WizardKit/.linux_items/include_x/airootfs/etc/skel/.update_x
2Shirt 91d8185ede
Updated startup scripts
* Moved starting apps from .update_x into .start_desktop_apps
  * This allowed .update_x to be shown on screen during startup
* Included "<Action>... Done" messages for clarity
* Removed x_ok logic (didn't really work)
  * Replaced with a generic message that _should_ be left on screen if X fails
2019-06-27 20:14:14 -06:00

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#!/bin/env bash
#
## Calculate DPI, update settings if necessary, then start desktop apps
REGEX_XRANDR='^.* ([0-9]+)x([0-9]+)\+[0-9]+\+[0-9]+.* ([0-9]+)mm x ([0-9]+)mm.*$'
REGEX_URXVT='(URxvt.geometry:\s+).*'
echo -n "Getting display details... "
# Get screen data
xrandr_str="$(xrandr | grep mm | head -1)"
width_px="$(echo "${xrandr_str}" | sed -r "s/${REGEX_XRANDR}/\1/")"
height_px="$(echo "${xrandr_str}" | sed -r "s/${REGEX_XRANDR}/\2/")"
width_mm="$(echo "${xrandr_str}" | sed -r "s/${REGEX_XRANDR}/\3/")"
height_mm="$(echo "${xrandr_str}" | sed -r "s/${REGEX_XRANDR}/\4/")"
# Convert to in
width_in="$(echo "${width_mm} * 0.03937" | bc)"
height_in="$(echo "${height_mm} * 0.03937" | bc)"
# Calculate diagonals
diag_px="$(echo "sqrt(${width_px}^2 + ${height_px}^2)" | bc)"
diag_in="$(echo "sqrt(${width_in}^2 + ${height_in}^2)" | bc)"
# Calculate DPI
dpi="$(echo "${diag_px} / ${diag_in}" | bc 2>/dev/null || True)"
dpi="${dpi:-0}"
# Calculate URxvt default window size
width_urxvt="$(echo "${width_px} * 112/1280" | bc)"
height_urxvt="$(echo "${height_px} * 33/720" | bc)"
offset_urxvt="24"
echo "Done"
# Update settings if necessary
if [[ "${dpi}" -ge 192 ]]; then
echo -n "Updating settings for HiDPI... "
# Conky
sed -i 's/minimum_size 180 0/minimum_size 360 0/' "${HOME}/.conkyrc_base"
sed -i 's/maximum_width 180/maximum_width 360/' "${HOME}/.conkyrc_base"
sed -i 's/gap_x 20/gap_x 40/' "${HOME}/.conkyrc_base"
sed -i 's/gap_y 24/gap_y 48/' "${HOME}/.conkyrc_base"
# Fonts
sed -i 's/!Xft.dpi: 192/Xft.dpi: 192/' "${HOME}/.Xresources"
# GDK
export GDK_SCALE=2
export GDK_DPI_SCALE=0.5
# i3
sed -i -r 's/(height\s+) 26/\1 52/' "${HOME}/.config/i3/config"
# Rofi
sed -i -r 's/Noto Sans 12/Noto Sans 24/' "${HOME}/.config/rofi/config"
# Tint2
sed -i 's/panel_size = 100% 30/panel_size = 100% 60/' \
"${HOME}/.config/tint2/tint2rc"
sed -i 's/Inconsolata 10/Inconsolata 20/g' \
"${HOME}/.config/tint2/tint2rc"
sed -i 's/Inconsolata 12/Inconsolata 24/g' \
"${HOME}/.config/tint2/tint2rc"
sed -i 's/systray_icon_size = 24/systray_icon_size = 48/' \
"${HOME}/.config/tint2/tint2rc"
# URxvt
width_urxvt="$(echo "${width_urxvt} / 2" | bc)"
height_urxvt="$(echo "${height_urxvt} / 2" | bc)"
offset_urxvt="$(echo "${offset_urxvt} * 2" | bc)"
# Done
echo "Done"
fi
# Update URxvt (Always)
urxvt_geometry="${width_urxvt}x${height_urxvt}+${offset_urxvt}+${offset_urxvt}"
sed -i -r "s/${REGEX_URXVT}/\1${urxvt_geometry}/" "${HOME}/.Xresources"
# Update conky
echo -n "Updating conky... "
$HOME/.update_conky
echo "Done"
# Update X
echo -n "Updating X... "
xset s off
xset -dpms
xrdb -merge $HOME/.Xresources
echo "Done"
# Start desktop apps for i3
if fgrep -q "i3" /proc/cmdline; then
i3-msg exec $HOME/.start_desktop_apps
fi