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authormarha <marha@users.sourceforge.net>2009-09-15 10:39:59 +0000
committermarha <marha@users.sourceforge.net>2009-09-15 10:39:59 +0000
commita233ed27754bb0d373d63569d9a28aeb8fee5b82 (patch)
tree2732a9434bbc102653dc22df9887d94e19570836 /xorg-server/xkb/xkbUtils.c
parenta915739887477b28d924ecc8417ee107d125bd6c (diff)
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Checked in xorg-server-1.6.99.901
Diffstat (limited to 'xorg-server/xkb/xkbUtils.c')
-rw-r--r--xorg-server/xkb/xkbUtils.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/xorg-server/xkb/xkbUtils.c b/xorg-server/xkb/xkbUtils.c
index 63b1e31c7..75e243ca5 100644
--- a/xorg-server/xkb/xkbUtils.c
+++ b/xorg-server/xkb/xkbUtils.c
@@ -2118,3 +2118,38 @@ XkbCopyDeviceKeymap(DeviceIntPtr dst, DeviceIntPtr src)
return ret;
}
+int
+XkbGetEffectiveGroup(XkbSrvInfoPtr xkbi, XkbStatePtr xkbState, CARD8 keycode)
+{
+ XkbDescPtr xkb = xkbi->desc;
+ int effectiveGroup = xkbState->group;
+
+ if (!XkbKeycodeInRange(xkb, keycode))
+ return -1;
+
+ if (effectiveGroup == XkbGroup1Index)
+ return effectiveGroup;
+
+ if (XkbKeyNumGroups(xkb,keycode) > 1U) {
+ if (effectiveGroup >= XkbKeyNumGroups(xkb,keycode)) {
+ unsigned int gi = XkbKeyGroupInfo(xkb,keycode);
+ switch (XkbOutOfRangeGroupAction(gi)) {
+ default:
+ case XkbWrapIntoRange:
+ effectiveGroup %= XkbKeyNumGroups(xkb, keycode);
+ break;
+ case XkbClampIntoRange:
+ effectiveGroup = XkbKeyNumGroups(xkb, keycode) - 1;
+ break;
+ case XkbRedirectIntoRange:
+ effectiveGroup = XkbOutOfRangeGroupInfo(gi);
+ if (effectiveGroup >= XkbKeyNumGroups(xkb, keycode))
+ effectiveGroup = 0;
+ break;
+ }
+ }
+ }
+ else effectiveGroup = XkbGroup1Index;
+
+ return effectiveGroup;
+}