def __init__(self):
gtk.Window.__init__(self)
self.conf = Config.Config()
#MIDI Connections Object
self.conn = Connections()
if 'input_device' in self.conf.value:
self.conn.change_input_device(self.conf.value['input_device'])
self.player = PlayerThreadSong(self.conn)
self.player.start()
self.player_pattern = PlayerThread(self.conn)
self.player_pattern.start()
self.set_title("Desfonema Sequencer " + VERSION)
self.set_icon_from_file("dseq.png")
self.filename = ''
self.song = Song()
self.set_default_size(900,500)
self.set_size_request(900,500)
#Close, destroy!
self.connect("delete_event", self.quit_program)
# A vBox to contain my own drawing and a menu
vbox = gtk.VBox(False, 0)
#File Menu (much like seq24)
file_menu = gtk.MenuItem("_File")
# We create the menu widget
menu = gtk.Menu()
#And keyboard Shortcuts
accel_group = gtk.AccelGroup()
self.add_accel_group(accel_group)
#New Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_NEW)
menu_items.connect('activate', self.new_file)
menu_items.add_accelerator("activate", accel_group, ord('N'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Open Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_OPEN)
menu_items.connect('activate', self.menu_open)
menu_items.add_accelerator("activate", accel_group, ord('O'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
separator = gtk.SeparatorMenuItem()
separator.show()
menu.append(separator)
#Save Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_SAVE)
menu_items.connect('activate', self.menu_save)
menu_items.add_accelerator("activate", accel_group, ord('S'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Save As Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_SAVE_AS)
menu_items.connect('activate', self.menu_save_as)
menu_items.add_accelerator("activate", accel_group, ord('A'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Import Patterns
menu_items = gtk.MenuItem('_Import Patterns...')
menu_items.connect('activate', self.menu_import_patterns)
menu_items.add_accelerator("activate", accel_group, ord('I'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Seq24 Import
menu_items = gtk.MenuItem('Import Seq24 Sequences...')
menu_items.connect('activate', self.menu_import_seq24)
menu.append(menu_items)
menu_items.show()
separator = gtk.SeparatorMenuItem()
separator.show()
menu.append(separator)
#Quit Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_QUIT)
menu_items.connect('activate', self.quit_program)
menu.append(menu_items)
menu_items.show()
file_menu.set_submenu(menu)
file_menu.show()
#Song Menu
song_menu = gtk.MenuItem("_Song")
# We create the menu widget
menu = gtk.Menu()
#Add Pattern Menu
menu_items = gtk.MenuItem('Add _Pattern')
menu_items.connect('activate', self.add_pattern)
menu_items.add_accelerator("activate", accel_group, ord('P'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Paste Pattern Menu
menu_items = gtk.MenuItem('Paste Pattern')
menu_items.connect('activate', self.paste_pattern)
menu_items.add_accelerator("activate", accel_group, ord('V'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Add Channel Menu
menu_items = gtk.MenuItem('Add _Channel')
menu_items.connect('activate', self.add_channel)
menu_items.add_accelerator("activate", accel_group, ord('C'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
#menu_items.show()
song_menu.set_submenu(menu)
song_menu.show()
# Create a menu-bar to hold the menus and add it to our main window
menu_bar = gtk.MenuBar()
menu_bar.append(file_menu)
menu_bar.append(song_menu)
menu_bar.show()
#Add menubar to the VBox
vbox.pack_start(menu_bar, False, False, 2)
#ToolBox
hbox_toolbox = gtk.HBox(False, 0)
#Pattern Tools
btn_create_pattern = gtk.Button('Add Pattern')
btn_create_pattern.connect("clicked", self.add_pattern)
btn_create_pattern.show()
hbox_toolbox.pack_start(btn_create_pattern, False, False, 0)
btn_paste_pattern = gtk.Button('Paste Pattern')
btn_paste_pattern.connect("clicked", self.paste_pattern)
btn_paste_pattern.show()
hbox_toolbox.pack_start(btn_paste_pattern, False, False, 0)
#BPM/Position
lbl_bpm = gtk.Label("Bpm:")
lbl_bpm.show()
hbox_toolbox.pack_start(lbl_bpm, False, False, 0)
self.adj_bpm = gtk.Adjustment(value=self.song.get_bpm(), lower=45, upper=240, step_incr=1)
