xkeyboard-config

1
// The Less/Greater key (while pressed) chooses the second level.
2
partial modifier_keys
3
xkb_symbols "lsgt_switch" {
4
  key <LSGT> {[  Shift_L  ], type[group1]="ONE_LEVEL" };
5
  modifier_map Shift { <LSGT> };
6
};
7