example.py

   1 import sys
   2 sys.argv  = []
   3 from gi.repository import GObject, Gdk, Gtk
   4 import math
   5
   6 sys.path = ["./py"] + sys.path
   7
   8 import cbox
   9 from gui_tools import *
  10 import fx_gui
  11 import instr_gui
  12 import drumkit_editor
  13 import drum_pattern_editor
  14
  15 class SceneDialog(SelectObjectDialog):
  16     title = "Select a scene"
  17     def __init__(self, parent):
  18         SelectObjectDialog.__init__(self, parent)
  19     def update_model(self, model):
  20         for s in cbox.Config.sections("scene:"):
  21             title = s["title"]
  22             model.append((s.name[6:], "Scene", s.name, title))
  23         for s in cbox.Config.sections("instrument:"):
  24             title = s["title"]
  25             model.append((s.name[11:], "Instrument", s.name, title))
  26         for s in cbox.Config.sections("layer:"):
  27             title = s["title"]
  28             model.append((s.name[6:], "Layer", s.name, title))
  29
  30 class AddLayerDialog(SelectObjectDialog):
  31     title = "Add a layer"
  32     def __init__(self, parent):
  33         SelectObjectDialog.__init__(self, parent)
  34     def update_model(self, model):
  35         for s in cbox.Config.sections("instrument:"):
  36             title = s["title"]
  37             model.append((s.name[11:], "Instrument", s.name, title))
  38         for s in cbox.Config.sections("layer:"):
  39             title = s["title"]
  40             model.append((s.name[6:], "Layer", s.name, title))
  41
  42 class PlayPatternDialog(SelectObjectDialog):
  43     title = "Play a drum pattern"
  44     def __init__(self, parent):
  45         SelectObjectDialog.__init__(self, parent)
  46     def update_model(self, model):
  47         model.append((None, "Stop", "", ""))
  48         for s in cbox.Config.sections("drumpattern:"):
  49             title = s["title"]
  50             model.append((s.name[12:], "Pattern", s.name, title))
  51         for s in cbox.Config.sections("drumtrack:"):
  52             title = s["title"]
  53             model.append((s.name[10:], "Track", s.name, title))
  54
  55 in_channels_ls = Gtk.ListStore(GObject.TYPE_INT, GObject.TYPE_STRING)
  56 in_channels_ls.append((0, "All"))
  57 out_channels_ls = Gtk.ListStore(GObject.TYPE_INT, GObject.TYPE_STRING)
  58 out_channels_ls.append((0, "Same"))
  59 for i in range(1, 17):
  60     in_channels_ls.append((i, str(i)))
  61     out_channels_ls.append((i, str(i)))
  62 notes_ls = Gtk.ListStore(GObject.TYPE_INT, GObject.TYPE_STRING)
  63 opt_notes_ls = Gtk.ListStore(GObject.TYPE_INT, GObject.TYPE_STRING)
  64 opt_notes_ls.append((-1, "N/A"))
  65 for i in range(0, 128):
  66     notes_ls.append((i, note_to_name(i)))
  67     opt_notes_ls.append((i, note_to_name(i)))
  68 transpose_ls = Gtk.ListStore(GObject.TYPE_INT, GObject.TYPE_STRING)
  69 for i in range(-60, 61):
  70     transpose_ls.append((i, str(i)))
  71
  72 class SceneLayersModel(Gtk.ListStore):
  73     def __init__(self):
  74         Gtk.ListStore.__init__(self, GObject.TYPE_STRING, GObject.TYPE_BOOLEAN,
  75             GObject.TYPE_INT, GObject.TYPE_INT, GObject.TYPE_BOOLEAN,
  76             GObject.TYPE_INT, GObject.TYPE_INT, GObject.TYPE_INT, GObject.TYPE_INT, GObject.TYPE_STRING)
  77     #def make_row_item(self, opath, tree_path):
  78     #    return opath % self[(1 + int(tree_path))]
  79     def make_row_item(self, opath, tree_path):
  80         return cbox.Document.uuid_cmd(self[int(tree_path)][-1], opath)
  81     def refresh(self, scene_status):
  82         self.clear()
  83         for layer in scene_status.layers:
  84             ls = layer.status()
  85             self.append((ls.instrument_name, ls.enable != 0, ls.in_channel, ls.out_channel, ls.consume != 0, ls.low_note, ls.high_note, ls.fixed_note, ls.transpose, layer.uuid))
