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#!/bin/bash
# Set IconColumnsNumber which is used by all recipes to determinate the IconBox size, and
# by the FVWM-Crystal desktop icons manager.
# Written by Dominique Michel <dominique_libre@users.sourceforge.net>, 2015
# Must be included in all the recipes before to check for the Icon manager:
# PipeRead '$[FVWM_SYSTEMDIR]/scripts/set_DesktopIconsGeom $[vp.height]'
deskmanfile="${FVWM_USERDIR}/tmp/DesktopIcons"
echo "" > "${deskmanfile}"
# unique temporary file
tmpdrivefile="/tmp/Icon-Drives_$((`dd if=/dev/urandom count=1 2> /dev/null | cksum | cut -d' ' -f1` % 32768))"
echo "InfoStoreAdd tmpdrivefile ${tmpdrivefile}"
# We must calculate the size of the button box {{{1
# Home: 1 icon, XDG user dirs: 8 icons, partitions: variable, directories: variable
IconNumber=0
if [[ "`cat ${FVWM_USERDIR}/preferences/DefaultDesktopManager | grep components/apps/DesktopIcons`" != "" ]]
then
IconNumber=1
if [[ "${ShowXDG}" == "yes" ]]; then IconNumber=9; fi
if [[ "${ShowPartitions}" == "yes" ]]
then gawk '/^\/.*|^simple-mtpfs.*\// { print $2; }' </proc/mounts |sort > ${tmpdrivefile}
IconNumber="$((${IconNumber}+`wc -l < ${tmpdrivefile}`))"
IconNumber="$((${IconNumber}+`wc -l < ${HOME}/.fvwm-crystal/preferences/ShowDirectories`))"
fi
IconRowsNumber="$((((${1}-((${EWMH_BS_Panel_Top}+${EWMH_BS_Panel_Bottom}))))/50))"
echo "SetEnv IconRowsNumber ${IconRowsNumber}"
tmpvar=$((${IconNumber}/${IconRowsNumber}))
if [[ "$((${IconRowsNumber}*${tmpvar}))" != "${IconNumber}" ]]
then echo "SetEnv IconColumnsNumber $((${tmpvar}+1))"
else echo "setEnv IconColumnsNumber ${tmpvar}"
fi
else
echo "SetEnv IconRowsNumber 0"
echo "SetEnv IconColumnsNumber 0"
fi
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