From df01b80e209c92dd25c1d1c0cf2344a2dfee4874 Mon Sep 17 00:00:00 2001 From: streetturtle Date: Sat, 31 Oct 2020 14:54:15 -0400 Subject: [experiments] the volume widget --- experiments/volume/utils.lua | 107 +++++++++++++++++++++++++ experiments/volume/volume-2.svg | 1 + experiments/volume/volume.lua | 172 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 280 insertions(+) create mode 100644 experiments/volume/utils.lua create mode 100644 experiments/volume/volume-2.svg create mode 100644 experiments/volume/volume.lua (limited to 'experiments') diff --git a/experiments/volume/utils.lua b/experiments/volume/utils.lua new file mode 100644 index 0000000..02742ec --- /dev/null +++ b/experiments/volume/utils.lua @@ -0,0 +1,107 @@ + +local json = require("json") + +local utils = {} + +local function split(string_to_split, separator) + if separator == nil then separator = "%s" end + local t = {} + + for str in string.gmatch(string_to_split, "([^".. separator .."]+)") do + table.insert(t, str) + end + + return t +end + +function utils.extract_sinks_and_sources(pacmd_output) + local sinks = {} + local sources = {} + local device + local properties + local ports + local in_sink = false + local in_source = false + local in_device = false + local in_properties = false + local in_ports = false + for line in pacmd_output:gmatch("[^\r\n]+") do + if string.match(line, 'source%(s%) available.') then + in_sink = false + in_source = true + end + if string.match(line, 'sink%(s%) available.') then + in_sink = true + in_source = false + end + + if string.match(line, 'index:') then + in_device = true + in_properties = false + device = { + id = line:match(': (%d+)'), + is_default = string.match(line, '*') ~= nil + } + if in_sink then + table.insert(sinks, device) + elseif in_source then + table.insert(sources, device) + end + end + + if string.match(line, '^\tproperties:') then + in_device = false + in_properties = true + properties = {} + device['properties'] = properties + end + + if string.match(line, 'ports:') then + in_device = false + in_properties = false + in_ports = true + ports = {} + device['ports'] = ports + end + + if string.match(line, 'active port:') then + in_device = false + in_properties = false + in_ports = false + device['active_port'] = line:match(': (.+)'):gsub('<',''):gsub('>','') + end + + if in_device then + local t = split(line, ': ') + local key = t[1]:gsub('\t+', ''):lower() + local value = t[2]:gsub('^<', ''):gsub('>$', '') + device[key] = value + end + + if in_properties then + local t = split(line, '=') + local key = t[1]:gsub('\t+', ''):gsub('%.', '_'):gsub('-', '_'):gsub(':', ''):gsub("%s+$", "") + local value + if t[2] == nil then + value = t[2] + else + value = t[2]:gsub('"', ''):gsub("^%s+", ""):gsub(' Analog Stereo', '') + end + properties[key] = value + end + + if in_ports then + local t = split(line, ': ') + local key = t[1] + if key ~= nil then + key = key:gsub('\t+', '') + end + ports[key] = t[2] + end + end + print(json.encode(sources)) + + return sinks, sources +end + +return utils \ No newline at end of file diff --git a/experiments/volume/volume-2.svg b/experiments/volume/volume-2.svg new file mode 100644 index 0000000..10f1c67 --- /dev/null +++ b/experiments/volume/volume-2.svg @@ -0,0 +1 @@ + \ No newline at end of file diff --git a/experiments/volume/volume.lua b/experiments/volume/volume.lua new file mode 100644 index 0000000..beaa119 --- /dev/null +++ b/experiments/volume/volume.lua @@ -0,0 +1,172 @@ +------------------------------------------------- +-- The Ultimate Volume Widget for Awesome Window Manager +-- More details could be found here: +-- https://github.com/streetturtle/awesome-wm-widgets/tree/master/volume-widget + +-- @author Pavel Makhov +-- @copyright 2020 Pavel Makhov +------------------------------------------------- + +local awful = require("awful") +local wibox = require("wibox") +local spawn = require("awful.spawn") +local gears = require("gears") +local beautiful = require("beautiful") +local utils = require("awesome-wm-widgets.experiments.volume.utils") + + +local HOME_DIR = os.getenv("HOME") +local WIDGET_DIR = HOME_DIR .. '/.config/awesome/awesome-wm-widgets/experiments/volume' +local LIST_DEVICES_CMD = [[sh -c "pacmd list-sinks; pacmd list-sources"]] + + +local rows = { layout = wibox.layout.fixed.vertical } +local volume_widget = wibox.widget { + { + { + id = "icon", + image = WIDGET_DIR .. '/volume-2.svg', + widget = wibox.widget.imagebox + }, + id = "margin", + margins = 4, + layout = wibox.container.margin + }, + { + id = "txt", + widget = wibox.widget.textbox + }, + layout = wibox.layout.fixed.horizontal, + set_text = function(self, new_value) + self.txt.text = new_value + end, + set_icon = function(self, new_value) + self.margin.icon.image = new_value + end +} + + +local popup = awful.popup{ + bg = beautiful.bg_normal, + ontop = true, + visible = false, + shape = gears.shape.rounded_rect, + border_width = 1, + border_color = beautiful.bg_focus, + maximum_width = 400, + offset = { y = 5 }, + widget = {} +} + +local function build_main_line(device) + if device.active_port ~= nil and device.ports[device.active_port] ~= nil then + return device.properties.device_description .. ' - ' .. device.ports[device.active_port] + else + return device.properties.device_description + end +end + +local function build_rows(devices, on_checkbox_click, device_type) + local device_rows = { layout = wibox.layout.fixed.vertical } + for _, device in pairs(devices) do + + local checkbox = wibox.widget { + checked = device.is_default, + color = beautiful.bg_normal, + paddings = 2, + shape = gears.shape.circle, + forced_width = 20, + forced_height = 20, + check_color = beautiful.fg_urgent, + widget = wibox.widget.checkbox + } + + checkbox:connect_signal("button::press", function(c) + print(string.format([[sh -c 'pacmd set-default-%s "%s"']], device_type, device.name)) + spawn.easy_async(string.format([[sh -c 'pacmd set-default-%s "%s"']], device_type, device.name), function() + on_checkbox_click() + end) + end) + + local row = wibox.widget { + { + { + { + checkbox, + valign = 'center', + layout = wibox.container.place, + }, + { + { + text = build_main_line(device), + align = 'left', + widget = wibox.widget.textbox + }, + left = 10, + layout = wibox.container.margin + }, + spacing = 8, + layout = wibox.layout.align.horizontal + }, + margins = 8, + layout = wibox.container.margin + }, + bg = beautiful.bg_normal, + widget = wibox.container.background + } + + table.insert(device_rows, row) + end + + return device_rows +end + +local function build_header_row(text) + return wibox.widget{ + { + markup = "" .. text .. "", + align = 'center', + widget = wibox.widget.textbox + }, + bg = beautiful.bg_normal, + widget = wibox.container.background + } +end + +local function rebuild_popup() + spawn.easy_async(LIST_DEVICES_CMD, function(stdout) + + local sinks, sources = utils.extract_sinks_and_sources(stdout) + + for i = 0, #rows do rows[i]=nil end + + table.insert(rows, build_header_row("SINKS")) + table.insert(rows, build_rows(sinks, function() rebuild_popup() end, "sink")) + table.insert(rows, build_header_row("SOURCES")) + table.insert(rows, build_rows(sources, function() rebuild_popup() end, "source")) + + popup:setup(rows) + end) + +end + + +local function worker(args) + + volume_widget:buttons( + awful.util.table.join( + awful.button({}, 1, function() + if popup.visible then + popup.visible = not popup.visible + else + rebuild_popup() + popup:move_next_to(mouse.current_widget_geometry) + end + end) + ) + ) + + return volume_widget +end + +return setmetatable(volume_widget, { __call = function(_, ...) return worker(...) end }) -- cgit v1.2.3