popup: show the candidate page

popup_layout.c

@@ -1,6 +1,18 @@
 #include "dat.h"
 #include "fn.h"
 
+int
+pagemarker(char *buf, int nbuf, int first, int shown, int total)
+{
+	if(nbuf <= 0)
+		return 0;
+	buf[0] = 0;
+	if(total <= Maxdisp || shown <= 0)
+		return 0;
+	return snprint(buf, nbuf, "%d-%d/%d", first + 1,
+		first + shown, total);
+}
+
 void
 popupposition(Caret *caret, int pointerx, int pointery, int screenw,
 	int screenh, int w, int h, int *x, int *y)