#!/usr/bin/python3
# -*- coding: utf-8 -*-

####################################
###           Módulos            ###
####################################
import dbus
from gi.repository import Gtk
from gi.repository import Gdk
from dbus.mainloop.glib import DBusGMainLoop


# Hay que hacer este llamado antes de definir el bus
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)

####################################
###             Bus              ###
####################################
bus = dbus.SessionBus()
jack_control_obj = bus.get_object("org.jackaudio.service", "/org/jackaudio/Controller")
jack_control_ifa = dbus.Interface(jack_control_obj, "org.jackaudio.JackPatchbay")

graph = jack_control_ifa.GetGraph(0)

####################################
###          Funciones           ###
####################################
def match_func_tree(model, iter, data):
  column, key = data # data es una tupla que contiene número de columna, clave (key)
  value = model.get_value(iter, column)
  return value == key

def search_tree(model, iter, func, data, include_children = False):
  while iter:
    if func(model, iter, data):
      return iter
    if include_children:
      result = search(model, model.iter_children(iter), func, data)
      if result: return result
    iter = model.iter_next(iter)
  return None

def get_tree(model, iter, recursive = False):
  store = []
  while iter:
    store.append(iter)
    if recursive:
      store.append(get_tree(model, model.iter_children(iter), recursive=True))
    iter = model.iter_next(iter)
  return store

def get_tree_len(model, iter, recursive = False):
  i = 0
  while iter:
    i += 1
    if recursive:
      i += get_tree_len(model,  model.iter_children(iter), recursive=True)
    iter = model.iter_next(iter)
  return i

def isInputOrOutput(JackPortFlags):
  if((JackPortFlags & 0x1) != 0):
    return "input"
  elif((JackPortFlags & 0x2) != 0):
    return "output"
  elif ((JackPortFlags & 0x1) != 0) & ((JackPortFlags & 0x2) != 0):
    print("Error: Un puerto no puede ser de entrada y salida a la vez")

def getID(search, array, id_index):
  i = 0
  exist = False
  for item in array:
    if item[id_index] == search:
      exist = True
      break
    i += 1
  if exist:
    return i
  else:
    return None

####################################
###          Variables           ###
###          Globales            ###
####################################

### 0: Audio Input
### 1: Audio Output
### 2: Midi Input
### 3: Midi Output
categorized_ports = [[], [], [], []]
for client in graph[1]:
  for port in client[2]:
    # Una explicación breve, esto es para ahorrar un if
    category = int(isInputOrOutput(port[2]) == "output") + int(port[3] == 1) * 2
    client_exist = False
    a_client_id = 0
    for cclient in categorized_ports[category]:
      if cclient[0] == client[0]:
        client_exist = True
        break
      a_client_id += 1
    if not client_exist:
      categorized_ports[category].append([client[0], client[1], []])
      client_id = len(categorized_ports[category]) -1
    categorized_ports[category][a_client_id][2].append([port[0], port[1], port[2], port[3]])

# Base de datos auxiliar de Clientes y Puertos
# clients contiene:
#  [client_id, client_name, client_instances, client_active]
# ports contiene:
#  [client_id, port_id, port_name, port_flags, port_type, port_selected, port_active]
clients = []
ports = []
for client in graph[1]:
  clients.append([client[0], client[1], [], True])
  for port in client[2]:
    ports.append([client[0], port[0], port[1], port[2], port[3], False, True])

# [client1_id, client1_name, port1_id, port1_name, client2_id, client2_name, port2_id, port2_name, connection_id]
connections = graph[2]
# [keyboard_id, keyboard_name, [effect_id, active]]
effects = []

####################################
###             GUI              ###
####################################
class MyWindow(Gtk.Window):
  def __init__(self):
    Gtk.Window.__init__(self, title="Jack Keyboard Manager")
    self.set_default_size(700, 500)

