+
+static gboolean
+indicate_filtered_case (GtkWidget *widget, cairo_t *cr, PsppireDataStore *store)
+{
+ guint row = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (widget), "row"));
+
+ if (!psppire_data_store_filtered (store, row))
+ return FALSE;
+
+ /* Draw a diagonal line through the widget */
+ guint width = gtk_widget_get_allocated_width (widget);
+ guint height = gtk_widget_get_allocated_height (widget);
+
+ GtkStyleContext *sc = gtk_widget_get_style_context (widget);
+ gtk_render_line (sc, cr, 0, 0, width, height);
+
+ return FALSE;
+}
+
+static void
+button_post_create (GtkWidget *button, guint i, gpointer user_data)
+{
+ PsppireDataStore *data_store = PSPPIRE_DATA_STORE (user_data);
+
+ g_object_set_data (G_OBJECT (button), "row", GUINT_TO_POINTER (i));
+ g_signal_connect_after (button, "draw", G_CALLBACK (indicate_filtered_case), data_store);
+}
+
+
+static gboolean
+resize_display_width (PsppireDict *dict, gint pos, gint size, gpointer user_data)
+{
+ if (pos < 0)
+ return FALSE;
+
+ PsppireDataSheet *sheet = PSPPIRE_DATA_SHEET (user_data);
+ PangoContext *context = gtk_widget_create_pango_context (GTK_WIDGET (sheet));
+ PangoLayout *layout = pango_layout_new (context);
+ PangoRectangle rect;
+
+ pango_layout_set_text (layout, "M", 1);
+ pango_layout_get_extents (layout, NULL, &rect);
+
+ gdouble width_of_M = rect.width / (gdouble) PANGO_SCALE;
+
+ g_object_unref (G_OBJECT (layout));
+ g_object_unref (G_OBJECT (context));
+
+ gint Ms = round ((size / width_of_M) - 0.25);
+ struct variable *var = psppire_dict_get_variable (dict, pos);
+ g_return_val_if_fail (var, TRUE);
+ var_set_display_width (var, Ms);
+ return TRUE;
+}
+