  86
  87 class SceneLayersView(Gtk.TreeView):
  88     def __init__(self, model):
  89         Gtk.TreeView.__init__(self, model)
  90         self.enable_model_drag_source(Gdk.ModifierType.BUTTON1_MASK, [("text/plain", 0, 1)], Gdk.DragAction.MOVE)
  91         self.enable_model_drag_dest([("text/plain", Gtk.TargetFlags.SAME_APP | Gtk.TargetFlags.SAME_WIDGET, 1)], Gdk.DragAction.MOVE)
  92         self.connect('drag_data_get', self.drag_data_get)
  93         self.connect('drag_data_received', self.drag_data_received)
  94         self.insert_column_with_attributes(0, "On?", standard_toggle_renderer(model, "/enable", 1), active=1)
  95         self.insert_column_with_attributes(1, "Name", Gtk.CellRendererText(), text=0)
  96         self.insert_column_with_data_func(2, "In Ch#", standard_combo_renderer(model, in_channels_ls, "/in_channel", 2), lambda column, cell, model, iter, data: cell.set_property('text', "%s" % model[iter][2] if model[iter][2] != 0 else 'All'), None)
  97         self.insert_column_with_data_func(3, "Out Ch#", standard_combo_renderer(model, out_channels_ls, "/out_channel", 3), lambda column, cell, model, iter, data: cell.set_property('text', "%s" % model[iter][3] if model[iter][3] != 0 else 'Same'), None)
  98         self.insert_column_with_attributes(4, "Eat?", standard_toggle_renderer(model, "/consume", 4), active=4)
  99         self.insert_column_with_data_func(5, "Lo N#", standard_combo_renderer(model, notes_ls, "/low_note", 5), lambda column, cell, model, iter, data: cell.set_property('text', note_to_name(model[iter][5])), None)
 100         self.insert_column_with_data_func(6, "Hi N#", standard_combo_renderer(model, notes_ls, "/high_note", 6), lambda column, cell, model, iter, data: cell.set_property('text', note_to_name(model[iter][6])), None)
 101         self.insert_column_with_data_func(7, "Fix N#", standard_combo_renderer(model, opt_notes_ls, "/fixed_note", 7), lambda column, cell, model, iter, data: cell.set_property('text', note_to_name(model[iter][7])), None)
 102         self.insert_column_with_attributes(8, "Transpose", standard_combo_renderer(model, transpose_ls, "/transpose", 8), text=8)
 103     def drag_data_get(self, treeview, context, selection, target_id, etime):
 104         cursor = treeview.get_cursor()
 105         if cursor is not None:
 106             selection.set('text/plain', 8, str(cursor[0][0]))
 107     def drag_data_received(self, treeview, context, x, y, selection, info, etime):
 108         src_row = int(selection.data)
 109         dest_row_info = treeview.get_dest_row_at_pos(x, y)
 110         if dest_row_info is not None:
 111             dest_row = dest_row_info[0][0]
 112             #print src_row, dest_row, dest_row_info[1]
 113             scene = cbox.Document.get_scene()
 114             scene.move_layer(src_row, dest_row)
 115             self.get_model().refresh(scene.status())
 116
 117 class SceneAuxBusesModel(Gtk.ListStore):
 118     def __init__(self):
 119         Gtk.ListStore.__init__(self, GObject.TYPE_STRING, GObject.TYPE_STRING)
 120     def refresh(self, scene_status):
 121         self.clear()
 122         for aux_name, aux_obj in scene_status.auxes.items():
 123             # XXXKF make slots more 1st class
 124             slot = aux_obj.get_slot_status()
 125             self.append((slot.insert_preset, slot.insert_engine))
 126
 127 class SceneAuxBusesView(Gtk.TreeView):
 128     def __init__(self, model):
 129         Gtk.TreeView.__init__(self, model)
 130         self.insert_column_with_attributes(0, "Name", Gtk.CellRendererText(), text=0)
 131         self.insert_column_with_attributes(1, "Engine", Gtk.CellRendererText(), text=1)
 132     def get_current_row(self):
