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author | Adrian C. (anrxc) <anrxc@sysphere.org> | 2009-07-29 17:59:32 +0200 |
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committer | Adrian C. (anrxc) <anrxc@sysphere.org> | 2009-07-29 17:59:32 +0200 |
commit | 98e26ee0436822b00d4a6e707d86cf33d24bc00f (patch) | |
tree | a2a77a85453835d6235b9a4ee8a4044433c37151 /volume.lua | |
download | vicious-legacy-98e26ee0436822b00d4a6e707d86cf33d24bc00f.tar.xz |
Import of vicious source tree.v1.0.0
Vicious is a modular widget library for 'awesome' window manager,
derived from the 'Wicked' widget library.
Summary of changes:
* Original wicked code modularized
* Widgets ported from Wicked:
- CPU, MEM, FS, NET, Date, Uptime, MPD
* CPU widget rewritten, uses pattern matching
* MEM widget rewritten, uses pattern matching
- Swap widget merged with MEM widget type
* FS widget rewritten, uses pattern matching
- Also fixed padding in the process
* NET widget rewritten, uses pattern matching
* MPD widget rewritten, a bit more versatile
* Removed deprecated helper functions
* Widgets written for Vicious:
- Thermal, Battery, Mbox, OrgMode, Volume, Entropy,
Disk I/O, System Load, Wireless, Pacman, Maildir
Diffstat (limited to 'volume.lua')
-rw-r--r-- | volume.lua | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/volume.lua b/volume.lua new file mode 100644 index 0000000..fd02b76 --- /dev/null +++ b/volume.lua @@ -0,0 +1,33 @@ +---------------------------------------------------------- +-- Licensed under the GNU General Public License version 2 +-- * Copyright (C) 2009 Adrian C. <anrxc_sysphere_org> +---------------------------------------------------------- + +-- {{{ Grab environment +local io = { popen = io.popen } +local string = { match = string.match } +-- }}} + + +-- Volume: provides volume levels of requested ALSA mixers +module("vicious.volume") + + +-- {{{ Volume widget type +function worker(format, channel) + -- Get mixer data + local f = io.popen("amixer get " .. channel) + local mixer = f:read("*all") + f:close() + + -- Get volume level + local volume_level = string.match(mixer, "([%d]?[%d]?[%d])%%") + + -- Don't break progressbars + if volume_level == nil then + return {0} + end + + return {volume_level} +end +-- }}} |