QmlDesigner: Items in Positioner cannot manipulated anymore

Add a positioner node instance and the concept of resizable and movable
items. Item in a positioner will be not selected anymore. Instead their
positioner will be selected which is not resizable.

share/qtcreator/qml/qmljsdebugger/editor/selectionindicator.cpp

@@ -97,11 +97,11 @@ void SelectionIndicator::setItems(const QList<QWeakPointer<QGraphicsObject> > &i
 
     // set selections to also all children if they are not editor items
 
-    foreach (QWeakPointer<QGraphicsObject> obj, itemList) {
-        if (obj.isNull())
+    foreach (QWeakPointer<QGraphicsObject> object, itemList) {
+        if (object.isNull())
             continue;
 
-        QGraphicsItem *item = obj.data();
+        QGraphicsItem *item = object.data();
 
         QGraphicsPolygonItem *newSelectionIndicatorGraphicsItem = new QGraphicsPolygonItem(m_layerItem.data());
         if (!m_indicatorShapeHash.contains(item)) {

src/plugins/qmldesigner/components/formeditor/abstractformeditortool.cpp

@@ -93,7 +93,8 @@ bool AbstractFormEditorTool::topSelectedItemIsMovable(const QList<QGraphicsItem*
         FormEditorItem *formEditorItem = FormEditorItem::fromQGraphicsItem(item);
         if (formEditorItem
             && selectedNodes.contains(formEditorItem->qmlItemNode())
-            && !formEditorItem->qmlItemNode().isRootNode()
+            && formEditorItem->qmlItemNode().instanceIsMovable()
+            && !formEditorItem->qmlItemNode().instanceIsInPositioner()
             && (formEditorItem->qmlItemNode().hasShowContent()))
             return true;
     }
@@ -101,7 +102,8 @@ bool AbstractFormEditorTool::topSelectedItemIsMovable(const QList<QGraphicsItem*
     foreach (QGraphicsItem *item, itemList) {
         FormEditorItem *formEditorItem = FormEditorItem::fromQGraphicsItem(item);
         if (formEditorItem
-            && !formEditorItem->qmlItemNode().isRootNode()
+            && formEditorItem->qmlItemNode().instanceIsMovable()
+            && !formEditorItem->qmlItemNode().instanceIsInPositioner()
             && selectedNodes.contains(formEditorItem->qmlItemNode()))
             return true;
     }

src/plugins/qmldesigner/components/formeditor/movetool.cpp

@@ -322,10 +322,25 @@ FormEditorItem* MoveTool::containerFormEditorItem(const QList<QGraphicsItem*> &i
     return 0;
 }
 
+QList<FormEditorItem*> movalbeItems(const QList<FormEditorItem*> &itemList)
+{
+    QList<FormEditorItem*> filteredItemList(itemList);
+
+    QMutableListIterator<FormEditorItem*> listIterator(filteredItemList);
+    while (listIterator.hasNext()) {
+        FormEditorItem *item = listIterator.next();
+        if (!item->qmlItemNode().isValid() || !item->qmlItemNode().instanceIsMovable() || item->qmlItemNode().instanceIsInPositioner())
+            listIterator.remove();
+    }
+
+    return filteredItemList;
+}
 
 QList<FormEditorItem*> MoveTool::movingItems(const QList<FormEditorItem*> &selectedItemList)
 {
-    FormEditorItem* ancestorItem = ancestorIfOtherItemsAreChild(selectedItemList);
+    QList<FormEditorItem*> filteredItemList = movalbeItems(selectedItemList);
+
+    FormEditorItem* ancestorItem = ancestorIfOtherItemsAreChild(filteredItemList);
 
     if (ancestorItem != 0 && ancestorItem->qmlItemNode().isRootNode()) {
 //        view()->changeToSelectionTool();
@@ -339,12 +354,12 @@ QList<FormEditorItem*> MoveTool::movingItems(const QList<FormEditorItem*> &selec
         return ancestorItemList;
     }
 
-    if (!haveSameParent(selectedItemList)) {
+    if (!haveSameParent(filteredItemList)) {
 //        view()->changeToSelectionTool();
         return QList<FormEditorItem*>();
     }
 