self.adj_bpm.connect("value_changed", self.adj_bpm_changed)
spn_bpm = gtk.SpinButton(self.adj_bpm, 0, 0)
spn_bpm.show()
hbox_toolbox.pack_start(spn_bpm, False, False, 4)
lbl_pos = gtk.Label("Pos:")
lbl_pos.show()
hbox_toolbox.pack_start(lbl_pos, False, False, 0)
self.adj_pos = gtk.Adjustment(value=self.player.get_pos(), lower=0, upper=999, step_incr=1)
self.adj_pos.connect("value_changed", self.adj_pos_changed)
spn_pos = gtk.SpinButton(self.adj_pos, 0, 0)
spn_pos.show()
hbox_toolbox.pack_start(spn_pos, False, False, 4)
btn_play_song = gtk.Button('Play Song')
btn_play_song.connect("clicked", self.btn_play_song_clicked)
btn_play_song.show()
hbox_toolbox.pack_start(btn_play_song, False, False, 0)
hbox_toolbox.show()
vbox.pack_start(hbox_toolbox, False, False, 2)
# Song items (patterns and channels)
hpaned_song = gtk.HPaned()
# Patterns
frame = gtk.Frame('Patterns')
frame.set_size_request(700,400)
#Scroll, to see complete Pattern List
sw = gtk.ScrolledWindow()
self.vbox_patterns = gtk.VBox(False, 0)
self.vbox_patterns.show()
sw.add_with_viewport(self.vbox_patterns)
sw.show()
frame.add(sw)
frame.show()
hpaned_song.add1(frame)
# Channels
frame = gtk.Frame('Song')
vbox_channels = gtk.VBox(False,0)
#Scroll, to see complete Song
sw = gtk.ScrolledWindow()
self.hbox_channels = gtk.HBox(False, 0)
self.hbox_channels.show()
sw.add_with_viewport(self.hbox_channels)
sw.show()
vbox_channels.pack_start(sw, True, True, 0)
vbox_channels.show()
frame.add(vbox_channels)
frame.show()
hpaned_song.add2(frame)
hpaned_song.show()
vbox.pack_start(hpaned_song, True, True, 0)
channels = self.song.get_channels()
if len(channels):
channel = channels[0]
else:
channel = self.song.add_channel()
ChannelWidget(self, channel)
channels = self.song.get_channels()
if len(channels) == 0:
return
channel = channels[0]
#self.player.set_pos(int(self.adj_pos.get_value()))
self.player.set_data(channel)
self.player.set_bpm(self.song.get_bpm())
#self.playing_pos = gobject.timeout_add(500, self.update_playing_pos)
vbox.show()
self.add(vbox)
self.save_state = True
class SongWindow(gtk.Window):
def __init__(self):
gtk.Window.__init__(self)
self.conf = Config.Config()
#MIDI Connections Object
self.conn = Connections()
if 'input_device' in self.conf.value:
self.conn.change_input_device(self.conf.value['input_device'])
self.player = PlayerThreadSong(self.conn)
self.player.start()
self.player_pattern = PlayerThread(self.conn)
self.player_pattern.start()
self.set_title("Desfonema Sequencer " + VERSION)
self.set_icon_from_file("dseq.png")
self.filename = ''
self.song = Song()
self.set_default_size(900,500)
self.set_size_request(900,500)
#Close, destroy!
self.connect("delete_event", self.quit_program)
# A vBox to contain my own drawing and a menu
vbox = gtk.VBox(False, 0)
#File Menu (much like seq24)
file_menu = gtk.MenuItem("_File")
# We create the menu widget
menu = gtk.Menu()
#And keyboard Shortcuts
accel_group = gtk.AccelGroup()
self.add_accel_group(accel_group)
#New Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_NEW)
menu_items.connect('activate', self.new_file)
menu_items.add_accelerator("activate", accel_group, ord('N'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Open Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_OPEN)
menu_items.connect('activate', self.menu_open)
menu_items.add_accelerator("activate", accel_group, ord('O'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
separator = gtk.SeparatorMenuItem()
separator.show()
menu.append(separator)
#Save Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_SAVE)
menu_items.connect('activate', self.menu_save)
menu_items.add_accelerator("activate", accel_group, ord('S'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Save As Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_SAVE_AS)
menu_items.connect('activate', self.menu_save_as)
menu_items.add_accelerator("activate", accel_group, ord('A'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Import Patterns
menu_items = gtk.MenuItem('_Import Patterns...')
menu_items.connect('activate', self.menu_import_patterns)
menu_items.add_accelerator("activate", accel_group, ord('I'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Seq24 Import
menu_items = gtk.MenuItem('Import Seq24 Sequences...')
