blob: e7dfcf5ec41fc4c017d77199ed7c97933569b0b8 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
#!/bin/bash
# toggle display arrangements.
# If there is only one monitor, then run xrandr --auto
# Otherwise assume there are two displays. A small one (e.g. laptop)
# and a big one (e.g. monitor). Identify the displays, and toggle
# between 3 states: small one only -> both with the big one to the
# left of the small one -> big one only small one: <20 inch big one:
# >20 inch
# Make sure the variables from pipe can be assigned
# https://stackoverflow.com/questions/42963395/bash-assign-variable-from-pipe
shopt -s lastpipe
i=0
regex="^([^ ]+).* .*$"
# Read the output of xrandr for connected display names and sizes
xrandr | grep " connected " | while IFS=$'\n' read -r line; do
if [[ $line =~ $regex ]]; then
name["$i"]="${BASH_REMATCH[1]}"
(( i++ ))
fi
done
# Only one monitor: run xrandr --auto
if (( i == 1 )); then
xrandr --auto
exit 0
fi
regex="^.*/([0-9]+)x.*/([0-9]+).* ([^ ]+)$"
xrandr --listactivemonitors | while IFS=$'\n' read -r line; do
if [[ $line =~ $regex ]]; then
if (( "${BASH_REMATCH[1]}" > 500 )); then
bigger="${BASH_REMATCH[3]}"
if [[ $bigger == "${name[0]}" ]]; then
smaller=${name[1]}
else
smaller=${name[0]}
fi
else
smaller="${BASH_REMATCH[3]}"
if [[ $smaller == "${name[0]}" ]]; then
bigger=${name[1]}
else
bigger=${name[0]}
fi
fi
fi
done
# If only smaller on, then have both on
if ! xrandr --listactivemonitors | grep -q "$bigger"; then
xrandr --output "$bigger" --primary --auto --output "$smaller" --right-of "$bigger" --auto
# if only bigger on, then only smaller on
elif ! xrandr --listactivemonitors | grep -q "$smaller"; then
xrandr --output "$bigger" --auto --left-of "$smaller" --output "$smaller" --primary --auto
xrandr --output "$bigger" --off
# if both are on, then only bigger on
else
xrandr --output "$bigger" --primary --auto --left-of "$smaller" --output "$smaller" --auto
xrandr --output "$smaller" --off
fi
|