-    return selectedItemList;
+    return filteredItemList;
 }
 
 void MoveTool::formEditorItemsChanged(const QList<FormEditorItem*> &itemList)

src/plugins/qmldesigner/components/formeditor/resizeindicator.cpp

@@ -73,11 +73,12 @@ void ResizeIndicator::setItems(const QList<FormEditorItem*> &itemList)
     foreach (FormEditorItem* item, itemList) {
         if (item
                 && item->qmlItemNode().isValid()
-            && item->qmlItemNode().isRootNode())
-            continue;
+                && item->qmlItemNode().instanceIsResizable()
+                && !item->qmlItemNode().instanceIsInPositioner()) {
             ResizeController controller(m_layerItem, item);
             m_itemControllerHash.insert(item, controller);
         }
+    }
 }
 
 void ResizeIndicator::updateItems(const QList<FormEditorItem*> &itemList)

src/plugins/qmldesigner/components/formeditor/rubberbandselectionmanipulator.cpp

@@ -103,7 +103,8 @@ void RubberBandSelectionManipulator::select(SelectionType selectionType)
         if (formEditorItem
                 && formEditorItem->qmlItemNode().isValid()
                 && m_beginFormEditorItem->childItems().contains(formEditorItem)
-           && !formEditorItem->qmlItemNode().isRootNode())
+                && formEditorItem->qmlItemNode().instanceIsMovable()
+                && !formEditorItem->qmlItemNode().instanceIsInPositioner())
         {
             newNodeList.append(formEditorItem->qmlItemNode());
         }
@@ -111,7 +112,8 @@ void RubberBandSelectionManipulator::select(SelectionType selectionType)
 
     if (newNodeList.isEmpty()
             && m_beginFormEditorItem->qmlItemNode().isValid()
-        && !m_beginFormEditorItem->qmlItemNode().isRootNode())
+            && m_beginFormEditorItem->qmlItemNode().instanceIsMovable()
+            && !m_beginFormEditorItem->qmlItemNode().instanceIsInPositioner())
         newNodeList.append(m_beginFormEditorItem->qmlItemNode());
 
     QList<QmlItemNode> nodeList;

src/plugins/qmldesigner/components/formeditor/selectionindicator.cpp

@@ -85,7 +85,7 @@ void SelectionIndicator::setItems(const QList<FormEditorItem*> &itemList)
     clear();
 
     foreach (FormEditorItem *item, itemList) {
-        if (item->qmlItemNode().isValid())
+        if (!item->qmlItemNode().isValid())
             continue;
 
         QGraphicsPolygonItem *newSelectionIndicatorGraphicsItem = new QGraphicsPolygonItem(m_layerItem.data());

src/plugins/qmldesigner/components/formeditor/selectiontool.cpp

@@ -145,7 +145,8 @@ void SelectionTool::hoverMoveEvent(const QList<QGraphicsItem*> &itemList,
 
         if (formEditorItem
             && formEditorItem->qmlItemNode().isValid()
-            && !formEditorItem->qmlItemNode().isRootNode()
+            && !formEditorItem->qmlItemNode().instanceIsInPositioner()
+            && formEditorItem->qmlItemNode().instanceIsMovable()
             && (formEditorItem->qmlItemNode().hasShowContent() || !m_selectOnlyContentItems))
         {
             topSelectableItem = formEditorItem;

src/plugins/qmldesigner/components/formeditor/singleselectionmanipulator.cpp

@@ -81,7 +81,8 @@ void SingleSelectionManipulator::select(SelectionType selectionType, bool select
 
         if (formEditorItem
            && formEditorItem->qmlItemNode().isValid()
-           && !formEditorItem->qmlItemNode().isRootNode()
+           && formEditorItem->qmlItemNode().instanceIsMovable()
+           && !formEditorItem->qmlItemNode().instanceIsInPositioner()
            && (formEditorItem->qmlItemNode().hasShowContent() || !selectOnlyContentItems))
         {
             selectedNode = formEditorItem->qmlItemNode();

src/plugins/qmldesigner/designercore/designercore.pri

@@ -94,7 +94,8 @@ SOURCES += $$PWD/model/abstractview.cpp \
     $$PWD/exceptions/rewritingexception.cpp \
     $$PWD/instances/nodeinstancemetaobject.cpp \
     $$PWD/instances/behaviornodeinstance.cpp \
-    $$PWD/instances/nodeinstancesignalspy.cpp
+    $$PWD/instances/nodeinstancesignalspy.cpp \
+    $$PWD/instances/positionernodeinstance.cpp
 
