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Diffstat (limited to 'battery_wgt.lua')
| -rw-r--r-- | battery_wgt.lua | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/battery_wgt.lua b/battery_wgt.lua new file mode 100644 index 0000000..ddf4120 --- /dev/null +++ b/battery_wgt.lua @@ -0,0 +1,204 @@ +-- 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", + + 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 + 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 |