x: check we still have an XIC context before accessing it - st

commit cd785755f2e3e3305c7d2556a04423a40bce060a
parent 2cb539142b97bd2a5c1a322fd7c063c6afb67c9b
Author: Quentin Rameau <quinq@fifth.space>
Date:   Sun,  2 Feb 2020 17:38:36 +0100

x: check we still have an XIC context before accessing it

Diffstat:
M x.c  | 7 +++++--

1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/x.c b/x.c
@@ -1061,6 +1061,7 @@ void
 ximdestroy(XIM xim, XPointer client, XPointer call)
 {
     xw.ime.xim = NULL;
+    xw.ime.xic = NULL;
     XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
                     ximinstantiate, NULL);
     XFree(xw.ime.spotlist);
@@ -1692,13 +1693,15 @@ focus(XEvent *ev)
         return;
 
     if (ev->type == FocusIn) {
-        XSetICFocus(xw.ime.xic);
+        if (xw.ime.xic)
+            XSetICFocus(xw.ime.xic);
         win.mode |= MODE_FOCUSED;
         xseturgency(0);
         if (IS_SET(MODE_FOCUS))
             ttywrite("\033[I", 3, 0);
     } else {
-        XUnsetICFocus(xw.ime.xic);
+        if (xw.ime.xic)
+            XUnsetICFocus(xw.ime.xic);
         win.mode &= ~MODE_FOCUSED;
         if (IS_SET(MODE_FOCUS))
             ttywrite("\033[O", 3, 0);