108 lines
2.7 KiB
Lua
108 lines
2.7 KiB
Lua
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local naughty = require("naughty")
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local wibox = require("wibox")
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local awful = require("awful")
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local ret = {}
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ret.widget = wibox.widget.textbox()
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ret.widget:set_align("right")
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ret.widget.font = "Ubuntu Mono"
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local total_text = ""
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local position = 1
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local width = 30
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local dots = 3
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local last_notification = nil
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local function string_starts_with(String,Start)
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return string.sub(String,1,string.len(Start))==Start
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end
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local function string_split(str, delimiter)
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if str == nil then
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return {}
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end
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local ret = {''}
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count = 1
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for i = 1, string.len(str) do
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local c = str:sub(i,i)
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if c == delimiter then
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count = count + 1
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ret[count] = ''
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else
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ret[count] = ret[count] .. c
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end
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end
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return ret
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end
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local function pad(str, len, char)
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if char == nil then char = ' ' end
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return str .. string.rep(char, len - #str)
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end
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local function set_text(text)
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total_text = text[1]
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if last_notification ~= nil then
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naughty.destroy(last_notification)
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end
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if text[2] == nil then
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return
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end
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elts = string_split(text[1], '-')
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artist = string.sub(elts[1], 1, -1)
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album = string.sub(elts[2], 2, -1)
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song = string.sub(elts[3], 2)
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notification_text = '\n' .. album .. '\n' .. song .. '\n'
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if string.len(total_text) >= width then
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position = math.floor((width - string.len(total_text)) / 2)
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end
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update_widget()
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end
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ret.execute_command = function(command)
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local fd = io.popen('music-client ' .. command)
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local text = string_split(fd:read('*all'), '\n')
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local rc = {fd:close()}
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if rc[3] == 0 then
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if string_starts_with(command, 'file') or string_starts_with(command, 'next') or string_starts_with(command, 'previous') then
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set_text(text)
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elseif string_starts_with(command, 'noop') then
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total_text = text[1]
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position = math.floor((width - string.len(total_text)) / 2)
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end
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else
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set_text({'music-server not running'})
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end
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end
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function update_widget()
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if string.len(total_text) < width then
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ret.widget:set_text(pad(total_text, width, ' '))
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else
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local pos = math.min(position, string.len(total_text) - width)
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pos = math.max(1, pos)
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ret.widget:set_text(string.sub(total_text, pos, pos + width))
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position = position + 1
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if position > string.len(total_text) then
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position = math.floor((width - string.len(total_text)) / 2)
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end
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end
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end
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ret.execute_command('noop')
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ret.widget.timer = timer({timeout=0.2})
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ret.widget.timer:connect_signal("timeout", update_widget)
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ret.widget.timer:start()
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ret.widget = ret.widget
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return ret
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