ags_output_editor_callbacks
void ags_output_editor_parent_set_callback (GtkWidget *widget, GtkWidget *old_parent, AgsOutputEditor *output_editor);
GtkWidget *widget
GtkWidget *old_parent
AgsOutputEditor *output_editor
void ags_output_editor_soundcard_callback (GtkComboBoxText *combo_box, AgsOutputEditor *output_editor);
GtkComboBoxText *combo_box