#include #ifdef __cplusplus extern "C" { #endif void on_button_open_clicked (GtkButton *button, gpointer user_data); void on_button_step_clicked (GtkButton *button, gpointer user_data); void on_button_rewind_clicked (GtkButton *button, gpointer user_data); void on_button_filesel_ok_clicked (GtkButton *button, gpointer user_data); void on_button_about_clicked (GtkButton *button, gpointer user_data); #ifdef __cplusplus } #endif