@linux.vnet.ibm.com>
Reviewed-by: NAnthony Liguori <aliguori@us.ibm.com>
Message-id: 1366867752-11578-2-git-send-email-lilei@linux.vnet.ibm.com
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

ui/vnc.c

@@ -1525,10 +1525,11 @@ static void press_key(VncState *vs, int keysym)
 static void kbd_leds(void *opaque, int ledstate)
 {
     VncState *vs = opaque;
-    int caps, num;
+    int caps, num, scr;
 
     caps = ledstate & QEMU_CAPS_LOCK_LED ? 1 : 0;
     num  = ledstate & QEMU_NUM_LOCK_LED  ? 1 : 0;
+    scr  = ledstate & QEMU_SCROLL_LOCK_LED ? 1 : 0;
 
     if (vs->modifiers_state[0x3a] != caps) {
         vs->modifiers_state[0x3a] = caps;
@@ -1536,6 +1537,9 @@ static void kbd_leds(void *opaque, int ledstate)
     if (vs->modifiers_state[0x45] != num) {
         vs->modifiers_state[0x45] = num;
     }
+    if (vs->modifiers_state[0x46] != scr) {
+        vs->modifiers_state[0x46] = scr;
+    }
 }
 
 static void do_key_event(VncState *vs, int down, int keycode, int sym)