/* * * Sample Code for Gtk+ Programming in C, 1st Edition, Prentice Hall * * Copyright 2000 - 2002 Syd Logan, All Rights Reserved * * This code is distributed without warranty. You are free to use this * code for any purpose, however, if this code is republished or * redistributed in its original form, as hardcopy or electronically, * then you must include this copyright notice along with the code. * * Questions or comments regarding this code or any bugs it contains can * be directed to the author via e-mail at slogan@cts.com **/#include <gtk/gtk.h>main( int argc, char *argv[] ){	GtkWidget *dialog, *label, *button;	gtk_init( &argc, &argv );	dialog = gtk_dialog_new();	gtk_widget_set_usize( dialog, 214, 117 );	gtk_window_set_policy( GTK_WINDOW( dialog ), FALSE, FALSE, FALSE);	gtk_window_set_title( GTK_WINDOW( dialog ), "Alert" );	gtk_container_set_border_width (GTK_CONTAINER (dialog), 0);	label = gtk_label_new("You have new mail!");	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox),     label, TRUE, TRUE, 0);  button = gtk_button_new_with_label ("OK");  GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);  gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->action_area),    button, FALSE, FALSE, 0); 	gtk_widget_grab_default (button);		gtk_widget_show_all( dialog );	gtk_main();}