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#!/bin/sh
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# === Verify `compton --dbus` status ===
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if [ -z "`dbus-send --session --dest=org.freedesktop.DBus --type=method_call --print-reply /org/freedesktop/DBus org.freedesktop.DBus.ListNames | grep compton`" ] ; then
echo "compton DBus interface unavailable"
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if [ -n "`pgrep picom`" ] ; then
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echo "compton running without dbus interface"
#killall compton & # Causes all windows to flicker away and come back ugly.
#compton --dbus & # Causes all windows to flicker away and come back beautiful
else
echo "compton not running"
fi
exit 1;
fi
# === Setup sed ===
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if [ -z " $SED " ] ; then
SED = "sed"
command -v gsed > /dev/null && SED = "gsed"
fi
# === Get connection parameters ===
dpy = $( echo -n " $DISPLAY " | tr -c '[:alnum:]' _)
if [ -z " $dpy " ] ; then
echo "Cannot find display."
exit 1;
fi
service = " com.github.chjj.compton. ${ dpy } "
interface = "com.github.chjj.compton"
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compton_dbus = "dbus-send --print-reply --dest=" ${ service } " / " ${ interface } "."
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type_win = 'uint32'
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type_enum = 'uint32'
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# === Color Inversion ===
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# Get window ID of window to invert
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if [ -z " $1 " -o " $1 " = "selected" ] ; then
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window = $( xwininfo -frame | sed -n 's/^xwininfo: Window id: \(0x[[:xdigit:]][[:xdigit:]]*\).*/\1/p' ) # Select window by mouse
elif [ " $1 " = "focused" ] ; then
# Ensure we are tracking focus
window = $( ${ compton_dbus } find_win string:focused | $SED -n 's/^[[:space:]]*' ${ type_win } '[[:space:]]*\([[:digit:]]*\).*/\1/p' ) # Query compton for the active window
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elif echo " $1 " | grep -Eiq '^([[:digit:]][[:digit:]]*|0x[[:xdigit:]][[:xdigit:]]*)$' ; then
window = " $1 " # Accept user-specified window-id if the format is correct
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else
echo " $0 " "[ selected | focused | window-id ]"
fi
# Color invert the selected or focused window
if [ -n " $window " ] ; then
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invert_status = " $( ${ compton_dbus } win_get " ${ type_win } : ${ window } " string:invert_color | $SED -n 's/^[[:space:]]*boolean[[:space:]]*\([[:alpha:]]*\).*/\1/p' ) "
if [ " $invert_status " = true ] ; then
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invert = 0 # Set the window to have normal color
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else
invert = 1 # Set the window to have inverted color
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fi
${ compton_dbus } win_set " ${ type_win } : ${ window } " string:invert_color_force " ${ type_enum } : ${ invert } " &
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else
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echo " Cannot find $1 window. "
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exit 1;
fi
exit 0;