 133         if self.get_cursor()[0] is None:
 134             return None, None
 135         row = self.get_cursor()[0][0]
 136         return row + 1, self.get_model()[row]
 137
 138 class StatusBar(Gtk.Statusbar):
 139     def __init__(self):
 140         Gtk.Statusbar.__init__(self)
 141         self.sample_rate_label = Gtk.Label("")
 142         self.pack_start(self.sample_rate_label, False, False, 2)
 143         self.status = self.get_context_id("Status")
 144         self.sample_rate = self.get_context_id("Sample rate")
 145         self.push(self.status, "")
 146         self.push(self.sample_rate, "-")
 147     def update(self, status, sample_rate):
 148         self.pop(self.status)
 149         self.push(self.status, status)
 150         self.sample_rate_label.set_text("%s Hz" % sample_rate)
 151
 152 class MainWindow(Gtk.Window):
 153     def __init__(self):
 154         Gtk.Window.__init__(self, Gtk.WindowType.TOPLEVEL)
 155         self.vbox = Gtk.VBox(spacing = 5)
 156         self.add(self.vbox)
 157         self.create()
 158         set_timer(self, 30, self.update)
 159         self.drum_pattern_editor = None
 160         self.drumkit_editor = None
 161
 162     def create(self):
 163         self.menu_bar = Gtk.MenuBar()
 164
 165         self.menu_bar.append(create_menu("_Scene", [
 166             ("_Load", self.load_scene),
 167             ("_Quit", self.quit),
 168         ]))
 169         self.menu_bar.append(create_menu("_Layer", [
 170             ("_Add", self.layer_add),
 171             ("_Remove", self.layer_remove),
 172         ]))
 173         self.menu_bar.append(create_menu("_AuxBus", [
 174             ("_Add", self.aux_bus_add),
 175             ("_Edit", self.aux_bus_edit),
 176             ("_Remove", self.aux_bus_remove),
 177         ]))
 178         self.menu_bar.append(create_menu("_Tools", [
 179             ("_Drum Kit Editor", self.tools_drumkit_editor),
 180             ("_Play Drum Pattern", self.tools_play_drum_pattern),
 181             ("_Edit Drum Pattern", self.tools_drum_pattern_editor),
 182             ("_Un-zombify", self.tools_unzombify),
 183             ("_Object list", self.tools_object_list),
 184             ("_Wave bank dump", self.tools_wave_bank_dump),
 185         ]))
 186
 187         self.vbox.pack_start(self.menu_bar, False, False, 0)
 188         rt = cbox.GetThings("/rt/status", ['audio_channels'], [])
 189         scene = cbox.Document.get_scene()
 190         self.nb = Gtk.Notebook()
 191         self.vbox.add(self.nb)
 192         self.nb.append_page(self.create_master(scene), Gtk.Label("Master"))
 193         self.status_bar = StatusBar()
 194         self.vbox.pack_start(self.status_bar, False, False, 0)
 195         self.create_instrument_pages(scene.status(), rt)
 196
 197     def create_master(self, scene):
 198         scene_status = scene.status()
 199         self.master_info = left_label("")
 200         self.timesig_info = left_label("")
 201
 202         t = Gtk.Table(3, 8)
 203         t.set_col_spacings(5)
 204         t.set_row_spacings(5)
 205
 206         t.attach(bold_label("Scene"), 0, 1, 0, 1, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 207         self.scene_label = left_label(scene_status.name)
 208         t.attach(self.scene_label, 1, 3, 0, 1, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 209
 210         self.title_label = left_label(scene_status.title)
 211         t.attach(bold_label("Title"), 0, 1, 1, 2, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 212         t.attach(self.title_label, 1, 3, 1, 2, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 213
 214         t.attach(bold_label("Play pos"), 0, 1, 2, 3, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 215         t.attach(self.master_info, 1, 3, 2, 3, Gtk.AttachOptions.EXPAND | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 216
