From c6115771f9b71e065cb49328bf9d387d327ac996 Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <thomas.hartmann@qt.io>
Date: Fri, 8 Nov 2019 15:43:01 +0100
Subject: [PATCH] QmlDesigner: Add createQmlVisualNode()

Change-Id: I7e1a739a58b740c2b5fc171e66ce7b6950bb1a26
Reviewed-by: Mahmoud Badri <mahmoud.badri@qt.io>
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
---
 .../designercore/include/qmlvisualnode.h      |  7 +++++
 .../designercore/model/qmlvisualnode.cpp      | 28 +++++++++++++++++++
 2 files changed, 35 insertions(+)

diff --git a/src/plugins/qmldesigner/designercore/include/qmlvisualnode.h b/src/plugins/qmldesigner/designercore/include/qmlvisualnode.h
index 95af9fdfd30..3150ad61e23 100644
--- a/src/plugins/qmldesigner/designercore/include/qmlvisualnode.h
+++ b/src/plugins/qmldesigner/designercore/include/qmlvisualnode.h
@@ -101,6 +101,13 @@ public:
                                              const ItemLibraryEntry &itemLibraryEntry,
                                              const Position &position,
                                              NodeAbstractProperty parentproperty);
+
+    static QmlVisualNode createQmlVisualNode(AbstractView *view,
+                                             const ItemLibraryEntry &itemLibraryEntry,
+                                             const QVector3D &position);
+
+    static NodeListProperty findSceneNodeProperty(AbstractView *view);
+
 private:
     void setDoubleProperty(const PropertyName &name, double value);
 };
diff --git a/src/plugins/qmldesigner/designercore/model/qmlvisualnode.cpp b/src/plugins/qmldesigner/designercore/model/qmlvisualnode.cpp
index 15226fa32b8..e9977d5c98c 100644
--- a/src/plugins/qmldesigner/designercore/model/qmlvisualnode.cpp
+++ b/src/plugins/qmldesigner/designercore/model/qmlvisualnode.cpp
@@ -39,6 +39,8 @@
 #include "modelmerger.h"
 #include "rewritingexception.h"
 
+#include <utils/qtcassert.h>
+
 #include <QUrl>
 #include <QPlainTextEdit>
 #include <QFileInfo>
@@ -289,6 +291,32 @@ QmlObjectNode QmlVisualNode::createQmlObjectNode(AbstractView *view,
     return newQmlObjectNode;
 }
 
+QmlVisualNode QmlVisualNode::createQmlVisualNode(AbstractView *view,
+                                                 const ItemLibraryEntry &itemLibraryEntry,
+                                                 const QVector3D &position)
+{
+    NodeAbstractProperty sceneNodeProperty = findSceneNodeProperty(view);
+    QTC_ASSERT(sceneNodeProperty.isValid(), return {});
+    ModelNode node = createQmlObjectNode(view, itemLibraryEntry, position, sceneNodeProperty).modelNode();
+
+    return node;
+}
+
+NodeListProperty QmlVisualNode::findSceneNodeProperty(AbstractView *view)
+{
+    QTC_ASSERT(view, return {});
+
+    QList<ModelNode> quickViews = view->allModelNodesOfType("QtQuick3D.View3D");
+    QTC_ASSERT(!quickViews.isEmpty(), return {});
+    const ModelNode quickView = quickViews.first();
+
+    QList<ModelNode> nodes = quickView.directSubModelNodesOfType("QtQuick3D.Node");
+    QTC_ASSERT(!nodes.isEmpty(), return {});
+    const ModelNode node = nodes.first();
+
+    return node.defaultNodeListProperty();
+}
+
 QList<ModelNode> toModelNodeList(const QList<QmlVisualNode> &qmlVisualNodeList)
 {
     QList<ModelNode> modelNodeList;