Merge remote-tracking branch 'origin/4.7' into qt-4.8-from-4.7

Conflicts:
	doc/src/declarative/declarativeui.qdoc
	doc/src/mainpage.qdoc
	doc/src/platforms/supported-platforms.qdoc
	doc/src/qt-webpages.qdoc
	src/network/access/qnetworkdiskcache.cpp

3 files changed, 26 insertions, 1 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativegridview.cpp b/src/declarative/graphicsitems/qdeclarativegridview.cpp
index 0a74910..16518f4 100644
--- a/src/declarative/graphicsitems/qdeclarativegridview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativegridview.cpp
@@ -2855,6 +2855,11 @@ void QDeclarativeGridView::itemsInserted(int modelIndex, int count)
             addedVisible = true;
         }
         FxGridItem *item = d->createItem(modelIndex + i);
+        if (!item) {
+            // broken or no delegate
+            d->clear();
+            return;
+        }
         d->visibleItems.insert(index, item);
         item->setPosition(colPos, rowPos);
         added.append(item);
@@ -3045,6 +3050,11 @@ void QDeclarativeGridView::itemsMoved(int from, int to, int count)
             FxGridItem *movedItem = moved.take(item->index);
             if (!movedItem)
                 movedItem = d->createItem(item->index);
+            if (!movedItem) {
+                // broken or no delegate
+                d->clear();
+                return;
+            }
             it = d->visibleItems.insert(it, movedItem);
             if (it == d->visibleItems.begin() && firstItem)
                 movedItem->setPosition(firstItem->colPos(), firstItem->rowPos());
diff --git a/src/declarative/graphicsitems/qdeclarativelistview.cpp b/src/declarative/graphicsitems/qdeclarativelistview.cpp
index 7638b2b..7b4dc5c 100644
--- a/src/declarative/graphicsitems/qdeclarativelistview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativelistview.cpp
@@ -3285,6 +3285,11 @@ void QDeclarativeListView::itemsInserted(int modelIndex, int count)
                 addedVisible = true;
             }
             FxListItem *item = d->createItem(modelIndex + i);
+            if (!item) {
+                // broken or no delegate
+                d->clear();
+                return;
+            }
             d->visibleItems.insert(insertionIdx, item);
             pos -= item->size() + d->spacing;
             item->setPosition(pos);
@@ -3315,6 +3320,11 @@ void QDeclarativeListView::itemsInserted(int modelIndex, int count)
                 addedVisible = true;
             }
             FxListItem *item = d->createItem(modelIndex + i);
+            if (!item) {
+                // broken or no delegate
+                d->clear();
+                return;
+            }
             d->visibleItems.insert(index, item);
             item->setPosition(pos);
             added.append(item);
@@ -3518,6 +3528,11 @@ void QDeclarativeListView::itemsMoved(int from, int to, int count)
             FxListItem *movedItem = moved.take(item->index);
             if (!movedItem)
                 movedItem = d->createItem(item->index);
+            if (!movedItem) {
+                // broken or no delegate
+                d->clear();
+                return;
+            }
             if (item->index <= firstVisible->index)
                 moveBy -= movedItem->size();
             it = d->visibleItems.insert(it, movedItem);
diff --git a/src/network/access/qnetworkdiskcache.cpp b/src/network/access/qnetworkdiskcache.cpp
index 1c515c2..af6ba1d 100644
--- a/src/network/access/qnetworkdiskcache.cpp
+++ b/src/network/access/qnetworkdiskcache.cpp
@@ -429,7 +429,7 @@ QIODevice *QNetworkDiskCache::data(const QUrl &url)
             // ### verify that QFile uses the fd size and not the file name
             qint64 size = file->size() - file->pos();
             const uchar *p = 0;
-#if !defined(Q_OS_WINCE) && !defined(Q_OS_INTEGRITY)
+#if !defined(Q_OS_WINCE) && !defined(Q_OS_INTEGRITY) && !defined(Q_OS_SYMBIAN)
             p = file->map(file->pos(), size);
 #endif
             if (p) {