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#!/usr/bin/python
import pygtk
pygtk.require('2.0')
import dbus
import dbus.mainloop.glib
import gtk
import conndiagram
from calfgtkutils import *
Colors = conndiagram.Colors
class JACKPortInfo(object):
id = 0
name = ""
flags = 0
format = 0
def __init__(self, full_name, port_id, name, flags, format):
self.full_name = full_name
self.client_name = full_name.split(":", 1)[0]
self.port_id = int(port_id)
self.name = str(name)
self.flags = int(flags)
self.format = int(format)
def get_name(self):
return self.name
def get_id(self):
return self.full_name
def is_audio(self):
return self.format == 0
def is_midi(self):
return self.format == 1
def is_port_input(self):
return (self.flags & 1) != 0
def is_port_output(self):
return (self.flags & 2) != 0
def get_port_color(self):
if self.is_audio():
return Colors.audioPort
elif self.is_midi():
return Colors.eventPort
else:
print "Unknown type %s" % self.format
return Colors.controlPort
class JACKClientInfo(object):
id = 0
name = ""
def __init__(self, id, name, ports):
self.id = id
self.name = name
self.ports = []
for p in ports:
self.add_port(*p)
def get_name(self):
return self.name
def add_port(self, port_id, name, flags, format):
model = JACKPortInfo("%s:%s" % (self.name, name), port_id, name, flags, format)
self.ports.append(model)
return model
class JACKGraphInfo(object):
version = 0
def __init__(self, version, clients, connections):
self.version = version
self.clients = []
self.client_map = {}
self.connections_id = set()
self.connections_name = set()
for c in clients:
self.add_client(*c)
for tuple in connections:
self.add_connection(*tuple)
def add_client(self, id, name, ports):
c = JACKClientInfo(id, name, ports)
self.clients.append(c)
self.client_map[name] = c
def add_connection(self, cid1, cname1, pid1, pname1, cid2, cname2, pid2, pname2, something):
self.connections_name.add(("%s:%s" % (cname1, pname1), "%s:%s" % (cname2, pname2)))
self.connections_id.add(("%s:%s" % (cid1, pid1), "%s:%s" % (cid2, pid2)))
class ClientModuleModel():
def __init__(self, client, checker):
(self.client, self.checker) = (client, checker)
def get_name(self):
return self.client.get_name()
def get_port_list(self):
return filter(self.checker, self.client.ports)
class JACKGraphController(object):
def __init__(self):
dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
self.bus = dbus.SessionBus()
self.service = self.bus.get_object("org.jackaudio.service", "/org/jackaudio/Controller")
self.patchbay = dbus.Interface(self.service, "org.jackaudio.JackPatchbay")
self.graph = None
self.view = None
self.fetch_graph()
self.patchbay.connect_to_signal('PortAppeared', self.port_appeared)
self.patchbay.connect_to_signal('PortDisappeared', self.port_disappeared)
self.patchbay.connect_to_signal('PortsConnected', self.ports_connected)
self.patchbay.connect_to_signal('PortsDisconnected', self.ports_disconnected)
def port_appeared(self, seq_no, client_id, client_name, port_id, port_name, flags, format):
model = self.graph.client_map[str(client_name)].add_port(int(port_id), str(port_name), int(flags_format))
print "PortAppeared", model
def port_disappeared(self, seq_no, client_id, client_name, port_id, port_name):
print "PortDisappeared", str(client_name), str(port_name)
def ports_connected(self, *args):
print "PortsConnected", args
self.graph.add_connection(*args[1:])
def ports_disconnected(self, *args):
print "PortsDisconnected", args
def fetch_graph(self):
req_version = self.graph.version if self.graph is not None else 0
graphdata = self.patchbay.GetGraph(req_version)
if int(graphdata[0]) != req_version:
self.graph = JACKGraphInfo(*graphdata)
def can_connect(self, first, second):
if first.is_port_input() == second.is_port_input():
return False
if first.is_audio() and second.is_audio():
return True
if first.is_midi() and second.is_midi():
return True
return False
def is_connected(self, first, second):