    # Estos dos Arrays contendrán los treestores y los treeviews
    self.TreeStores = [Gtk.TreeStore(int, str), # 0: Audio Input
                       Gtk.TreeStore(int, str), # 1: Audio Output
                       Gtk.TreeStore(int, str), # 2: MIDI Input
                       Gtk.TreeStore(int, str), # 3: MIDI Output
                       Gtk.TreeStore(int, str), # 4: Audio Input Selected
                       Gtk.TreeStore(int, str), # 5: Audio Output Selected
                       Gtk.TreeStore(int, str), # 6: MIDI Input Selected
                       Gtk.TreeStore(int, str)] # 7: MIDI Output Selected
    self.TreeViews = [Gtk.TreeView(self.TreeStores[0]), # 0: Audio Input
                      Gtk.TreeView(self.TreeStores[1]), # 1: Audio Output
                      Gtk.TreeView(self.TreeStores[2]), # 2: MIDI Input
                      Gtk.TreeView(self.TreeStores[3]), # 3: MIDI Output
                      Gtk.TreeView(self.TreeStores[4]), # 4: Audio Input Sel
                      Gtk.TreeView(self.TreeStores[5]), # 5: Audio Output Sel
                      Gtk.TreeView(self.TreeStores[6]), # 6: MIDI Input Sel
                      Gtk.TreeView(self.TreeStores[7])] # 7: MIDI Output Sel

    # Números y letras en orden de un teclado QUERTY español
    numbers = ["1", "2", "3", "4", "5", "6", "7", "8", "9", "0"]
    letters1 = ["q", "w", "e", "r", "t", "y", "u", "i", "o", "p"]
    letters2 = ["a", "s", "d", "f", "g", "h", "j", "k", "l"]
    letters3 = ["z", "x", "c", "v", "b", "n", "m"]
    self.keymap = [letters3, None, letters1+letters2, numbers]
    k_numbers = [49,50,51,52,53,54,55,56,57,48]
    k_letters1 = [113,119,101,114,116,121,117,105,111,112]
    k_letters2 = [97,115,100,102,103,104,106,107,108]
    k_letters3 = [122,120,99,118,98,110,109]
    self.keyvals = [k_letters3, None, k_letters1+k_letters2, k_numbers]

    # Teclado seleccionado en la pestaña Rutas
    # [client_id, client_name, port_id, port_name]
    self.keyboard_selected = None

    # Bloquear los botones de sintetizador
    # Para que no se activen automáticamente
    self.lock_synth = False

    for num in range(8):
      cellRenderer = Gtk.CellRendererText()
      column0 = Gtk.TreeViewColumn("ID", cellRenderer, text=0)
      column1 = Gtk.TreeViewColumn("Puertos", cellRenderer, text=1)
      self.TreeViews[num].append_column(column0)
      self.TreeViews[num].append_column(column1)

    # Caja Principal
    main_box = Gtk.VBox(False, 3)

    # Toda la interfaz se organiza en tres pestañas
    # - La primera para seleccionar dispositivos
    # - La segunda para definir las rutas de Jack
    # - La tercera para configuraciones avanzadas
    notebook = Gtk.Notebook()
    notebook.set_tab_pos(2)

    ### Primera Pestaña: Selección de dispositivos ###
    box = Gtk.VBox(False, 3)

    title = "Seleccione los Teclados"
    frame = Gtk.Frame()
    frame.set_label(title)
    table = Gtk.Table(4,3,True)
    # Modelo teclados
    # Este modelo contiene los puertos para seleccionar los teclados
    # Puertos Midi de Salida
    swT1 = Gtk.ScrolledWindow()
    self.__create_model(3)
    swT1.add(self.TreeViews[3])
    buttonTADD = Gtk.Button("Agregar ->")
    buttonTDEL = Gtk.Button("<- Quitar")
    swT2 = Gtk.ScrolledWindow()
    # Modelo de Teclados Seleccionados
    swT2.add(self.TreeViews[7])
    table.attach(swT1, 0, 1, 0, 4)
    table.attach(buttonTADD, 1, 2, 1, 2)
    table.attach(buttonTDEL, 1, 2, 2, 3)
    table.attach(swT2, 2, 3, 0, 4)
    frame.add(table)
    box.add(frame)