 HEADERS += $$PWD/include/corelib_global.h \
     $$PWD/include/abstractview.h \
@@ -187,7 +188,8 @@ HEADERS += $$PWD/include/corelib_global.h \
     $$PWD/include/rewritingexception.h \
     $$PWD/instances/nodeinstancemetaobject.h \
     $$PWD/instances/behaviornodeinstance.h \
-    $$PWD/instances/nodeinstancesignalspy.h
+    $$PWD/instances/nodeinstancesignalspy.h \
+    $$PWD/instances/positionernodeinstance.h
 
 contains(CONFIG, plugin) {
   # If core.pri has been included in the qmldesigner plugin

src/plugins/qmldesigner/designercore/include/nodeinstance.h

@@ -102,6 +102,7 @@ public:
     bool isQDeclarativeView() const;
     bool isGraphicsObject() const;
     bool isTransition() const;
+    bool isPositioner() const;
 
     bool equalGraphicsItem(QGraphicsItem *item) const;
 
@@ -127,6 +128,9 @@ public:
     bool isValid() const;
     void makeInvalid();
     bool hasContent() const;
+    bool isResizable() const;
+    bool isMovable() const;
+    bool isInPositioner() const;
 
     bool isWrappingThisObject(QObject *object) const;
 

src/plugins/qmldesigner/designercore/include/qmlitemnode.h

@@ -68,6 +68,9 @@ public:
     bool canReparent() const;
     bool instanceIsAnchoredBySibling() const;
     bool instanceIsAnchoredByChildren() const;
+    bool instanceIsMovable() const;
+    bool instanceIsResizable() const;
+    bool instanceIsInPositioner() const;
 
     QRectF instanceBoundingRect() const;
     QTransform instanceTransform() const;

src/plugins/qmldesigner/designercore/instances/graphicsobjectnodeinstance.cpp

@@ -40,7 +40,8 @@ namespace Internal {
 
 GraphicsObjectNodeInstance::GraphicsObjectNodeInstance(QGraphicsObject *graphicsObject, bool hasContent)
    : ObjectNodeInstance(graphicsObject),
-   m_hasContent(hasContent)
+   m_hasContent(hasContent),
+   m_isMovable(true)
 {
 }
 
@@ -232,5 +233,16 @@ void GraphicsObjectNodeInstance::paintUpdate()
 {
     graphicsObject()->update();
 }
+
+bool GraphicsObjectNodeInstance::isMovable() const
+{
+    return m_isMovable && graphicsObject() && graphicsObject()->parentItem();
+}
+
+void GraphicsObjectNodeInstance::setMovable(bool movable)
+{
+    m_isMovable = movable;
+}
+
 } // namespace Internal
 } // namespace QmlDesigner

src/plugins/qmldesigner/designercore/instances/graphicsobjectnodeinstance.h

@@ -74,12 +74,16 @@ public:
 
     void paintUpdate();
 
+    bool isMovable() const;
+    void setMovable(bool movable);
+
 protected:
     QGraphicsObject *graphicsObject() const;
     void paintRecursively(QGraphicsItem *graphicsItem, QPainter *painter) const;
     static QPair<QGraphicsObject*, bool> createGraphicsObject(const NodeMetaInfo &metaInfo, QDeclarativeContext *context);
 private: // variables
     bool m_hasContent;
+    bool m_isMovable;
 };
 
 } // namespace Internal

src/plugins/qmldesigner/designercore/instances/nodeinstance.cpp

@@ -42,6 +42,7 @@
 #include "componentnodeinstance.h"
 #include "qmltransitionnodeinstance.h"
 #include "qmlpropertychangesnodeinstance.h"
+#include "positionernodeinstance.h"
 #include "behaviornodeinstance.h"
 #include "qmlstatenodeinstance.h"
 #include "nodeabstractproperty.h"
@@ -144,6 +145,8 @@ Internal::ObjectNodeInstance::Pointer NodeInstance::createInstance(const NodeMet
         instance = Internal::QDeclarativeViewNodeInstance::create(metaInfo, context, objectToBeWrapped);
     else if (metaInfo.isSubclassOf("Qt/QGraphicsWidget", 4, 7))
         instance = Internal::GraphicsWidgetNodeInstance::create(metaInfo, context, objectToBeWrapped);
+    else if (metaInfo.isSubclassOf("QDeclarativeBasePositioner", 4, 7))
+        instance = Internal::PositionerNodeInstance::create(metaInfo, context, objectToBeWrapped);
     else if (metaInfo.isSubclassOf("Qt/Item", 4, 7))
         instance = Internal::QmlGraphicsItemNodeInstance::create(metaInfo, context, objectToBeWrapped);
     else if (metaInfo.isSubclassOf("Qt/QGraphicsScene", 4, 7))
@@ -341,6 +344,11 @@ bool NodeInstance::isTransition() const
     return m_nodeInstance->isTransition();
 }
 
