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Adjusted high definition DPI cut-off and added configurable override #290

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Adjusted high definition DPI cut-off and added configurable override #290

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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,7 @@ Configuration file format for /etc/lightdm/slick-greeter.conf
# hidden-users=List of usernames (separated by semicolons) that are hidden until Ctr+Alt+Shift is pressed
# group-filter=List of groups that users must be part of to be shown (empty list shows all users)
# enable-hidpi=Whether to enable HiDPI support (on/off/auto)
# hidpi-detection-cutoff=DPI value above which the display is considered HiDPI when enable-hidpi is "auto" (144 by default)
# only-on-monitor=Sets the monitor on which to show the login window, -1 means "follow the mouse"
# stretch-background-across-monitors=Whether to stretch the background across multiple monitors (false by default)
# clock-format=What clock format to use (e.g., %H:%M or %l:%M %p)
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16 changes: 15 additions & 1 deletion files/usr/bin/slick-greeter-check-hidpi
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Expand Up @@ -6,8 +6,22 @@ from gi.repository import Gdk
import sys
import os
import syslog
import configparser

HIDPI_LIMIT = 192
HIDPI_LIMIT_DEFAULT = 144
CONF_PATH = "/etc/lightdm/slick-greeter.conf"

def get_hidpi_limit():
limit = HIDPI_LIMIT_DEFAULT
config = configparser.ConfigParser()
try:
if config.read(CONF_PATH) and config.has_option("Greeter", "hidpi-detection-cutoff"):
limit = config.getint("Greeter", "hidpi-detection-cutoff")
except Exception as detail:
syslog.syslog("Error while reading hidpi-detection-cutoff from %s: %s" % (CONF_PATH, detail))
return limit

HIDPI_LIMIT = get_hidpi_limit()

def get_window_scale():
window_scale = 1
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