    # Conexión de los botones para teclados
    buttonTADD.connect("clicked", self.__sel_item, self.TreeStores[3], self.TreeViews[3], self.TreeStores[7])
    buttonTDEL.connect("clicked", self.__sel_item, self.TreeStores[7], self.TreeViews[7], self.TreeStores[3])

    title = "Seleccione los Sintetizadores"
    frame = Gtk.Frame()
    frame.set_label(title)
    table = Gtk.Table(4,3,True)
    # Modelo de los sintetizadores
    # Este modelo muestra los puertos para seleccionar sintetizadores
    # Puertos Midi de entrada
    swS1 = Gtk.ScrolledWindow()
    self.__create_model(2)
    swS1.add(self.TreeViews[2])
    buttonSADD = Gtk.Button("Agregar ->")
    buttonSDEL = Gtk.Button("<- Quitar")
    swS2 = Gtk.ScrolledWindow()
    # Modelo de Sintetizadores seleccionados
    swS2.add(self.TreeViews[6])
    table.attach(swS1, 0, 1, 0, 4)
    table.attach(buttonSADD, 1, 2, 1, 2)
    table.attach(buttonSDEL, 1, 2, 2, 3)
    table.attach(swS2, 2, 3, 0, 4)
    frame.add(table)
    box.add(frame)

    # Conexión de los botones para sintetizadores
    buttonSADD.connect("clicked", self.__sel_item, self.TreeStores[2], self.TreeViews[2], self.TreeStores[6])
    buttonSDEL.connect("clicked", self.__sel_item, self.TreeStores[6], self.TreeViews[6], self.TreeStores[2])

    title = "Seleccione los Efectos"
    frame = Gtk.Frame()
    frame.set_label(title)
    table = Gtk.Table(4,3,True)
    swE1 = Gtk.ScrolledWindow()
    self.__create_model(0)
    swE1.add(self.TreeViews[0])
    buttonEADD = Gtk.Button("Agregar ->")
    buttonEDEL = Gtk.Button("<- Quitar")
    swE2 = Gtk.ScrolledWindow()
    swE2.add(self.TreeViews[4])
    table.attach(swE1, 0, 1, 0, 4)
    table.attach(buttonEADD, 1, 2, 1, 2)
    table.attach(buttonEDEL, 1, 2, 2, 3)
    table.attach(swE2, 2, 3, 0, 4)
    frame.add(table)
    box.add(frame)

    # Conexión de los botones para sintetizadores
    buttonEADD.connect("clicked", self.__sel_item, self.TreeStores[0], self.TreeViews[0], self.TreeStores[4], 2)
    buttonEDEL.connect("clicked", self.__sel_item, self.TreeStores[4], self.TreeViews[4], self.TreeStores[0], 2)

    self.TreeViews[0].get_selection().set_mode(Gtk.SelectionMode.MULTIPLE)

    txt = "Puertos"
    label = Gtk.Label(txt)
    notebook.append_page(box, label)

    ### Segunda Pestaña: Selección de salidas ###
    box = Gtk.VBox(False, 3)

    txt = "Salidas"
    label = Gtk.Label(txt)
    notebook.append_page(box, label)

    ### Tercera Pestaña: Rutas Jack ###
    box = Gtk.VBox(False, 3)

    self.RoutesButtons = [[], None, [], []]
    self.RoutesLabels = [[], None, [], []]

    title = "Teclados"
    frame = Gtk.Frame()
    frame.set_label(title)

    box1 = Gtk.HBox(False, 3)
    i = 0
    for number in numbers:
      self.RoutesLabels[3].append(Gtk.Label(number))
      self.RoutesLabels[3][i].set_justify(2)
      self.RoutesButtons[3].append(Gtk.ToggleButton())
      self.RoutesButtons[3][i].add(self.RoutesLabels[3][i])
      self.RoutesButtons[3][i].set_size_request(60,60)
      self.RoutesButtons[3][i].connect("clicked", self.__keyboard, i)
      box1.pack_start(self.RoutesButtons[3][i], False, False, 0)
      i += 1
    frame.add(box1)
    box.pack_start(frame, False, False, 0)

    title = "Sintetizadores"
    frame = Gtk.Frame()
    frame.set_label(title)