menu_items.connect('activate', self.menu_import_seq24)
menu.append(menu_items)
menu_items.show()
separator = gtk.SeparatorMenuItem()
separator.show()
menu.append(separator)
#Quit Menu
menu_items = gtk.ImageMenuItem(gtk.STOCK_QUIT)
menu_items.connect('activate', self.quit_program)
menu.append(menu_items)
menu_items.show()
file_menu.set_submenu(menu)
file_menu.show()
#Song Menu
song_menu = gtk.MenuItem("_Song")
# We create the menu widget
menu = gtk.Menu()
#Add Pattern Menu
menu_items = gtk.MenuItem('Add _Pattern')
menu_items.connect('activate', self.add_pattern)
menu_items.add_accelerator("activate", accel_group, ord('P'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Paste Pattern Menu
menu_items = gtk.MenuItem('Paste Pattern')
menu_items.connect('activate', self.paste_pattern)
menu_items.add_accelerator("activate", accel_group, ord('V'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
menu_items.show()
#Add Channel Menu
menu_items = gtk.MenuItem('Add _Channel')
menu_items.connect('activate', self.add_channel)
menu_items.add_accelerator("activate", accel_group, ord('C'), gtk.gdk.CONTROL_MASK, gtk.ACCEL_VISIBLE)
menu.append(menu_items)
#menu_items.show()
song_menu.set_submenu(menu)
song_menu.show()
# Create a menu-bar to hold the menus and add it to our main window
menu_bar = gtk.MenuBar()
menu_bar.append(file_menu)
menu_bar.append(song_menu)
menu_bar.show()
#Add menubar to the VBox
vbox.pack_start(menu_bar, False, False, 2)
#ToolBox
hbox_toolbox = gtk.HBox(False, 0)
#Pattern Tools
btn_create_pattern = gtk.Button('Add Pattern')
btn_create_pattern.connect("clicked", self.add_pattern)
btn_create_pattern.show()
hbox_toolbox.pack_start(btn_create_pattern, False, False, 0)
btn_paste_pattern = gtk.Button('Paste Pattern')
btn_paste_pattern.connect("clicked", self.paste_pattern)
btn_paste_pattern.show()
hbox_toolbox.pack_start(btn_paste_pattern, False, False, 0)
#BPM/Position
lbl_bpm = gtk.Label("Bpm:")
lbl_bpm.show()
hbox_toolbox.pack_start(lbl_bpm, False, False, 0)
self.adj_bpm = gtk.Adjustment(value=self.song.get_bpm(), lower=45, upper=240, step_incr=1)
self.adj_bpm.connect("value_changed", self.adj_bpm_changed)
spn_bpm = gtk.SpinButton(self.adj_bpm, 0, 0)
spn_bpm.show()
hbox_toolbox.pack_start(spn_bpm, False, False, 4)
lbl_pos = gtk.Label("Pos:")
lbl_pos.show()
hbox_toolbox.pack_start(lbl_pos, False, False, 0)
self.adj_pos = gtk.Adjustment(value=self.player.get_pos(), lower=0, upper=999, step_incr=1)
self.adj_pos.connect("value_changed", self.adj_pos_changed)
spn_pos = gtk.SpinButton(self.adj_pos, 0, 0)
spn_pos.show()
hbox_toolbox.pack_start(spn_pos, False, False, 4)
btn_play_song = gtk.Button('Play Song')
btn_play_song.connect("clicked", self.btn_play_song_clicked)
btn_play_song.show()
hbox_toolbox.pack_start(btn_play_song, False, False, 0)
hbox_toolbox.show()
vbox.pack_start(hbox_toolbox, False, False, 2)
# Song items (patterns and channels)
hpaned_song = gtk.HPaned()
# Patterns
frame = gtk.Frame('Patterns')
frame.set_size_request(700,400)
#Scroll, to see complete Pattern List
sw = gtk.ScrolledWindow()
self.vbox_patterns = gtk.VBox(False, 0)
self.vbox_patterns.show()
sw.add_with_viewport(self.vbox_patterns)
sw.show()
frame.add(sw)
frame.show()
hpaned_song.add1(frame)
# Channels
frame = gtk.Frame('Song')
vbox_channels = gtk.VBox(False,0)
#Scroll, to see complete Song
sw = gtk.ScrolledWindow()
self.hbox_channels = gtk.HBox(False, 0)
self.hbox_channels.show()
sw.add_with_viewport(self.hbox_channels)
sw.show()
vbox_channels.pack_start(sw, True, True, 0)
vbox_channels.show()
frame.add(vbox_channels)
frame.show()
hpaned_song.add2(frame)
hpaned_song.show()
vbox.pack_start(hpaned_song, True, True, 0)
channels = self.song.get_channels()
if len(channels):
channel = channels[0]
else:
channel = self.song.add_channel()
ChannelWidget(self, channel)
channels = self.song.get_channels()
if len(channels) == 0:
return
channel = channels[0]
#self.player.set_pos(int(self.adj_pos.get_value()))
self.player.set_data(channel)
self.player.set_bpm(self.song.get_bpm())
#self.playing_pos = gobject.timeout_add(500, self.update_playing_pos)
vbox.show()
self.add(vbox)
self.save_state = True
def menu_open(self, widget, data=None):
if self.save_state:
response = gtk.RESPONSE_YES
else:
dialog = gtk.MessageDialog(self, gtk.DIALOG_MODAL , gtk.MESSAGE_WARNING, gtk.BUTTONS_YES_NO,
"Open another song?\nUnsaved changes will be lost.")