+bool NodeInstance::isPositioner() const
+{
+    return m_nodeInstance->isPositioner();
+}
+
 /*!
 \brief Returns if the NodeInstance is a QGraphicsItem.
 \returns true if this NodeInstance is a QGraphicsItem
@@ -460,6 +468,21 @@ bool NodeInstance::hasContent() const
     return m_nodeInstance->hasContent();
 }
 
+bool NodeInstance::isResizable() const
+{
+    return m_nodeInstance->isResizable();
+}
+
+bool NodeInstance::isMovable() const
+{
+    return m_nodeInstance->isMovable();
+}
+
+bool NodeInstance::isInPositioner() const
+{
+    return m_nodeInstance->isInPositioner();
+}
+
 bool NodeInstance::hasAnchor(const QString &name) const
 {
     return m_nodeInstance->hasAnchor(name);

src/plugins/qmldesigner/designercore/instances/objectnodeinstance.cpp

@@ -98,7 +98,8 @@ bool ChildrenChangeEventFilter::eventFilter(QObject * /*object*/, QEvent *event)
 ObjectNodeInstance::ObjectNodeInstance(QObject *object)
     : m_deleteHeldInstance(true),
     m_object(object),
-    m_metaObject(0)
+    m_metaObject(0),
+    m_isInPositioner(false)
 {
 
 }
@@ -249,6 +250,11 @@ bool ObjectNodeInstance::isTransition() const
     return false;
 }
 
+bool ObjectNodeInstance::isPositioner() const
+{
+    return false;
+}
+
 bool ObjectNodeInstance::equalGraphicsItem(QGraphicsItem * /*item*/) const
 {
     return false;
@@ -795,6 +801,26 @@ bool ObjectNodeInstance::hasContent() const
     return false;
 }
 
+bool ObjectNodeInstance::isResizable() const
+{
+    return false;
+}
+
+bool ObjectNodeInstance::isMovable() const
+{
+    return false;
+}
+
+bool ObjectNodeInstance::isInPositioner() const
+{
+    return m_isInPositioner;
+}
+
+void ObjectNodeInstance::setInPositioner(bool isInPositioner)
+{
+    m_isInPositioner = isInPositioner;
+}
+
 void ObjectNodeInstance::updateAnchors()
 {
 }

src/plugins/qmldesigner/designercore/instances/objectnodeinstance.h

@@ -117,6 +117,8 @@ public:
     virtual bool isQDeclarativeView() const;
     virtual bool isGraphicsObject() const;
     virtual bool isTransition() const;
+    virtual bool isPositioner() const;
+
 
     virtual bool equalGraphicsItem(QGraphicsItem *item) const;
 
@@ -165,6 +167,10 @@ public:
     QObject *object() const;
 
     virtual bool hasContent() const;
+    virtual bool isResizable() const;
+    virtual bool isMovable() const;
+    bool isInPositioner() const;
+    void setInPositioner(bool isInPositioner);
 
     bool hasBindingForProperty(const QString &name) const;
 
@@ -207,6 +213,7 @@ private:
     QWeakPointer<QObject> m_object;
     NodeInstanceMetaObject *m_metaObject;
     NodeInstanceSignalSpy m_signalSpy;
+    bool m_isInPositioner;
 };
 
