/usr/share/doc/libgtkspell3-3-dev/examples/simple.c is in libgtkspell3-3-dev 3.0.6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#include <gtk/gtk.h>
#include <gtkspell/gtkspell.h>
int
main (int argc, char* argv[])
{
GtkWidget *win, *box, *scroll, *view;
GError *error = NULL;
GtkSpellChecker* spell;
char *errortext = NULL;
gtk_init (&argc, &argv);
view = gtk_text_view_new ();
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (view), GTK_WRAP_WORD);
spell = gtk_spell_checker_new ();
if (!gtk_spell_checker_set_language (spell, "en_US", &error))
{
g_print ("gtkspell error: %s\n", error->message);
errortext = g_strdup_printf ("GtkSpell was unable to initialize.\n"
"%s", error->message);
g_error_free (error);
}
gtk_spell_checker_attach (spell, GTK_TEXT_VIEW (view));
scroll = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scroll),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scroll),
GTK_SHADOW_IN);
gtk_container_add (GTK_CONTAINER (scroll), view);
#if GTK_MAJOR_VERSION == 2
box = gtk_vbox_new (FALSE, 5);
#elif GTK_MAJOR_VERSION == 3
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
#else
#error Unsupported GTK version
#endif
if (errortext)
{
gtk_box_pack_start (GTK_BOX (box), gtk_label_new (errortext),
FALSE, FALSE, 0);
g_free (errortext);
}
else
{
gtk_box_pack_start (GTK_BOX (box),
gtk_label_new ("Type some text into the text box.\n"
"Try misspelling some words. Then right-click on them."),
FALSE, FALSE, 0);
}
gtk_box_pack_start (GTK_BOX (box), scroll, TRUE, TRUE, 0);
gtk_widget_show_all (box);
win = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (win), 400, 300);
gtk_window_set_title (GTK_WINDOW (win), "Simple GtkSpell Demonstration");
gtk_container_set_border_width (GTK_CONTAINER (win), 10);
g_signal_connect (win, "delete-event", G_CALLBACK (gtk_main_quit), NULL);
gtk_container_add (GTK_CONTAINER (win), box);
gtk_widget_show (win);
gtk_main ();
return 0;
}
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