2 files changed, 17 insertions, 4 deletions
diff --git a/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6.cpp b/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6.cpp
index 474a2a3ea..05c86e733 100644
--- a/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6.cpp
+++ b/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6.cpp
@@ -261,9 +261,14 @@ void QWaylandXdgSurfaceV6::setAppId(const QString &appId)
         m_toplevel->set_app_id(appId);
 }
 
+bool QWaylandXdgSurfaceV6::isExposed() const
+{
+    return m_configured || m_pendingConfigureSerial;
+}
+
 bool QWaylandXdgSurfaceV6::handleExpose(const QRegion &region)
 {
-    if (!m_configured && !region.isEmpty()) {
+    if (!isExposed() && !region.isEmpty()) {
         m_exposeRegion = region;
         return true;
     }
@@ -336,10 +341,18 @@ void QWaylandXdgSurfaceV6::setPopup(QWaylandWindow *parent, QWaylandInputDevice
 
 void QWaylandXdgSurfaceV6::zxdg_surface_v6_configure(uint32_t serial)
 {
-    m_window->applyConfigureWhenPossible();
     m_pendingConfigureSerial = serial;
+    if (!m_configured) {
+        // We have to do the initial applyConfigure() immediately, since that is the expose.
+        applyConfigure();
+    } else {
+        // Later configures are probably resizes, so we have to queue them up for a time when we
+        // are not painting to the window.
+        m_window->applyConfigureWhenPossible();
+    }
+
     if (!m_exposeRegion.isEmpty()) {
-        QWindowSystemInterface::handleExposeEvent(m_window->window(), m_exposeRegion);
+        m_window->handleExpose(m_exposeRegion);
         m_exposeRegion = QRegion();
     }
 }
diff --git a/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6_p.h b/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6_p.h
index c88d111d2..d1dacd560 100644
--- a/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6_p.h
+++ b/src/plugins/shellintegration/xdg-shell-v6/qwaylandxdgshellv6_p.h
@@ -82,7 +82,7 @@ public:
     void setTitle(const QString &title) override;
     void setAppId(const QString &appId) override;
 
-    bool isExposed() const override { return m_configured; }
+    bool isExposed() const override;
     bool handleExpose(const QRegion &) override;
     bool handlesActiveState() const { return m_toplevel; }
     void applyConfigure() override;