QmlDesigner: Add listmodeleditor

Task-number: QDS-2294
Change-Id: I66cae3a0d4265ab112eaf6b04e3a5972d185ff43
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

2 files changed, 31 insertions, 2 deletions

diff --git a/src/plugins/qmldesigner/designercore/include/modelnode.h b/src/plugins/qmldesigner/designercore/include/modelnode.h
index 6f3d5eb6df..3197e746ab 100644
--- a/src/plugins/qmldesigner/designercore/include/modelnode.h
+++ b/src/plugins/qmldesigner/designercore/include/modelnode.h
@@ -91,9 +91,12 @@ public:
     ModelNode(const Internal::InternalNodePointer &internalNode, Model *model, const AbstractView *view);
     ModelNode(const ModelNode &modelNode, AbstractView *view);
     ModelNode(const ModelNode &other);
+    ModelNode(ModelNode &&other);
     ~ModelNode();
 
-    ModelNode& operator=(const ModelNode &other);
+    ModelNode &operator=(const ModelNode &other);
+    ModelNode &operator=(ModelNode &&other);
+
     TypeName type() const;
     QString simplifiedTypeName() const;
     QString displayName() const;
@@ -226,6 +229,15 @@ public:
     bool isSubclassOf(const TypeName &typeName, int majorVersion = -1, int minorVersion = -1) const;
     QIcon typeIcon() const;
 
+    friend void swap(ModelNode &first, ModelNode &second)
+    {
+        using std::swap;
+
+        swap(first.m_internalNode, second.m_internalNode);
+        swap(first.m_model, second.m_model);
+        swap(first.m_view, second.m_view);
+    }
+
 private: // functions
     Internal::InternalNodePointer internalNode() const;
 
diff --git a/src/plugins/qmldesigner/designercore/model/modelnode.cpp b/src/plugins/qmldesigner/designercore/model/modelnode.cpp
index b4c21564c7..eb2d285997 100644
--- a/src/plugins/qmldesigner/designercore/model/modelnode.cpp
+++ b/src/plugins/qmldesigner/designercore/model/modelnode.cpp
@@ -93,7 +93,25 @@ ModelNode::ModelNode(const ModelNode &modelNode, AbstractView *view)
       m_model(modelNode.model()),
       m_view(view)
 {
+}
+
+ModelNode::ModelNode(ModelNode &&other)
+    : m_internalNode(std::move(other.m_internalNode))
+    , m_model(std::move(other.m_model))
+    , m_view(std::move(other.m_view))
+{
+    other.m_model = {};
+    other.m_view = {};
+}
 
+ModelNode &ModelNode::operator=(ModelNode &&other)
+{
+    ModelNode newNode;
+
+    swap(other, newNode);
+    swap(*this, newNode);
+
+    return *this;
 }
 
 /*! \brief contructs a invalid model node
@@ -103,7 +121,6 @@ ModelNode::ModelNode(const ModelNode &modelNode, AbstractView *view)
 ModelNode::ModelNode():
         m_internalNode(new InternalNode)
 {
-
 }
 
 ModelNode::ModelNode(const ModelNode &other) = default;