Add CPU widget

cpu.lua

@@ -0,0 +1,63 @@
+local awful = require("awful")
+local gears = require("gears")
+local vicious = require("vicious")
+local wibox = require("wibox")
+
+local widget = wibox.widget {
+   {
+      id = "icon",
+      widget = wibox.widget.imagebox,
+      resize = true
+   },
+   {
+      id = "text",
+      widget = wibox.widget.textbox,
+      resize = true,
+      forced_width = 30,
+      align = "right"
+   },
+   layout = wibox.layout.align.horizontal
+}
+local cpus = {}
+
+vicious.register(widget.text, vicious.widgets.cpu,
+    function (w, args)
+        for i,val in ipairs(args) do
+            cpus[i] = args[i + 1]
+        end
+        return " " .. args[1] .. "%"
+    end, 2)
+
+-- TODO change cpu govenour
+widget:buttons(awful.util.table.join(
+    awful.button({}, 1, nil, function()
+    end
+    )
+))
+
+-- These icons should come as beautiful.icons
+function widget.set_icons(cpu)
+    widget.icon:set_image(cpu)
+end
+
+-- TODO show cpu bars in tooltip
+awful.tooltip(
+   {
+      objects = { widget },
+      mode = "outside",
+      align = "right",
+      fg = "white",
+      margin_leftright = 10,
+      margin_topbottom = 10,
+      timer_function = function()
+          local strings = {}
+          for i, val in ipairs(cpus) do
+              strings[i] = "CPU " .. i .. ": " .. val .. "%"
+          end
+          return "CPU count: " .. #(cpus) .. "\n" .. table.concat(strings, "\n")
+      end,
+      preferred_positions = {"right", "left", "top", "bottom"}
+   }
+)
+
+return widget