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blomarchy/bin/blob-toggle-input
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#!/bin/bash
# blob:summary=Enable, disable, or toggle a Hyprland input device
# blob:args=<touchpad|touchscreen> [on|off|toggle]
# blob:hidden=true
KIND="${1:-}"
ACTION="${2:-toggle}"
usage() {
echo "Usage: blob-toggle-input <touchpad|touchscreen> [on|off|toggle]" >&2
}
case "$KIND" in
touchpad) LABEL="Touchpad" ICON="touchpad" ;;
touchscreen) LABEL="Touchscreen" ICON="touch" ;;
*)
usage
exit 1
;;
esac
# The persisted disable is the device name stored as plain data; on every
# reload default/hypr/disabled-input-device.lua reads it back and disables the
# device. Names come from USB descriptors and must not be interpolated into
# shell or Lua. The path is hardcoded to ~/.local/state like the sibling
# toggle tools, so it keeps working when XDG_STATE_HOME diverges.
NAME_FILE="$HOME/.local/state/blob/toggles/hypr/$KIND-disabled-name"
device="$("blob-hw-$KIND")"
require_device() {
if [[ -z $device ]]; then
echo "No $KIND device found" >&2
exit 1
fi
if [[ $device == *[[:cntrl:]]* ]]; then
echo "Invalid $KIND device name" >&2
exit 1
fi
}
apply_device() {
local enabled=$1
local quoted=${device//\\/\\\\}
quoted=${quoted//\"/\\\"}
hyprctl eval "hl.device({ name = \"$quoted\", enabled = $enabled })" >/dev/null
}
enable() {
# Clear the persisted state before requiring a usable device, so a device
# that stops reporting a valid name can never wedge the disable in place.
rm -f "$NAME_FILE"
require_device
apply_device true
blob-osd -i "$ICON" -m "$LABEL enabled"
}
disable() {
require_device
apply_device false
mkdir -p "$(dirname "$NAME_FILE")"
printf '%s\n' "$device" >"$NAME_FILE"
blob-osd -i "$ICON" -m "$LABEL disabled"
}
case "$ACTION" in
on) enable ;;
off) disable ;;
toggle) if [[ -f $NAME_FILE ]]; then enable; else disable; fi ;;
*)
usage
exit 1
;;
esac