revert IME support

dmenu will not handle IME support (st will, atleast for now).

revert parts of commit 377bd37e21
this commit also broke input focus.

dmenu.c

@@ -553,7 +553,7 @@ run(void)
 	XEvent ev;
 
 	while (!XNextEvent(dpy, &ev)) {
-		if (XFilterEvent(&ev, None))
+		if (XFilterEvent(&ev, win))
 			continue;
 		switch(ev.type) {
 		case DestroyNotify:
@@ -666,20 +666,13 @@ setup(void)
 
 
 	/* input methods */
-	if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) {
-		XSetLocaleModifiers("@im=local");
-		if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL) {
-			XSetLocaleModifiers("@im=");
-			if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL)
-				die("XOpenIM failed: could not open input device");
-		}
-	}
+	if ((xim = XOpenIM(dpy, NULL, NULL, NULL)) == NULL)
+		die("XOpenIM failed: could not open input device");
 
 	xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
 	                XNClientWindow, win, XNFocusWindow, win, NULL);
 
 	XMapRaised(dpy, win);
-	XSetInputFocus(dpy, win, RevertToParent, CurrentTime);
 	if (embed) {
 		XSelectInput(dpy, parentwin, FocusChangeMask | SubstructureNotifyMask);
 		if (XQueryTree(dpy, parentwin, &dw, &w, &dws, &du) && dws) {
@@ -745,8 +738,6 @@ main(int argc, char *argv[])
 
 	if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
 		fputs("warning: no locale support\n", stderr);
-	if (!XSetLocaleModifiers(""))
-		fputs("warning: no locale modifiers support\n", stderr);
 	if (!(dpy = XOpenDisplay(NULL)))
 		die("cannot open display");
 	screen = DefaultScreen(dpy);