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| 1 | #!/bin/bash | |
| 2 | # betlog - 2019-04-27 | |
| 3 | # modified from : https://stackoverflow.com/questions/10679188/casing-arrow-keys-in-bash | |
| 4 | # | |
| 5 | MIN=00 | |
| 6 | MAX=99 | |
| 7 | #------- | |
| 8 | - | |
| 8 | + | |
| 9 | echo $(printf %02d $count) | |
| 10 | escape_char=$(printf "\u1b") | |
| 11 | while :; do | |
| 12 | read -rsn1 mode # get 1 character | |
| 13 | if [[ $mode == $escape_char ]]; then | |
| 14 | read -rsn2 mode # read 2 more chars | |
| 15 | fi | |
| 16 | case $mode in | |
| 17 | 'q') echo QUITTING ; exit ;; | |
| 18 | '[A') echo UP ;; | |
| 19 | '[B') echo DN ;; | |
| 20 | - | if [[ $count-1 -lt $MIN ]]; then |
| 20 | + | |
| 21 | echo -ne "RESET \a\n" | |
| 22 | let count=00 | |
| 23 | - | let count=count-1 |
| 23 | + | echo $(printf %02d $count) |
| 24 | ;; | |
| 25 | '[C') #rightarrow | |
| 26 | if [[ $count -gt $MAX-1 ]]; then | |
| 27 | echo -ne "NOPE \a\n" | |
| 28 | else | |
| 29 | let count=count+1 | |
| 30 | echo $(printf %02d $count) | |
| 31 | fi | |
| 32 | ;; | |
| 33 | *) >&2 echo 'ERR bad input'; return ;; | |
| 34 | esac | |
| 35 | done |
