From c9c56c20994feae2be5f6750e18f6cb5ddb3e42c Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Thu, 12 Nov 2020 16:43:23 +0100
Subject: [PATCH] QmlDesigner: Duplicate state in transaction

Change-Id: Ib7db0b82f17edc77adfa91869ac9333f9a6be679
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
---
 .../components/stateseditor/stateseditorview.cpp           | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp b/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
index 8eebe7211a5..126d520d9c5 100644
--- a/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
+++ b/src/plugins/qmldesigner/components/stateseditor/stateseditorview.cpp
@@ -231,9 +231,12 @@ void StatesEditorView::duplicateCurrentState()
     QStringList stateNames = rootStateGroup().names();
     while (stateNames.contains(newName + QString::number(i)))
         i++;
+    const QString newStateName = newName + QString::number(i);
 
-    QmlModelState newState = state.duplicate(newName + QString::number(i));
-    setCurrentState(newState);
+    executeInTransaction("addState", [this, newStateName, state]() {
+        QmlModelState newState = state.duplicate(newStateName);
+        setCurrentState(newState);
+    });
 }
 
 void StatesEditorView::checkForStatesAvailability()