X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FAlignFrame.java;fp=src%2Fjalview%2Fgui%2FAlignFrame.java;h=6ce8140b372e512fe38c218ba8024535c170de42;hb=ea94f71e4b8bd5ceda06e696f6e92723cc2d9db1;hp=d2e247ffa805cf63bfe08943c38b1b102c23518e;hpb=c54d46db524f1acf7cf4659a9603bbe50518440f;p=jalview.git

diff --git a/src/jalview/gui/AlignFrame.java b/src/jalview/gui/AlignFrame.java
index d2e247f..6ce8140 100644
--- a/src/jalview/gui/AlignFrame.java
+++ b/src/jalview/gui/AlignFrame.java
@@ -1822,9 +1822,14 @@ public class AlignFrame extends GAlignFrame implements DropTargetListener,
               viewport.getSelectionGroup().getEndRes() + groupAdjustment);
     }
 
+    /*
+     * just extend the last slide command if compatible; but not if in
+     * SplitFrame mode
+     */
     boolean appendHistoryItem = false;
     Deque<CommandI> historyList = viewport.getHistoryList();
-    if (historyList != null
+    boolean inSplitFrame = getSplitViewContainer() != null;
+    if (!inSplitFrame && historyList != null
             && historyList.size() > 0
             && historyList.peek() instanceof SlideSequencesCommand)
     {