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QmlDesigner: Fix crash on NodeProperty Reparenting

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Task-number: QDS-10645
Change-Id: I67a0fd5618ad020bd83d2e62e9e1f278bd1696f1
Reviewed-by: Qt CI Patch Build Bot <ci_patchbuild_bot@qt.io>
Reviewed-by: Marco Bubke <marco.bubke@qt.io>
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
This commit is contained in:
Aleksei German
2023-09-11 17:27:29 +02:00
parent a94ab799f9
commit 97a312aad3
2 changed files with 24 additions and 20 deletions
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41
src/plugins/qmldesigner/designercore/model/model.cpp
View File

@@ -989,7 +989,8 @@ void ModelPrivate::notifyVariantPropertiesChanged(const InternalNodePointer &nod
}
void ModelPrivate::notifyNodeAboutToBeReparent(const InternalNodePointer &node,
const InternalNodeAbstractProperty *newPropertyParent,
const InternalNodePointer &newParent,
const PropertyName &newPropertyName,
const InternalNodePointer &oldParent,
const PropertyName &oldPropertyName,
AbstractView::PropertyChangeFlags propertyChange)
@@ -998,12 +999,12 @@ void ModelPrivate::notifyNodeAboutToBeReparent(const InternalNodePointer &node,
NodeAbstractProperty newProperty;
NodeAbstractProperty oldProperty;
if (!oldPropertyName.isEmpty() && oldParent->isValid)
if (!oldPropertyName.isEmpty() && oldParent && oldParent->isValid)
oldProperty = NodeAbstractProperty(oldPropertyName, oldParent, m_model, view);
if (newPropertyParent) {
newProperty = NodeAbstractProperty(newPropertyParent->name(),
newPropertyParent->propertyOwner(),
if (!newPropertyName.isEmpty() && newParent && newParent->isValid) {
newProperty = NodeAbstractProperty(newPropertyName,
newParent,
m_model,
view);
}
@@ -1394,6 +1395,22 @@ void ModelPrivate::reparentNode(const InternalNodePointer &parentNode,
const TypeName &dynamicTypeName)
{
AbstractView::PropertyChangeFlags propertyChange = AbstractView::NoAdditionalChanges;
InternalNodeAbstractPropertyPointer oldParentProperty(childNode->parentProperty());
InternalNodePointer oldParentNode;
PropertyName oldParentPropertyName;
if (oldParentProperty && oldParentProperty->isValid()) {
oldParentNode = childNode->parentProperty()->propertyOwner();
oldParentPropertyName = childNode->parentProperty()->name();
}
notifyNodeAboutToBeReparent(childNode,
parentNode,
name,
oldParentNode,
oldParentPropertyName,
propertyChange);
InternalNodeAbstractProperty *newParentProperty = nullptr;
if (auto property = parentNode->property(name)) {
newParentProperty = property->to<PropertyType::Node, PropertyType::NodeList>();
@@ -1406,22 +1423,8 @@ void ModelPrivate::reparentNode(const InternalNodePointer &parentNode,
propertyChange |= AbstractView::PropertiesAdded;
}
InternalNodeAbstractPropertyPointer oldParentProperty(childNode->parentProperty());
InternalNodePointer oldParentNode;
PropertyName oldParentPropertyName;
if (oldParentProperty && oldParentProperty->isValid()) {
oldParentNode = childNode->parentProperty()->propertyOwner();
oldParentPropertyName = childNode->parentProperty()->name();
}
Q_ASSERT(newParentProperty);
notifyNodeAboutToBeReparent(childNode,
newParentProperty,
oldParentNode,
oldParentPropertyName,
propertyChange);
if (newParentProperty) {
childNode->setParentProperty(
newParentProperty->toShared<PropertyType::Node, PropertyType::NodeList>());

3
src/plugins/qmldesigner/designercore/model/model_p.h
View File

@@ -149,7 +149,8 @@ public:
void notifyNodeCreated(const InternalNodePointer &newNode);
void notifyNodeAboutToBeReparent(const InternalNodePointer &node,
const InternalNodeAbstractProperty *newPropertyParent,
const InternalNodePointer &newParent,
const PropertyName &newPropertyName,
const InternalNodePointer &oldParent,
const PropertyName &oldPropertyName,
AbstractView::PropertyChangeFlags propertyChange);