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

* '4.7' of scm.dev.nokia.troll.no:qt/qt-qml: (131 commits)
  Avoid many unnecessary allocations, so so that paint engines attached to pixmaps
  Doc
  Fix autotests
  Fix autotests (remove import Qt.widgets)
  Add missing qml file to qdeclarativemousearea
  Doc fix
  Clean up example code, add white background behind text
  Update mouse area qmlvisual test to follow change QTBUG-10162
  Fix autotest bug in MouseArea
  Avoid emitting release when the mouse is ungrabbed
  Resize qmlruntime window to new dimensions when orientation changes
  Compile with opengl enabled.
  Avoid repeated create/destroy at top list boundary with sub-pixel movement.
  Call QDeclarativeItem::geometryChanged() base implementation
  qdoc fixes.
  Avoid warnings as delegates with bindings to parent are created and destroyed.
  qdoc fixes
  TextInput echoMode doc.
  Make sure to call base class implementation.
  More cleanup
  ...

1 files changed, 18 insertions, 7 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
index 43cafe3..1038c83 100644
--- a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
+++ b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
@@ -44,6 +44,7 @@
 #include "qdeclarativeitem.h"
 
 #include <qdeclarativecontext.h>
+#include <qdeclarativecontext_p.h>
 #include <qdeclarativeengine.h>
 #include <qdeclarativeexpression.h>
 #include <qdeclarativepackage_p.h>
@@ -55,6 +56,7 @@
 #include <qdeclarativeguard_p.h>
 #include <qdeclarativeglobal_p.h>
 
+#include <qgraphicsscene.h>
 #include <qlistmodelinterface_p.h>
 #include <qhash.h>
 #include <qlist.h>
@@ -436,8 +438,7 @@ int QDeclarativeVisualDataModelDataMetaObject::createProperty(const char *name,
     if ((!model->m_listModelInterface || !model->m_abstractItemModel) && model->m_listAccessor) {
         if (model->m_listAccessor->type() == QDeclarativeListAccessor::ListProperty) {
             model->ensureRoles();
-            QObject *object = model->m_listAccessor->at(data->m_index).value<QObject*>();
-            if (object && (object->property(name).isValid() || qstrcmp(name,"modelData")==0))
+            if (qstrcmp(name,"modelData") == 0)
                 return QDeclarativeOpenMetaObject::createProperty(name, type);
         }
     }
@@ -759,7 +760,7 @@ void QDeclarativeVisualDataModel::setModel(const QVariant &model)
 }
 
 /*!
-    \qmlproperty component VisualDataModel::delegate
+    \qmlproperty Component VisualDataModel::delegate
 
     The delegate provides a template defining each item instantiated by a view.
     The index is exposed as an accessible \c index property.  Properties of the
@@ -963,13 +964,18 @@ QDeclarativeVisualDataModel::ReleaseFlags QDeclarativeVisualDataModel::release(Q
     }
 
     if (d->m_cache.releaseItem(obj)) {
+        // Remove any bindings to avoid warnings due to parent change.
+        QObjectPrivate *p = QObjectPrivate::get(obj);
+        Q_ASSERT(p->declarativeData);
+        QDeclarativeData *d = static_cast<QDeclarativeData*>(p->declarativeData);
+        if (d->ownContext && d->context)
+            d->context->clearExpressions();
+
         if (inPackage) {
             emit destroyingPackage(qobject_cast<QDeclarativePackage*>(obj));
         } else {
-            if (item->hasFocus())
-                item->clearFocus();
-            item->setOpacity(0.0);
-            static_cast<QGraphicsItem*>(item)->setParentItem(0);
+            if (item->scene())
+                item->scene()->removeItem(item);
         }
         stat |= Destroyed;
         obj->deleteLater();
@@ -1030,6 +1036,11 @@ QDeclarativeItem *QDeclarativeVisualDataModel::item(int index, const QByteArray
         if (!ccontext) ccontext = qmlContext(this);
         QDeclarativeContext *ctxt = new QDeclarativeContext(ccontext);
         QDeclarativeVisualDataModelData *data = new QDeclarativeVisualDataModelData(index, this);
+        if ((!d->m_listModelInterface || !d->m_abstractItemModel) && d->m_listAccessor
+            && d->m_listAccessor->type() == QDeclarativeListAccessor::ListProperty) {
+            ctxt->setContextObject(d->m_listAccessor->at(index).value<QObject*>());
+            ctxt = new QDeclarativeContext(ctxt, ctxt);
+        }
         ctxt->setContextProperty(QLatin1String("model"), data);
         ctxt->setContextObject(data);
         d->m_completePending = false;