 217         t.attach(bold_label("Time sig"), 0, 1, 3, 4, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 218         t.attach(self.timesig_info, 1, 2, 3, 4, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 219         hb = Gtk.HButtonBox()
 220         b = Gtk.Button("Play")
 221         b.connect('clicked', lambda w: cbox.Transport.play())
 222         hb.pack_start(b, False, False, 5)
 223         b = Gtk.Button("Stop")
 224         b.connect('clicked', lambda w: cbox.Transport.stop())
 225         hb.pack_start(b, False, False, 5)
 226         b = Gtk.Button("Rewind")
 227         b.connect('clicked', lambda w: cbox.Transport.seek_ppqn(0))
 228         hb.pack_start(b, False, False, 5)
 229         b = Gtk.Button("Panic")
 230         b.connect('clicked', lambda w: cbox.Transport.panic())
 231         hb.pack_start(b, False, False, 5)
 232         t.attach(hb, 2, 3, 3, 4, Gtk.AttachOptions.EXPAND, Gtk.AttachOptions.SHRINK)
 233
 234         t.attach(bold_label("Tempo"), 0, 1, 4, 5, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 235         self.tempo_adj = Gtk.Adjustment(40, 40, 300, 1, 5, 0)
 236         self.tempo_adj.connect('value_changed', adjustment_changed_float, cbox.VarPath("/master/set_tempo"))
 237         t.attach(standard_hslider(self.tempo_adj), 1, 3, 4, 5, Gtk.AttachOptions.EXPAND | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 238
 239         t.attach(bold_label("Transpose"), 0, 1, 5, 6, Gtk.AttachOptions.SHRINK | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 240         self.transpose_adj = Gtk.Adjustment(scene_status.transpose, -24, 24, 1, 5, 0)
 241         self.transpose_adj.connect('value_changed', adjustment_changed_int, cbox.VarPath('/scene/transpose'))
 242         t.attach(standard_align(Gtk.SpinButton(adjustment = self.transpose_adj), 0, 0, 0, 0), 1, 3, 5, 6, Gtk.AttachOptions.EXPAND | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 243
 244         self.layers_model = SceneLayersModel()
 245         self.layers_view = SceneLayersView(self.layers_model)
 246         t.attach(standard_vscroll_window(-1, 160, self.layers_view), 0, 3, 6, 7, Gtk.AttachOptions.EXPAND | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 247
 248         self.auxes_model = SceneAuxBusesModel()
 249         self.auxes_view = SceneAuxBusesView(self.auxes_model)
 250         t.attach(standard_vscroll_window(-1, 120, self.auxes_view), 0, 3, 7, 8, Gtk.AttachOptions.EXPAND | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 251
 252         self.layers_model.refresh(scene_status)
 253         self.auxes_model.refresh(scene_status)
 254
 255         return t
 256
 257     def quit(self, w):
 258         self.destroy()
 259
 260     def load_scene(self, w):
 261         d = SceneDialog(self)
 262         response = d.run()
 263         try:
 264             if response == Gtk.ResponseType.OK:
 265                 scene = cbox.Document.get_scene()
 266                 item_name, item_type, item_key, item_label = d.get_selected_object()
 267                 if item_type == 'Scene':
 268                     scene.load(item_name)
 269                 elif item_type == 'Layer':
 270                     scene.clear()
 271                     scene.add_layer(item_name)
 272                 elif item_type == 'Instrument':
 273                     scene.clear()
 274                     scene.add_instrument_layer(item_name)
 275                 scene_status = scene.status()
 276                 self.scene_label.set_text(scene_status.name)
 277                 self.title_label.set_text(scene_status.title)
 278                 self.refresh_instrument_pages(scene_status)
 279         finally:
 280             d.destroy()
 281
 282     def layer_add(self, w):
