&& (!r->class || (ch.res_class && strstr(ch.res_class, r->class)))
&& (!r->instance || (ch.res_name && strstr(ch.res_name, r->instance)))) {
c->isfloating = r->isfloating;
&& (!r->class || (ch.res_class && strstr(ch.res_class, r->class)))
&& (!r->instance || (ch.res_name && strstr(ch.res_name, r->instance)))) {
c->isfloating = r->isfloating;