os/pkgs/toggle-kbd-layout.nix

15 lines
506 B
Nix

self: with self; ''
set -e
current_layout=$(${sway}/bin/swaymsg -t get_inputs | ${jq}/bin/jq -r '.[] | select(.type == "keyboard") | .xkb_active_layout_index' | head -1)
total_layouts=$(${sway}/bin/swaymsg -t get_inputs | ${jq}/bin/jq -r '.[] | select(.type == "keyboard") | .xkb_layout_names | length' | head -1)
next_layout=$(expr $current_layout + 1);
if [ $next_layout -ge $total_layouts ]; then
next_layout=0;
fi
${sway}/bin/swaymsg input '*' xkb_switch_layout "$next_layout"
''