 283         d = AddLayerDialog(self)
 284         response = d.run()
 285         try:
 286             if response == Gtk.ResponseType.OK:
 287                 scene = cbox.Document.get_scene()
 288                 item_name, item_type, item_key, item_label = d.get_selected_object()
 289                 if item_type == 'Layer':
 290                     scene.add_layer(item_name)
 291                 elif item_type == 'Instrument':
 292                     scene.add_instrument_layer(item_name)
 293                 self.refresh_instrument_pages()
 294         finally:
 295             d.destroy()
 296
 297     def layer_remove(self, w):
 298         if self.layers_view.get_cursor()[0] is not None:
 299             pos = self.layers_view.get_cursor()[0][0]
 300             cbox.Document.get_scene().delete_layer(pos)
 301             self.refresh_instrument_pages()
 302
 303     def aux_bus_add(self, w):
 304         d = fx_gui.LoadEffectDialog(self)
 305         response = d.run()
 306         try:
 307             cbox.do_cmd("/scene/load_aux", None, [d.get_selected_object()[0]])
 308             self.refresh_instrument_pages()
 309         finally:
 310             d.destroy()
 311     def aux_bus_remove(self, w):
 312         rowid, row = self.auxes_view.get_current_row()
 313         if rowid is None:
 314             return
 315         cbox.do_cmd("/scene/delete_aux", None, [row[0]])
 316         self.refresh_instrument_pages()
 317
 318     def aux_bus_edit(self, w):
 319         rowid, row = self.auxes_view.get_current_row()
 320         if rowid is None:
 321             return
 322         wclass = fx_gui.effect_window_map[row[1]]
 323         popup = wclass("Aux: %s" % row[0], self, "/scene/aux/%d/engine" % rowid)
 324         popup.show_all()
 325         popup.present()
 326
 327     def tools_unzombify(self, w):
 328         cbox.do_cmd("/rt/cycle", None, [])
 329
 330     def tools_drumkit_editor(self, w):
 331         if self.drumkit_editor is None:
 332             self.drumkit_editor = drumkit_editor.EditorDialog(self)
 333             self.refresh_instrument_pages()
 334             self.drumkit_editor.connect('destroy', self.on_drumkit_editor_destroy)
 335             self.drumkit_editor.show_all()
 336         self.drumkit_editor.present()
 337
 338     def on_drumkit_editor_destroy(self, w):
 339         self.drumkit_editor = None
 340
 341     def tools_object_list(self, w):
 342         cbox.Document.dump()
 343
 344     def tools_wave_bank_dump(self, w):
 345         waves = cbox.GetThings("/waves/list", ["*waveform"], [])
 346         for w in waves.waveform:
 347             info = cbox.GetThings("/waves/info", ["filename", "name", "bytes", "loop"], [w])
 348             print("%s: %d bytes, loop = %s" % (info.filename, info.bytes, info.loop))
 349
 350     def tools_play_drum_pattern(self, w):
 351         d = PlayPatternDialog(self)
 352         response = d.run()
 353         try:
 354             if response == Gtk.ResponseType.OK:
 355                 row = d.get_selected_object()
 356                 if row[1] == 'Pattern':
 357                     song = cbox.Document().get_song()
 358                     song.loop_single_pattern(lambda: song.load_drum_pattern(row[0]))
 359                 elif row[1] == 'Track':
 360                     song = cbox.Document().get_song()
 361                     song.loop_single_pattern(lambda: song.load_drum_track(row[0]))
 362                 elif row[1] == 'Stop':
 363                     song = cbox.Document().get_song()
 364                     song.clear()
 365                     song.update_playback()
 366         finally:
 367             d.destroy()
 368
 369     def tools_drum_pattern_editor(self, w):
 370         if self.drum_pattern_editor is None:
