[dev] [st] key compose patch

[federico luna]

hi, thanks for 'st'

here is a mini patch for key compose events support.

saludos
-f

diff -r 6fd3c7b38f7c st.c
--- a/st.c      Fri Sep 03 00:15:43 2010 +0200
+++ b/st.c      Wed Sep 08 20:31:22 2010 -0300
@@ -106,6 +106,8 @@
        Display* dis;
        Window win;
        Pixmap buf;
+       XIM xim;
+       XIC xic;
        int scr;
        int w;  /* window width  */
        int h;  /* window height */
@@ -1212,6 +1214,14 @@
        /* gc */
        dc.gc = XCreateGC(xw.dis, xw.win, 0, NULL);
 
+       /* input methods */
+       xw.xim = XOpenIM(xw.dis, NULL, NULL, NULL);
+       xw.xic = XCreateIC(xw.xim, XNInputStyle,  XIMPreeditNothing |
+                    XIMStatusNothing,
+                    XNClientWindow, xw.win,
+                    XNFocusWindow, xw.win,
+                    NULL);
+       
        /* event mask */
        XSelectInput(xw.dis, xw.win, ExposureMask | KeyPressMask
                | StructureNotifyMask | FocusChangeMask | PointerMotionMask
@@ -1382,10 +1392,11 @@
        int len;
        int meta;
        int shift;
+       Status status;
 
        meta = e->state & Mod1Mask;
        shift = e->state & ShiftMask;
-       len = XLookupString(e, buf, sizeof(buf), &ksym, NULL);
+       len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status);
 
        if((customkey = kmap(ksym)))
                ttywrite(customkey, strlen(customkey));
@@ -1456,6 +1467,8 @@
                }
                while(XPending(xw.dis)) {
                        XNextEvent(xw.dis, &ev);
+                       if (XFilterEvent(&ev, xw.win))
+                               continue;
                        if(handler[ev.type])
                                (handler[ev.type])(&ev);
                }