Class: Term

Inherits:
ArcadiaExtPlus show all
Defined in:
ext/ae-term/ae-term.rb

Instance Attribute Summary

Attributes inherited from ArcadiaExtPlus

#index

Attributes inherited from ArcadiaExt

#arcadia, #name

Instance Method Summary collapse

Methods inherited from ArcadiaExtPlus

#activate, #activate_main, #active?, #active_instance, #clean_instance, #clone, #deduplicate, #duplicate, #exist_name?, #frame, #initialize, #instance_index, instances, #instances, #main_instance, #main_instance?, #new_name, #on_destroy_instance

Methods inherited from ArcadiaExt

#add_to_conf_property, #array_conf, #conf, #conf_array, #conf_default, #del_from_conf_property, #exec, #float_frame, #frame, #frame_def_visible?, #frame_domain, #frame_domain_default, #frame_visible?, #hide_frame, #initialize, #maximize, #maximized?, #restore_default_conf

Constructor Details

This class inherits a constructor from ArcadiaExtPlus

Instance Method Details

#do_after_run_xterm ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 65

def do_after_run_xterm
  if !@bind_after_run
    @bind_after_run = true
    frame.hinner_frame.bind_append("Configure", proc{|w,h| resize(w,h)}, "%w %h")
    frame.hinner_frame.bind_append("Map", proc{do_run_xterm(conf('dir')) if !xterm_running?})
  end 
end

#do_run_external_term(_dir) ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 131

def do_run_external_term(_dir)
  if Arcadia.is_windows?
    system("cd #{_dir} & start cdm")
  else
    system("cd #{_dir}; xterm &")
  end
end

#do_run_xterm(_dir = '~') ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 77

def do_run_xterm(_dir='~')
  return if @running
  @running = true
  killall_xterm
  self.frame.show_anyway
  conf("create",'yes')
  conf("dir",_dir)
  id_int = eval(frame.hinner_frame.winfo_id).to_i
  #Arcadia.runtime_error_msg("CREO XTERM #{xterm_class} con id #{id_int}")
  cmd = "cd #{_dir} ; xterm -into #{id_int} -bg '#{conf('color.bg')}' -fg #{conf('color.fg')} -fa '#{conf('font')}' -class #{xterm_class}  +sb  +hold"
  fi_pid=-1
  Thread.new do
    #open("|#{cmd}"){|f|  @xterm_pid = f.read.strip if f }
    system(cmd)
    @xterm_pid = -1
    if !@finalizing
      do_xterm_exit
    end
  end
  maxtimes = 100
  t=0
  while  (@xterm_pid == -1 || @xterm_pid.nil? || @xterm_pid.length == 0) && t < maxtimes 
    open("|xdotool search --limit 1 --class #{xterm_class} "){|f|  fi_pid = f.read.strip if f }
    @xterm_pid = fi_pid
    t=t+1
  end
  #Arcadia.runtime_error_msg("assegno al xterm #{xterm_class} xterm_pid #{@xterm_pid}")
  resize()
  @running = false
end

#do_xterm_exit ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 112

def do_xterm_exit
  if main_instance?
    conf("create",'no')
    hide_frame
  else
    clean_instance
  end
end

#killall_xterm ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 53

def killall_xterm
  return if !@has_xdotool
  fi_pids_string = open("|xdotool search --class #{xterm_class} "){|f|  f.read.strip }
  if fi_pids_string && fi_pids_string.length > 0
    fi_pids_array = fi_pids_string.split
    fi_pids_array.each{|fi_pid| system("xdotool windowkill #{fi_pid}")
      #p "KILLO XTERM #{xterm_class} pid #{fi_pid}"
    }
    #Arcadia.runtime_error_msg("kill per #{xterm_class} #{ fi_pids_string }")
  end
end

#on_before_build(_event) ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 10

def on_before_build(_event)
  @has_xterm = !Arcadia.which("xterm").nil?
  @has_xdotool = !Arcadia.which("xdotool").nil?
  @can_run = @has_xterm || Arcadia.is_windows? 
  if !Arcadia.is_windows?
    if !@has_xterm
      msg = Arcadia.text("ext.term.dependences_missing.xterm.msg")
      ArcadiaProblemEvent.new(self, "type"=>ArcadiaProblemEvent::DEPENDENCE_MISSING_TYPE,"title"=>Arcadia.text("ext.term.dependences_missing.xterm.title"), "detail"=>msg).go!
    end
    if !@has_xdotool
      msg = Arcadia.text("ext.term.dependences_missing.xdotool.msg")
      ArcadiaProblemEvent.new(self, "type"=>ArcadiaProblemEvent::DEPENDENCE_MISSING_TYPE,"title"=>Arcadia.text("ext.term.dependences_missing.xdotool.title"), "detail"=>msg).go!
    end
  end
end

#on_build(_event) ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 26

def on_build(_event)
  if main_instance? && @can_run
    Arcadia.attach_listener(self, TermEvent)
  end
end

#on_finalize(_event) ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 47

def on_finalize(_event)
  return if Arcadia.is_windows?
  @finalizing = true
  killall_xterm if @has_xterm && @has_xdotool
end

#on_initialize(_event) ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 32

def on_initialize(_event)
  # called at startup
  return if Arcadia.is_windows?
  @xterm_pid = -1
  @finalizing = false
  @bind_after_run = false
  if conf("create") == "yes" && @has_xterm && @has_xdotool
    frame
    Thread.new{
      do_run_xterm(conf('dir'))
      do_after_run_xterm
    }
  end
end

#on_term(_event) ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 139

def on_term(_event)
  if !@has_xdotool || Arcadia.is_windows?
    do_run_external_term(_event.dir)
  else 
    if xterm_running?
      saved_main_conf = conf('create')
      conf("create",'no')
      new_instance = duplicate
      conf("create",saved_main_conf)
      if !new_instance.xterm_running?
        new_instance.frame
        Thread.new{
          new_instance.do_run_xterm(_event.dir)
          new_instance.do_after_run_xterm
        } 
      end
    else
      frame
      Thread.new{
        do_run_xterm(_event.dir)
        do_after_run_xterm
      }
    end
  end
end

#resize(w = nil, h = nil) ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 121

def resize(w=nil,h=nil)
  return if !@has_xdotool
  if @xterm_pid != -1
    w = TkWinfo.width(frame.hinner_frame) if w.nil?
    h = TkWinfo.height(frame.hinner_frame) if h.nil?
    cmd = "xdotool windowsize #{@xterm_pid} #{w} #{h}"
    system(cmd) 
  end
end

#xterm_class ⇒ Object 



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# File 'ext/ae-term/ae-term.rb', line 73

def xterm_class
  "xarc#{instance_index}"
end

#xterm_running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ext/ae-term/ae-term.rb', line 108

def xterm_running?
  @xterm_pid != -1
end