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-rw-r--r--src/gui/kernel/qapplication_s60.cpp3
-rw-r--r--src/gui/kernel/qwidget_s60.cpp4
2 files changed, 7 insertions, 0 deletions
diff --git a/src/gui/kernel/qapplication_s60.cpp b/src/gui/kernel/qapplication_s60.cpp
index 6caac9f..6e03d7c 100644
--- a/src/gui/kernel/qapplication_s60.cpp
+++ b/src/gui/kernel/qapplication_s60.cpp
@@ -1647,6 +1647,9 @@ int QApplicationPrivate::symbianProcessWsEvent(const QSymbianEvent *symbianEvent
if (visChangedEvent->iFlags & TWsVisibilityChangedEvent::ENotVisible) {
delete w->d_func()->topData()->backingStore;
w->d_func()->topData()->backingStore = 0;
+ // In order to ensure that any resources used by the window surface
+ // are immediately freed, we flush the WSERV command buffer.
+ S60->wsSession().Flush();
} else if ((visChangedEvent->iFlags & TWsVisibilityChangedEvent::EPartiallyVisible)
&& !w->d_func()->maybeBackingStore()) {
w->d_func()->topData()->backingStore = new QWidgetBackingStore(w);
diff --git a/src/gui/kernel/qwidget_s60.cpp b/src/gui/kernel/qwidget_s60.cpp
index 00f2213..0ce7534 100644
--- a/src/gui/kernel/qwidget_s60.cpp
+++ b/src/gui/kernel/qwidget_s60.cpp
@@ -1195,6 +1195,10 @@ void QWidget::destroy(bool destroyWindow, bool destroySubWindows)
if (destroyWindow) {
delete id;
+ // At this point the backing store should already be destroyed
+ // so we flush the command buffer to ensure that the freeing of
+ // those resources and deleting the window can happen "atomically"
+ S60->wsSession().Flush();
}
}