Fix missing emission of QClipboard::selectionChanged

And add a test to verify we've fixed it.

Change-Id: Ic6d5e64b3000444465935f7caf7e32ec9c4f1012
Reviewed-by: Paul Olav Tvete <paul.tvete@qt.io>

2 files changed, 10 insertions, 1 deletions

diff --git a/src/client/qwaylandprimaryselectionv1.cpp b/src/client/qwaylandprimaryselectionv1.cpp
index 3ddf6dac..832f9678 100644
--- a/src/client/qwaylandprimaryselectionv1.cpp
+++ b/src/client/qwaylandprimaryselectionv1.cpp
@@ -96,6 +96,15 @@ QWaylandPrimarySelectionDeviceV1::~QWaylandPrimarySelectionDeviceV1()
     destroy();
 }
 
+void QWaylandPrimarySelectionDeviceV1::invalidateSelectionOffer()
+{
+    if (!m_selectionOffer)
+        return;
+
+    m_selectionOffer.reset();
+    QGuiApplicationPrivate::platformIntegration()->clipboard()->emitChanged(QClipboard::Selection);
+}
+
 void QWaylandPrimarySelectionDeviceV1::setSelectionSource(QWaylandPrimarySelectionSourceV1 *source)
 {
     if (source) {
diff --git a/src/client/qwaylandprimaryselectionv1_p.h b/src/client/qwaylandprimaryselectionv1_p.h
index b165c51b..3f0a42a6 100644
--- a/src/client/qwaylandprimaryselectionv1_p.h
+++ b/src/client/qwaylandprimaryselectionv1_p.h
@@ -125,7 +125,7 @@ class QWaylandPrimarySelectionDeviceV1 : public QObject, public QtWayland::zwp_p
 public:
     ~QWaylandPrimarySelectionDeviceV1() override;
     QWaylandPrimarySelectionOfferV1 *selectionOffer() const { return m_selectionOffer.data(); }
-    void invalidateSelectionOffer() { m_selectionOffer.reset(); }
+    void invalidateSelectionOffer();
     QWaylandPrimarySelectionSourceV1 *selectionSource() const { return m_selectionSource.data(); }
     void setSelectionSource(QWaylandPrimarySelectionSourceV1 *source);