Change tui styling of locking inputs

tui_main.c

@@ -114,9 +114,14 @@ static chtype chtype_of_cell(Glyph g, Mark m) {
     attr = A_bold | Cdef_normal;
     break;
   }
-  if (gclass != Glyph_class_comment && (m & Mark_flag_lock)) {
+  if (gclass != Glyph_class_comment) {
+    if ((m & (Mark_flag_lock | Mark_flag_input)) ==
+        (Mark_flag_lock | Mark_flag_input)) {
+      attr = A_normal | Cdef_normal;
+    } else if (m & Mark_flag_lock) {
       attr = A_dim | Cdef_normal;
     }
+  }
   if (m & Mark_flag_output) {
     attr = A_reverse;
   }