Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-doc-team into 4.7

1 files changed, 61 insertions, 2 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativeitem.cpp b/src/declarative/graphicsitems/qdeclarativeitem.cpp
index e2123cf..624aaf2 100644
--- a/src/declarative/graphicsitems/qdeclarativeitem.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeitem.cpp
@@ -44,6 +44,7 @@
 
 #include "private/qdeclarativeevents_p_p.h"
 #include <private/qdeclarativeengine_p.h>
+#include <private/qgraphicsitem_p.h>
 
 #include <qdeclarativeengine.h>
 #include <qdeclarativeopenmetaobject_p.h>
@@ -1618,6 +1619,51 @@ void QDeclarativeItemPrivate::data_append(QDeclarativeListProperty<QObject> *pro
     }
 }
 
+static inline int children_count_helper(QDeclarativeListProperty<QObject> *prop)
+{
+    QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(prop->object));
+    return d->children.count();
+}
+
+static inline QObject *children_at_helper(QDeclarativeListProperty<QObject> *prop, int index)
+{
+    QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(prop->object));
+    if (index >= 0 && index < d->children.count())
+        return d->children.at(index)->toGraphicsObject();
+    else
+        return 0;
+}
+
+static inline void children_clear_helper(QDeclarativeListProperty<QObject> *prop)
+{
+    QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(prop->object));
+    int childCount = d->children.count();
+    for (int index = 0 ;index < childCount; index++)
+        QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+}
+
+int QDeclarativeItemPrivate::data_count(QDeclarativeListProperty<QObject> *prop)
+{
+    return resources_count(prop) + children_count_helper(prop);
+}
+
+QObject *QDeclarativeItemPrivate::data_at(QDeclarativeListProperty<QObject> *prop, int i)
+{
+    int resourcesCount = resources_count(prop);
+    if (i < resourcesCount)
+        return resources_at(prop, i);
+    const int j = i - resourcesCount;
+    if (j < children_count_helper(prop))
+        return children_at_helper(prop, j);
+    return 0;
+}
+
+void QDeclarativeItemPrivate::data_clear(QDeclarativeListProperty<QObject> *prop)
+{
+    resources_clear(prop);
+    children_clear_helper(prop);
+}
+
 QObject *QDeclarativeItemPrivate::resources_at(QDeclarativeListProperty<QObject> *prop, int index)
 {
     const QObjectList children = prop->object->children();
@@ -1637,6 +1683,13 @@ int QDeclarativeItemPrivate::resources_count(QDeclarativeListProperty<QObject> *
     return prop->object->children().count();
 }
 
+void QDeclarativeItemPrivate::resources_clear(QDeclarativeListProperty<QObject> *prop)
+{
+    const QObjectList children = prop->object->children();
+    for (int index = 0; index < children.count(); index++)
+        children.at(index)->setParent(0);
+}
+
 int QDeclarativeItemPrivate::transform_count(QDeclarativeListProperty<QGraphicsTransform> *list)
 {
     QGraphicsObject *object = qobject_cast<QGraphicsObject *>(list->object);
@@ -1723,7 +1776,11 @@ void QDeclarativeItemPrivate::parentProperty(QObject *o, void *rv, QDeclarativeN
 
 QDeclarativeListProperty<QObject> QDeclarativeItemPrivate::data()
 {
-    return QDeclarativeListProperty<QObject>(q_func(), 0, QDeclarativeItemPrivate::data_append);
+    return QDeclarativeListProperty<QObject>(q_func(), 0, QDeclarativeItemPrivate::data_append,
+                                             QDeclarativeItemPrivate::data_count,
+                                             QDeclarativeItemPrivate::data_at,
+                                             QDeclarativeItemPrivate::data_clear
+                                             );
 }
 
 /*!
@@ -2412,7 +2469,9 @@ QDeclarativeListProperty<QObject> QDeclarativeItemPrivate::resources()
 {
     return QDeclarativeListProperty<QObject>(q_func(), 0, QDeclarativeItemPrivate::resources_append,
                                              QDeclarativeItemPrivate::resources_count,
-                                             QDeclarativeItemPrivate::resources_at);
+                                             QDeclarativeItemPrivate::resources_at,
+                                             QDeclarativeItemPrivate::resources_clear
+                                             );
 }
 
 /*!