Add attached StackView.visible property

[ChangeLog][Controls][StackView] Added attached StackView.visible
property that can be used to control whether items below the top-
most item are kept visible.

Task-number: QTBUG-56801
Change-Id: Ieead0d476f254886cff5f8457bb5c5d23cb7de8a
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>

1 files changed, 5 insertions, 5 deletions

diff --git a/src/quicktemplates2/qquickstackview_p.cpp b/src/quicktemplates2/qquickstackview_p.cpp
index 441768f7..4f592f45 100644
--- a/src/quicktemplates2/qquickstackview_p.cpp
+++ b/src/quicktemplates2/qquickstackview_p.cpp
@@ -50,15 +50,16 @@ QQuickStackViewPrivate::QQuickStackViewPrivate() : busy(false), currentItem(null
 {
 }
 
-void QQuickStackViewPrivate::setCurrentItem(QQuickItem *item)
+void QQuickStackViewPrivate::setCurrentItem(QQuickStackElement *element)
 {
     Q_Q(QQuickStackView);
+    QQuickItem *item = element ? element->item : nullptr;
     if (currentItem == item)
         return;
 
     currentItem = item;
-    if (item)
-        item->setVisible(true);
+    if (element)
+        element->setVisible(true);
     emit q->currentItemChanged();
 }
 
@@ -243,8 +244,7 @@ void QQuickStackViewPrivate::viewItemTransitionFinished(QQuickItemViewTransition
         element->setStatus(QQuickStackView::Active);
     } else if (element->status == QQuickStackView::Deactivating) {
         element->setStatus(QQuickStackView::Inactive);
-        if (element->item)
-            element->item->setVisible(false);
+        element->setVisible(false);
         if (element->removal || element->isPendingRemoval())
             removals += element;
     }