libX11/SOURCES/dont-forward-keycode-0.patch
2021-09-09 21:17:24 +00:00

54 lines
1.9 KiB
Diff

diff -up libX11-1.6.3/modules/im/ximcp/imDefFlt.c.jx libX11-1.6.3/modules/im/ximcp/imDefFlt.c
--- libX11-1.6.3/modules/im/ximcp/imDefFlt.c.jx 2015-03-09 18:28:45.000000000 -0400
+++ libX11-1.6.3/modules/im/ximcp/imDefFlt.c 2015-03-10 12:32:31.912149644 -0400
@@ -142,7 +142,7 @@ _XimProtoKeypressFilter(
{
Xim im = (Xim)ic->core.im;
- if (IS_FABRICATED(im)) {
+ if ((ev->keycode == 0) || IS_FABRICATED(im)) {
_XimPendingFilter(ic);
UNMARK_FABRICATED(im);
return NOTFILTERD;
diff -up libX11-1.6.3/modules/im/ximcp/imDefLkup.c.jx libX11-1.6.3/modules/im/ximcp/imDefLkup.c
--- libX11-1.6.3/modules/im/ximcp/imDefLkup.c.jx 2015-03-09 18:28:45.000000000 -0400
+++ libX11-1.6.3/modules/im/ximcp/imDefLkup.c 2015-03-10 12:32:31.911149637 -0400
@@ -332,6 +332,17 @@ _XimForwardEvent(
XEvent *ev,
Bool sync)
{
+ /*
+ * Don't forward a key event which has keycode=0.
+ * keycode=0 is reserved for special purpose to let Xmb/wcLookupString()
+ * functions know that there is a commited string available from IM.
+ */
+ if (((ev->type == KeyPress) || (ev->type == KeyRelease))) {
+ if (((XKeyEvent *)ev)->keycode == 0) {
+ return True;
+ }
+ }
+
#ifdef EXT_FORWARD
if (((ev->type == KeyPress) || (ev->type == KeyRelease)))
if (_XimExtForwardKeyEvent(ic, (XKeyEvent *)ev, sync))
@@ -604,6 +615,19 @@ _XimUnregCommitInfo(
Xfree(info->keysym);
ic->private.proto.commit_info = info->next;
Xfree(info);
+
+ /*
+ * "Commit" uses fabricated flag to process a commited string
+ * from IM engine.
+ * Turn off the fabricated flag here (unregister the commited
+ * information function). Otherwise, next regular key press
+ * event will be ignored at _XimProtoKeypressFilter() and it
+ * will not be passed to IM engine.
+ */
+ if (IS_FABRICATED(ic)) {
+ UNMARK_FABRICATED(ic);
+ }
+
return;
}