window

popup

#!/bin/sh
#set -e
#set -u
#set -o pipefail
export LC_ALL=C

POPUP_DEFAULT_WIDTH=800
POPUP_DEFAULT_HEIGHT=600

# TODO refacto
# TODO try to simplify with delete class option and use only title, see howto do for default i3 class or in i3 keep only class and delete title in popup window i.e. vimwiki
# TODO add notification option ?
# FIXME -f option has high CPU usage...

# TODO get the user env => try to fix in i3pystatus to path the data
POPUP_TOP_POSITION=23
if [ -n "$HIDPI_SCALE" ]
then
    POPUP_TOP_POSITION=$(printf "%.0f" $(echo "$POPUP_TOP_POSITION*$HIDPI_SCALE" | bc))
fi


# popup
# wrapper to create popup window in i3w
# dependancies: i3w, bc
# to set default predefined size, add this in your i3 config file for default window parameters :
# set $wfM_height 600
# set $wfM_width 1000
# for_window [class="_popup-notitle-medium-sticky"] border 1pixel, floating enable, resize set $wfM_width $wfL_height, move position center, sticky enable
# for_window [class="_popup-notitle-medium"] border 1pixel, floating enable, resize set $wfM_width $wfL_height, move position center
# for_window [class="_popup-notitle-sticky"] border 1pixel, floating enable, move position center, sticky enable
# for_window [class="_popup-notitle"] border 1pixel, floating enable, move position center

get_width ()
{
    if [ -z "$width"] && [ -n "$windowsize" ]
    then
        width=${windowsize:1}
        width=${width/x*/}
    fi
    echo ${width:-$POPUP_DEFAULT_WIDTH}
}

get_height ()
{
    if [ -z "$height"] && [ -n "$windowsize" ]
    then
        height=${windowsize/*x/}
    fi
    echo ${height:-$POPUP_DEFAULT_HEIGHT}
}

# compute i3 resize
get_size () {
    case "$windowsize" in
        -small|-medium|-large) size="" ;;
        *) size=", resize set ${width}px ${height}px" ;;
    esac
    echo $size
}

# compute i3 position
get_position () {
    screen_size=$(xrandr --current | grep " connected" | cut -d" " -f4 | rev | cut -c 5- | rev)
    screen_width=${screen_size/x*/}
    screen_height=${screen_size/*x/}
    pos=(${position//,/ }) # center, or [right|left],[top|bottom], or [0-9]+x[0-9]+
    # TODO add env var for ypos (i3bar height) or process with font size get from i3 conf
    xpos=0
    ypos=$POPUP_TOP_POSITION
    # TODO default width and height by env var ? or get from i3 var conf ?
    # TODO add condition if borderless or not and add 2 pixel only if a border is defined
    move_x="center"
    for p in "${pos[@]}"
    do
        case "$p" in
            right) move_x=$(printf "%.0f px " $(echo "${screen_width}-${width:-802}" | bc));; # +2px because default popup with border 1px
            left) move_x="$xpos px ";;
            top) move_y="$ypos px";;
            bottom) move_y=$(printf "%.0f px" $(echo "${screen_height}-${height:-602}" | bc));; # +2px because default popup with border 1px
            center) move=center;;
            [0-9]*x[0-9]*) position_raw=$p;;
        esac
    done
    if [ -n "$move" ]
    then
        echo ", move position $move "
    elif [ -n "$position_raw" ]
    then
        echo ", move position ${position_raw/*x/} px ${position_raw/x*/} px "
    else
        echo ", move position ${move_x}${move_y} "
    fi
}

debug () {
    if [ -n "${debug}" ]
    then
        echo "class: $class"
        echo "bin: $bin"
        if [ -n "$position" ]
        then
            screen_size=$(xrandr --current | grep " connected" | cut -d" " -f4 | rev | cut -c 5- | rev)
            screen_width=${screen_size/*x/}
            screen_height=${screen_size/x*/}
            pos=(${position//,/ })
            echo "width: $(get_width) / height: $(get_height)"
            echo "screen_size: ${screen_size}"
            echo "screen_width: ${screen_width} / screen_height: ${screen_height}"
            echo "move_x: ${move_x} / move_y: ${move_y}"
        fi
    fi
}