    box1 = Gtk.VBox(False, 3)
    # Primera Línea
    box2 = Gtk.HBox(False, 3)
    i = 0
    for letter in letters1:
      self.RoutesLabels[2].append(Gtk.Label(letter))
      self.RoutesLabels[2][i].set_justify(2)
      self.RoutesButtons[2].append(Gtk.ToggleButton())
      self.RoutesButtons[2][i].add(self.RoutesLabels[2][i])
      self.RoutesButtons[2][i].set_size_request(60,60)
      self.RoutesButtons[2][i].connect("clicked", self.__connect_synth, i)
      box2.pack_start(self.RoutesButtons[2][i], False, False, 0)
      i += 1
    box1.pack_start(box2, False, False, 0)
    # Segunda Línea
    box2 = Gtk.HBox(False, 3)
    for letter in letters2:
      self.RoutesLabels[2].append(Gtk.Label(letter))
      self.RoutesLabels[2][i].set_justify(2)
      self.RoutesButtons[2].append(Gtk.ToggleButton())
      self.RoutesButtons[2][i].add(self.RoutesLabels[2][i])
      self.RoutesButtons[2][i].set_size_request(60,60)
      self.RoutesButtons[2][i].connect("clicked", self.__connect_synth, i)
      box2.pack_start(self.RoutesButtons[2][i], False, False, 0)
      i += 1
    box1.pack_start(box2, False, False, 0)
    frame.add(box1)
    box.pack_start(frame, False, False, 0)

    title = "Efectos"
    frame = Gtk.Frame()
    frame.set_label(title)

    box1 = Gtk.HBox(False, 3)
    i = 0
    for letter in letters3:
      self.RoutesLabels[0].append(Gtk.Label(letter))
      self.RoutesLabels[0][i].set_justify(2)
      self.RoutesButtons[0].append(Gtk.ToggleButton())
      self.RoutesButtons[0][i].add(self.RoutesLabels[0][i])
      self.RoutesButtons[0][i].set_size_request(60,60)
      box1.pack_start(self.RoutesButtons[0][i], False, False, 0)
      i += 1
    frame.add(box1)
    box.pack_start(frame, False, False, 0)

    box1 = Gtk.HBox(False, 3)
    self.multiple_synth = Gtk.CheckButton("Múltiples Sintetizadores")
    box1.add(self.multiple_synth)
    box.pack_start(box1, False, False, 0)

    self.connect("key-press-event", self.keypress)

    txt = "Rutas"
    label = Gtk.Label(txt)
    notebook.append_page(box, label)

    ### Cuarta Pestaña: Presets ###
    box = Gtk.VBox(False, 3)

    txt = "Presets"
    label = Gtk.Label(txt)
    notebook.append_page(box, label)
    main_box.pack_start(notebook, True, True, 0)
    self.add(main_box)

    # Añadir o quitar clientes cuando aparecen o desaparaecent
    jack_control_ifa.connect_to_signal("ClientAppeared", self.__add_client)
    jack_control_ifa.connect_to_signal("PortAppeared", self.__add_port)
    jack_control_ifa.connect_to_signal("ClientDisappeared", self.__del_client)
    jack_control_ifa.connect_to_signal("PortDisappeared", self.__del_port)
    # Añadir conecciones cuando se producen
    jack_control_ifa.connect_to_signal("PortsConnected", self.__connection)
    jack_control_ifa.connect_to_signal("PortsDisconnected", self.__disconnection)

  def keypress(self, widget, event):
    for category in [0,2,3]:
      i = 0
      for keyval in self.keyvals[category]:
        if event.keyval == keyval:
          value = self.RoutesButtons[category][i].get_active()
          self.RoutesButtons[category][i].set_active(not value)
        i += 1

  def hide_buttons(self):
    for button in self.RoutesButtons[0]+self.RoutesButtons[2]+self.RoutesButtons[3]:
       button.hide()

  def __create_model(self, num):
    for client in categorized_ports[num]:
      iter = self.TreeStores[num].append(None)
      self.TreeStores[num].set(iter,
                0, client[0],
                1, client[1])
      for port in client[2]:
        child_iter = self.TreeStores[num].append(iter)
        self.TreeStores[num].set(child_iter,
                  0, port[0],
                  1, port[1])
        category = int(isInputOrOutput(port[2]) == "output") + int(port[3] == 1) * 2
        caID = getID(client[0], clients, 0)
        if not category in clients[caID][2]:
          clients[caID][2].append(category)

  def __add_client (self, new_graph_version, client_id, client_name):
    caID = getID(client_name, clients, 1)
    if caID == None:
      clients.append([client_id, client_name, [], True])
    else:
      clients[caID][0] = client_id
      clients[caID][3] = True
      for instance in [i+4 for i in clients[caID][2]]:
        changed_client = search_tree(self.TreeStores[instance], self.TreeStores[instance].iter_children(None), match_func_tree, (1, client_name))
        self.TreeStores[instance].set(changed_client, 0, client_id)

