+void draw_backing_rect(struct gui_data *inst)
+{
+ GdkGC *gc = gdk_gc_new(inst->area->window);
+ gdk_gc_set_foreground(gc, &inst->cols[18]); /* default background */
+ gdk_draw_rectangle(inst->pixmap, gc, 1, 0, 0,
+ inst->cfg.width * inst->font_width + 2*inst->cfg.window_border,
+ inst->cfg.height * inst->font_height + 2*inst->cfg.window_border);
+ gdk_gc_unref(gc);
+}
+