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-rw-r--r--src/gui/painting/qbackingstore.cpp5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp
index 341331b..0a3a8dd 100644
--- a/src/gui/painting/qbackingstore.cpp
+++ b/src/gui/painting/qbackingstore.cpp
@@ -491,8 +491,9 @@ static inline void sendUpdateRequest(QWidget *widget, bool updateImmediately)
if (!widget)
return;
-#if defined(Q_WS_WIN) && !defined(Q_WS_WINCE)
- if (QApplicationPrivate::inSizeMove && widget->internalWinId() && !updateImmediately) {
+#if defined(Q_WS_WIN) && !defined(Q_OS_WINCE)
+ if (QApplicationPrivate::inSizeMove && widget->internalWinId() && !updateImmediately
+ && !widget->testAttribute(Qt::WA_DontShowOnScreen)) {
// Tell Windows to send us a paint event if we're in WM_SIZE/WM_MOVE; posted events
// are blocked until the mouse button is released. See task 146849.
const QRegion rgn(qt_dirtyRegion(widget));