  def __add_port (self, new_graph_version, client_id, client_name, port_id, port_name, port_flags, port_type):
    paID = getID(port_name, ports, 2)
    if paID == None:
      category = int(isInputOrOutput(port_flags) == "output") + int(port_type == 1) * 2
      # Primero hay que agregar los clientes 
      # a las bases de datos que corresponda
      in_client = search_tree(self.TreeStores[category], self.TreeStores[category].iter_children(None), match_func_tree, (0, client_id))
      if not in_client:
        # Y aprovechamos de agregar las instancias del cliente
        clients[getID(client_id, clients, 0)][2].append(category)
        iter = self.TreeStores[category].append(None)
        self.TreeStores[category].set(iter,
                                      0, client_id,
                                      1, client_name)
      # Ahora agregamos los puertos
      in_client = search_tree(self.TreeStores[category], self.TreeStores[category].iter_children(None), match_func_tree, (0, client_id))
      child_iter = self.TreeStores[category].append(in_client)
      self.TreeStores[category].set(child_iter,
                                    0, port_id,
                                    1, port_name)
      ports.append([client_id, port_id, port_name, port_flags, port_type, False, True])
    else:
      ports[paID][0] = client_id
      ports[paID][1] = port_id
      ports[paID][6] = True
      category = int(isInputOrOutput(port_flags) == "output") + int(port_type == 1) * 2 + 4
      in_client = search_tree(self.TreeStores[category], self.TreeStores[category].iter_children(None), match_func_tree, (1, client_name))
      changed_port = search_tree(self.TreeStores[category], self.TreeStores[category].iter_children(in_client), match_func_tree, (1, port_name))
      self.TreeStores[category].set(changed_port, 0, port_id)

  def __del_client (self, new_graph_version, client_id, client_name):
    caID = getID(client_id, clients, 0)
    instances = clients[caID][2]
    for instance in instances:
      disappeared_client = search_tree(self.TreeStores[instance], self.TreeStores[instance].iter_children(None), match_func_tree, (0, client_id))
      if disappeared_client:
        self.TreeStores[instance].remove(disappeared_client)
    # Si el cliente tiene algún puerto seleccionado se borra
    # Si no se cambia su estado a inactivo
    some_port_selected = False
    for port in ports:
       if port[5] == True:
         some_port_selected = True
         break
    if some_port_selected:
      clients[caID][3] = False
    else:
      del clients[caID]

  def __del_port (self, new_graph_version, client_id, client_name, port_id, port_name):
    paID = getID(port_id, ports, 1)
    caID = getID(client_id, clients, 0)
    port_flags, port_type, port_selected = ports[paID][3:6]
    category = int(isInputOrOutput(port_flags) == "output") + int(port_type == 1) * 2
    category_b = category + int(ports[paID][5])*4
    not_category = category + int(not ports[paID][5])*4
    # Si el puerto está seleccionado no lo borramos
    # sólo se cambia su estado a inactivo
    if port_selected:
      ports[paID][6] = False
    else:
      # Primero borramos el puerto
      in_client = search_tree(self.TreeStores[category_b], self.TreeStores[category_b].iter_children(None), match_func_tree, (0, client_id))
      if in_client:
        disappeared_port = search_tree(self.TreeStores[category_b], self.TreeStores[category_b].iter_children(in_client), match_func_tree, (0, port_id))
        self.TreeStores[category_b].remove(disappeared_port)
      del ports[paID]
      # Si el cliente no tiene puertos en la categoría
      # borrar el cliente y las instancias
      empty_client = search_tree(self.TreeStores[category_b], self.TreeStores[category_b].iter_children(None), match_func_tree, (0, client_id))
      ppc = get_tree_len(self.TreeStores[category_b], self.TreeStores[category_b].iter_children(empty_client))
      if ppc == 0:
        self.TreeStores[category_b].remove(empty_client)
      empty_not_client = search_tree(self.TreeStores[not_category], self.TreeStores[not_category].iter_children(None), match_func_tree, (0, client_id))
      ppnc = get_tree_len(self.TreeStores[not_category], self.TreeStores[not_category].iter_children(empty_not_client))
      if ppc == 0 and ppnc == 0:
        clients[caID][2].remove(category)

