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|
-- Battery status widget
--
-- Based on Battery Arc Widget by Pavel Makhov
-- https://github.com/streetturtle/awesome-wm-widgets/tree/master/batteryarc-widget
-- @copyright 2020 Pavel Makhov
-- The MIT License (MIT)
--
-- Copyright (c) 2017
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this software and associated documentation files (the "Software"), to deal
-- in the Software without restriction, including without limitation the rights
-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-- copies of the Software, and to permit persons to whom the Software is
-- furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in all
-- copies or substantial portions of the Software.
--
-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-- SOFTWARE.
local awful = require("awful")
local beautiful = require("beautiful")
-- local menubar_it = require("menubar.icon_theme")
-- local menubar_utils = require("menubar.utils")
local naughty = require("naughty")
local wibox = require("wibox")
local BatteryWidget = {}
BatteryWidget.__index = BatteryWidget
setmetatable(BatteryWidget, {
__call = function (cls, ...) return cls.new(...) end,
})
local COLORS = {
MAIN_FG = beautiful.fg_color,
MAIN_BG = '#ffffff11',
CHARGING = "#43a047",
CHARGE_MEDIUM = "#c0ca33",
CHARGE_LOW = "#e53935",
CHARGE_UNKNOWN = "#990099",
NOTIFY_LOW_FG = "#EEE9EF",
NOTIFY_LOW_BG = "#F06060",
}
function BatteryWidget:_show_battery_warning(charge_percent)
naughty.notify({
-- icon = warning_msg_icon,
-- icon_size = 100,
title = 'Low battery',
text = string.format('battery at %d%%', charge_percent),
timeout = 25, -- show the warning for a longer time
hover_timeout = 0.5,
bg = COLORS.NOTIFY_LOW_BG,
fg = COLORS.NOTIFY_LOW_FG,
width = 300,
})
end
function BatteryWidget:_update()
local capacity = self._bat.capacity
if not capacity then
local cl = self._bat.capacity_level
if cl == 'Full' then capacity = 100
elseif cl == 'High' then capacity = 75
elseif cl == 'Normal' then capacity = 50
elseif cl == 'Low' then capacity = 25
elseif cl == 'Critical' then capacity = 5
end
end
-- hide the widget if the battery is full
if self._bat.status == self._bat.STATUS.FULL then
self._placeholder:set_children({})
return
end
-- show the widget if it was previously hidden
if next(self._placeholder.children) == nil then
self._placeholder:set_children({self._arc})
end
if self._level_text ~= nil then
--- if battery is fully charged (100) there is not enough place for three digits, so we don't show any text
self._level_text.text = (capacirty and capacity >= 100) and '' or
string.format('%d', capacity // 1)
end
if self._bat.status == self._bat.STATUS.CHARGING then
self._arc.bg = COLORS.CHARGING
else
self._arc.bg = COLORS.MAIN_BG
end
if capacity then
self._arc.value = capacity
if capacity < 15 then
self._arc.colors = { COLORS.CHARGE_LOW }
if self._bat.status == self._bat.STATUS.DISCHARGING and
os.difftime(os.time(), self._last_battery_check) > 300 then
self:_show_battery_warning(capacity)
self._last_battery_check = os.time()
end
elseif capacity < 40 then
self._arc.colors = { COLORS.CHARGE_MEDIUM }
else
self._arc.colors = { COLORS.MAIN_FG }
end
else
-- capacity level unavailable
self._arc.colors = { COLORS.CHARGE_UNKNOWN }
self._arc.value = self._bat.status == self._bat.STATUS.CHARGING and 50 or 100
end
-- build tooltip text
-- start with name + description
local tooltip_text = self._bat.name
if self._bat.desc then
tooltip_text = string.format('%s (%s)', tooltip_text, self._bat.desc)
end
-- percentage/capacity level
if self._bat.capacity then
tooltip_text = string.format('%s: %d%%', tooltip_text, self._bat.capacity)
elseif self._bat.capacity_level then
tooltip_text = string.format('%s: %s', tooltip_text, self._bat.capacity_level)
end
-- status + power (if available)
tooltip_text = string.format('%s; %s', tooltip_text, self._bat.status)
if self._bat.power then
tooltip_text = string.format('%s at %.3gW', tooltip_text, self._bat.power)
end
if self._bat.remaining_seconds then
local sec = self._bat.remaining_seconds
local h = sec // 3600
sec = sec - 3600 * h
local m = sec // 60
sec = sec - 60 * m
local s = sec // 1
local endstate = self._bat.status == self._bat.STATUS.DISCHARGING and 'empty' or 'full'
tooltip_text = string.format('%s; %02d:%02d:%02d until %s', tooltip_text, h, m, s, endstate)
end
self._tooltip.text = tooltip_text
end
function BatteryWidget.new(battery, user_args)
local self = setmetatable({}, BatteryWidget)
local args = user_args or {}
self._bat = battery
-- optional textbox showing battery charge percentage
local show_current_level = args.show_current_level or false
if show_current_level then
self._level_text = wibox.widget.textbox()
end
-- arc indicating battery charge level
self._arc = wibox.widget {
self._level_text,
max_value = 100,
rounded_edge = true,
thickness = args.arc_thickness or 4,
start_angle = 4.71238898, -- 2pi*3/4
bg = COLORS.MAIN_BG,
paddings = 2,
widget = wibox.container.arcchart
}
-- placeholder layout used to hide the widget on full battery
self._placeholder = wibox.layout.flex.horizontal()
-- the actually returned widget, showing the battery only on the primary screen
local ret_widget = awful.widget.only_on_screen(self._placeholder, "primary")
-- tooltip showing extended battery status
self._tooltip = awful.tooltip({})
self._tooltip:add_to_object(ret_widget)
self._last_battery_check = os.time()
-- wibox.widget.imagebox
-- local it = menubar_it()
-- print(it:find_icon_path('battery-full', 32))
battery:connect_signal('updated', function () self:_update() end)
return ret_widget
end
return BatteryWidget
|
