+int BC_TumbleTextBox::handle_up_event()
+{
+ return use_float ?
+ ((BC_FTumbler *)tumbler)->BC_FTumbler::handle_up_event() :
+ ((BC_ITumbler *)tumbler)->BC_ITumbler::handle_up_event() ;
+}
+
+int BC_TumbleTextBox::handle_down_event()
+{
+ return use_float ?
+ ((BC_FTumbler *)tumbler)->BC_FTumbler::handle_down_event() :
+ ((BC_ITumbler *)tumbler)->BC_ITumbler::handle_down_event() ;
+}
+