Notify UndoStackObservers on commited incomplete transactions and sp_document_{undo,redo}_clear,

see #1684042.

(bzr r2780)

1 files changed, 11 insertions, 0 deletions

diff --git a/src/undo-stack-observer.h b/src/undo-stack-observer.h
index dbda2b980..5bf405f7f 100644
--- a/src/undo-stack-observer.h
+++ b/src/undo-stack-observer.h
@@ -59,6 +59,17 @@ public:
 	 * \param log Pointer to an Event describing the committed events.
 	 */
 	virtual void notifyUndoCommitEvent(Event* log) = 0;
+
+	/**
+	 * Triggered when the undo log is cleared.
+	 */
+	virtual void notifyClearUndoEvent() = 0;
+
+	/**
+	 * Triggered when the redo log is cleared.
+	 */
+	virtual void notifyClearRedoEvent() = 0;
+
 };
 
 }