Make Qt exception safer.

Squashed commit of the branch haralds-haralds-qt-s60-topics/topic/exceptions,
which also contains the full history.

Rev-By: Harald Fernengel
Rev-By: Ralf Engels

1 files changed, 6 insertions, 3 deletions

diff --git a/src/gui/painting/qpainterpath.h b/src/gui/painting/qpainterpath.h
index 6cd2af8..0513593 100644
--- a/src/gui/painting/qpainterpath.h
+++ b/src/gui/painting/qpainterpath.h
@@ -47,6 +47,7 @@
 #include <QtCore/qrect.h>
 #include <QtCore/qline.h>
 #include <QtCore/qvector.h>
+#include <QtCore/qscopedpointer.h>
 
 QT_BEGIN_HEADER
 
@@ -195,7 +196,7 @@ public:
     QPainterPath &operator-=(const QPainterPath &other);
 
 private:
-    QPainterPathPrivate *d_ptr;
+    QScopedSharedPointer<QPainterPathPrivate> d_ptr;
 
     inline void ensureData() { if (!d_ptr) ensureData_helper(); }
     void ensureData_helper();
@@ -205,7 +206,7 @@ private:
     void computeBoundingRect() const;
     void computeControlPointRect() const;
 
-    QPainterPathData *d_func() const { return reinterpret_cast<QPainterPathData *>(d_ptr); }
+    QPainterPathData *d_func() const { return reinterpret_cast<QPainterPathData *>(d_ptr.data()); }
 
     friend class QPainterPathData;
     friend class QPainterPathStroker;
@@ -229,6 +230,8 @@ public:
     friend class QPainterPathStrokerPrivate;
     friend class QMatrix;
     friend class QTransform;
+    friend class QScopedSharedPointer<QPainterPathPrivate>;
+    friend class QScopedSharedPointerHandler<QPainterPathPrivate>;
 #ifndef QT_NO_DATASTREAM
     friend Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QPainterPath &);
     friend Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QPainterPath &);
@@ -279,7 +282,7 @@ public:
 private:
     friend class QX11PaintEngine;
 
-    QPainterPathStrokerPrivate *d_ptr;
+    QScopedPointer<QPainterPathStrokerPrivate> d_ptr;
 };
 
 inline void QPainterPath::moveTo(qreal x, qreal y)