QQuickView: add a constructor for QQuickRenderControl

With a plain QQuickWindow one had to do quite a bit of extra work in
terms of setting up the QML engine, creating a QML component, creating
an instance and reparenting it, and setting an incubation controller
on the view.

Change-Id: Icb77ad9491473d4dfca64d23de4fa0d429c7a227
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>

4 files changed, 21 insertions, 1 deletions

diff --git a/src/quick/items/qquickview.cpp b/src/quick/items/qquickview.cpp
index fca1805fc9..9a29d6c2ca 100644
--- a/src/quick/items/qquickview.cpp
+++ b/src/quick/items/qquickview.cpp
@@ -198,6 +198,16 @@ QQuickView::QQuickView(QQmlEngine* engine, QWindow *parent)
 }
 
 /*!
+    \internal
+*/
+QQuickView::QQuickView(const QUrl &source, QQuickRenderControl *control)
+    : QQuickWindow(*(new QQuickViewPrivate), control)
+{
+    d_func()->init();
+    setSource(source);
+}
+
+/*!
   Destroys the QQuickView.
 */
 QQuickView::~QQuickView()
diff --git a/src/quick/items/qquickview.h b/src/quick/items/qquickview.h
index 014d02e7f5..006a691387 100644
--- a/src/quick/items/qquickview.h
+++ b/src/quick/items/qquickview.h
@@ -62,6 +62,7 @@ public:
     explicit QQuickView(QWindow *parent = nullptr);
     QQuickView(QQmlEngine* engine, QWindow *parent);
     explicit QQuickView(const QUrl &source, QWindow *parent = nullptr);
+    QQuickView(const QUrl &source, QQuickRenderControl *renderControl);
     virtual ~QQuickView();
 
     QUrl source() const;
diff --git a/src/quick/items/qquickwindow.cpp b/src/quick/items/qquickwindow.cpp
index caae188ed8..20a37e3dd9 100644
--- a/src/quick/items/qquickwindow.cpp
+++ b/src/quick/items/qquickwindow.cpp
@@ -1288,7 +1288,15 @@ QQuickWindow::QQuickWindow(QQuickRenderControl *control)
     d->init(this, control);
 }
 
-
+/*!
+    \internal
+*/
+QQuickWindow::QQuickWindow(QQuickWindowPrivate &dd, QQuickRenderControl *control)
+    : QWindow(dd, 0)
+{
+    Q_D(QQuickWindow);
+    d->init(this, control);
+}
 
 /*!
     Destroys the window.
diff --git a/src/quick/items/qquickwindow.h b/src/quick/items/qquickwindow.h
index e5b54c8fb9..06af7bbf02 100644
--- a/src/quick/items/qquickwindow.h
+++ b/src/quick/items/qquickwindow.h
@@ -204,6 +204,7 @@ public Q_SLOTS:
 
 protected:
     QQuickWindow(QQuickWindowPrivate &dd, QWindow *parent = nullptr);
+    QQuickWindow(QQuickWindowPrivate &dd, QQuickRenderControl *control);
 
     void exposeEvent(QExposeEvent *) override;
     void resizeEvent(QResizeEvent *) override;