  def __connection(self, new_graph_version, client1_id, client1_name, port1_id, port1_name, client2_id, client2_name, port2_id, port2_name, connection_id):
    connections.append([client1_id, client1_name, port1_id, port1_name, client2_id, client2_name, port2_id, port2_name, connection_id])

  def __disconnection(self, new_graph_version, client1_id, client1_name, port1_id, port1_name, client2_id, client2_name, port2_id, port2_name, connection_id):
    coaID = getID(connection_id, connections, 8)
    del connections[coaID]

  def __sel_item(self, widget, model, treeView, model_sel, max_items = 1):
    ### -- Selección en pestaña Puertos -- ###
    treeselection = treeView.get_selection()
    (sel_model, pathlist) = treeselection.get_selected_rows()
    sel_iter = model.get_iter(pathlist[0])
    parent = model.iter_parent(sel_iter)
    error = False
    if treeselection.count_selected_rows() > 1:
      if not parent:
        msg = "La selección múltiple solo puede contener puertos no clientes"
        dialog = Gtk.MessageDialog(self,
                 Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
                 Gtk.MessageType.INFO, Gtk.ButtonsType.OK, msg)
        dialog.run()
        dialog.destroy()
        error = True
      else:
        for path in pathlist:
          citer = model.get_iter(path)
          piter = model.iter_parent(citer)
          if not model.get_value(parent, 0) == model.get_value(piter, 0):
            msg = "Todos los puertos deben ser del mismo cliente"
            dialog = Gtk.MessageDialog(self,
                     Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
                     Gtk.MessageType.INFO, Gtk.ButtonsType.OK, msg)
            dialog.run()
            dialog.destroy()
            error = True
            break
    if not error:
      if parent:
        parent_id = model.get_value(parent, 0)
        parent_name = model.get_value(parent, 1)
        children_colection = []
        children_iters = []
        for item in pathlist:
          child_iter = model.get_iter(item)
          child_id = model.get_value(child_iter, 0)
          child_name = model.get_value(child_iter, 1)
          children_colection.append([child_id, child_name])
          children_iters.append(child_iter)
        if len(children_colection) <= max_items:
          for item in children_iters:
            model.remove(item)
          children_len = len(get_tree(model, model.iter_children(parent)))
          if not children_len:
            model.remove(parent)
        else:
          msg = "Error la seleccion contiene " + str(len(children_colection)) + " puertos, solo se admite " + str(max_items)
          dialog = Gtk.MessageDialog(self,
                   Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
                   Gtk.MessageType.INFO, Gtk.ButtonsType.OK, msg)
          dialog.run()
          dialog.destroy()
          error = True
      else:
        children_iters = get_tree(model, model.iter_children(sel_iter))
        children_colection = []
        for item in children_iters:
          child_id = model.get_value(item, 0)
          child_name = model.get_value(item, 1)
          children_colection.append([child_id, child_name])
        children_len = len(children_colection)
        if children_len <= max_items:
          parent_id = model.get_value(sel_iter, 0)
          parent_name = model.get_value(sel_iter, 1)
          for item in children_iters:
            model.remove(item)
          model.remove(sel_iter)
        else:
          msg = "Error la seleccion contiene " + str(children_len) + " puertos, solo se admite " + str(max_items)
          dialog = Gtk.MessageDialog(self,
                   Gtk.DialogFlags.MODAL | Gtk.DialogFlags.DESTROY_WITH_PARENT,
                   Gtk.MessageType.INFO, Gtk.ButtonsType.OK, msg)
          dialog.run()
          dialog.destroy()
          error = True
    if not error:
      paID = getID(child_id, ports, 1)
      selected = ports[paID][5]
      exist = ports[paID][6]
      if exist:
        if selected:
          iter = search_tree(model_sel, model_sel.iter_children(None), match_func_tree, (0, parent_id))
        if not selected or not iter:
          iter = model_sel.append(None)
          model_sel.set(iter,
                        0, parent_id,
                        1, parent_name)
        for item in children_colection:
          child_iter = model_sel.append(iter)
          child_id, child_name = item
          model_sel.set(child_iter,
                        0, child_id,
                        1, child_name)
          paID = getID(child_id, ports, 1)
          ports[paID][5] = not ports[paID][5]
    ## -- Selección en pestaña Salidas -- ##
    """ Estoy pensando como voy a hacer esta parte
        Creo que serán conexiones semejantes a qjackctl
        De momento estoy pensando en cómo hacerlo"""
    ## -- Selección en pestaña Rutas -- ##
    if not error:
      port_flags, port_type, port_selected = ports[paID][3:6]
      category = int(isInputOrOutput(port_flags) == "output") + int(port_type == 1) * 2
      elements = get_tree(self.TreeStores[category + 4], self.TreeStores[category + 4].iter_children(None))
      i = 0
      for element in elements:
        children = self.TreeStores[category + 4].iter_children(element)
        txt1 = self.keymap[category][i]
        txt2 = self.TreeStores[category + 4].get_value(element, 1)
        txt3 = self.TreeStores[category + 4].get_value(children, 1)
        txt = txt1 + "\n" + txt2 + "\n" + txt3
        self.RoutesLabels[category][i].set_text(txt)
        self.RoutesButtons[category][i].show()
        i += 1
      nbut = len(self.RoutesButtons[category])
      while i < nbut:
        self.RoutesButtons[category][i].hide()
        i += 1
      # Reseteamos todos los botones
      for i in [0,2,3]:
        for button in self.RoutesButtons[i]:
          button.set_active(False)
      # Si hemos seleccionado un teclado
      # reseteamos el teclado seleccionado
      if category == 3:
        self.keyboard_selected = None

