+/* Converts TEXT to a value.
+
+ VAL will be initialised and filled by this function.
+ It is the caller's responsibility to destroy VAL when no longer needed.
+ VAR must be the variable with which VAL is associated.
+
+ On success, VAL is returned, NULL otherwise.
+*/
+union value *
+text_to_value (const gchar *text,
+ const struct variable *var,
+ union value *val)
+{
+ return text_to_value__ (text, var_get_print_format (var),
+ var_get_encoding (var), val);
+}
+
+/* Converts TEXT, which contains a value in the given FORMAT encoding in
+ ENCODING, into a value.
+
+ VAL will be initialised and filled by this function.
+ It is the caller's responsibility to destroy VAL when no longer needed.
+
+ On success, VAL is returned, NULL otherwise.
+*/
+union value *
+text_to_value__ (const gchar *text,
+ const struct fmt_spec *format,
+ const gchar *encoding,
+ union value *val)
+{
+ int width = fmt_var_width (format);
+
+ if ( format->type != FMT_A)
+ {
+ if ( ! text ) return NULL;
+
+ {
+ const gchar *s = text;
+ while (*s)
+ {
+ if ( !isspace (*s))
+ break;
+ s++;
+ }
+
+ if ( !*s) return NULL;
+ }
+ }
+
+ value_init (val, width);
+ free (data_in (ss_cstr (text), UTF8, format->type, val, width, encoding));
+
+ return val;
+}
+
+
+/* This function must be used whenever a filename generated by glib,
+ (eg, from gtk_file_chooser_get_filename) and passed to the C library,
+ (eg through a pspp syntax string).
+*/
+gchar *
+convert_glib_filename_to_system_filename (const gchar *fname, GError **err)
+{
+ gchar *output_name;
+
+#ifdef G_OS_WIN32
+ const gchar *target_encoding;
+ gchar *utf8_name = NULL;
+
+ g_get_charset (&target_encoding);
+
+ output_name = g_convert (fname, -1, target_encoding,
+ "UTF-8", NULL, NULL, err);
+#else
+ output_name = xstrdup (fname);
+#endif
+
+ return output_name;
+}
+
+
+
+#define _(msgid) gettext (msgid)
+#define N_(msgid) msgid
+
+
+static void
+give_help (void)
+{
+ GtkWidget *dialog;
+
+ dialog = gtk_message_dialog_new (NULL,
+ GTK_DIALOG_MODAL,
+ GTK_MESSAGE_INFO,
+ GTK_BUTTONS_CLOSE,
+ _("Sorry. The help system hasn't yet "
+ "been implemented."));
+ gtk_dialog_run (GTK_DIALOG (dialog));
+ gtk_widget_destroy (dialog);
+}
+
+void
+connect_help (GtkBuilder *xml)
+{
+ GSList *helps = gtk_builder_get_objects (xml);
+
+ GSList *i;
+ for ( i = helps; i ; i = g_slist_next (i))
+ {
+ GObject *o = i->data;
+ if ( GTK_IS_WIDGET (o) )
+ {
+ const gchar *name = gtk_buildable_get_name (GTK_BUILDABLE (o));
+ gchar s[12] = {0};
+
+ if ( name)
+ strncpy (s, name, 11);
+ s[11] = '\0';
+
+
+ if ( 0 == strcmp ("help_button", s))
+ {
+ g_signal_connect (o, "clicked", give_help, 0);
+ }
+ }
+ }
+
+ g_slist_free (helps);
+}