Merge commit 'qt/master'

8 files changed, 66 insertions, 26 deletions

diff --git a/src/corelib/global/qendian.qdoc b/src/corelib/global/qendian.qdoc
index e0ef662..949f7b8 100644
--- a/src/corelib/global/qendian.qdoc
+++ b/src/corelib/global/qendian.qdoc
@@ -42,7 +42,7 @@
 /*!
     \headerfile <QtEndian>
     \title Endian Conversion Functions
-    \ingroup classlists
+    \ingroup funclists
     \brief The <QtEndian> header provides functions to convert between
     little and big endian representations of numbers.
 */
diff --git a/src/corelib/global/qglobal.cpp b/src/corelib/global/qglobal.cpp
index c4fbc49..d7ae78f 100644
--- a/src/corelib/global/qglobal.cpp
+++ b/src/corelib/global/qglobal.cpp
@@ -408,13 +408,13 @@ QT_BEGIN_NAMESPACE
 /*!
     \headerfile <QtGlobal>
     \title Global Qt Declarations
-    \ingroup classlists
+    \ingroup funclists
 
-    \brief The <QtGlobal> header provides basic declarations and
-    is included by all other Qt headers.
+    \brief The <QtGlobal> header file includes the fundamental global
+    declarations. It is included by most other Qt header files.
 
-    The declarations include \l {types}, \l functions and
-    \l macros.
+    The global declarations include \l{types}, \l{functions} and
+    \l{macros}.
 
     The type definitions are partly convenience definitions for basic
     types (some of which guarantee certain bit-sizes on all platforms
diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc
index 319e2ce..657e367 100644
--- a/src/corelib/global/qnamespace.qdoc
+++ b/src/corelib/global/qnamespace.qdoc
@@ -2422,6 +2422,24 @@
 */
 
 /*!
+    \enum Qt::AnchorPoint
+
+    Specifies a side of a layout item that can be anchored. This is used by
+    QGraphicsAnchorLayout.
+
+    \value AnchorLeft               The left side of a layout item.
+    \value AnchorHorizontalCenter   A "virtual" side that is centered between the left and the
+                                    right side of a layout item.
+    \value AnchorRight              The right side of a layout item.
+    \value AnchorTop                The top side of a layout item.
+    \value AnchorVerticalCenter     A "virtual" side that is centered between the top and the
+                                    bottom side of a layout item.
+    \value AnchorBottom             The bottom side of a layout item.
+
+    \sa QGraphicsAnchorLayout
+*/
+
+/*!
     \enum Qt::InputMethodHint
 
     \value ImhNone                   No hints.
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp
index 65df600..a16ece1 100644
--- a/src/corelib/kernel/qvariant.cpp
+++ b/src/corelib/kernel/qvariant.cpp
@@ -174,10 +174,13 @@ static void construct(QVariant::Private *x, const void *copy)
     case QVariant::UserType:
         break;
     default:
-        x->is_shared = true;
-        x->data.shared = new QVariant::PrivateShared(QMetaType::construct(x->type, copy));
-        if (!x->data.shared->ptr)
+        void *ptr = QMetaType::construct(x->type, copy);
+        if (!ptr) {
             x->type = QVariant::Invalid;
+        } else {
+            x->is_shared = true;
+            x->data.shared = new QVariant::PrivateShared(ptr);
+        }
         break;
     }
     x->is_null = !copy;
@@ -456,15 +459,17 @@ static bool compare(const QVariant::Private *a, const QVariant::Private *b)
     if (!QMetaType::isRegistered(a->type))
         qFatal("QVariant::compare: type %d unknown to QVariant.", a->type);
 
