forks!
Signed-off-by: fbt <fbt@fleshless.org>
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9175caa94d
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151
moltenbar
151
moltenbar
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@ -1,29 +1,49 @@
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#!/usr/bin/env ruby
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require 'yaml'
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require 'erb'
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$PROGRAM_NAME = "moltenbar"
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$queue = Queue.new
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$panel_data = Hash.new("")
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$children = []
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class ModBasic
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def mainloop()
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thread = Thread.new {
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self.data_loop()
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}
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return thread
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# Base worker class
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class Worker
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def initialize(config, name)
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@config = config
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@name = name
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end
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def data_loop()
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while true do
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t = Time.new
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$panel_data[:dummy] = "#{t}: I am a dummy!"
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$queue << 1
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def run()
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@wpid = fork do
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$PROGRAM_NAME = "moltenbar: worker (#{@name})"
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Signal.trap("INT") do; end
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@pipe_in = File.open(@config['fifo_in'], "w")
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@pipe_in.sync = true
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mainloop()
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end
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return @wpid
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end
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def mainloop()
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loop do
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@pipe_in.puts "#{@name}\0I am a dummy\n"
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sleep(1)
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end
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end
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def get_pid()
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return @wpid
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end
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def kill()
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begin
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if Process.getpgid(@wpid) == Process.getpgid($$)
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puts "Killing pid: #{@wpid}"
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Process.kill("HUP", @wpid)
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end
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rescue Errno::ESRCH => err
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puts "#{err}: #{@wpid}"
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end
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end
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end
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class ::String
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@ -32,16 +52,34 @@ class ::String
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end
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end
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module Modules
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@modules = {}
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def self.add(name, class_name)
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@modules[name] = class_name
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end
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def self.get
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return @modules
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end
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end
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# Kill the workers.
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def cleanup(workers)
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for w in workers do
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w.kill
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end
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end
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def get_x_dims
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return `xrandr`.scan(/current (\d+) x (\d+)/).flatten
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end
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at_exit do
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$children.each do |pid|
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puts "Killing pid: #{pid}"
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Process.kill("TERM", pid)
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end
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end
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require 'erb'
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require 'yaml'
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workers = []
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panel_data = {}
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if ENV["XDG_CONFIG_HOME"] == nil
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conf_dir = ENV["HOME"] + "/.config/moltenbar"
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@ -52,44 +90,63 @@ end
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config_file = conf_dir + "/rc.yaml"
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mod_dir = conf_dir + "/mod"
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$config = YAML.load_file(config_file)
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puts config_file
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Dir["#{mod_dir}/*"].each do |file|
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load file
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config = YAML.load_file(config_file)
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# Create a named pipe unless one exists
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File.mkfifo(config['fifo_in']) unless File.exist?(config['fifo_in'])
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File.mkfifo(config['fifo_out']) unless File.exist?(config['fifo_out'])
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for m in config['modules'] do
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load("#{mod_dir}/#{m}")
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end
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if $config['geometry'] == nil
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$config['gap'] ||= 0
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$config['height'] ||= 14
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gap = $config['gap'].to_i
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Modules.get.each do |k, v|
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m = Object.const_get(v).new(config, k)
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workers << m
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if $config['width'] == nil
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m.run
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end
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Signal.trap("INT") do cleanup(workers); end
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Signal.trap("TERM") do cleanup(workers); end
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pipe_in = File.open(config['fifo_in'], "r")
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if config['geometry'] == nil
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config['gap'] ||= 0
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config['height'] ||= 14
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gap = config['gap'].to_i
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if config['width'] == nil
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y, x = get_x_dims()
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$config['width'] = y.to_i - (gap * 2)
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config['width'] = y.to_i - (gap * 2)
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end
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$config['geometry'] = "#{$config['width']}x#{$config['height']}+#{gap}+#{gap}"
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config['geometry'] = "#{config['width']}x#{config['height']}+#{gap}+#{gap}"
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end
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lemonbar_cmd = [
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"lemonbar",
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"-g", $config['geometry'],
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"-f", $config['fontspec'],
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"-n", $config['window_name'],
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"-a", $config['active_areas'],
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"-F", $config['colours']['fg'],
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"-B", $config['colours']['bg']
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"-g", config['geometry'],
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"-f", config['fontspec'],
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"-n", config['window_name'],
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"-a", config['active_areas'],
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"-F", config['colours']['fg'],
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"-B", config['colours']['bg']
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]
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puts "Launching lemonbar as: " + lemonbar_cmd.join(" ")
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trap("SIGINT") { exit 0 }
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trap("SIGUSR1") { $queue << 1 }
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IO.popen(lemonbar_cmd, "w") do |pipe_out|
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pipe_out.sync = true
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IO.popen(lemonbar_cmd, "w") do |pipe|
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while true do
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data = $queue.pop
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pipe.puts $config['format'].erb
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pipe_in.each do |line|
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mod_name, data = line.chomp.split("\0")
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panel_data[mod_name] = data
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pipe_out.puts config['format'].erb
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end
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end
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@ -1,17 +1,28 @@
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# vim: ft=yaml sw=2 et
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#geometry: '1902x14+9+9'
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bspwm: true
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height: 14
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gap: 9
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fontspec: '-*-terminesspowerline-medium-*-normal-*-14-*-*-*-*-*-iso10646-*'
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window_name: 'moltenbar'
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active_areas: '128'
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format: "<%= $panel_data[:bspwm_pager] %><%= $panel_data[:bspwm_taskbar] %>%{r}%{F<%= $config['colours']['bg_focused'] %>}%{F-}%{B<%= $config['colours']['bg_focused'] %>} LA: <%= $panel_data[:load_average] %> Network: <%= $panel_data[:network] %> <%= $panel_data[:date] %> %{B-}"
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fifo_in: "/run/user/1000/moltenbar_in.fifo"
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fifo_out: "/run/user/1000/moltenbar_out.fifo"
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modules:
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- bspwm_pager
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- date
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- bspwm_taskbar
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- load_average
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- network
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format: "<%= panel_data['bspwm_pager'] %><%= panel_data['bspwm_taskbar'] %>%{r}%{F<%= config['colours']['bg_focused'] %>}%{F-}%{B<%= config['colours']['bg_focused'] %>} LA: <%= panel_data['load_average'] %> Network: <%= panel_data['network'] %> <%= panel_data['date'] %> %{B-}"
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colours:
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fg: '#f9f9f9'
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fg_focused: '#f9f9f9'
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bg: '#29303A'
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bg_focused: '#467EC2'
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# Module settings
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mod:
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bspwm_pager:
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colour_focused: '#f9f9f9'
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blacklist:
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-h
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bspwm_taskbar:
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begin: "%{F<%= $config['colours']['bg'] %>}%{B<%= $config['colours']['bg_focused'] %>}%{F-} "
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end: "%{F<%= $config['colours']['bg_focused'] %>} %{B-} "
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begin: "%{F<%= config['colours']['bg'] %>}%{B<%= config['colours']['bg_focused'] %>}%{F-} "
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end: "%{F<%= config['colours']['bg_focused'] %>} %{B-} "
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date:
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format: '%A, %Y.%m.%d %H:%M:%S'
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load_average:
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