Add '.config/awesome/lain/' from commit 'fc6e880da40668c6e9bd9da3786ff2fcae519c75'

[etc/awesome.git] / .config / awesome / lain / widget / alsabar.lua

diff --git a/.config/awesome/lain/widget/alsabar.lua b/.config/awesome/lain/widget/alsabar.lua
new file mode 100644 (file)
index 0000000..2ad0210
--- /dev/null
+++ b/.config/awesome/lain/widget/alsabar.lua
@@ -0,0 +1,135 @@
+
+--[[
+                                                  
+     Licensed under GNU General Public License v2 
+      * (c) 2013, Luke Bonham                     
+      * (c) 2013, Rman                            
+                                                  
+--]]
+
+local helpers        = require("lain.helpers")
+local awful          = require("awful")
+local naughty        = require("naughty")
+local wibox          = require("wibox")
+local math           = { modf   = math.modf }
+local string         = { format = string.format,
+                         match  = string.match,
+                         rep    = string.rep }
+local type, tonumber = type, tonumber
+
+-- ALSA volume bar
+-- lain.widget.alsabar
+
+local function factory(args)
+    local alsabar = {
+        colors = {
+            background = "#000000",
+            mute       = "#EB8F8F",
+            unmute     = "#A4CE8A"
+        },
+
+        _current_level = 0,
+        _muted         = false
+    }
+
+    local args       = args or {}
+    local timeout    = args.timeout or 5
+    local settings   = args.settings or function() end
+    local width      = args.width or 63
+    local height     = args.height or 1
+    local ticks      = args.ticks or false
+    local ticks_size = args.ticks_size or 7
+
+    alsabar.cmd                 = args.cmd or "amixer"
+    alsabar.channel             = args.channel or "Master"
+    alsabar.togglechannel       = args.togglechannel
+    alsabar.colors              = args.colors or alsabar.colors
+    alsabar.followtag           = args.followtag or false
+    alsabar.notification_preset = args.notification_preset
+
+    if not alsabar.notification_preset then
+        alsabar.notification_preset      = {}
+        alsabar.notification_preset.font = "Monospace 10"
+    end
+
+    local format_cmd = string.format("%s get %s", alsabar.cmd, alsabar.channel)
+
+    if alsabar.togglechannel then
+        format_cmd = { awful.util.shell, "-c", string.format("%s get %s; %s get %s",
+        alsabar.cmd, alsabar.channel, alsabar.cmd, alsabar.togglechannel) }
+    end
+
+    alsabar.bar = wibox.widget {
+        forced_height    = height,
+        forced_width     = width,
+        color            = alsabar.colors.unmute,
+        background_color = alsabar.colors.background,
+        margins          = 1,
+        paddings         = 1,
+        ticks            = ticks,
+        ticks_size       = ticks_size,
+        widget           = wibox.widget.progressbar
+    }
+
+    alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
+
+    function alsabar.update(callback)
+        helpers.async(format_cmd, function(mixer)
+            local volu,mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)")
+            if (volu and tonumber(volu) ~= alsabar._current_level) or (mute and string.match(mute, "on") ~= alsabar._muted) then
+                alsabar._current_level = tonumber(volu) or alsabar._current_level
+                alsabar.bar:set_value(alsabar._current_level / 100)
+                if (not mute and tonumber(volu) == 0) or mute == "off" then
+                    alsabar._muted = true
+                    alsabar.tooltip:set_text ("[Muted]")
+                    alsabar.bar.color = alsabar.colors.mute
+                else
+                    alsabar._muted = false
+                    alsabar.tooltip:set_text(string.format("%s: %s", alsabar.channel, volu))
+                    alsabar.bar.color = alsabar.colors.unmute
+                end
+
+                volume_now = {}
+                volume_now.level = tonumber(volu)
+                volume_now.status = mute
+
+                settings()
+
+                if type(callback) == "function" then callback() end
+            end
+        end)
+    end
+
+    function alsabar.notify()
+        alsabar.update(function()
+            local preset = alsabar.notification_preset
+
+            if alsabar._muted then
+                preset.title = string.format("%s - Muted", alsabar.channel)
+            else
+                preset.title = string.format("%s - %s%%", alsabar.channel, alsabar._current_level)
+            end
+
+            int = math.modf((alsabar._current_level / 100) * awful.screen.focused().mywibox.height)
+            preset.text = string.format("[%s%s]", string.rep("|", int),
+                          string.rep(" ", awful.screen.focused().mywibox.height - int))
+
+            if alsabar.followtag then preset.screen = awful.screen.focused() end
+
+            if not alsabar.notification then
+                alsabar.notification = naughty.notify {
+                    preset  = preset,
+                    destroy = function() alsabar.notification = nil end
+                }
+            else
+                naughty.replace_text(alsabar.notification, preset.title, preset.text)
+            end
+        end)
+    end
+
+    helpers.newtimer(string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel), timeout, alsabar.update)
+
+    return alsabar
+end
+
+return factory