Tutorials. Global tutorials update (see Bug #169020, Bug #672423 and Bug #438307).

[inkscape.git] / src / composite-undo-stack-observer.h

diff --git a/src/composite-undo-stack-observer.h b/src/composite-undo-stack-observer.h
index 7b6b693b64848b4f58a0a692efc78fc81e3cece2..cd00d421115f8274b2861699d2957e281dfc3b8f 100644 (file)
--- a/src/composite-undo-stack-observer.h
+++ b/src/composite-undo-stack-observer.h
@@ -34,7 +34,7 @@ public:
        /**
         * Structure for tracking UndoStackObservers.
         */
-       struct UndoStackObserverRecord : public GC::Managed<> {
+       struct UndoStackObserverRecord {
        public:
                /**
                 * Constructor.
@@ -85,6 +85,26 @@ public:
                        this->_observer.notifyUndoCommitEvent(log);
                }
 
+               /**
+                * Issue a clear undo event to the UndoStackObserver
+                * that is associated with this
+                * UndoStackObserverRecord.
+                */
+               void issueClearUndo()
+               {
+                       this->_observer.notifyClearUndoEvent();
+               }
+            
+               /**
+                * Issue a clear redo event to the UndoStackObserver
+                * that is associated with this
+                * UndoStackObserverRecord.
+                */
+               void issueClearRedo()
+               {
+                       this->_observer.notifyClearRedoEvent();
+               }
+
        private:
                UndoStackObserver& _observer;
        };
@@ -97,7 +117,7 @@ public:
         */
        CompositeUndoStackObserver();
 
-       ~CompositeUndoStackObserver();
+    virtual ~CompositeUndoStackObserver();
 
        /**
         * Add an UndoStackObserver.
@@ -134,6 +154,9 @@ public:
         */
        void notifyUndoCommitEvent(Event* log);
 
+       virtual void notifyClearUndoEvent();
+       virtual void notifyClearRedoEvent();
+
 private:
        // Remove an observer from a given list
        bool _remove_one(UndoObserverRecordList& list, UndoStackObserver& rec);