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Diffstat (limited to 'src/osd/modules/lib/osdobj_common.h')
-rw-r--r--src/osd/modules/lib/osdobj_common.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/osd/modules/lib/osdobj_common.h b/src/osd/modules/lib/osdobj_common.h
index 78fc2620e64..d53ad78b8bd 100644
--- a/src/osd/modules/lib/osdobj_common.h
+++ b/src/osd/modules/lib/osdobj_common.h
@@ -244,6 +244,9 @@ protected:
virtual bool input_init();
virtual void input_pause();
+ virtual void build_slider_list() { }
+ virtual void update_slider_list() { }
+
private:
// internal state
running_machine * m_machine;