QtCore: replace null and nullptr with \nullptr in documentation

Replace null and '\c nullptr' with \nullptr in the documentation.

Change-Id: Ib9e0cfc2eb2830b213e6523773603d56180b0998
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>

5 files changed, 16 insertions, 15 deletions

diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp
index e5098b8415..db66157a0e 100644
--- a/src/corelib/kernel/qcoreapplication.cpp
+++ b/src/corelib/kernel/qcoreapplication.cpp
@@ -1636,14 +1636,15 @@ bool QCoreApplication::compressEvent(QEvent *event, QObject *receiver, QPostEven
 
 /*!
   Immediately dispatches all events which have been previously queued
-  with QCoreApplication::postEvent() and which are for the object \a receiver
-  and have the event type \a event_type.
+  with QCoreApplication::postEvent() and which are for the object \a
+  receiver and have the event type \a event_type.
 
   Events from the window system are \e not dispatched by this
   function, but by processEvents().
 
-  If \a receiver is null, the events of \a event_type are sent for all
-  objects. If \a event_type is 0, all the events are sent for \a receiver.
+  If \a receiver is \nullptr, the events of \a event_type are sent for
+  all objects. If \a event_type is 0, all the events are sent for
+  \a receiver.
 
   \note This method must be called from the thread in which its QObject
   parameter, \a receiver, lives.
@@ -1824,10 +1825,10 @@ void QCoreApplicationPrivate::sendPostedEvents(QObject *receiver, int event_type
     call it, be aware that killing events may cause \a receiver to
     break one or more invariants.
 
-    If \a receiver is null, the events of \a eventType are removed for
-    all objects. If \a eventType is 0, all the events are removed for
-    \a receiver. You should never call this function with \a eventType
-    of 0.
+    If \a receiver is \nullptr, the events of \a eventType are removed
+    for all objects. If \a eventType is 0, all the events are removed
+    for \a receiver. You should never call this function with \a
+    eventType of 0.
 
     \threadsafe
 */
@@ -2140,7 +2141,7 @@ static void replacePercentN(QString *result, int n)
 
     \a disambiguation is an identifying string, for when the same \a
     sourceText is used in different roles within the same context. By
-    default, it is null.
+    default, it is \nullptr.
 
     See the \l QTranslator and \l QObject::tr() documentation for
     more information about contexts, disambiguations and comments.
diff --git a/src/corelib/kernel/qmetaobject.cpp b/src/corelib/kernel/qmetaobject.cpp
index 8082b7fe9b..c15a9f7b0f 100644
--- a/src/corelib/kernel/qmetaobject.cpp
+++ b/src/corelib/kernel/qmetaobject.cpp
@@ -3522,7 +3522,7 @@ bool QMetaProperty::isStored(const QObject *object) const
     false. e.g., the \c text property is the \c USER editable property
     of a QLineEdit.
 
-    If \a object is null, the function returns \c false if the \c
+    If \a object is \nullptr, the function returns \c false if the \c
     {Q_PROPERTY()}'s \c USER attribute is false. Otherwise it returns
     true.
 
diff --git a/src/corelib/kernel/qmetatype.cpp b/src/corelib/kernel/qmetatype.cpp
index a1d53be197..45d0b5df6c 100644
--- a/src/corelib/kernel/qmetatype.cpp
+++ b/src/corelib/kernel/qmetatype.cpp
@@ -432,7 +432,7 @@ struct DefinedTypesFilter {
     \since 5.0
 
     Returns a copy of \a copy, assuming it is of the type that this
-    QMetaType instance was created for. If \a copy is null, creates
+    QMetaType instance was created for. If \a copy is \nullptr, creates
     a default constructed instance.
 
     \sa QMetaType::destroy()
diff --git a/src/corelib/kernel/qobject.cpp b/src/corelib/kernel/qobject.cpp
index 2cdb9eaaa6..77f507ff3f 100644
--- a/src/corelib/kernel/qobject.cpp
+++ b/src/corelib/kernel/qobject.cpp
@@ -3284,7 +3284,7 @@ QMetaObject::Connection QMetaObject::connect(const QObject *sender, int signal_i
     \internal
    Same as the QMetaObject::connect, but \a signal_index must be the result of QObjectPrivate::signalIndex
 
-    method_index is relative to the rmeta metaobject, if rmeta is null, then it is absolute index
+    method_index is relative to the rmeta metaobject, if rmeta is \nullptr, then it is absolute index
 
     the QObjectPrivate::Connection* has a refcount of 2, so it must be passed to a QMetaObject::Connection
  */
@@ -3856,7 +3856,7 @@ void QMetaObject::activate(QObject *sender, int signal_index, void **argv)
     It is different from QMetaObject::indexOfSignal():  indexOfSignal is the same as indexOfMethod
     while QObjectPrivate::signalIndex is smaller because it doesn't give index to slots.
 
-    If \a meta is not 0, it is set to the meta-object where the signal was found.
+    If \a meta is not \nullptr, it is set to the meta-object where the signal was found.
 */
 int QObjectPrivate::signalIndex(const char *signalName,
                                 const QMetaObject **meta) const
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp
index 090436a3c7..18c7f7648d 100644
--- a/src/corelib/kernel/qvariant.cpp
+++ b/src/corelib/kernel/qvariant.cpp
@@ -1768,7 +1768,7 @@ Q_CORE_EXPORT void QVariantPrivate::registerHandler(const int /* Modules::Names
     \fn QVariant::QVariant(int typeId, const void *copy)
 
     Constructs variant of type \a typeId, and initializes with
-    \a copy if \a copy is not 0.
+    \a copy if \a copy is not \nullptr.
 
     Note that you have to pass the address of the variable you want stored.
 
@@ -1797,7 +1797,7 @@ Q_CORE_EXPORT void QVariantPrivate::registerHandler(const int /* Modules::Names
     \internal
 
     Constructs a variant private of type \a type, and initializes with \a copy if
-    \a copy is not 0.
+    \a copy is not \nullptr.
 */
 
 void QVariant::create(int type, const void *copy)