reset-pantheon-terminal.sh

#!/bin/sh

# Reset pantheon-terminal window at specific size and/or position.
#
# Kim <kimw@users.noreply.github.com>, Wed Oct  5 06:15:46 UTC 2016
#
# This script is published in GPLv3.

PATH=/bin:/usr/bin

main() {
    if [ ! "$PANTHEON_TERMINAL_ID" ]; then
        echo "Please run in pantheon-terminal."
        exit 1
    fi
    if ! which gsettings >/dev/null; then
        echo 'Command `gsettings` is required.'; exit 1
    fi
    if ! which xdotool >/dev/null; then
        echo 'Command `xdotool` is required.'; exit 1
    fi

    if [ "$1" = '-h' -o "$1" = '--help' ]; then
        usage; exit
    elif [ "$1" = '-v' -o "$1" = '--verbose' ]; then
        local verbose='true'
        shift
    elif echo "$1" | grep '^-' >/dev/null; then
        echo "Illegal option: $1"
        exit 1
    fi

    case $# in
        0 ) local rows=24 cols=80 ;;
        1 ) if [ "$1" = '@' ]; then
                local x=0 y=0
            elif echo $1 | grep '^[0-9-]\+,[0-9-]\+$' >/dev/null; then
                local cols=$(echo $1 | sed 's/,[0-9-]\+$//')
                local rows=$(echo $1 | sed 's/^[0-9-]\+,//')
            elif echo $1 | grep '^@[0-9-]\+,[0-9-]\+$' >/dev/null; then
                local x=$(echo $1 | sed -e 's/^@//' -e 's/,[0-9-]\+$//')
                local y=$(echo $1 | sed 's/^@[0-9-]\+,//')
            elif echo $1 | grep '^@\(tl\|tr\|bl\|br\)$' >/dev/null; then
                case $1 in
                    @tl) local x=-1000 y=-1000 ;;
                    @tr) local x=1000  y=-1000 ;;
                    @bl) local x=-1000 y=1000  ;;
                    @br) local x=1000  y=1000  ;;
                esac
            else
                echo "Invalid operation. ($1)"; exit 1
            fi
            ;;
        2 ) if echo $1 | grep '^[0-9-]\+,[0-9-]\+$' >/dev/null\
                && [ "$2" = '@' ]; then
                local cols=$(echo $1 | sed 's/,[0-9-]\+$//')
                local rows=$(echo $1 | sed 's/^[0-9-]\+,//')
                local x=0 y=0
            elif echo $1 | grep '^[0-9-]\+,[0-9-]\+$' >/dev/null\
                && echo $2 | grep '^@\(tl\|tr\|bl\|br\)$' >/dev/null; then
                local cols=$(echo $1 | sed 's/,[0-9-]\+$//')
                local rows=$(echo $1 | sed 's/^[0-9-]\+,//')
                case $2 in
                    @tl) local x=-1000 y=-1000 ;;
                    @tr) local x=1000  y=-1000 ;;
                    @bl) local x=-1000 y=1000  ;;
                    @br) local x=1000  y=1000  ;;
                esac
            elif echo $1 | grep '^[0-9-]\+,[0-9-]\+$' >/dev/null\
                 && echo $2 | grep '^@[0-9-]\+,[0-9-]\+$' >/dev/null; then
                local cols=$(echo $1 | sed 's/,[0-9-]\+$//')
                local rows=$(echo $1 | sed 's/^[0-9-]\+,//')
                local x=$(echo $2 | sed -e 's/^@//' -e 's/,[0-9-]\+$//')
                local y=$(echo $2 | sed 's/^@[0-9-]\+,//')
            elif echo $1 | grep '^[0-9-]\+,[0-9-]\+$' >/dev/null\
                 && echo $2 | grep '^@\(tl\|tr\|bl\|br\)$' >/dev/null; then
                local cols=$(echo $1 | sed 's/,[0-9-]\+$//')
                local rows=$(echo $1 | sed 's/^[0-9-]\+,//')
                case $2 in
                    @tl) local x=-1000 y=-1000 ;;
                    @tr) local x=1000  y=-1000 ;;
                    @bl) local x=-1000 y=1000  ;;
                    @br) local x=1000  y=1000  ;;
                esac
            else
                echo 'Invalid operation.'; exit 1
            fi
            ;;
        * ) echo 'Invalid operation.'; exit 1 ;;
    esac

    if [ "$cols" -a "$rows" ]; then
        local width=$(expr 160 + $cols \* 8)
        local height=$(expr 238 + $rows \* 17)
    fi
    if [ "$verbose" ]; then
        echo "DEBUG: x=${x:-<unset>}, y=${y:-<unset>}, cols=${cols:-<unset>}, rows=${rows:-<unset>}, width=${width:-<unset>}, height=${height:-<unset>}"
    fi

    if [ "$cols" -a "$rows" ]; then
        xdotool windowsize $(xdotool getactivewindow) $width $height
        gsettings set org.pantheon.terminal.saved-state window-width $width
        gsettings set org.pantheon.terminal.saved-state window-height $height
    fi
    if [ "$x" -a "$y" ]; then
        xdotool windowmove $(xdotool getactivewindow) $x $y
        gsettings set org.pantheon.terminal.saved-state opening-x $x
        gsettings set org.pantheon.terminal.saved-state opening-y $y
    fi

    if [ "$verbose" ]; then
        local stty_cols=$(stty size | awk {print\$2})
        local stty_rows=$(stty size | awk {print\$1})
        echo "DEBUG: stty: ($stty_cols)x($stty_rows)"
        sleep 0.4  # wait for sync
        local gset_x=$(gsettings list-recursively org.pantheon.terminal.saved-state | grep opening-x | awk {print\$3})
        local gset_y=$(gsettings list-recursively org.pantheon.terminal.saved-state | grep opening-y | awk {print\$3})
        local gset_width=$(gsettings list-recursively org.pantheon.terminal.saved-state | grep window-width | awk {print\$3})
        local gset_height=$(gsettings list-recursively org.pantheon.terminal.saved-state | grep window-height | awk {print\$3})
        echo "DEBUG: gsettings: ($gset_x)x($gset_y) ($gset_width)x($gset_height)"
    fi
}

usage() {
    printf "Usage: ${0##*/} [-v|--verbose] [-h|--help] [cols,rows] [@x,y]\n\n"
    printf "Examples: \n\n"
    printf "  ${0##*/}\n\n"
    printf "        Reset terminal window to 80 chars width and 24 chars height at current\n"
    printf "        postition.\n\n"
    printf "  ${0##*/} 100,30\n\n"
    printf "        Reset terminal window to 100 chars width and 30 chars height at current\n"
    printf "        postition.\n\n"
    printf "  ${0##*/} @\n\n"
    printf "        Move terminal window to position (0, 0).\n\n"
    printf "  ${0##*/} @10,10\n\n"
    printf "        Move terminal window to position (10, 10).\n\n"
    printf "  ${0##*/} 100,30 @\n\n"
    printf "        Reset terminal window to 100 chars width and 30 chars height at\n"
    printf "        position (0, 0).\n\n"
    printf "  ${0##*/} 100,30 @10,10\n\n"
    printf "        Reset terminal window to 100 chars width and 30 chars height at\n"
    printf "        position (10, 10).\n\n"
}

main "$@"

# vim: sw=4 sts=4 et ft=sh