1 files changed, 43 insertions, 28 deletions

diff --git a/src/quick/items/qquickloader.cpp b/src/quick/items/qquickloader.cpp
index d2f083e295..0a5514d5f9 100644
--- a/src/quick/items/qquickloader.cpp
+++ b/src/quick/items/qquickloader.cpp
@@ -1,12 +1,11 @@
 /****************************************************************************
 **
-** Copyright (C) 2021 The Qt Company Ltd.
+** Copyright (C) 2016 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of the QtQuick module of the Qt Toolkit.
 **
-** $QT_BEGIN_LICENSE:COMM$
-**
+** $QT_BEGIN_LICENSE:LGPL$
 ** Commercial License Usage
 ** Licensees holding valid commercial Qt licenses may use this file in
 ** accordance with the commercial license agreement provided with the
@@ -15,25 +14,26 @@
 ** and conditions see https://www.qt.io/terms-conditions. For further
 ** information use the contact form at https://www.qt.io/contact-us.
 **
-** $QT_END_LICENSE$
-**
-**
-**
-**
-**
-**
-**
-**
-**
-**
-**
-**
-**
-**
-**
-**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
 **
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
 **
+** $QT_END_LICENSE$
 **
 ****************************************************************************/
 
@@ -439,9 +439,8 @@ void QQuickLoader::loadFromSource()
     }
 
     if (isComponentComplete()) {
-        QQmlComponent::CompilationMode mode = d->asynchronous ? QQmlComponent::Asynchronous : QQmlComponent::PreferSynchronous;
         if (!d->component)
-            d->component.setObject(new QQmlComponent(qmlEngine(this), d->source, mode, this), this);
+            d->createComponent();
         d->load();
     }
 }
@@ -737,6 +736,9 @@ void QQuickLoaderPrivate::_q_sourceLoaded()
         return;
     }
 
+    if (!active)
+        return;
+
     QQmlContext *creationContext = component->creationContext();
     if (!creationContext) creationContext = qmlContext(q);
     itemContext = new QQmlContext(creationContext);
@@ -803,11 +805,8 @@ void QQuickLoader::componentComplete()
     Q_D(QQuickLoader);
     QQuickItem::componentComplete();
     if (active()) {
-        if (d->loadingFromSource) {
-            QQmlComponent::CompilationMode mode = d->asynchronous ? QQmlComponent::Asynchronous : QQmlComponent::PreferSynchronous;
-            if (!d->component)
-                d->component.setObject(new QQmlComponent(qmlEngine(this), d->source, mode, this), this);
-        }
+        if (d->loadingFromSource && !d->component)
+            d->createComponent();
         d->load();
     }
 }
@@ -943,7 +942,7 @@ void QQuickLoaderPrivate::_q_updateSize(bool loaderGeometryChanged)
 }
 
 /*!
-    \qmlproperty object QtQuick::Loader::item
+    \qmlproperty QtObject QtQuick::Loader::item
     This property holds the top-level object that is currently loaded.
 
     Since \c {QtQuick 2.0}, Loader can load any object type.
@@ -1041,6 +1040,22 @@ void QQuickLoaderPrivate::updateStatus()
     }
 }
 
+void QQuickLoaderPrivate::createComponent()
+{
+    Q_Q(QQuickLoader);
+    const QQmlComponent::CompilationMode mode = asynchronous
+            ? QQmlComponent::Asynchronous
+            : QQmlComponent::PreferSynchronous;
+    if (QQmlContext *context = qmlContext(q)) {
+        if (QQmlEngine *engine = context->engine()) {
+            component.setObject(new QQmlComponent(engine, source, mode, q), q);
+            return;
+        }
+    }
+
+    qmlWarning(q) << "createComponent: Cannot find a QML engine.";
+}
+
 #include <moc_qquickloader_p.cpp>
 
 QT_END_NAMESPACE