+    const void *a_ptr = a->is_shared ? a->data.shared->ptr : &(a->data.ptr);
+    const void *b_ptr = b->is_shared ? b->data.shared->ptr : &(b->data.ptr);
+
     /* The reason we cannot place this test in a case branch above for the types
      * QMetaType::VoidStar, QMetaType::QObjectStar and so forth, is that it wouldn't include
      * user defined pointer types. */
     const char *const typeName = QMetaType::typeName(a->type);
     if (typeName[qstrlen(typeName) - 1] == '*')
-        return *static_cast<void **>(a->data.shared->ptr) ==
-               *static_cast<void **>(b->data.shared->ptr);
+        return *static_cast<void *const *>(a_ptr) == *static_cast<void *const *>(b_ptr);
 
-    return a->data.shared->ptr == b->data.shared->ptr;
+    return a_ptr == b_ptr;
 }
 
 /*!
@@ -1371,7 +1376,7 @@ void QVariant::create(int type, const void *copy)
 
 QVariant::~QVariant()
 {
-    if (d.type > Char && d.type != QMetaType::Float && d.type != QMetaType::QObjectStar && (!d.is_shared || !d.data.shared->ref.deref()))
+    if ((d.is_shared && !d.data.shared->ref.deref()) || (!d.is_shared && d.type > Char && d.type < UserType))
         handler->clear(&d);
 }
 
@@ -1387,7 +1392,7 @@ QVariant::QVariant(const QVariant &p)
 {
     if (d.is_shared) {
         d.data.shared->ref.ref();
-    } else if (p.d.type > Char && p.d.type != QMetaType::Float && p.d.type != QMetaType::QObjectStar) {
+    } else if (p.d.type > Char && p.d.type < QVariant::UserType) {
         handler->construct(&d, p.constData());
         d.is_null = p.d.is_null;
     }
@@ -1627,6 +1632,22 @@ QVariant::QVariant(Type type)
 { create(type, 0); }
 QVariant::QVariant(int typeOrUserType, const void *copy)
 { create(typeOrUserType, copy); d.is_null = false; }
+
+/*! \internal
+    flags is true if it is a pointer type
+ */
+QVariant::QVariant(int typeOrUserType, const void *copy, uint flags)
+{
+    if (flags) { //type is a pointer type
+        d.type = typeOrUserType;
+        d.data.ptr = *reinterpret_cast<void *const*>(copy);
+        d.is_null = false;
+    } else {
+        create(typeOrUserType, copy);
+        d.is_null = false;
+    }
+}
+
 QVariant::QVariant(int val)
 { d.is_null = false; d.type = Int; d.data.i = val; }
 QVariant::QVariant(uint val)
@@ -1743,7 +1764,7 @@ QVariant& QVariant::operator=(const QVariant &variant)
     if (variant.d.is_shared) {
         variant.d.data.shared->ref.ref();
         d = variant.d;
-    } else if (variant.d.type > Char && variant.d.type != QMetaType::Float && variant.d.type != QMetaType::QObjectStar) {
+    } else if (variant.d.type > Char && variant.d.type < UserType) {
         d.type = variant.d.type;
         handler->construct(&d, variant.constData());
         d.is_null = variant.d.is_null;
@@ -1797,7 +1818,7 @@ const char *QVariant::typeName() const
 */
 void QVariant::clear()
 {
-    if (!d.is_shared || !d.data.shared->ref.deref())
+    if ((d.is_shared && !d.data.shared->ref.deref()) || (!d.is_shared && d.type < UserType && d.type > Char))
         handler->clear(&d);
     d.type = Invalid;
     d.is_null = true;
diff --git a/src/corelib/kernel/qvariant.h b/src/corelib/kernel/qvariant.h
index d6a704e..97af54b 100644
--- a/src/corelib/kernel/qvariant.h
+++ b/src/corelib/kernel/qvariant.h
@@ -174,6 +174,7 @@ class Q_CORE_EXPORT QVariant
     ~QVariant();
     QVariant(Type type);
     QVariant(int typeOrUserType, const void *copy);
+    QVariant(int typeOrUserType, const void *copy, uint flags);
     QVariant(const QVariant &other);
 
