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-rw-r--r--offapi/com/sun/star/presentation/XSlideShowController.idl8
1 files changed, 8 insertions, 0 deletions
diff --git a/offapi/com/sun/star/presentation/XSlideShowController.idl b/offapi/com/sun/star/presentation/XSlideShowController.idl
index 9476604a2c77..8ddc9931e163 100644
--- a/offapi/com/sun/star/presentation/XSlideShowController.idl
+++ b/offapi/com/sun/star/presentation/XSlideShowController.idl
@@ -121,6 +121,14 @@ interface XSlideShowController
//-------------------------------------------------------------------------
+ /** undo the last effects that where triggered by a generic trigger.
+ <p>If there is no previous effect that can be undone then the
+ previous slide will be displayed.
+ */
+ void gotoPreviousEffect();
+
+ //-------------------------------------------------------------------------
+
/** goto and display first slide */
void gotoFirstSlide();