void
ags_menu_action_add_matrix_callback(GtkWidget *menu_item, gpointer data)
{
  AgsWindow *window;
  AgsMatrix *matrix;

  AgsThread *gui_thread;

  AgsAddAudio *add_audio;

  AgsApplicationContext *application_context;

  application_context = ags_application_context_get_instance();

  window = (AgsWindow *) ags_ui_provider_get_window(AGS_UI_PROVIDER(application_context));

  gui_thread = ags_ui_provider_get_gui_thread(AGS_UI_PROVIDER(application_context));
  
  /* create matrix */
  matrix = ags_matrix_new(G_OBJECT(window->soundcard));

  add_audio = ags_add_audio_new((AgsApplicationContext *) window->application_context,
				AGS_MACHINE(matrix)->audio);
  ags_gui_thread_schedule_task((AgsGuiThread *) gui_thread,
			       (GObject *) add_audio);
  
  gtk_box_pack_start((GtkBox *) window->machines,
		     GTK_WIDGET(matrix),
		     FALSE, FALSE,
		     0);
  
  /* connect everything */
  ags_connectable_connect(AGS_CONNECTABLE(matrix));

  /* */
  AGS_MACHINE(matrix)->audio->audio_channels = 1;

  /* AgsMatrixInputPad */
  ags_audio_set_pads(AGS_MACHINE(matrix)->audio,
		     AGS_TYPE_INPUT,
		     78, 0);
  ags_audio_set_pads(AGS_MACHINE(matrix)->audio,
		     AGS_TYPE_OUTPUT,
		     1, 0);

  /* */
  gtk_widget_show_all(GTK_WIDGET(matrix));
}
void
ags_menu_bar_add_matrix_callback(GtkWidget *menu_item, AgsMenuBar *menu_bar)
{
  AgsWindow *window;
  AgsMatrix *matrix;
  AgsAddAudio *add_audio;
  AgsThread *main_loop;
  AgsTaskThread *task_thread;
  AgsApplicationContext *application_context;

  window = (AgsWindow *) gtk_widget_get_ancestor((GtkWidget *) menu_bar, AGS_TYPE_WINDOW);

  application_context = window->application_context;
  
  main_loop = application_context->main_loop;
  task_thread = ags_thread_find_type(main_loop,
				     AGS_TYPE_TASK_THREAD);

  matrix = ags_matrix_new(G_OBJECT(window->soundcard));

  add_audio = ags_add_audio_new(window->soundcard,
				AGS_MACHINE(matrix)->audio);
  ags_task_thread_append_task(task_thread,
			      AGS_TASK(add_audio));
  
  gtk_box_pack_start((GtkBox *) window->machines,
		     GTK_WIDGET(matrix),
		     FALSE, FALSE, 0);

  /* connect everything */
  ags_connectable_connect(AGS_CONNECTABLE(matrix));

  /* */
  gtk_widget_show_all(GTK_WIDGET(matrix));

  /* */
  matrix->machine.audio->audio_channels = 1;

  /* AgsMatrixInputPad */
  ags_audio_set_pads(matrix->machine.audio, AGS_TYPE_INPUT, 78);
  ags_audio_set_pads(matrix->machine.audio, AGS_TYPE_OUTPUT, 1);

  ags_machine_find_port(AGS_MACHINE(matrix));
}