/* gnome-hello-basic.c -- Example for the "Starting with GNOME" section
 * of the Gnome Developers' Tutorial (that's is included in the
 * Gnome Developers' Documentation in devel-progs/)
 *
 *Includes:
 *   Basic stuff
 *
 * Copyright (C) 1998 Mark Galassi, Horacio J. Peņa, all rights reserved
 */


/*
 * Including gnome.h gives you all you need to use the gtk toolkit as
 * well as the GNOME libraries; it also handles internationalization
 * via GNU gettext. Including config.h before gnome.h is very important
 * (else gnome-i18n can't find ENABLE_NLS), of course i'm assuming
 * that we're in the gnome tree.
 */
#include <config.h>
#include <gnome.h>


/* This points to our toplevel window */
GtkWidget *app;


/* Callbacks functions */

static void
hello_cb (GtkWidget *widget, void *data)
{
	g_print ("Hello GNOME\n");
	gtk_main_quit ();

	return;
}

static void
quit_cb (GtkWidget *widget, void *data)
{
	gtk_main_quit ();

	return;
}

static void
prepare_app()
{
	GtkWidget *button;
	
	/*
	 * Makes the main window and binds the delete event so you can close
	 * the program from your WM
	 */
	app = gnome_app_new ("hello", "Hello World Gnomified");
	gtk_widget_realize (app);
	gtk_signal_connect (GTK_OBJECT (app), "delete_event",
			    GTK_SIGNAL_FUNC (quit_cb),
			    NULL);
	
	/*
	 * We make a button, bind the 'clicked' signal to hello and setting it
	 * to be the content of the main window
	 */
	button = gtk_button_new_with_label ("Hello GNOME");
	gtk_signal_connect (GTK_OBJECT (button), "clicked",
			    GTK_SIGNAL_FUNC (hello_cb), NULL);
	gtk_container_set_border_width (GTK_CONTAINER (button), 60);

	gnome_app_set_contents (GNOME_APP (app), button);
	
	/*
	 * We now show the widgets, the order doesn't matter, but i suggests 
	 * showing the main window last so the whole window will popup at
	 * once rather than seeing the window pop up, and then the button form
	 * inside of it. Although with such simple example, you'd never notice.
	 */
	gtk_widget_show (button);
	gtk_widget_show (app);
}

int
main(int argc, char *argv[])
{
	gnome_init ("gnome-hello-0-basic", VERSION, argc, argv);
	
	/*
	 * prepare_app() makes all the gtk calls necessary to set up a
	 * minimal Gnome application; It's based on the hello world example
	 * from the Gtk+ tutorial
	 */
	prepare_app ();

	gtk_main ();
	
	return 0;
}