From 460b79696a0111b89bc4ac9c41a0b37fdb621f16 Mon Sep 17 00:00:00 2001
From: "Frank Schoenheit [fs]" <frank.schoenheit@sun.com>
Date: Fri, 15 Oct 2010 23:39:05 +0200
Subject: [PATCH] undoapi: API and Impl tweaks

---
 offapi/com/sun/star/document/XUndoManager.idl         | 10 ++++++++--
 offapi/com/sun/star/document/XUndoManagerListener.idl |  3 ++-
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/offapi/com/sun/star/document/XUndoManager.idl b/offapi/com/sun/star/document/XUndoManager.idl
index b937aa538e7a..2fbecdc6e3de 100755
--- a/offapi/com/sun/star/document/XUndoManager.idl
+++ b/offapi/com/sun/star/document/XUndoManager.idl
@@ -135,11 +135,14 @@ interface XUndoManager
         <p>If one or more undo contexts are currently open, those will be implicit
 
         @see redo
+        @throws ::com::sun::star::util::InvalidStateException
+            when the Undo stack is currently empty
         @throws ::com::sun::star::lang::WrappedTargetException
             if the invocation of <member>XUndoAction::undo</member> raises an exception other than a <member scope="com::sun::star::uno">RuntimeException</member>
     */
     void    undo()
-            raises( ::com::sun::star::lang::WrappedTargetException );
+            raises( ::com::sun::star::util::InvalidStateException,
+                    ::com::sun::star::lang::WrappedTargetException );
 
     /** replays the action on the document which has most recently been undone
 
@@ -150,11 +153,14 @@ interface XUndoManager
         </ul></p>
 
         @see undo
+        @throws ::com::sun::star::util::InvalidStateException
+            when the Redo stack is currently empty
         @throws ::com::sun::star::lang::WrappedTargetException
             if the invocation of <member>XUndoAction::redo</member> raises an exception other than a <member scope="com::sun::star::uno">RuntimeException</member>
     */
     void    redo()
-            raises( ::com::sun::star::lang::WrappedTargetException );
+            raises( ::com::sun::star::util::InvalidStateException,
+                    ::com::sun::star::lang::WrappedTargetException );
 
     /** clears the undo and the redo stack.
     */
diff --git a/offapi/com/sun/star/document/XUndoManagerListener.idl b/offapi/com/sun/star/document/XUndoManagerListener.idl
index 281b3911f65c..30373739c997 100755
--- a/offapi/com/sun/star/document/XUndoManagerListener.idl
+++ b/offapi/com/sun/star/document/XUndoManagerListener.idl
@@ -28,6 +28,7 @@
 #define __com_sun_star_document_XUndoManagerListener_idl__
 
 #include <com/sun/star/document/UndoManagerEvent.idl>
+#include <com/sun/star/lang/XEventListener.idl>
 
 //==================================================================================================================
 
@@ -39,7 +40,7 @@ module com { module sun { module star { module document {
 
     @see XUndoManager
  */
-interface XUndoManagerListener
+interface XUndoManagerListener : ::com::sun::star::lang::XEventListener
 {
     /** is called when an Undo action is added to the Undo stack.