#include <gnome.h>


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

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

void
on_back_btn_clicked                    (GtkButton       *button,
                                        gpointer         user_data);

void
on_zoom_out_btn_clicked                (GtkButton       *button,
                                        gpointer         user_data);

void
on_zoom_fit_btn_clicked                (GtkButton       *button,
                                        gpointer         user_data);

void
on_zoom_in_btn_clicked                 (GtkButton       *button,
                                        gpointer         user_data);

void
on_open_btn_clicked                    (GtkButton       *button,
                                        gpointer         user_data);

void
on_quit_btn_clicked                    (GtkButton       *button,
                                        gpointer         user_data);

gboolean
on_MainWindow_delete_event             (GtkWidget       *widget,
                                        GdkEvent        *event,
                                        gpointer         user_data);


void
on_begin_btn_clicked                   (GtkButton       *button,
                                        gpointer         user_data);

void
on_next_btn_clicked                    (GtkButton       *button,
                                        gpointer         user_data);

void
on_last_btn_clicked                    (GtkButton       *button,
                                        gpointer         user_data);


void
on_pref_btn_clicked                    (GtkButton       *button,
                                        gpointer         user_data);

void
on_conf_cancel_btn_clicked             (GtkButton       *button,
                                        gpointer         user_data);

void
on_conf_save_btn_clicked               (GtkButton       *button,
                                        gpointer         user_data);

void
on_config_window_realize               (GtkWidget       *widget,
                                        gpointer         user_data);

void
on_MainWindow_realize                  (GtkWidget       *widget,
                                        gpointer         user_data);

gboolean
on_main_canvas_key_press_event         (GtkWidget       *widget,
                                        GdkEventKey     *event,
                                        gpointer         user_data);

void
on_MainWindow_size_allocate            (GtkWidget       *widget,
                                        GdkRectangle    *allocation,
                                        gpointer         user_data);

void
on_zoom_orig_btn_clicked               (GtkButton       *button,
                                        gpointer         user_data);

gboolean
on_nav_window_delete_event             (GtkWidget       *widget,
                                        GdkEvent        *event,
                                        gpointer         user_data);

void
on_advance_1_page1_activate            (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_advance_2_pages1_activate           (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_go_to_end1_activate                 (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_backup_1_page1_activate             (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_backup_2_pages1_activate            (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_go_to_start1_activate               (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_zoom_to_fit1_activate               (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_enlarge1_activate                   (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_reduce1_activate                    (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_original_size1_activate             (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_configuration_window1_activate      (GtkMenuItem     *menuitem,
                                        gpointer         user_data);

void
on_zoom_width_btn_clicked              (GtkButton       *button,
                                        gpointer         user_data);

void
on_fit_to_page_width1_activate         (GtkMenuItem     *menuitem,
                                        gpointer         user_data);