]> git.madduck.net Git - etc/awesome.git/blob - widgets/base.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:

fixing small issue on previous commit, first_line function returns string, not integer
[etc/awesome.git] / widgets / base.lua
1
2 --[[
3                                                   
4      Licensed under GNU General Public License v2 
5       * (c) 2014, Luke Bonham                     
6                                                   
7 --]]
8
9 local newtimer     = require("lain.helpers").newtimer
10 local read_pipe    = require("lain.helpers").read_pipe
11
12 local wibox        = require("wibox")
13
14 local setmetatable = setmetatable
15
16 -- Basic template for custom widgets
17 -- lain.widgets.base
18
19 local function worker(args)
20     local base     = {}
21     local args     = args or {}
22     local timeout  = args.timeout or 5
23     local cmd      = args.cmd or ""
24     local settings = args.settings or function() end
25
26     base.widget = wibox.widget.textbox('')
27
28     function base.update()
29         output = read_pipe(cmd)
30         widget = base.widget
31         settings()
32     end
33
34     newtimer(cmd, timeout, base.update)
35
36     return setmetatable(base, { __index = base.widget })
37 end
38
39 return setmetatable({}, { __call = function(_, ...) return worker(...) end })