 371             length = drum_pattern_editor.PPQN * 4
 372             pat_data = cbox.Pattern.get_pattern()
 373             if pat_data is not None:
 374                 pat_data, length = pat_data
 375             self.drum_pattern_editor = drum_pattern_editor.DrumSeqWindow(length, pat_data)
 376             self.drum_pattern_editor.set_title("Drum pattern editor")
 377             self.drum_pattern_editor.show_all()
 378             self.drum_pattern_editor.connect('destroy', self.on_drum_pattern_editor_destroy)
 379             self.drum_pattern_editor.pattern.connect('changed', self.on_drum_pattern_changed)
 380             self.drum_pattern_editor.pattern.changed()
 381         self.drum_pattern_editor.present()
 382
 383     def on_drum_pattern_changed(self, pattern):
 384         data = bytearray()
 385         for i in pattern.items():
 386             ch = i.channel - 1
 387             data += cbox.Pattern.serialize_event(int(i.pos), 0x90 + ch, int(i.row), int(i.vel))
 388             if i.len > 1:
 389                 data += cbox.Pattern.serialize_event(int(i.pos + i.len - 1), 0x80 + ch, int(i.row), int(i.vel))
 390             else:
 391                 data += cbox.Pattern.serialize_event(int(i.pos + 1), 0x80 + ch, int(i.row), int(i.vel))
 392
 393         length = pattern.get_length()
 394
 395         song = cbox.Document().get_song()
 396         song.loop_single_pattern(lambda: song.pattern_from_blob(data, length))
 397
 398     def on_drum_pattern_editor_destroy(self, w):
 399         self.drum_pattern_editor = None
 400
 401     def refresh_instrument_pages(self, scene_status = None):
 402         self.delete_instrument_pages()
 403         rt = cbox.GetThings("/rt/status", ['audio_channels'], [])
 404         if scene_status is None:
 405             scene_status = cbox.Document.get_scene().status()
 406         self.layers_model.refresh(scene_status)
 407         self.auxes_model.refresh(scene_status)
 408         self.create_instrument_pages(scene_status, rt)
 409         self.nb.show_all()
 410         self.title_label.set_text(scene_status.title)
 411
 412     def create_instrument_pages(self, scene_status, rt):
 413         self.path_widgets = {}
 414         self.path_popups = {}
 415         self.fx_choosers = {}
 416
 417         outputs_ls = Gtk.ListStore(GObject.TYPE_STRING, GObject.TYPE_INT)
 418         for out in range(0, rt.audio_channels[1]//2):
 419             outputs_ls.append(("Out %s/%s" % (out * 2 + 1, out * 2 + 2), out))
 420
 421         auxbus_ls = Gtk.ListStore(GObject.TYPE_STRING, GObject.TYPE_STRING)
 422         auxbus_ls.append(("", ""))
 423         for bus_name in scene_status.auxes.keys():
 424             auxbus_ls.append(("Aux: %s" % bus_name, bus_name))
 425
 426         for iname, (iengine, iobj) in scene_status.instruments.items():
 427             ipath = "/scene/instr/%s" % iname
 428             idata = iobj.status()
 429             #attribs = cbox.GetThings("/scene/instr_info", ['engine', 'name'], [i])
 430             #markup += '<b>Instrument %d:</b> engine %s, name %s\n' % (i, attribs.engine, attribs.name)
 431             b = Gtk.VBox(spacing = 5)
 432             b.set_border_width(5)
 433             b.pack_start(Gtk.Label("Engine: %s" % iengine), False, False, 5)
 434             b.pack_start(Gtk.HSeparator(), False, False, 5)
 435             t = Gtk.Table(1 + idata.outputs, 7)
 436             t.set_col_spacings(5)
 437             t.attach(bold_label("Instr. output", 0.5), 0, 1, 0, 1, Gtk.AttachOptions.SHRINK, Gtk.AttachOptions.SHRINK)
 438             t.attach(bold_label("Send to", 0.5), 1, 2, 0, 1, Gtk.AttachOptions.SHRINK, Gtk.AttachOptions.SHRINK)
 439             t.attach(bold_label("Gain [dB]", 0.5), 2, 3, 0, 1, 0, Gtk.AttachOptions.SHRINK)
 440             t.attach(bold_label("Effect", 0.5), 3, 4, 0, 1, 0, Gtk.AttachOptions.SHRINK)