 

src/plugins/qmldesigner/designercore/instances/positionernodeinstance.cpp

@@ -0,0 +1,65 @@
+#include "positionernodeinstance.h"
+#include <private/qdeclarativepositioners_p.h>
+#include <invalidnodeinstanceexception.h>
+
+namespace QmlDesigner {
+namespace Internal {
+
+PositionerNodeInstance::PositionerNodeInstance(QDeclarativeBasePositioner *item, bool hasContent)
+    : QmlGraphicsItemNodeInstance(item, hasContent)
+{
+}
+
+bool PositionerNodeInstance::isPositioner() const
+{
+    return true;
+}
+
+bool PositionerNodeInstance::isResizable() const
+{
+    return false;
+}
+
+void PositionerNodeInstance::setPropertyVariant(const QString &name, const QVariant &value)
+{
+    if (name == "move" || name == "add")
+        return;
+
+    QmlGraphicsItemNodeInstance::setPropertyVariant(name, value);
+}
+
+void PositionerNodeInstance::setPropertyBinding(const QString &name, const QString &expression)
+{
+    if (name == "move" || name == "add")
+        return;
+
+    QmlGraphicsItemNodeInstance::setPropertyBinding(name, expression);
+}
+
+PositionerNodeInstance::Pointer PositionerNodeInstance::create(const NodeMetaInfo &metaInfo, QDeclarativeContext *context, QObject *objectToBeWrapped)
+{
+    QPair<QGraphicsObject*, bool> objectPair;
+
+    if (objectToBeWrapped)
+        objectPair = qMakePair(qobject_cast<QGraphicsObject*>(objectToBeWrapped), false);
+    else
+        objectPair = GraphicsObjectNodeInstance::createGraphicsObject(metaInfo, context);
+
+    QDeclarativeBasePositioner *positioner = dynamic_cast<QDeclarativeBasePositioner*>(objectPair.first);
+
+    if (positioner == 0)
+        throw InvalidNodeInstanceException(__LINE__, __FUNCTION__, __FILE__);
+
+    Pointer instance(new PositionerNodeInstance(positioner, objectPair.second));
+
+    static_cast<QDeclarativeParserStatus*>(positioner)->classBegin();
+
+    if (objectToBeWrapped)
+        instance->setDeleteHeldInstance(false); // the object isn't owned
+
+    instance->populateResetValueHash();
+
+    return instance;
+}
+}
+} // namespace QmlDesigner

src/plugins/qmldesigner/designercore/instances/positionernodeinstance.h

@@ -0,0 +1,34 @@
+#ifndef POSITIONERNODEINSTANCE_H
+#define POSITIONERNODEINSTANCE_H
+
+#include "qmlgraphicsitemnodeinstance.h"
+
+class QDeclarativeBasePositioner;
+
+namespace QmlDesigner {
+namespace Internal {
+
+class PositionerNodeInstance : public QmlGraphicsItemNodeInstance
+{
+public:
+    typedef QSharedPointer<PositionerNodeInstance> Pointer;
+    typedef QWeakPointer<PositionerNodeInstance> WeakPointer;
+
+    static Pointer create(const NodeMetaInfo &metaInfo, QDeclarativeContext *context, QObject *objectToBeWrapped);
+
+    void setPropertyVariant(const QString &name, const QVariant &value);
+    void setPropertyBinding(const QString &name, const QString &expression);
+
+    bool isPositioner() const;
+
+    bool isResizable() const;
+
+
+protected:
+    PositionerNodeInstance(QDeclarativeBasePositioner *item, bool hasContent);
+};
+
+} // namespace Internal
+} // namespace QmlDesigner
+
+#endif // POSITIONERNODEINSTANCE_H

src/plugins/qmldesigner/designercore/instances/qmlgraphicsitemnodeinstance.cpp

@@ -45,6 +45,8 @@
 #include <private/qdeclarativeitem_p.h>
 #include <private/qdeclarativeproperty_p.h>
 #include <private/qdeclarativerectangle_p.h>
+#include <private/qdeclarativepositioners_p.h>
+
 
 #include <cmath>
 
@@ -56,7 +58,8 @@ namespace Internal {
 QmlGraphicsItemNodeInstance::QmlGraphicsItemNodeInstance(QDeclarativeItem *item, bool hasContent)
    : GraphicsObjectNodeInstance(item, hasContent),
      m_hasHeight(false),
-     m_hasWidth(false)
+     m_hasWidth(false),
+     m_isResizable(true)
 {
 }
 
@@ -80,6 +83,9 @@ QmlGraphicsItemNodeInstance::Pointer QmlGraphicsItemNodeInstance::create(const N
 
     Pointer instance(new QmlGraphicsItemNodeInstance(qmlGraphicsItem, objectPair.second));
 
