From 88bb6bd888956407fb27deb00e9c38aef0162896 Mon Sep 17 00:00:00 2001 From: Jonas Gunz Date: Mon, 7 Sep 2020 22:51:52 +0200 Subject: + get-window-class.sh --- scripts/get-window-class.sh | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100755 scripts/get-window-class.sh (limited to 'scripts') diff --git a/scripts/get-window-class.sh b/scripts/get-window-class.sh new file mode 100755 index 0000000..f46f65e --- /dev/null +++ b/scripts/get-window-class.sh @@ -0,0 +1,40 @@ +#!/bin/sh + +# i3-get-window-criteria - Get criteria for use with i3 config commands + +# To use, run this script, then click on a window. +# Output is in the format: [= = ...] + +# Known problem: when WM_NAME is used as fallback for the 'title=""' criterion, +# quotes in "" are not escaped properly. This is a problem with the output of `xprop`, +# reported upstream: https://bugs.freedesktop.org/show_bug.cgi?id=66807 + +PROGNAME=`basename "$0"` + +# Check for xwininfo and xprop +for cmd in xwininfo xprop; do + if ! which $cmd > /dev/null 2>&1; then + echo "$PROGNAME: $cmd: command not found" >&2 + exit 1 + fi +done + +match_int='[0-9][0-9]*' +match_string='".*"' +match_qstring='"[^"\\]*(\\.[^"\\]*)*"' # NOTE: Adds 1 backreference + +{ + # Run xwininfo, get window id + window_id=`xwininfo -int | sed -nre "s/^xwininfo: Window id: ($match_int) .*$/\1/p"` + echo "id=$window_id" + + # Run xprop, transform its output into i3 criteria. Handle fallback to + # WM_NAME when _NET_WM_NAME isn't set + xprop -id $window_id | + sed -nr \ + -e "s/^WM_CLASS\(STRING\) = ($match_qstring), ($match_qstring)$/instance=\1\nclass=\3/p" \ + -e "s/^WM_WINDOW_ROLE\(STRING\) = ($match_qstring)$/window_role=\1/p" \ + -e "/^WM_NAME\(STRING\) = ($match_string)$/{s//title=\1/; h}" \ + -e "/^_NET_WM_NAME\(UTF8_STRING\) = ($match_qstring)$/{s//title=\1/; h}" \ + -e '${g; p}' +} | sort | tr "\n" " " | sed -r 's/^(.*) $/[\1]\n/' -- cgit v1.2.3