laditools/lib/laditools/jack_menu.py

275 lines
9.8 KiB
Python

# LADITools - Linux Audio Desktop Integration Tools
# Copyright (C) 2007-2008, Marc-Olivier Barre and Nedko Arnaudov.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import pygtk
pygtk.require('2.0')
import gtk
import gobject
import subprocess
from config import config
from jack_configure import jack_configure
from jack_controller import jack_controller
from a2j_controller import a2j_controller
from lash_controller import lash_controller
# TODO : somehow, we need stock icons. Nothing else can be used for ImageMenuItems
# Default launcher menu :
menu_default = [("Configure", "ladiconf"),
("Logs", "ladilog")]
class manager:
def __init__(self, jack_autostart = False):
self.proxy_jack_controller = None
self.proxy_jack_configure = None
self.proxy_a2j_controller = None
self.proxy_lash_controller = None
self.diagnose_text = ""
# Handle the configuration and grab custom menu items
self.jack_menu_config = config()
self.menu_array = self.jack_menu_config.get_as_array('jack_menu')
# Add some defaults if we don't already have a menu
if self.menu_array == []:
for name, path in menu_default:
self.menu_array.append((path, {'name' : name}))
self.jack_menu_config.set_as_array('jack_menu', self.menu_array, 'menuitem')
self.proc_list = []
if jack_autostart:
self.jack_start()
def set_diagnose_text(self, text):
self.diagnose_text = text
def clear_diagnose_text(self):
self.diagnose_text = ""
def get_jack_controller(self):
if not self.proxy_jack_controller:
#print "creating jack proxy"
self.proxy_jack_controller = jack_controller()
return self.proxy_jack_controller
def is_jack_controller_available(self):
return self.proxy_jack_controller != None
def get_jack_configure(self):
if not self.proxy_jack_configure:
self.proxy_jack_configure = jack_configure()
return self.proxy_jack_configure
def clear_jack_proxies(self):
#print "clearing jack proxies"
self.proxy_jack_controller = None
self.proxy_jack_configure = None
def jack_is_available(self):
try:
proxy = self.get_jack_controller()
except:
return False
return proxy and proxy.is_availalbe()
def jack_start(self):
if not self.get_jack_configure().get_selected_driver():
dlg = gtk.MessageDialog(None, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_CLOSE, "JACK has no driver selected. Configure JACK first!")
dlg.set_title("Cannot start JACK server")
dlg.run()
dlg.destroy()
return
self.set_starting_status()
self.get_jack_controller().start()
def jack_stop(self):
self.get_jack_controller().stop()
def jack_reactivate(self):
self.get_jack_controller().kill()
self.clear_jack_proxies()
def jack_reset_xruns(self):
self.get_jack_controller().reset_xruns()
def jack_is_started(self):
#print "jack_is_started"
return self.get_jack_controller().is_started()
def jack_is_realtime(self):
#print "jack_is_realtime"
return self.get_jack_controller().is_realtime()
def jack_get_load(self):
#print "jack_get_load"
return self.get_jack_controller().get_load()
def jack_get_xruns(self):
#print "jack_get_xruns"
return self.get_jack_controller().get_xruns()
def jack_get_sample_rate(self):
#print "jack_get_sample_rate"
return self.get_jack_controller().get_sample_rate()
def jack_get_latency(self):
#print "jack_get_latency"
return self.get_jack_controller().get_latency()
def get_a2j_controller(self):
if not self.proxy_a2j_controller:
self.proxy_a2j_controller = a2j_controller()
return self.proxy_a2j_controller
def clear_a2j_controller(self):
self.proxy_a2j_controller = None
def a2j_is_available(self):
try:
proxy = self.get_a2j_controller()
except:
return False
if proxy.is_availalbe():
return True
self.clear_a2j_controller()
return False
def a2j_is_started(self):
return self.get_a2j_controller().is_started()
def a2j_start(self):
self.get_a2j_controller().start()
def a2j_stop(self):
self.get_a2j_controller().stop()
def a2j_reactivate(self):
self.get_a2j_controller().kill()
self.clear_a2j_controller()
