Layout *last_layout; void fullscreen(const Arg *arg) { if (selmon->showbar || last_layout == NULL) { for (last_layout = (Layout *)layouts; last_layout != selmon->lt[selmon->sellt]; last_layout++); setlayout(&((Arg) { .v = &layouts[MONOCLE_LAYOUT_POS] })); } else { setlayout(&((Arg) { .v = last_layout })); } togglebar(arg); }