Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2: (31 commits)
  Fixed an on-exit crash for apps using GL.
  QMetaType: do not crash when registering builtin stream operator
  Fix another potential strstr() crash for EGL based GL apps.
  Fixed an on-exit application crash for GL apps using EGL.
  Compile fix.
  QWidget::childAt for masked child widgets doesn't work properly
  Optimized 90-, 180-, and 270- rotated blits in raster paint engine.
  Rename QLocale::isWrittenRightToLeft() to textDirection()
  Fixed some bugs in detection of keyboard directionality
  Add a isWrittenRightToLeft() method to QLocale.
  consistent handling of directionality in QTextLayout
  For an empty line edit the cursor position is depending on input language
  correctly initialize the bidi level in the text engine
  Use the textDirection() of blocks correctly.
  Add QTextBlock::textDirection()
  Make sure LayoutDirectionAuto is the default text direction
  LayoutDirectionAuto is the default layout direction for QPainter
  Correct BiDi behavior of QLineEdit
  The default text direction for QTextOption is Qt::LayoutDirectionAuto
  Handle setting the layoutDirection to Qt::LayoutDirectionAuto
  ...

1 files changed, 14 insertions, 0 deletions

diff --git a/src/gui/kernel/qwidget_p.h b/src/gui/kernel/qwidget_p.h
index 49a2dc8..587d7fb 100644
--- a/src/gui/kernel/qwidget_p.h
+++ b/src/gui/kernel/qwidget_p.h
@@ -542,13 +542,20 @@ public:
     bool setMinimumSize_helper(int &minw, int &minh);
     bool setMaximumSize_helper(int &maxw, int &maxh);
     void setConstraints_sys();
+    bool pointInsideRectAndMask(const QPoint &) const;
     QWidget *childAt_helper(const QPoint &, bool) const;
+    QWidget *childAtRecursiveHelper(const QPoint &p, bool, bool includeFrame = false) const;
     void updateGeometry_helper(bool forceUpdate);
 
     void getLayoutItemMargins(int *left, int *top, int *right, int *bottom) const;
     void setLayoutItemMargins(int left, int top, int right, int bottom);
     void setLayoutItemMargins(QStyle::SubElement element, const QStyleOption *opt = 0);
 
+    // aboutToDestroy() is called just before the contents of
+    // QWidget::destroy() is executed. It's used to signal QWidget
+    // sub-classes that their internals are about to be released.
+    virtual void aboutToDestroy() {}
+
     QInputContext *inputContext() const;
     inline QWidget *effectiveFocusWidget() {
         QWidget *w = q_func();
@@ -968,6 +975,13 @@ inline void QWidgetPrivate::setSharedPainter(QPainter *painter)
     x->sharedPainter = painter;
 }
 
+inline bool QWidgetPrivate::pointInsideRectAndMask(const QPoint &p) const
+{
+    Q_Q(const QWidget);
+    return q->rect().contains(p) && (!extra || !extra->hasMask || q->testAttribute(Qt::WA_MouseNoMask)
+                                     || extra->mask.contains(p));
+}
+
 inline QWidgetBackingStore *QWidgetPrivate::maybeBackingStore() const
 {
     Q_Q(const QWidget);