response = dialog.run()
dialog.destroy()
if response == gtk.RESPONSE_YES:
filename = self.file_dialog('open')
if filename:
#Clean previous data
self.vbox_patterns.foreach(self.vbox_patterns.remove)
dseq = DSeq1()
self.song = dseq.open(filename)
self.adj_bpm.set_value(self.song.get_bpm())
for pattern in self.song.get_patterns():
PatternWidget(self, pattern)
for track in pattern.get_tracks():
self.conn.create_port(track.synth)
if len(self.song.get_channels()) == 0:
self.song.add_channel()
self.refresh_channels()
channels = self.song.get_channels()
if len(channels) > 0:
channel = channels[0]
self.player.set_data(channel)
self.player.set_bpm(self.song.get_bpm())
self.filename = filename
self.save_state = True
def menu_save(self, widget, data=None):
if self.filename:
dseq = DSeq1()
dseq.save(self.filename, self.song)
self.save_state = True
else:
filename = self.file_dialog('save')
if filename:
if filename[-5:] != '.dseq':
filename = filename + '.dseq'
self.filename = filename
dseq = DSeq1()
dseq.save(self.filename, self.song)
self.save_state = True
def menu_save_as(self, widget, data=None):
filename = self.file_dialog('saveas')
if filename:
if filename[-5:] != '.dseq':
filename = filename + '.dseq'
self.filename = filename
dseq = DSeq1()
dseq.save(self.filename, self.song)
self.save_state = True
def menu_import_patterns(self, widget, data=None):
filename = self.file_dialog('import')
if filename:
dseq = DSeq1()
imported_song = dseq.open(filename)
for pattern in imported_song.get_patterns():
self.song.add_pattern(pattern)
PatternWidget(self, pattern)
self.filename = filename
self.refresh_channels()
self.save_state = False
def menu_import_seq24(self, widget, data=None):
filename = self.file_dialog('import_seq24')
if filename:
imported_song = Song()
event_handler = midifile.NoteOnPrinter()
event_handler.set_song(imported_song)
midi_in = midifile.MidiInFile(event_handler, filename)
midi_in.read()
for pattern in imported_song.get_patterns():
self.song.add_pattern(pattern)
PatternWidget(self, pattern)
self.filename = filename
self.refresh_channels()
self.save_state = False
def file_dialog(self, data=None):
if data == "open":
title = 'Open...'
action = gtk.FILE_CHOOSER_ACTION_OPEN
elif data == "save":
title = 'Save...'
action = gtk.FILE_CHOOSER_ACTION_SAVE
elif data == 'saveas':
title = 'Save As...'
action = gtk.FILE_CHOOSER_ACTION_SAVE
elif data == "import":
title = 'Import Patterns From...'
action = gtk.FILE_CHOOSER_ACTION_OPEN
elif data == "import_seq24":
title = 'Import Patterns From Seq24'
action = gtk.FILE_CHOOSER_ACTION_OPEN
if action == gtk.FILE_CHOOSER_ACTION_OPEN:
dialog = gtk.FileChooserDialog(title, None, action,
(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL, gtk.STOCK_OPEN, gtk.RESPONSE_OK))
else:
dialog = gtk.FileChooserDialog(title, None, action,
(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL, gtk.STOCK_SAVE, gtk.RESPONSE_OK))
dialog.set_default_response(gtk.RESPONSE_OK)
if 'last_dir' in self.conf.value:
dialog.set_current_folder(self.conf.value['last_dir'])
filter = gtk.FileFilter()
if data != "import_seq24":
filter.set_name("Desfonema Sequence")
filter.add_pattern("*.dseq")
else:
filter.set_name("Seq24 Sequence")
filter.add_pattern("*.s24")
filter.add_pattern("*.seq24")
filter.add_pattern("*.mid")
dialog.add_filter(filter)
filter = gtk.FileFilter()
filter.set_name("All files")
filter.add_pattern("*")
dialog.add_filter(filter)
response = dialog.run()
filename = ''
if response == gtk.RESPONSE_OK:
filename = dialog.get_filename()
self.conf.value['last_dir'] = dialog.get_current_folder()
dialog.destroy()
return filename
def quit_program(self, widget, data=None):
if self.save_state:
response = gtk.RESPONSE_YES
else:
dialog = gtk.MessageDialog(self, gtk.DIALOG_MODAL , gtk.MESSAGE_WARNING, gtk.BUTTONS_YES_NO,
"Do you really wanna quit?\nUnsaved changes will be lost.")
