#include <stdio.h>

#include <gtk/gtk.h>

static void destroy( GtkWidget *widget,

                     gpointer   data )

{

    gtk_main_quit ();

}

int main( int   argc,

          char *argv[] )

{

    static GtkWidget *window;

    GtkWidget *scrolled_window;

    GtkWidget *table;

    GtkWidget *button;

    char buffer[32];

    int i, j;

    gtk_init (&argc, &argv);

    /* Create a new dialog window for the scrolled window to be

     * packed into.  */

    window = gtk_dialog_new ();

    g_signal_connect (G_OBJECT (window), "destroy",

		      G_CALLBACK (destroy), NULL);

    gtk_window_set_title (GTK_WINDOW (window), "GtkScrolledWindow example");

    gtk_container_set_border_width (GTK_CONTAINER (window), 0);

    gtk_widget_set_size_request (window, 300, 300);

    /* create a new scrolled window. */

    scrolled_window = gtk_scrolled_window_new (NULL, NULL);

    gtk_container_set_border_width (GTK_CONTAINER (scrolled_window), 10);

    /* the policy is one of GTK_POLICY AUTOMATIC, or GTK_POLICY_ALWAYS.

     * GTK_POLICY_AUTOMATIC will automatically decide whether you need

     * scrollbars, whereas GTK_POLICY_ALWAYS will always leave the scrollbars

     * there.  The first one is the horizontal scrollbar, the second, 

     * the vertical. */

    gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),

                                    GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);

    /* The dialog window is created with a vbox packed into it. */								

    gtk_box_pack_start (GTK_BOX (GTK_DIALOG(window)->vbox), scrolled_window, 

			TRUE, TRUE, 0);

    gtk_widget_show (scrolled_window);

    /* create a table of 10 by 10 squares. */

    table = gtk_table_new (10, 10, FALSE);

    /* set the spacing to 10 on x and 10 on y */

    gtk_table_set_row_spacings (GTK_TABLE (table), 10);

    gtk_table_set_col_spacings (GTK_TABLE (table), 10);

    /* pack the table into the scrolled window */

    gtk_scrolled_window_add_with_viewport (

                   GTK_SCROLLED_WINDOW (scrolled_window), table);

    gtk_widget_show (table);

    /* this simply creates a grid of toggle buttons on the table

     * to demonstrate the scrolled window. */

    for (i = 0; i < 10; i++)

       for (j = 0; j < 10; j++) {

          sprintf (buffer, "button (%d,%d)\n", i, j);

	  button = gtk_toggle_button_new_with_label (buffer);

	  gtk_table_attach_defaults (GTK_TABLE (table), button,

	                             i, i+1, j, j+1);

          gtk_widget_show (button);

       }

    /* Add a "close" button to the bottom of the dialog */

    button = gtk_button_new_with_label ("close");

    g_signal_connect_swapped (G_OBJECT (button), "clicked",

			      G_CALLBACK (gtk_widget_destroy),

			      G_OBJECT (window));

    /* this makes it so the button is the default. */

    gtk_widget_set_can_default (button, TRUE);

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

    /* This grabs this button to be the default button. Simply hitting

     * the "Enter" key will cause this button to activate. */

    gtk_widget_grab_default (button);

    gtk_widget_show (button);

    gtk_widget_show (window);

    gtk_main();

    return 0;

}