usage() {
    printf >&2 "Usage: $0 [-t (window title)] [-c (window class)] [-s medium] [-p center|[0-9]+x[0-9]+|(left|right)|(top|bottom)] [-S] [-f] [-o (shell option)] (-e) command
                        -t title
                        -c class
                        -s small|medium|large|HxW
                        -p [center|[0-9]+x[0-9]+|[left|right],[top|bottom]]
                        -S : sticky
                        -f : keep cmd in foreground
                        -o : shell option
                        -h hide
                        -e : command (-e optional and deprecated)
                        -d : debug mode"
}

while getopts "t:c:s:p:H:W:Sfo:e:hd" o
do  case "$o" in
    t)  options="--title $OPTARG"
        title=${OPTARG};;
    c)  class="${OPTARG}";;
    s)  windowsize="-${OPTARG}";;
    p)  position="${OPTARG}";;
    H)  height=${OPTARG};; #deprecated
    W)  width=${OPTARG};; #deprecated
    S)  windowsticky="-sticky";;
    f)  foreground=' --hold';;
    o)  shell_option=" -o ${OPTARG}";;
    e)  bin=${OPTARG};;
    h)  hide=1;;
    d)  debug=1;;
    *)
        usage
        exit 1;;
    esac
done
shift "$(($OPTIND -1))"

if [ -z "$*" ] && [ -z "${bin}" ]
then
    usage
    exit 1;
else
    bin=${*:-${bin}}
fi

bin_cleaned=${bin%% *}
title=${title:-${bin_cleaned}}
is_running=$( ps -eo cmd | grep -c "^${TERMINAL} --title ${title:-${bin_cleaned}}" )
class="${class:-_popup-notitle}${windowsize}${windowsticky}${foreground}"

#TODO try to simplify popup run test
#is_running=$(pgrep $bin_cleaned | wc -l)

exec_i3="exec \"${TERMINAL} --title ${title:-${bin_cleaned}} --class ${class} ${shell_option} -o cursor.style=Underline -e ${bin}\""

if [ -n "${debug}" ]
then
    echo "bin cleaned: $bin_cleaned"
    echo "is running: $is_running ($( ps -eo cmd | grep "${TERMINAL} --title ${title}}"))"
    echo "pgrep $bin_cleaned: $(pgrep $bin_cleaned | wc -l)"
    echo "title: ${title}"
    echo "bin: ${bin}${foreground}"
    echo "i3-msg: i3-msg -t command \"${exec_i3}\""
fi

if [ ${is_running} -eq 0 ]
then
    width=$(get_width)
    height=$(get_height)
    if [ -n "${HIDPI_SCALE}" ]
    then
        [ -n "${debug}" ] && echo "HIDPI scale" ${HIDPI_SCALE}
        if [ -n "${height}" ] && [ -n "${width}" ]
        then
            height=$(printf "%.0f" $(echo "${height}*${HIDPI_SCALE}" | bc))
            width=$(printf "%.0f" $(echo "${width}*${HIDPI_SCALE}" | bc))
            [ -n "${debug}" ] && echo "SIZE: ${width} ${height}"
        fi
    fi

    geo=$(get_size)$(get_position)
    [ -n "${debug}" ] && echo "geo: $geo"

    [ -n "${windowsticky}" ] && sticky=', sticky enable'

    i3-msg -t command "${exec_i3}"

    if [ -n "$hide" ]
    then
        scratchpad='[title="'${title}'"] border 1pixel, floating enable, move scratchpad, scratchpad show '${geo}${sticky}
        [ -n "${debug}" ] && echo "scratchpad: $scratchpad"
        #while ! i3-msg -t get_tree | grep -qs "\"class\":\"${class#*,}\""
        while ! i3-msg -t get_tree | grep -qs "\"title\":\"${title}\""
        do
            [ -n "${debug}" ] && echo "waiting.."
        done
        i3-msg -t command "$scratchpad"
    elif [ -n "${geo}" ]
    then
        while ! i3-msg -t get_tree | grep -qs "\"title\":\"${title}\""
        do
            [ -n "${debug}" ] && echo "${exec_i3}"
            [ -n "${debug}" ] && echo "${title}"
            [ -n "${debug}" ] && echo "waiting.."
        done
        i3-msg -t command '[title="'${title:-${bin_cleaned}}'" floating] '${geo}${sticky}
    fi
elif [ -n "${hide}" ]
then
    show='[title="'${title:-${bin_cleaned}}'" floating] scratchpad show'
    [ -n "${debug}" ] && echo "show: $show"
    i3-msg -t command "$show"
else
    [ -n "${debug}" ] && echo "kill"
    i3-msg -t command '[title="'${title:-${bin_cleaned}}'" floating] kill'
fi

# GistID: f51b33d10d4e10edc89dde70f7597d6e