response = dialog.run()
dialog.destroy()
if response == gtk.RESPONSE_YES:
self.player.quit()
self.player_pattern.quit()
self.conf.save()
gtk.main_quit()
return False
else:
return True
def new_file(self, widget, data=None):
if self.save_state:
response = gtk.RESPONSE_YES
else:
dialog = gtk.MessageDialog(self, gtk.DIALOG_MODAL , gtk.MESSAGE_WARNING, gtk.BUTTONS_YES_NO,
"Create new song?\nUnsaved changes will be lost.")
response = dialog.run()
dialog.destroy()
if response == gtk.RESPONSE_YES:
self.vbox_patterns.foreach(self.vbox_patterns.remove)
self.song = Song()
self.song.add_channel()
self.refresh_channels()
self.filename = ''
self.save_state = True
def add_pattern(self, widget, data=None):
if data == None:
pattern = self.song.add_pattern()
pattern.set_len(8)
pattern.add_track()
pw = PatternWindow(self, pattern)
pw.show()
pw.maximize()
else:
pattern = data
PatternWidget(self, pattern)
self.refresh_channels()
self.save_state = False
def add_channel(self, widget, data=None):
if data == None:
channel = self.song.add_channel()
else:
channel = data
ChannelWidget(self, channel)
self.save_state = False
def adj_bpm_changed(self, widget, data= None):
self.song.set_bpm(widget.get_value())
self.player.set_bpm(self.song.get_bpm())
self.save_state = False
def adj_pos_changed(self, widget, data= None):
self.player.set_pos(int(self.adj_pos.get_value()))
def btn_play_song_clicked(self, widget, data=None):
if self.player.playing():
self.player.stop()
if self.playing_pos:
gobject.source_remove(self.playing_pos)
else:
channels = self.song.get_channels()
if len(channels) == 0:
return
channel = channels[0]
#self.player.set_pos(int(self.adj_pos.get_value()))
self.player.set_data(channel)
self.player.set_bpm(self.song.get_bpm())
self.playing_pos = gobject.timeout_add(500, self.update_playing_pos)
def update_playing_pos(self):
pos = self.player.get_pos()
self.adj_pos.set_value(int(pos))
return True
def paste_pattern(self, widget, data=None):
clipboard = gtk.clipboard_get(gtk.gdk.SELECTION_CLIPBOARD)
clipboard.request_text(self.paste_pattern_clipboard_text_received)
# signal handler called when the clipboard returns text data
def paste_pattern_clipboard_text_received(self, clipboard, text, data):
if not text or text == '':
return
lines = text.split("\n")
if not len(lines):
return
if lines[0] != 'Pattern':
return
pattern = Pattern()
self.song.add_pattern(pattern)
level = 0
for line in lines:
if line == "Pattern":
level = 1
if line == "Track":
track = pattern.add_track()
level = 2
if line == "Notes":
level = 3
if level == 1:
#On Pattern Data
if line[:5] == "Num: ":
pattern.set_num(int(line[5:]))
elif line[:5] == "Len: ":
pattern.set_len(int(line[5:]))
elif line[:6] == "Name: ":
pattern.set_name(line[6:])
elif level == 2:
if line[:5] == "Len: ":
track.set_len(int(line[5:]))
elif line[:6] == "Name: ":
track.set_name(line[6:])
elif line[:8] == "Volume: ":
track.set_volume(int(line[8:]))
elif line[:7] == "Synth: ":
track.set_synth(line[7:])
elif line[:6] == "Port: ":
track.set_port(int(line[6:]))
elif level == 3:
if line == "Notes":
pass
elif line == "EndNotes":
level = 2
else:
(note, pos, duration, volume) = line.split(', ')
track.add_note(int(note),int(pos),int(duration), int(volume))
pattern.set_name("Copy of " + pattern.get_name())
PatternWidget(self, pattern)
self.refresh_channels()
self.save_state = False
return
def refresh_channels(self):
self.hbox_channels.foreach(self.hbox_channels.remove)
for channel in self.song.get_channels():
ChannelWidget(self, channel)