  def __keyboard(self, widget, index):
    active = widget.get_active()
    if active:
      # Primero cerramos todos los teclados que no estemos usando
      i = 0
      for button in self.RoutesButtons[3]:
        if not i == index:
          button.set_active(False)
        i += 1
      # Segundo buscamos el cliente y el puerto del teclado seleccionado
      client_iter = self.TreeStores[7].get_iter(index)
      client_id = self.TreeStores[7].get_value(client_iter, 0)
      client_name = self.TreeStores[7].get_value(client_iter, 1)
      port_iter = self.TreeStores[7].iter_children(client_iter)
      port_id = self.TreeStores[7].get_value(port_iter, 0)
      port_name = self.TreeStores[7].get_value(port_iter, 1)
      self.keyboard_selected = [client_id, client_name, port_id, port_name]
      # Tercero buscamos los sintetizadores conectados al teclado
      iter = self.TreeStores[6].get_iter_first()
      i = 0
      self.lock_synths = True
      while iter:
        c_client_id = self.TreeStores[6].get_value(iter, 0)
        c_client_name = self.TreeStores[6].get_value(iter, 1)
        iter_children = self.TreeStores[6].iter_children(iter)
        c_port_id = self.TreeStores[6].get_value(iter_children, 0)
        connected = False
        for connection in connections:
          if client_id == connection[0] and port_id == connection[2] and c_client_id == connection[4] and c_port_id == connection[6]:
            self.RoutesButtons[2][i].set_active(True)
            connected = True
        if not connected:
          self.RoutesButtons[2][i].set_active(False)
        iter = self.TreeStores[6].iter_next(iter)
        i += 1
      self.lock_synths = False

  def __connect_synth(self, widget, index):
    pass
    active = widget.get_active()
    if not self.lock_synths:
      if active:
        # Desactivamos los clientes no seleccionados
        # Si no está seleccionado múltiples sintetizadores
        if not self.multiple_synth.get_active():
          i = 0
          for button in self.RoutesButtons[2]:
            if not i == index:
              button.set_active(False)
            i += 1
        # Buscamos el cliente y el puerto del sintetizador
        # Y lo conectamos al teclado
        client_iter = self.TreeStores[6].get_iter(index)
        port_iter = self.TreeStores[6].iter_children(client_iter)
        port_id = self.TreeStores[6].get_value(port_iter, 0)
        jack_control_ifa.ConnectPortsByID(self.keyboard_selected[2], port_id)
      else:
        # Si se desselecciona el cliente desconectamos el sintetizador
        client_iter = self.TreeStores[6].get_iter(index)
        port_iter = self.TreeStores[6].iter_children(client_iter)
        port_id = self.TreeStores[6].get_value(port_iter, 0)
        jack_control_ifa.DisconnectPortsByID(self.keyboard_selected[2], port_id)

win = MyWindow()
win.connect("delete-event", Gtk.main_quit)
win.show_all()
win.hide_buttons()
Gtk.main()