def get_lash_controller(self):
if not self.proxy_lash_controller:
self.proxy_lash_controller = lash_controller()
return self.proxy_lash_controller
def clear_lash_controller(self):
self.proxy_lash_controller = None
def lash_is_available(self):
try:
proxy = self.get_lash_controller()
except:
return False
if proxy.is_availalbe():
return True
self.clear_lash_controller()
return False
def lash_projects_save_all(self):
self.get_lash_controller().projects_save_all()
def lash_projects_close_all(self):
self.get_lash_controller().projects_close_all()
def lash_reactivate(self):
self.get_lash_controller().kill()
self.clear_lash_controller()
def on_menu_show_diagnose(self, widget, data=None):
dlg = gtk.MessageDialog(None, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_CLOSE, self.diagnose_text)
dlg.set_title("Cannot communicate JACK D-Bus")
dlg.run()
dlg.destroy()
def on_menu_command(self, widget, function):
try:
function()
except Exception, e:
error = gtk.MessageDialog(None, gtk.DIALOG_MODAL, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK, "Error executing " + repr(function) + "Unexpected error\n\n" + repr(e))
error.run()
error.destroy()
def on_menu_launcher(self, widget, exec_path):
self.proc_list.append(subprocess.Popen([exec_path, exec_path]))
def create_menu(self):
menu_items = []
if self.diagnose_text:
menu_items.append((gtk.ImageMenuItem("Diagnose"), self.on_menu_show_diagnose, None))
menu_items.append((gtk.SeparatorMenuItem(), None, None))
# Add the laucher entries at the beginning of the menu
for path, attrib_dict in self.menu_array:
menu_items.append((gtk.ImageMenuItem(attrib_dict['name']), self.on_menu_launcher, path))
menu = gtk.Menu()
menu_items.append((gtk.SeparatorMenuItem(), None, None))
if self.jack_is_available():
if not self.jack_is_started():
menu_items.append((gtk.ImageMenuItem("Start JACK server"), self.on_menu_command, self.jack_start))
else:
menu_items.append((gtk.ImageMenuItem("Reset Xruns"), self.on_menu_command, self.jack_reset_xruns))
menu_items.append((gtk.ImageMenuItem("Stop JACK server"), self.on_menu_command, self.jack_stop))
menu_items.append((gtk.ImageMenuItem("Reactivate JACK"), self.on_menu_command, self.jack_reactivate))
menu_items.append((gtk.SeparatorMenuItem(), None, None))
if self.a2j_is_available():
if not self.a2j_is_started():
menu_items.append((gtk.ImageMenuItem("Start A2J bridge"), self.on_menu_command, self.a2j_start))
else:
menu_items.append((gtk.ImageMenuItem("Stop A2J bridge"), self.on_menu_command, self.a2j_stop))
menu_items.append((gtk.ImageMenuItem("Reactivate A2J"), self.on_menu_command, self.a2j_reactivate))
menu_items.append((gtk.SeparatorMenuItem(), None, None))
if self.lash_is_available():
menu_items.append((gtk.ImageMenuItem("Save all LASH projects"), self.on_menu_command, self.lash_projects_save_all))
menu_items.append((gtk.ImageMenuItem("Close all LASH projects"), self.on_menu_command, self.lash_projects_close_all))
menu_items.append((gtk.ImageMenuItem("Reactivate LASH"), self.on_menu_command, self.lash_reactivate))
menu_items.append((gtk.SeparatorMenuItem(), None, None))
menu_items.append((gtk.ImageMenuItem("Quit"), self.on_menu_command, gtk.main_quit))
for menu_tuple in menu_items:
item, callback, exec_path = menu_tuple
menu.append(item)
if type(item) is not gtk.SeparatorMenuItem:
item.connect("activate", callback, exec_path)
menu.show_all()
return menu
def menu_activate(self):
menu = self.create_menu()
menu.popup(None, None, None, 3, 0)
menu.reposition()
def find_data_file(path):
start_dir = os.path.dirname(sys.argv[0])
if not start_dir:
start_dir = "."
paths = [
start_dir + os.sep + "data" + os.sep + path,
start_dir + os.sep + ".." + os.sep + "share"+ os.sep + "laditools" + os.sep + "data" + os.sep + path,
]
for path in paths:
#print 'Checking "%s"...' % path
if os.path.isfile(path):
#print 'Found data file in "%s"' % path
return path
raise Exception('Data file "%s" not found' % path)