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theme: get scale factor from Xft.dpi

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And uses xrdb as it is easier to do this way.
This commit is contained in:
Vincent Bernat 2015-07-23 13:30:26 +02:00
parent e0ceb40259
commit 06e6c28ac7
1 changed files with 6 additions and 6 deletions
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12
rc/theme.lua
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@ -4,16 +4,16 @@ local na = awful.util.color_strip_alpha
local icons = awful.util.getdir("config") .. "/icons" local icons = awful.util.getdir("config") .. "/icons"
local function scale() local function scale()
local xdpyinfo = io.popen("xdpyinfo") local xrdb = io.popen("xrdb -query")
if xdpyinfo then if xrdb then
for line in xdpyinfo:lines() do for line in xrdb:lines() do
output = line:match("^%s*resolution:%s+(%d+)x%d+ dots per inch$") output = line:match("^Xft.dpi:\t(%d+)$")
if output then if output then
xdpyinfo:close() xrdb:close()
return tonumber(output)/96 return tonumber(output)/96
end end
end end
xdpyinfo:close() xrdb:close()
end end
return 1 return 1
end end