From 4a1e195978892cc8dfc63fb81d0826c1a45bbb9f Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Thu, 27 May 2021 13:24:05 +0200
Subject: [PATCH] QmlDesigner: Set size of root item when showing the widget

Change-Id: I6cdbed1015bdb32a8e91919563624a7a0a829a9a
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>
---
 .../qmldesigner/components/formeditor/formeditorwidget.cpp     | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/plugins/qmldesigner/components/formeditor/formeditorwidget.cpp b/src/plugins/qmldesigner/components/formeditor/formeditorwidget.cpp
index 5863e6230f0..8797f90dc26 100644
--- a/src/plugins/qmldesigner/components/formeditor/formeditorwidget.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/formeditorwidget.cpp
@@ -576,6 +576,9 @@ void FormEditorWidget::showEvent(QShowEvent *event)
         m_formEditorView->cleanupToolsAndScene();
         m_formEditorView->setupFormEditorWidget();
         m_formEditorView->resetToSelectionTool();
+        QmlItemNode rootNode = m_formEditorView->rootModelNode();
+        if (rootNode.isValid())
+            setRootItemRect(rootNode.instanceBoundingRect());
     }
 }