Introduce functions to set properties during creation

Change-Id: Idd4c8ab9e34b9bc3e00f21d7cf1e4f1a70586e7f
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>

3 files changed, 20 insertions, 1 deletions

diff --git a/src/quick/items/qquickview.cpp b/src/quick/items/qquickview.cpp
index 61477360bf..17fc16d44b 100644
--- a/src/quick/items/qquickview.cpp
+++ b/src/quick/items/qquickview.cpp
@@ -240,6 +240,22 @@ void QQuickView::setSource(const QUrl& url)
 }
 
 /*!
+   Sets the initial properties with which the QML component gets initialized after
+   calling \l QQuickView::setSource.
+
+
+   Note that you can only use this function to initialize toplevel properties.
+
+   \sa QQmlComponent::createWithInitialProperties
+   \since 5.14
+*/
+void QQuickView::setInitialProperties(const QVariantMap &initialProperties)
+{
+    Q_D(QQuickView);
+    d->initialProperties = initialProperties;
+}
+
+/*!
     \internal
 
     Set the source \a url, \a component and content \a item (root of the QML object hierarchy) directly.
@@ -471,7 +487,7 @@ void QQuickView::continueExecute()
         return;
     }
 
-    QObject *obj = d->component->create();
+    QObject *obj = d->initialProperties.empty() ? d->component->create() : d->component->createWithInitialProperties(d->initialProperties);
 
     if (d->component->isError()) {
         const QList<QQmlError> errorList = d->component->errors();
diff --git a/src/quick/items/qquickview.h b/src/quick/items/qquickview.h
index ecae25e90b..4122fcac79 100644
--- a/src/quick/items/qquickview.h
+++ b/src/quick/items/qquickview.h
@@ -88,6 +88,7 @@ public:
 
 public Q_SLOTS:
     void setSource(const QUrl&);
+    void setInitialProperties(const QVariantMap &initialProperties);
     void setContent(const QUrl& url, QQmlComponent *component, QObject *item);
 
 Q_SIGNALS:
diff --git a/src/quick/items/qquickview_p.h b/src/quick/items/qquickview_p.h
index 3f284c0519..b1ab8d8e8c 100644
--- a/src/quick/items/qquickview_p.h
+++ b/src/quick/items/qquickview_p.h
@@ -108,6 +108,8 @@ public:
     QQuickView::ResizeMode resizeMode;
     QSize initialSize;
     QElapsedTimer frameTimer;
+
+    QVariantMap initialProperties;
 };
 
 QT_END_NAMESPACE