1 files changed, 15 insertions, 0 deletions
diff --git a/src/gui/kernel/qplatformwindow_qpa.cpp b/src/gui/kernel/qplatformwindow_qpa.cpp
index c52a1cf757..f3f0a55862 100644
--- a/src/gui/kernel/qplatformwindow_qpa.cpp
+++ b/src/gui/kernel/qplatformwindow_qpa.cpp
@@ -142,6 +142,7 @@ QMargins QPlatformWindow::frameMargins() const
 void QPlatformWindow::setVisible(bool visible)
 {
     Q_UNUSED(visible);
+    QWindowSystemInterface::handleSynchronousExposeEvent(window(), QRect(QPoint(), geometry().size()));
 }
 /*!
     Requests setting the window flags of this surface
@@ -152,6 +153,20 @@ Qt::WindowFlags QPlatformWindow::setWindowFlags(Qt::WindowFlags flags)
     return flags;
 }
 
+
+
+/*!
+    Returns if this window is exposed in the windowing system.
+
+    An exposeEvent() is sent every time this value changes.
+ */
+
+bool QPlatformWindow::isExposed() const
+{
+    Q_D(const QPlatformWindow);
+    return d->window->visible();
+}
+
 /*!
     Requests setting the window state of this surface
     to \a type. Returns the actual state set.