Send touch cancel event when QWaylandQuickItem::visible is set to false

Task-number: QTBUG-57927
Change-Id: I8b6a5aaa9337222286382ffbeee13b794bec125c
Reviewed-by: Jan Arne Petersen <jan.petersen@kdab.com>
Reviewed-by: Paul Olav Tvete <paul.tvete@qt.io>
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 14 insertions, 0 deletions

diff --git a/src/compositor/compositor_api/qwaylandquickitem.cpp b/src/compositor/compositor_api/qwaylandquickitem.cpp
index 9ec000c84..dc7b6b067 100644
--- a/src/compositor/compositor_api/qwaylandquickitem.cpp
+++ b/src/compositor/compositor_api/qwaylandquickitem.cpp
@@ -660,6 +660,12 @@ void QWaylandQuickItem::touchEvent(QTouchEvent *event)
         }
         seat->sendFullTouchEvent(surface(), event);
 
+        if (event->type() == QEvent::TouchBegin) {
+            d->touchingSeats.append(seat);
+        } else if (event->type() == QEvent::TouchEnd || event->type() == QEvent::TouchCancel) {
+            d->touchingSeats.removeOne(seat);
+        }
+
         if (event->type() == QEvent::TouchBegin && d->focusOnClick)
             takeFocus(seat);
     } else {
@@ -667,6 +673,14 @@ void QWaylandQuickItem::touchEvent(QTouchEvent *event)
     }
 }
 
+void QWaylandQuickItem::touchUngrabEvent()
+{
+    Q_D(QWaylandQuickItem);
+    for (auto seat : d->touchingSeats)
+        seat->sendTouchCancelEvent(surface()->client());
+    d->touchingSeats.clear();
+}
+
 #if QT_CONFIG(im)
 /*!
  * \internal