+ Gtk::VBox perc_onset_packer;
+
+ /* onset detection widgets */
+
+ Gtk::ComboBoxText onset_detection_function_selector;
+ Gtk::Label onset_function_label;
+ Gtk::Adjustment peak_picker_threshold_adjustment;
+ Gtk::HScale peak_picker_threshold_scale;
+ Gtk::Label peak_picker_label;
+ Gtk::Adjustment silence_threshold_adjustment;
+ Gtk::HScale silence_threshold_scale;
+ Gtk::Label silence_label;
+ Gtk::VBox note_onset_packer;
+
+ /* generic stuff */
+