#include <gtk/gtk.h>

void button_event(GtkWidget *widget, gpointer *data);

void destroy(GtkWidget *widget, gpointer *data);

int main(int argc,char *argv[ ])

{

GtkWidget *window;

GtkWidget *button;

gtk_init(&argc,&argv);

window=gtk_window_new(GTK_WINDOW_TOPLEVEL);

gtk_signal_connect(GTK_OBJECT(window),”destroy”,G_CALLBACK(gtk_main_quit),NULL);

button=gtk_button_new_with_label(“Exit”);

gtk_container_add(GTK_CONTAINER(window),button);

gtk_signal_connect(GTK_OBJECT(button),”clicked”,G_CALLBACK(button_event),NULL);

gtk_widget_show(button);

gtk_widget_show(window);

gtk_main();

}

void button_event(GtkWidget *widget, gpointer *data)

{

GtkWidget *button;

GtkWidget *dialog;

dialog=gtk_dialog_new( );

button=gtk_button_new_with_label(“Yes”);

gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->action_area),button,TRUE,TRUE,0);

gtk_signal_connect(GTK_OBJECT(button),”clicked”,G_CALLBACK(gtk_main_quit),NULL);

gtk_widget_show(button);

button=gtk_button_new_with_label(“No”);

gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->action_area),button,TRUE,TRUE,0);

gtk_signal_connect(GTK_OBJECT(button),”clicked”,G_CALLBACK(destroy),dialog);

gtk_widget_show(button);

gtk_widget_show(dialog);

}

void destroy(GtkWidget *widget, gpointer *data)

{

gtk_widget_destroy(GTK_WIDGET(data));

}