77 lines
2.1 KiB
Bash
77 lines
2.1 KiB
Bash
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#! /bin/sh
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#
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# switch_monitors.sh
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# Copyright (C) 2017 Fabian Ising <fabian@murgi.de>
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#
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# Distributed under terms of the Apache v2.0 license.
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#
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# Get info on the monitors
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HDMI_STATUS=$(</sys/class/drm/card0/card0-HDMI-A-1/status )
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HDMI_ENABLED=$(</sys/class/drm/card0/card0-HDMI-A-1/enabled)
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# Check to see if our state log exists
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if [ ! -f /tmp/monitor ]; then
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touch /tmp/monitor
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STATE=5
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else
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STATE=$(</tmp/monitor)
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fi
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# The state log has the NEXT state to go to in it
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# If monitors are disconnected, stay in state 1
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if [ "disconnected" == "$HDMI_STATUS" -a "disconnected" == "$VGA_STATUS" ]; then
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STATE=1
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fi
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case $STATE in
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1)
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# eDP-1 is on, projectors not connected
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/usr/bin/xrandr --output eDP-1 --auto
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TYPE="eDP-1"
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STATE=2
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/usr/bin/notify-send -t 5000 --urgency=low "Graphics Update" "Switched to $TYPE"
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;;
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2)
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# eDP-1 is on, projectors are connected but inactive
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/usr/bin/xrandr --output eDP-1 --auto --output HDMI-1 --off
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TYPE="eDP-1"
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STATE=3
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/usr/bin/notify-send -t 5000 --urgency=low "Graphics Update" "Switched to $TYPE"
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;;
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3)
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# eDP-1 is off, projectors are on
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if [ "connected" == "$HDMI_STATUS" ]; then
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/usr/bin/xrandr --output eDP-1 --off --output HDMI-1 --auto
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TYPE="HDMI"
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fi
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/usr/bin/notify-send -t 5000 --urgency=low "Graphics Update" "Switched to $TYPE"
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STATE=4
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;;
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4)
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# eDP-1 is on, projectors are mirroring
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if [ "connected" == "$HDMI_STATUS" ]; then
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/usr/bin/xrandr --output eDP-1 --auto --output HDMI-1 --auto
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TYPE="HDMI"
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fi
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/usr/bin/notify-send -t 5000 --urgency=low "Graphics Update" "Switched to $TYPE mirroring"
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STATE=5
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;;
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5)
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# eDP-1 is on, projectors are extending
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if [ "connected" == "$HDMI_STATUS" ]; then
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/usr/bin/xrandr --output eDP-1 --auto --output HDMI-1 --auto --right-of eDP-1
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TYPE="HDMI"
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fi
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/usr/bin/notify-send -t 5000 --urgency=low "Graphics Update" "Switched to $TYPE extending"
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STATE=2
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;;
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*)
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# Unknown state, assume we're in 1
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STATE=1
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esac
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echo $STATE > /tmp/monitor
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