]> git.madduck.net Git - etc/awesome.git/blobdiff - widgets/alsabar.lua

madduck's git repository

Every one of the projects in this repository is available at the canonical URL git://git.madduck.net/madduck/pub/<projectpath> — see each project's metadata for the exact URL.

All patches and comments are welcome. Please squash your changes to logical commits before using git-format-patch and git-send-email to patches@git.madduck.net. If you'd read over the Git project's submission guidelines and adhered to them, I'd be especially grateful.

SSH access, as well as push access can be individually arranged.

If you use my repositories frequently, consider adding the following snippet to ~/.gitconfig and using the third clone URL listed for each project:

[url "git://git.madduck.net/madduck/"]
  insteadOf = madduck:

Merge branch 'trap000d-master'
[etc/awesome.git] / widgets / alsabar.lua
index 8331c54ef50a0346a010f7626fe1985c8abf9eb4..628e8386fd527ccec7729cd9d08943116a7ddac4 100644 (file)
                                                   
 --]]
 
-local newtimer     = require("lain.helpers").newtimer
-
+local helpers      = require("lain.helpers")
 local awful        = require("awful")
-local beautiful    = require("beautiful")
 local naughty      = require("naughty")
-
-local io           = { popen  = io.popen }
+local wibox        = require("wibox")
 local math         = { modf   = math.modf }
-local string       = { format = string.format, 
+local string       = { format = string.format,
                        match  = string.match,
                        rep    = string.rep }
+local type         = type
 local tonumber     = tonumber
-
 local setmetatable = setmetatable
 
 -- ALSA volume bar
 -- lain.widgets.alsabar
-local alsabar =
-{
-  channel = "Master",
-  step    = "5%",
-
-  colors =
-  {
-     background = beautiful.bg_normal,
-     mute       = "#EB8F8F",
-     unmute     = "#A4CE8A"
-  },
-
-  terminal = terminal or "xterm",
-  mixer    = terminal .. " -e alsamixer",
-
-  notifications =
-  {
-     font      = beautiful.font:sub(beautiful.font:find(""), beautiful.font:find(" ")),
-     font_size = "11",
-     color     = beautiful.fg_focus,
-     bar_size  = 18 
-  },
-
-  _current_level = 0,
-  _muted         = false
+local alsabar = {
+    colors = {
+        background = "#000000",
+        mute       = "#EB8F8F",
+        unmute     = "#A4CE8A"
+    },
+
+    _current_level = 0,
+    _muted         = false
 }
 
-function alsabar.notify()
-  alsabar.update()
-
-       local preset =
-       {
-      title   = "",
-      text    = "",
-      timeout = 4,
-      font    = alsabar.notifications.font .. " " ..
-                alsabar.notifications.font_size,
-      fg      = alsabar.notifications.color
-       }
-
-       if alsabar._muted
-  then
-               preset.title = alsabar.channel .. " - Muted"
-       else
-               preset.title = alsabar.channel .. " - " .. alsabar._current_level * 100 .. "%"
-       end
-
-  int = math.modf(alsabar._current_level * alsabar.notifications.bar_size)
-  preset.text = "["
-                .. string.rep("|", int)
-                .. string.rep(" ", alsabar.notifications.bar_size - int)
-                .. "]"
-
-  if alsabar._notify ~= nil then
-               alsabar._notify = naughty.notify ({
-        replaces_id = alsabar._notify.id,
-                         preset      = preset
-    })
-       else
-               alsabar._notify = naughty.notify ({
-        preset = preset
-    })
-       end
-end
-
 local function worker(args)
-    local args = args or {}
-    local timeout = args.timeout or 4
-    local width = args.width or 63
-    local height = args.heigth or 1
-    local ticks = args.ticks or true
+    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
-    local vertical = args.vertical or false
+    local vertical   = args.vertical or false
+
+    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
 
-    alsabar.channel = args.channel or alsabar.channel
-    alsabar.step = args.step or alsabar.step
-    alsabar.colors = args.colors or alsabar.colors
-    alsabar.notifications = args.notifications or alsabar.notifications
+    local format_cmd = string.format("%s get %s", alsabar.cmd, alsabar.channel)
 
-    alsabar.bar = awful.widget.progressbar()
+    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,
+        layout           = vertical and wibox.container.rotate
+    }
 
-    alsabar.bar:set_background_color(alsabar.colors.background)
-    alsabar.bar:set_color(alsabar.colors.unmute)
     alsabar.tooltip = awful.tooltip({ objects = { alsabar.bar } })
-    alsabar.bar:set_width(width)
-    alsabar.bar:set_height(height)
-    alsabar.bar:set_ticks(ticks)
-    alsabar.bar:set_ticks_size(ticks_size)
-
-    if vertical then alsabar.bar:set_vertical(true) end
-
-    function alsabar.update()
-        -- Get mixer control contents
-        local f = io.popen("amixer get " .. alsabar.channel)
-        local mixer = f:read("*all")
-        f:close()
-
-        -- Capture mixer control state:          [5%] ... ... [on]
-        local volu, mute = string.match(mixer, "([%d]+)%%.*%[([%l]*)") 
-
-        if volu == nil then
-            volu = 0
-            mute = "off"
-        end
-
-        alsabar._current_level = tonumber(volu) / 100
-        alsabar.bar:set_value(alsabar._current_level)
-
-        if not mute and tonumber(volu) == 0 or mute == "off"
-        then
-            alsabar._muted = true
-            alsabar.tooltip:set_text (" [Muted] ")
-            alsabar.bar:set_color(alsabar.colors.mute)
-        else
-            alsabar._muted = false
-            alsabar.tooltip:set_text(string.format(" %s:%s ", alsabar.channel, volu))
-            alsabar.bar:set_color(alsabar.colors.unmute)
-        end
+
+    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
 
-    newtimer("alsabar", timeout, alsabar.update)
-
-    alsabar.bar:buttons (awful.util.table.join (
-          awful.button ({}, 1, function()
-            awful.util.spawn(alsabar.mixer)
-          end),
-          awful.button ({}, 3, function()
-            awful.util.spawn(string.format("amixer set %s toggle", alsabar.channel))
-            alsabar.update()
-          end),
-          awful.button ({}, 4, function()
-            awful.util.spawn(string.format("amixer set %s %s+", alsabar.channel, alsabar.step))
-            alsabar.update()
-          end),
-          awful.button ({}, 5, function()
-            awful.util.spawn(string.format("amixer set %s %s-", alsabar.channel, alsabar.step))
-            alsabar.update()
-          end)
-    ))
+    helpers.newtimer(string.format("alsabar-%s-%s", alsabar.cmd, alsabar.channel), timeout, alsabar.update)
 
     return alsabar
 end