return (first.get_id(), second.get_id()) in self.graph.connections_name
def connect(self, first, second):
if self.is_connected(first, second):
self.disconnect(first, second)
return
self.patchbay.ConnectPortsByName(first.client_name, first.name, second.client_name, second.name)
self.graph.connections_name.add((first.get_id(), second.get_id()))
self.view.connect(self.view.get_port_view(first), self.view.get_port_view(second))
def disconnect(self, first, second):
self.patchbay.DisconnectPortsByName(first.client_name, first.name, second.client_name, second.name)
self.graph.connections_name.remove((first.get_id(), second.get_id()))
self.view.disconnect(self.view.get_port_view(first), self.view.get_port_view(second))
def refresh(self):
self.fetch_graph()
self.view.clear()
self.add_all()
def add_all(self):
width, left_mods = self.add_clients(10.0, 10.0, lambda port: port.is_port_output())
width2, right_mods = self.add_clients(width + 20, 10.0, lambda port: port.is_port_input())
pmap = self.view.get_port_map()
for (c, p) in self.graph.connections_name:
if p in pmap and c in pmap:
print "Connect %s to %s" % (c, p)
self.view.connect(pmap[c], pmap[p])
else:
print "Connect %s to %s - not found" % (c, p)
for m in left_mods:
m.translate(width - m.width, 0)
for m in right_mods:
m.translate(950 - width - 30 - width2, 0)
def add_clients(self, x, y, checker):
margin = 10
mwidth = 0
mods = []
for cl in self.graph.clients:
mod = self.view.add_module(ClientModuleModel(cl, checker), x, y)
y += mod.rect.props.height + margin
if mod.rect.props.width > mwidth:
mwidth = mod.rect.props.width
mods.append(mod)
return mwidth, mods
class App:
def __init__(self):
self.controller = JACKGraphController()
self.cgraph = conndiagram.ConnectionGraphEditor(self, self.controller)
self.controller.view = self.cgraph
def canvas_popup_menu_handler(self, widget):
self.canvas_popup_menu(0, 0, 0)
return True
def canvas_popup_menu(self, x, y, time):
menu = gtk.Menu()
items = self.cgraph.get_data_items_at(x, y)
found = False
for i in items:
if i[0] == "wire":
wire = i[1]
add_option(menu, "Disconnect", self.disconnect, wire)
found = True
break
elif i[0] == "port":
port = i[1]
add_option(menu, "Disconnect All", self.disconnect_all, port, enabled = len(port.get_connections()))
found = True
break
if found:
menu.show_all()
menu.popup(None, None, None, 3, time)
def disconnect(self, wire):
self.controller.disconnect(wire.src.model, wire.dest.model)
wire.remove()
def disconnect_all(self, port):
for wire in list(port.module.wires):
if wire.src == port or wire.dest == port:
self.controller.disconnect(wire.src.model, wire.dest.model)
wire.remove()
def create(self):
self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
self.window.connect("delete_event", self.delete_event)
self.window.connect("destroy", self.destroy)
self.main_vbox = gtk.VBox()
self.create_main_menu()
self.scroll = gtk.ScrolledWindow()
self.scroll.add(self.cgraph.create(950, 650))
self.main_vbox.pack_start(self.menu_bar, expand = False, fill = False)
self.main_vbox.add(self.scroll)
self.window.add(self.main_vbox)
self.window.show_all()
self.main_vbox.connect("popup-menu", self.canvas_popup_menu_handler)
self.controller.add_all()
self.cgraph.clear()
self.controller.add_all()
self.cgraph.canvas.update()
#this is broken
#self.cgraph.blow_up()
def create_main_menu(self):
self.menu_bar = gtk.MenuBar()
self.file_menu = add_submenu(self.menu_bar, "_File")
add_option(self.file_menu, "_Refresh", self.refresh)
add_option(self.file_menu, "_Blow-up", self.blow_up)
add_option(self.file_menu, "_Exit", self.exit)
def refresh(self, data):
self.controller.refresh()
def blow_up(self, data):
self.cgraph.blow_up()
def exit(self, data):
self.window.destroy()
def delete_event(self, widget, data = None):
gtk.main_quit()
def destroy(self, widget, data = None):
gtk.main_quit()
app = App()
app.create()
gtk.main()
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