+    if (qmlGraphicsItem->inherits("QDeclarativeText"))
+        instance->setResizable(false);
+
     static_cast<QDeclarativeParserStatus*>(qmlGraphicsItem)->classBegin();
 
     if (objectToBeWrapped)
@@ -223,6 +229,8 @@ void QmlGraphicsItemNodeInstance::setPropertyVariant(const QString &name, const
     }
 
     GraphicsObjectNodeInstance::setPropertyVariant(name, value);
+
+    refresh();
 }
 
 void QmlGraphicsItemNodeInstance::setPropertyBinding(const QString &name, const QString &expression)
@@ -288,6 +296,24 @@ void QmlGraphicsItemNodeInstance::resetVertical()
        setPropertyVariant("height", qmlGraphicsItem()->implicitHeight());
 }
 
+static void repositioning(QDeclarativeItem *item)
+{
+    if (!item)
+        return;
+
+//    QDeclarativeBasePositioner *positioner = qobject_cast<QDeclarativeBasePositioner*>(item);
+//    if (positioner)
+//        positioner->rePositioning();
+
+    if (item->parentObject())
+        repositioning(qobject_cast<QDeclarativeItem*>(item->parentObject()));
+}
+
+void QmlGraphicsItemNodeInstance::refresh()
+{
+    repositioning(qmlGraphicsItem());
+}
+
 void QmlGraphicsItemNodeInstance::doComponentComplete()
 {
     if (qmlGraphicsItem()) {
@@ -297,6 +323,16 @@ void QmlGraphicsItemNodeInstance::doComponentComplete()
     }
 }
 
+bool QmlGraphicsItemNodeInstance::isResizable() const
+{
+    return m_isResizable && qmlGraphicsItem() && qmlGraphicsItem()->parentItem();
+}
+
+void QmlGraphicsItemNodeInstance::setResizable(bool resizeable)
+{
+    m_isResizable = resizeable;
+}
+
 int QmlGraphicsItemNodeInstance::penWidth() const
 {
     QDeclarativeRectangle *rectangle = qobject_cast<QDeclarativeRectangle*>(object());
@@ -350,7 +386,19 @@ void QmlGraphicsItemNodeInstance::resetProperty(const QString &name)
 
 void QmlGraphicsItemNodeInstance::reparent(const NodeInstance &oldParentInstance, const QString &oldParentProperty, const NodeInstance &newParentInstance, const QString &newParentProperty)
 {
+    if (oldParentInstance.isValid() && oldParentInstance.isPositioner()) {
+        setInPositioner(false);
+        setMovable(true);
+    }
+
     GraphicsObjectNodeInstance::reparent(oldParentInstance, oldParentProperty, newParentInstance, newParentProperty);
+
+    if (newParentInstance.isValid() && newParentInstance.isPositioner()) {
+        setInPositioner(true);
+        setMovable(false);
+    }
+
+    refresh();
 }
 
 //void  QmlGraphicsItemNodeInstance::updateAnchors()

src/plugins/qmldesigner/designercore/instances/qmlgraphicsitemnodeinstance.h

@@ -70,16 +70,22 @@ public:
     bool isAnchoredByChildren() const;
     void doComponentComplete();
 
+    bool isResizable() const;
+    void setResizable(bool resizeable);
+
 protected:
     QmlGraphicsItemNodeInstance(QDeclarativeItem *item, bool hasContent);
     QDeclarativeItem *qmlGraphicsItem() const;
     QDeclarativeAnchors *anchors() const;
     void resetHorizontal();
     void resetVertical(); 
+    void refresh();
 
 private: //variables
     bool m_hasHeight;
     bool m_hasWidth;
+    bool m_isResizable;
+
 };
 
 }

src/plugins/qmldesigner/designercore/model/qmlitemnode.cpp

@@ -201,6 +201,21 @@ bool QmlItemNode::instanceIsAnchoredByChildren() const
     return nodeInstance().isAnchoredByChildren();
 }
 
+bool QmlItemNode::instanceIsMovable() const
+{
+    return nodeInstance().isMovable();
+}
+
+bool QmlItemNode::instanceIsResizable() const
+{
+    return nodeInstance().isResizable();
+}
+
+bool QmlItemNode::instanceIsInPositioner() const
+{
+    return nodeInstance().isInPositioner();
+}
+
 QRectF  QmlItemNode::instanceBoundingRect() const
 {
     return nodeInstance().boundingRect();