From 1d30c86ab0b0c609c68bb53adc633b3da8b2863d Mon Sep 17 00:00:00 2001
From: Thomas Hartmann <Thomas.Hartmann@nokia.com>
Date: Wed, 15 Sep 2010 19:05:09 +0200
Subject: Fix bug in 34b805d66c09fb324d1b6a7bcf259e8743ef3894

This time the implementation of clear is correct


Reviewed-by: Marco Bubke
---
 src/declarative/graphicsitems/qdeclarativeflickable.cpp | 7 ++++---
 src/declarative/graphicsitems/qdeclarativeitem.cpp      | 7 ++++---
 src/gui/graphicsview/qgraphicsitem.cpp                  | 5 +++--
 3 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/src/declarative/graphicsitems/qdeclarativeflickable.cpp b/src/declarative/graphicsitems/qdeclarativeflickable.cpp
index bf3d88b..5a94afb 100644
--- a/src/declarative/graphicsitems/qdeclarativeflickable.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeflickable.cpp
@@ -1069,8 +1069,9 @@ static inline QObject *children_at_helper(QGraphicsObject *object, int index)
 static inline void children_clear_helper(QGraphicsObject *object)
 {
     QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(object);
-    for (int index = 0 ;index < d->children.count();index++)
-        QGraphicsItemPrivate::get(d->children.at(index))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    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 QDeclarativeFlickablePrivate::data_count(QDeclarativeListProperty<QObject> *prop)
@@ -1087,7 +1088,7 @@ QObject *QDeclarativeFlickablePrivate::data_at(QDeclarativeListProperty<QObject>
     const int j = i - resourcesCount;
     QGraphicsObject *contentObject = static_cast<QDeclarativeFlickablePrivate*>(prop->data)->contentItem;
     if (j < children_count_helper(contentObject))
-        children_at_helper(contentObject, j);
+        return children_at_helper(contentObject, j);
     return 0;
 }
 
diff --git a/src/declarative/graphicsitems/qdeclarativeitem.cpp b/src/declarative/graphicsitems/qdeclarativeitem.cpp
index 53a4710..0ac616d 100644
--- a/src/declarative/graphicsitems/qdeclarativeitem.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeitem.cpp
@@ -1638,8 +1638,9 @@ static inline QObject *children_at_helper(QDeclarativeListProperty<QObject> *pro
 static inline void children_clear_helper(QDeclarativeListProperty<QObject> *prop)
 {
     QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(prop->object));
-    for (int index = 0 ;index < d->children.count();index++)
-        QGraphicsItemPrivate::get(d->children.at(index))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    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)
@@ -1654,7 +1655,7 @@ QObject *QDeclarativeItemPrivate::data_at(QDeclarativeListProperty<QObject> *pro
         return resources_at(prop, i);
     const int j = i - resourcesCount;
     if (j < children_count_helper(prop))
-        children_at_helper(prop, j);
+        return children_at_helper(prop, j);
     return 0;
 }
 
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 9e43f2f..2600d06 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -7679,8 +7679,9 @@ QGraphicsObject *QGraphicsItemPrivate::children_at(QDeclarativeListProperty<QGra
 void QGraphicsItemPrivate::children_clear(QDeclarativeListProperty<QGraphicsObject> *list)
 {
     QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(list->object));
-    for (int index = 0 ;index < d->children.count();index++)
-        QGraphicsItemPrivate::get(d->children.at(index))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    int childCount = d->children.count();
+    for (int index = 0; index < childCount; index++)
+        QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
 }
 
 /*!
-- 
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