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#!/usr/bin/env ruby
# requires dmenu, sselp, xclip
# `kill -s USR1 $PID' invokes selection process
CLIPBOARD_VERSION = "0.1"
CLIPBOARD_RELEASE_DATE = "2008-07-22"
FONT="-*-terminus-medium-*-*-*-13-*-*-*-*-*-iso10646-*"
MENUBGCOLOR="#006699"
MENUFGCOLOR="#ffffff"
MENUSELBGCOLOR="#eeeeee"
MENUSELFGCOLOR="#222222"
NO_OF_BUFF = 10
REFRESH_PERIOD= 1
selection = ''
oldselection = ''
sel_buffer = Array.new
class String
def lazy_shellescape
self.dup.gsub(/([`"\\])/) { |s| '\\' << s }
end
end
command = "ps ax|grep '#{$0}'|grep -v grep"
proc = `#{command}`.strip.scan(/^[0-9]+/)[0].to_i
system "kill -9 #{proc}" if proc > 0 and proc != $$
trap("SIGUSR1") do
list = Array.new
sel_buffer.each { |curr| list.push(curr.gsub(/\n/, " ").lazy_shellescape.concat("\n")) }
list[-1].reverse.gsub!(/\n/, "")
puts list
choice = `echo "#{list.reverse.to_s}"|dmenu -fn "#{FONT}" -nb "#{MENUBGCOLOR}" \
-nf "#{MENUFGCOLOR}" -sb "#{MENUSELBGCOLOR}" -sf "#{MENUSELFGCOLOR}"`.lazy_shellescape
puts "Auswahl: #{choice}"
puts "liste: #{list}listenende"
if(choice.length > 0)
obj_id = list.rindex(choice+"\n") || obj_id = list.rindex(choice)
print obj_id, ": ", choice, "\n"
selection = sel_buffer[obj_id]
oldselection = selection
puts selection
cmd = %Q{echo "#{selection.lazy_shellescape}" | xclip -i}
puts cmd
system cmd
end
end
loop do
begin
selection = `sselp`.strip # sselp is much faster than xclip
if selection != oldselection
oldselection = selection
sel_buffer.push(selection)
sel_buffer.uniq!
sel_buffer.shift if sel_buffer.length > NO_OF_BUFF
puts "#{sel_buffer.length}: #{selection}"
end
rescue
$stderr.puts $!
end
sleep REFRESH_PERIOD
end
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