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[etc/awesome.git] / widgets / contrib / task.lua
1
2 --[[
3                                                   
4      Licensed under GNU General Public License v2 
5       * (c) 2013, Jan Xie                         
6                                                   
7 --]]
8
9 local icons_dir    = require("lain.helpers").icons_dir
10
11 local awful        = require("awful")
12 local beautiful    = require("beautiful")
13 local naughty      = require("naughty")
14
15 local io           = io
16 local string       = { len = string.len }
17 local tonumber     = tonumber
18
19 local setmetatable = setmetatable
20
21 -- Taskwarrior notification
22 -- lain.widgets.contrib.task
23 local task = {}
24
25 local task_notification = nil
26
27 function findLast(haystack, needle)
28     local i=haystack:match(".*"..needle.."()")
29     if i==nil then return nil else return i-1 end
30 end
31
32 function task.hide()
33     if task_notification ~= nil then
34         naughty.destroy(task_notification)
35         task_notification = nil
36     end
37 end
38
39 function task.show(scr_pos)
40     task.hide()
41
42     local f, c_text, scrp
43
44     if task.followtag then
45         scrp = awful.screen.focused()
46     else
47         scrp = scr_pos or task.scr_pos
48     end
49
50     f = io.popen('task ' .. task.cmdline)
51     c_text = "<span font='"
52              .. task.font .. " "
53              .. task.font_size .. "'>"
54              .. awful.util.escape(f:read("*all"):gsub("\n*$", ""))
55              .. "</span>"
56     f:close()
57
58     task_notification = naughty.notify({ title = "[task next]",
59                                          text = c_text,
60                                          icon = task.notify_icon,
61                                          position = task.position,
62                                          fg = task.fg,
63                                          bg = task.bg,
64                                          timeout = task.timeout,
65                                          screen = scrp
66                                      })
67 end
68
69 function task.prompt_add()
70   awful.prompt.run({ prompt = "Add task: " },
71       mypromptbox[awful.screen.focused()].widget,
72       function (...)
73           local f = io.popen("task add " .. ...)
74           c_text = "\n<span font='"
75                    .. task.font .. " "
76                    .. task.font_size .. "'>"
77                    .. awful.util.escape(f:read("*all"))
78                    .. "</span>"
79           f:close()
80
81           naughty.notify({
82               text     = c_text,
83               icon     = task.notify_icon,
84               position = task.position,
85               fg       = task.fg,
86               bg       = task.bg,
87               timeout  = task.timeout,
88           })
89       end,
90       nil,
91       awful.util.getdir("cache") .. "/history_task_add")
92 end
93
94 function task.prompt_search()
95   awful.prompt.run({ prompt = "Search task: " },
96       mypromptbox[awful.screen.focused()].widget,
97       function (...)
98           local f = io.popen("task " .. ...)
99           c_text = f:read("*all"):gsub(" \n*$", "")
100           f:close()
101
102           if string.len(c_text) == 0
103           then
104               c_text = "No results found."
105           else
106               c_text = "<span font='"
107                        .. task.font .. " "
108                        .. task.font_size .. "'>"
109                        .. awful.util.escape(c_text)
110                        .. "</span>"
111           end
112
113           naughty.notify({
114               title    = "[task next " .. ... .. "]",
115               text     = c_text,
116               icon     = task.notify_icon,
117               position = task.position,
118               fg       = task.fg,
119               bg       = task.bg,
120               timeout  = task.timeout,
121               screen   = awful.screen.focused()
122           })
123       end,
124       nil,
125       awful.util.getdir("cache") .. "/history_task")
126 end
127
128 function task.attach(widget, args)
129     local args       = args or {}
130
131     task.font_size   = tonumber(args.font_size) or 12
132     task.font        = args.font or beautiful.font:sub(beautiful.font:find(""),
133                        findLast(beautiful.font, " "))
134     task.fg          = args.fg or beautiful.fg_normal or "#FFFFFF"
135     task.bg          = args.bg or beautiful.bg_normal or "#FFFFFF"
136     task.position    = args.position or "top_right"
137     task.timeout     = args.timeout or 7
138     task.scr_pos     = args.scr_pos or 1
139     task.followtag   = args.followtag or false
140     task.cmdline     = args.cmdline or "next"
141
142     task.notify_icon = icons_dir .. "/taskwarrior/task.png"
143     task.notify_icon_small = icons_dir .. "/taskwarrior/tasksmall.png"
144
145     widget:connect_signal("mouse::enter", function () task.show(task.scr_pos) end)
146     widget:connect_signal("mouse::leave", function () task.hide() end)
147 end
148
149 return setmetatable(task, { __call = function(_, ...) return create(...) end })