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|
--------------------------------------------
-- Author: Gregor Best --
-- Copyright 2009, 2010, 2011 Gregor Best --
--------------------------------------------
local string = {
format = string.format
}
local lib = {
widget = require("obvious.lib.widget"),
markup = require("obvious.lib.markup"),
wlan = require("obvious.lib.wlan")
}
local function format_percent(link)
local color = "#009000"
if link < 50 and link > 10 then
color = "#909000"
elseif link <= 10 then
color = "#900000"
end
return lib.markup.fg.color(color,"☢") .. string.format(" %03d%%", link)
end
local function get_data_source(device)
local device = device
if device == "auto" then
device = lib.wlan.find_first_wlan()
end
device = device or "wlan0"
local data = {}
data.device = device
data.max = 100
data.get = function (obj)
return lib.wlan(obj.device)
end
local ret = lib.widget.from_data_source(data)
-- Due to historic reasons, this widget defaults to a textbox with
-- a "special" format.
ret:set_type("textbox")
ret:set_format(format_percent)
return ret
end
return setmetatable({}, { __call = function (_, ...) return get_data_source(...) end })
-- vim:ft=lua:ts=2:sw=2:sts=2:tw=80:et
|