 441             t.attach(bold_label("Preset", 0.5), 4, 7, 0, 1, 0, Gtk.AttachOptions.SHRINK)
 442             b.pack_start(t, False, False, 5)
 443
 444             y = 1
 445             for o in range(1, idata.outputs + 1):
 446                 is_aux = o >= idata.aux_offset
 447                 if not is_aux:
 448                     opath = "%s/output/%s" % (ipath, o)
 449                     output_name = "Out %s" % o
 450                 else:
 451                     opath = "%s/aux/%s" % (ipath, o - idata.aux_offset + 1)
 452                     output_name = "Aux %s" % (o - idata.aux_offset + 1)
 453                 odata = cbox.GetThings(opath + "/status", ['gain', 'output', 'bus', 'insert_engine', 'insert_preset', 'bypass'], [])
 454                 engine = odata.insert_engine
 455                 preset = odata.insert_preset
 456                 bypass = odata.bypass
 457
 458                 t.attach(Gtk.Label(output_name), 0, 1, y, y + 1, Gtk.AttachOptions.SHRINK, Gtk.AttachOptions.SHRINK)
 459
 460                 if not is_aux:
 461                     cb = standard_combo(outputs_ls, odata.output - 1)
 462                     cb.connect('changed', combo_value_changed, cbox.VarPath(opath + '/output'), 1)
 463                 else:
 464                     cb = standard_combo(auxbus_ls, ls_index(auxbus_ls, odata.bus, 1))
 465                     cb.connect('changed', combo_value_changed_use_column, cbox.VarPath(opath + '/bus'), 1)
 466                 t.attach(cb, 1, 2, y, y + 1, Gtk.AttachOptions.SHRINK, Gtk.AttachOptions.SHRINK)
 467
 468                 adj = Gtk.Adjustment(odata.gain, -96, 24, 1, 6, 0)
 469                 adj.connect('value_changed', adjustment_changed_float, cbox.VarPath(opath + '/gain'))
 470                 t.attach(standard_hslider(adj), 2, 3, y, y + 1, Gtk.AttachOptions.EXPAND | Gtk.AttachOptions.FILL, Gtk.AttachOptions.SHRINK)
 471
 472                 chooser = fx_gui.InsertEffectChooser(opath, "%s: %s" % (iname, output_name), engine, preset, bypass, self)
 473                 self.fx_choosers[opath] = chooser
 474                 t.attach(chooser.fx_engine, 3, 4, y, y + 1, 0, Gtk.AttachOptions.SHRINK)
 475                 t.attach(chooser.fx_preset, 4, 5, y, y + 1, 0, Gtk.AttachOptions.SHRINK)
 476                 t.attach(chooser.fx_edit, 5, 6, y, y + 1, 0, Gtk.AttachOptions.SHRINK)
 477                 t.attach(chooser.fx_bypass, 6, 7, y, y + 1, 0, Gtk.AttachOptions.SHRINK)
 478                 y += 1
 479             if iengine in instr_gui.instrument_window_map:
 480                 b.pack_start(Gtk.HSeparator(), False, False, 5)
 481                 b.pack_start(instr_gui.instrument_window_map[iengine](iname, iobj), True, True, 5)
 482             self.nb.append_page(b, Gtk.Label(iname))
 483         self.update()
 484
 485     def delete_instrument_pages(self):
 486         while self.nb.get_n_pages() > 1:
 487             self.nb.remove_page(self.nb.get_n_pages() - 1)
 488
 489     def update(self):
 490         cbox.call_on_idle()
 491         master = cbox.GetThings("/master/status", ['pos', 'pos_ppqn', 'tempo', 'timesig', 'sample_rate'], [])
 492         if master.tempo is not None:
 493             self.master_info.set_markup('%s (%s)' % (master.pos, master.pos_ppqn))
 494             self.timesig_info.set_markup("%s/%s" % tuple(master.timesig))
 495             self.tempo_adj.set_value(master.tempo)
 496         state = cbox.GetThings("/rt/status", ['state'], []).state
 497         self.status_bar.update(state[1], master.sample_rate)
 498         return True
 499
 500 def do_quit(window):
 501     Gtk.main_quit()
 502
 503 w = MainWindow()
 504 w.set_title("My UI")
 505 w.show_all()
 506 w.connect('destroy', do_quit)
 507
 508 Gtk.main()
 509