 #ifndef QT_NO_DATASTREAM
@@ -445,7 +446,7 @@ inline bool qvariant_cast_helper(const QVariant &v, QVariant::Type tp, void *ptr
 template <typename T>
 inline QVariant qVariantFromValue(const T &t)
 {
-    return QVariant(qMetaTypeId<T>(reinterpret_cast<T *>(0)), &t);
+    return QVariant(qMetaTypeId<T>(reinterpret_cast<T *>(0)), &t, QTypeInfo<T>::isPointer);
 }
 
 template <>
@@ -464,7 +465,7 @@ inline void qVariantSetValue(QVariant &v, const T &t)
             old->~T();
         new (old) T(t); //call the copy constructor
     } else {
-        v = QVariant(type, &t);
+        v = QVariant(type, &t, QTypeInfo<T>::isPointer);
     }
 }
 
diff --git a/src/corelib/statemachine/qeventtransition.cpp b/src/corelib/statemachine/qeventtransition.cpp
index e2d1f69..89dabde 100644
--- a/src/corelib/statemachine/qeventtransition.cpp
+++ b/src/corelib/statemachine/qeventtransition.cpp
@@ -92,7 +92,7 @@ QT_BEGIN_NAMESPACE
 */
 
 /*!
-    \property QEventTransition::eventObject
+    \property QEventTransition::eventSource
 
     \brief the event source that this event transition is associated with
 */
@@ -205,7 +205,7 @@ void QEventTransition::setEventType(QEvent::Type type)
 /*!
   Returns the event source associated with this event transition.
 */
-QObject *QEventTransition::eventObject() const
+QObject *QEventTransition::eventSource() const
 {
     Q_D(const QEventTransition);
     return d->object;
@@ -215,7 +215,7 @@ QObject *QEventTransition::eventObject() const
   Sets the event source associated with this event transition to be the given
   \a object.
 */
-void QEventTransition::setEventObject(QObject *object)
+void QEventTransition::setEventSource(QObject *object)
 {
     Q_D(QEventTransition);
     if (d->object == object)
diff --git a/src/corelib/statemachine/qeventtransition.h b/src/corelib/statemachine/qeventtransition.h
index 6cf6a96..941bfa5 100644
--- a/src/corelib/statemachine/qeventtransition.h
+++ b/src/corelib/statemachine/qeventtransition.h
@@ -57,15 +57,15 @@ class QEventTransitionPrivate;
 class Q_CORE_EXPORT QEventTransition : public QAbstractTransition
 {
     Q_OBJECT
-    Q_PROPERTY(QObject* eventObject READ eventObject WRITE setEventObject)
+    Q_PROPERTY(QObject* eventSource READ eventSource WRITE setEventSource)
     Q_PROPERTY(QEvent::Type eventType READ eventType WRITE setEventType)
 public:
     QEventTransition(QState *sourceState = 0);
     QEventTransition(QObject *object, QEvent::Type type, QState *sourceState = 0);
     ~QEventTransition();
 
-    QObject *eventObject() const;
-    void setEventObject(QObject *object);
+    QObject *eventSource() const;
+    void setEventSource(QObject *object);
 
     QEvent::Type eventType() const;
     void setEventType(QEvent::Type type);
diff --git a/src/corelib/tools/qalgorithms.qdoc b/src/corelib/tools/qalgorithms.qdoc
index f7b7798..771c544 100644
--- a/src/corelib/tools/qalgorithms.qdoc
+++ b/src/corelib/tools/qalgorithms.qdoc
@@ -42,9 +42,9 @@
 /*!
     \headerfile <QtAlgorithms>
     \title Generic Algorithms
-    \ingroup classlists
+    \ingroup funclists
 
-    \brief The <QtAlgorithms> header provides generic template-based algorithms.
+    \brief The <QtAlgorithms> header includes the generic, template-based algorithms.
 
     Qt provides a number of global template functions in \c
     <QtAlgorithms> that work on containers and perform well-know