134 lines
3.1 KiB
Bash
134 lines
3.1 KiB
Bash
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#!/bin/sh
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#
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# Author: Adrien Le Guillou
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# License: MIT
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set -e # error if a command as non 0 exit
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set -u # error if undefined variable
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# Default parameters
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FORMAT="W:%W | %A - %T"
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DMENU="dmenu"
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# Doc
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NAME="$(basename "$0")"
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VERSION="0.2"
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DESCRIPTION="Window switcher for Sway using dmenu"
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HELP="
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$NAME. $VERSION - $DESCRIPTION
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Usage:
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$NAME [-f | --format <format>] [-d | --dmenu-cmd <command>]
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[-h | --help] [-v | --version]
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Options:
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-d CMD, --dmenu-cmd CMD\t\t[default: \"dmenu\"]
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set the \`dmenu\` command to use (ex \"rofi -dmenu\")
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-f FORMAT, --format FORMAT\t\t[default: \"$FORMAT\"]
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set the format for the window picker
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%O: Output (Display)
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%W: Workspace
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%A: Application
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%T: Window Title
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(window_id) is appended at the end to identify the window
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-v, --version
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print version info and exit
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-h, --help
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display this help and exit
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Examples:
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# Default options work well if you have dmenu installed
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sws.sh
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# Use a different dmenu provider
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sws.sh --dmenu-cmd \"wofi -d\"
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# Add outputs name to the selector
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sws --format \"[%O] W:%W | %A - %T\"
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"
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# Options parsing
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INVALID_ARGS=0
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OPTS=$(getopt -n $NAME -o f:d:hv \
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--long format:,dmenu-cmd:,help,version -- "$@") || INVALID_ARGS=1
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# Exit with error and print $HELP if an invalid argument is passed
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# the previous command is allowed to fail for this purpose
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if [ "$INVALID_ARGS" -ne "0" ]
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then
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echo "$HELP"
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exit 1
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fi
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# Required for getopt parsing
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eval set -- "$OPTS"
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unset OPTS
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while :
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do
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case "$1" in
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-f | --format)
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FORMAT=$2
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shift 2
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;;
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-d | --dmenu-cmd)
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DMENU=$2
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shift 2
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;;
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-h | --help)
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echo "$HELP"
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exit
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;;
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-v | --version)
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echo "Version $VERSION"
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exit
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;;
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--)
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shift
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break
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;;
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*)
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echo "$HELP"
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exit 1
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break
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;;
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esac
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done
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# FORMAT as a `jq` concatenation string
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FORMAT="$FORMAT (%I)"
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FORMAT=$(echo "$FORMAT" | \
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sed 's/%O/" + .output + "/
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s/%W/" + .workspace + "/
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s/%A/" + .app_id + "/
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s/%T/" + .name + "/
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s/%I/" + .id + "/
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s/"/\"/
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s/\(.*\)/\"\1\"/')
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# Get the container ID from the node tree
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CON_ID=$(swaymsg -t get_tree | \
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jq -r ".nodes[]
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| {output: .name, content: .nodes[]}
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| {output: .output, workspace: .content.name,
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apps: .content
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| ..
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| {id: .id?|tostring, name: .name?, app_id: .app_id?, shell: .shell?}
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| select(.app_id != null or .shell != null)}
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| {output: .output, workspace: .workspace,
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id: .apps.id, app_id: .apps.app_id, name: .apps.name }
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| $FORMAT
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| tostring" | \
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$DMENU -i -p "Window Switcher")
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# Requires the actual `id` to be at the end and between paretheses
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CON_ID=${CON_ID##*(}
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CON_ID=${CON_ID%)}
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echo 2
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# Focus on the chosen window
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swaymsg [con_id=$CON_ID] focus
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