Merge branch 4.7 into qt-4.8-from-4.7

4 files changed, 14 insertions, 9 deletions

diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index ad8fbb7..0aa1dfa 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -345,6 +345,10 @@ QWidgetPrivate::QWidgetPrivate(int version)
 
 QWidgetPrivate::~QWidgetPrivate()
 {
+#ifdef Q_OS_SYMBIAN
+    _q_cleanupWinIds();
+#endif
+
     if (widgetItem)
         widgetItem->wid = 0;
 
@@ -12668,9 +12672,11 @@ void QWidget::clearMask()
 */
 
 #ifdef Q_OS_SYMBIAN
-void QWidgetPrivate::_q_delayedDestroy(WId winId)
+void QWidgetPrivate::_q_cleanupWinIds()
 {
-    delete winId;
+    foreach (WId wid, widCleanupList)
+        delete wid;
+    widCleanupList.clear();
 }
 #endif
 
diff --git a/src/gui/kernel/qwidget.h b/src/gui/kernel/qwidget.h
index 1a9987d..8306ed4 100644
--- a/src/gui/kernel/qwidget.h
+++ b/src/gui/kernel/qwidget.h
@@ -806,7 +806,7 @@ private:
     Q_DISABLE_COPY(QWidget)
     Q_PRIVATE_SLOT(d_func(), void _q_showIfNotHidden())
 #ifdef Q_OS_SYMBIAN
-    Q_PRIVATE_SLOT(d_func(), void _q_delayedDestroy(WId winId))
+    Q_PRIVATE_SLOT(d_func(), void void _q_cleanupWinIds())
 #endif
 
     QWidgetData *data;
diff --git a/src/gui/kernel/qwidget_p.h b/src/gui/kernel/qwidget_p.h
index ad65274..aefffb6 100644
--- a/src/gui/kernel/qwidget_p.h
+++ b/src/gui/kernel/qwidget_p.h
@@ -419,7 +419,7 @@ public:
 #ifdef Q_OS_SYMBIAN
     void setSoftKeys_sys(const QList<QAction*> &softkeys);
     void activateSymbianWindow(WId wid = 0);
-    void _q_delayedDestroy(WId winId);
+    void _q_cleanupWinIds();
 #endif
 
     void raise_sys();
@@ -914,6 +914,7 @@ public:
     void s60UpdateIsOpaque();
     void reparentChildren();
     void registerTouchWindow();
+    QList<WId> widCleanupList;
 #endif
 
 };
diff --git a/src/gui/kernel/qwidget_s60.cpp b/src/gui/kernel/qwidget_s60.cpp
index 807f68e..2b51aaa 100644
--- a/src/gui/kernel/qwidget_s60.cpp
+++ b/src/gui/kernel/qwidget_s60.cpp
@@ -58,9 +58,7 @@
 #endif
 
 // This is necessary in order to be able to perform delayed invocation on slots
-// which take arguments of type WId.  One example is
-// QWidgetPrivate::_q_delayedDestroy, which is used to delay destruction of
-// CCoeControl objects until after the CONE event handler has finished running.
+// which take arguments of type WId.
 Q_DECLARE_METATYPE(WId)
 
 // Workaround for the fact that S60 SDKs 3.x do not contain the akntoolbar.h
@@ -491,8 +489,8 @@ void QWidgetPrivate::create_sys(WId window, bool /* initializeWindow */, bool de
         // Delay deletion of the control in case this function is called in the
         // context of a CONE event handler such as
         // CCoeControl::ProcessPointerEventL
-        QMetaObject::invokeMethod(q, "_q_delayedDestroy",
-            Qt::QueuedConnection, Q_ARG(WId, destroyw));
+        widCleanupList << destroyw;
+        QMetaObject::invokeMethod(q, "_q_cleanupWinIds", Qt::QueuedConnection);
     }
 
     if (q->testAttribute(Qt::WA_AcceptTouchEvents))