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Merge pull request #519 from tryone144/picom-trans-help
Add `--help` and `--toggle` options to `picom-trans`
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yshui
GitHub
commit
598e70dcea
2 changed files with 75 additions and 12 deletions
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@ -21,8 +21,32 @@
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# $ picom-trans -c +5
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# Delete current window's opacity
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# $ picom-trans -c --delete
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# Toggle current window's opacity between 90 and unset
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# $ picom-trans -c --toggle 90
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# Reset all windows
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# $ picom-trans --reset
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print_usage() {
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echo "Usage: $0 [options] [+|-]opacity"
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echo ""
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echo "Options:"
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echo " -h, --help Print this help message."
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echo " -o, --opacity OPACITY Specify the new opacity value in range 1-100 for the window. If"
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echo " prefixed with + or -, increment or decrement from the target"
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echo " window’s current opacity."
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echo ""
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echo "Actions:"
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echo " -g, --get Print the target window's opacity."
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echo " -d, --delete Delete opacity of the target window."
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echo " -t, --toggle Toggle the target window's opacity, i.e. set if not already set"
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echo " and delete else."
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echo " -r, --reset Reset opacity for all windows."
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echo ""
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echo "Window Selection:"
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echo " -s, --select Select target window with mouse cursor. (DEFAULT)"
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echo " -c, --current Select the currently active window as target."
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echo " -n, --name WINDOW_NAME Specify and try to match a window name."
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echo " -w, --window WINDOW_ID Specify the window id of the target window."
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}
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case "$0" in
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*compton-trans*) echo "Warning: compton has been renamed, please use picom-trans instead" >& 2;;
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@ -34,6 +58,11 @@ if test -z "$(command -v xprop)" -o -z "$(command -v xwininfo)"; then
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exit 1
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fi
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if test $# -eq 0; then
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print_usage >& 2
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exit 1
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fi
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# Variables
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active=
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wprefix=
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@ -62,10 +91,10 @@ while test $# -gt 0; do
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OPTIND=1
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# Read options
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while getopts 'scrdgn:w:o:-:' option "$@"; do
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while getopts 'hscrtdgn:w:o:-:' option "$@"; do
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if test "$option" = '-'; then
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case "$OPTARG" in
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select | current | reset | delete | get)
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help | select | current | reset | toggle | delete | get)
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v=''
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;;
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name | window | opacity)
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@ -84,6 +113,7 @@ while test $# -gt 0; do
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OPTARG=$v
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fi
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case "$option" in
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h) print_usage; exit 0 ;;
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s) wprefix=''; window='' ;;
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c)
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active=$(xprop -root -notype _NET_ACTIVE_WINDOW \
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@ -91,6 +121,7 @@ while test $# -gt 0; do
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wprefix='-id'; window=$active
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;;
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r) action='reset' ;;
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t) action='toggle' ;;
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d) action='delete' ;;
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g) action='get' ;;
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n) wprefix='-name'; window=$OPTARG ;;
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@ -180,15 +211,17 @@ if test -z "$topmost"; then
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exit 1
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fi
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# Get current opacity.
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cur=$(xprop -id "$topmost" -notype _NET_WM_WINDOW_OPACITY \
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| sed 's/^.*\b\([0-9]\+\).*$\|^.*$/\1/')
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# Remove the opacity property.
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if test x"$action" = x'delete'; then
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if test x"$action" = x'delete' -o \( x"$action" = x'toggle' -a -n "$cur" \); then
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xprop -id "$topmost" -remove _NET_WM_WINDOW_OPACITY
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exit 0
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fi
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# Get current opacity.
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cur=$(xprop -id "$topmost" -notype _NET_WM_WINDOW_OPACITY \
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| sed 's/^.*\b\([0-9]\+\).*$\|^.*$/\1/')
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# Unset opacity equals fully opaque
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test -z "$cur" && cur=0xffffffff
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cur=$((cur * 100 / 0xffffffff))
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@ -21,21 +21,33 @@ DESCRIPTION
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OPTIONS
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-------
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*-w* 'WINDOW_ID'::
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*-w*, *--window*='WINDOW_ID'::
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Specify the window id of the target window.
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*-n* 'WINDOW_NAME'::
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*-n*, *--name*='WINDOW_NAME'::
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Specify and try to match a window name.
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*-c*::
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*-c*, *--current*::
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Specify the currently active window as target. Only works if EWMH '_NET_ACTIVE_WINDOW' property exists on root window.
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*-s*::
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*-s*, *--select*::
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Select target window with mouse cursor. This is the default if no window has been specified.
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*-o* 'OPACITY'::
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*-o*, *--opacity*='OPACITY'::
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Specify the new opacity value for the window. This value can be anywhere from 1-100. If it is prefixed with a plus or minus (+/-), this will increment or decrement from the target window's current opacity instead.
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*-g*, *--get*::
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Print the target window's opacity instead of setting it.
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*-d*, *--delete*::
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Delete opacity of the target window instead of setting it.
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*-t*, *--toggle*::
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Toggle the target window's opacity: Set opacity if not already set, and delete if already set.
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*-r*, *--reset*::
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Reset opacity for all windows instead of setting it.
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EXAMPLES
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--------
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@ -75,6 +87,24 @@ picom-trans -c +5
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picom-trans -c -- -5
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------------
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* Delete current window's opacity:
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+
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------------
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picom-trans -c --delete
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------------
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* Toggle current window's opacity between 90 and unset
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+
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------------
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picom-trans -c --toggle 90
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------------
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* Reset all windows:
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+
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------------
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picom-trans --reset
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------------
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BUGS
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----
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Please submit bug reports to <https://github.com/yshui/picom>.
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