#include <gtk/gtk.h>


void
on_window1_destroy                     (GtkObject       *object,
                                        gpointer         user_data);

void
on_new1_activate                       (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_open1_activate                      (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_save1_activate                      (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_save_as1_activate                   (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_import1_activate                    (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_export_as_visio1_activate           (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_export_as_postscript1_activate      (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_export_as_gif1_activate             (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_quit1_activate                      (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_new_button_clicked                  (GtkButton       *button,
                                        gpointer         user_data);

void
on_open_button_clicked                 (GtkButton       *button,
                                        gpointer         user_data);

void
on_save_button_clicked                 (GtkButton       *button,
                                        gpointer         user_data);

void
on_saveas_button_clicked               (GtkButton       *button,
                                        gpointer         user_data);

void
on_import_button_clicked               (GtkButton       *button,
                                        gpointer         user_data);

void
on_savevisio_button_clicked            (GtkButton       *button,
                                        gpointer         user_data);

void
on_saveps_button_clicked               (GtkButton       *button,
                                        gpointer         user_data);

void
on_savegif_button_clicked              (GtkButton       *button,
                                        gpointer         user_data);

void
on_quit_button_clicked                 (GtkButton       *button,
                                        gpointer         user_data);

void
on_go_stop_button_clicked              (GtkButton       *button,
                                        gpointer         user_data);

void
on_node_height_spinbutton_changed      (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_node_mass_spinbutton_changed        (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_spring_length_spinbutton_changed    (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_spring_constant_spinbutton_changed  (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_node_width_spinbutton_changed       (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_node_charge_spinbutton_changed      (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_max_sa_movement_spinbutton_changed  (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_hide_layers_spinbutton_changed      (GtkEditable     *editable,
                                        gpointer         user_data);

void
on_draw_nodes_togglebutton_toggled     (GtkToggleButton *togglebutton,
                                        gpointer         user_data);

void
on_draw_springs_togglebutton_toggled   (GtkToggleButton *togglebutton,
                                        gpointer         user_data);

gboolean
on_viewport1_button_press_event        (GtkWidget       *widget,
                                        GdkEventButton  *event,
                                        gpointer         user_data);

gboolean
on_viewport1_button_release_event      (GtkWidget       *widget,
                                        GdkEventButton  *event,
                                        gpointer         user_data);

gboolean
on_viewport1_motion_notify_event       (GtkWidget       *widget,
                                        GdkEventMotion  *event,
                                        gpointer         user_data);

gboolean
on_drawingarea1_expose_event           (GtkWidget       *widget,
                                        GdkEventExpose  *event,
                                        gpointer         user_data);

gboolean
on_drawingarea1_button_press_event     (GtkWidget       *widget,
                                        GdkEventButton  *event,
                                        gpointer         user_data);

void
on_drawingarea1_drag_begin             (GtkWidget       *widget,
                                        GdkDragContext  *drag_context,
                                        gpointer         user_data);

void
on_drawingarea1_drag_end               (GtkWidget       *widget,
                                        GdkDragContext  *drag_context,
                                        gpointer         user_data);

void
on_openfile_ok_button_clicked          (GtkButton       *button,
                                        gpointer         user_data);

void
on_openfile_cancel_button_clicked      (GtkButton       *button,
                                        gpointer         user_data);

void
on_saveasfile_ok_button_clicked        (GtkButton       *button,
                                        gpointer         user_data);

void
on_saveasfile_cancel_button_clicked    (GtkButton       *button,
                                        gpointer         user_data);

void
on_importfile_ok_button_clicked        (GtkButton       *button,
                                        gpointer         user_data);

void
on_importfile_cancel_button_clicked    (GtkButton       *button,
                                        gpointer         user_data);

void
on_exportvisiofile_ok_button_clicked   (GtkButton       *button,
                                        gpointer         user_data);

void
on_exportvisiofile_cancel_button_clicked
                                        (GtkButton       *button,
                                        gpointer         user_data);

void
on_exportpsfile_ok_button_clicked      (GtkButton       *button,
                                        gpointer         user_data);

void
on_exportpsfile_cancel_button_clicked  (GtkButton       *button,
                                        gpointer         user_data);

void
on_exportgiffile_ok_button_clicked     (GtkButton       *button,
                                        gpointer         user_data);

void
on_exportgiffile_cancel_button_clicked (GtkButton       *button,
                                        gpointer         user_data);

void
on_button1_clicked                     (GtkButton       *button,
                                        gpointer         user_data);