Class: PPool::CursesProcessController

Inherits:
TimedProcessController show all
Defined in:
lib/curses_process_controller.rb

Instance Method Summary collapse

Methods inherited from TimedProcessController

#dec_size, #delay, #finished, #finishing, #finishing?, #inc_size, #num_processes, #process_started, #running?, #set_size

Methods inherited from ShellProcessController

#delete_log_file, #info, #process_ended, #run_process

Methods inherited from BasicProcessController

#delay, #info, #num_processes, #process_ended, #process_started, #run_process, #running?, #time_running, #time_running_secs

Constructor Details

#initialize(size, delay, script, time, logdir, rmlogs) ⇒ CursesProcessController

Returns a new instance of CursesProcessController.



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# File 'lib/curses_process_controller.rb', line 31

def initialize(size, delay, script, time, logdir, rmlogs)
  super(size, delay, script, time, logdir, rmlogs)
  @msg = ""
  @last_stats = {}
  init_window
end

Instance Method Details

#draw_window ⇒ Object 



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# File 'lib/curses_process_controller.rb', line 95

def draw_window
   @win.clear
   @win.attron(Curses.color_pair(1)|Curses::A_NORMAL) {
	 @win.box('|', '-')
   }

end

#init_window ⇒ Object 



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# File 'lib/curses_process_controller.rb', line 74

def init_window

   info "init_window"

   Curses.init_screen
   Curses.start_color
   Curses.init_pair(1, Curses::COLOR_BLUE, Curses::COLOR_BLACK) 
   Curses.init_pair(2, Curses::COLOR_RED, Curses::COLOR_BLACK) 
   Curses.init_pair(3, Curses::COLOR_WHITE, Curses::COLOR_BLACK) 

   lines = Curses.lines
   cols = Curses.cols

   height = 12
   width = 70

   @win = Curses::Window.new(height, width, 2, 2)

   draw_window 
end

#process_keys ⇒ Object 



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# File 'lib/curses_process_controller.rb', line 123

def process_keys 

   # Need to reset keyboard handling after a process
   # has been forked.
   Curses.noecho
   Curses.cbreak
   Curses.nonl 
   Curses.curs_set(0)
   @win.keypad = true
   @win.nodelay = true
	
  c = @win.getch
  case c
  when '+', Curses::KEY_UP
    inc_size
  when '-', Curses::KEY_DOWN
    dec_size
  when '0'..'9'
    set_size(c.to_i)
  when 'q', 'Q'
    finishing
  when 'x', 'X'
	terminate
  end
end

#progress(stats) ⇒ Object 



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# File 'lib/curses_process_controller.rb', line 38

def progress(stats)

  @last_stats = stats

  draw_window

  @win.attron(Curses.color_pair(3)|Curses::A_BOLD) {
	@win.setpos(2 , 5)
	@win.addstr("Time      #{time_running}")
	@win.setpos(3 , 5)
	@win.addstr("Size      #{@size}")
	@win.setpos(4 , 5)
	@win.addstr("Running   #{stats[:active_processes]}")
	@win.setpos(5 , 5)
	@win.addstr("Started   #{stats[:processes_started]}")
	@win.setpos(6 , 5)
	@win.addstr("Ended     #{stats[:processes_ended]}")
	@win.setpos(7 , 5)
	@win.addstr("Errors    #{stats[:errors]}")
	@win.setpos(8 , 5)
	@win.addstr("Logs      #{@logdir}")
	@win.setpos(9 , 5)
	@win.addstr("          #{@msg}")
  }

  process_keys

  if finishing?
	if stats[:active_processes] == 0
	  finished
	end
  end
  @win.refresh

end

#terminate ⇒ Object 



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# File 'lib/curses_process_controller.rb', line 103

def terminate

  info "terminate"
  Curses.close_screen 

  puts ""
  puts "Time     #{time_running}"
  puts "Size     #{@size}"
  puts "Running  #{@last_stats[:active_processes]}"
  puts "Started  #{@last_stats[:processes_started]}"
  puts "Ended    #{@last_stats[:processes_ended]}"
  puts "Errors   #{@last_stats[:errors]}"
  puts "Logs     #{@logdir}"
  puts "         #{@msg}"
  puts ""

  exit(0)
end