QString QmlModelState::name() const
{
if (isBaseState())
return QString();
return modelNode().variantProperty("name").value().toString();
}
/*! \brief Returns if this state affects the specified ModelNode
\return true if this state affects the specifigied ModelNode
*/
bool QmlModelState::affectsModelNode(const ModelNode &node) const
{
if (isBaseState())
return false;
return !stateOperations(node).isEmpty();
}
QmlPropertyChanges QmlModelState::propertyChanges(const ModelNode &node)
{
if (!isBaseState()) {
addChangeSetIfNotExists(node);
foreach (const ModelNode &childNode, modelNode().nodeListProperty("changes").toModelNodeList()) {
//### exception if not valid QmlModelStateOperation
if (QmlPropertyChanges::isValidQmlPropertyChanges(childNode)
&& QmlPropertyChanges(childNode).target().isValid()
&& QmlPropertyChanges(childNode).target() == node)
return QmlPropertyChanges(childNode); //### exception if not valid(childNode);
}
}
bool QmlModelState::hasStateOperation(const ModelNode &node) const
{
//### exception if not valid
if (isBaseState())
return false;
foreach(const QmlModelStateOperation &stateOperation, stateOperations()) {
if (stateOperation.target() == node)
return true;
}
return false;
}
bool QmlModelState::hasPropertyChanges(const ModelNode &node) const
{
//### exception if not valid
if (isBaseState())
return false;
foreach(const QmlPropertyChanges &changeSet, propertyChanges()) {
if (changeSet.target().isValid() && changeSet.target() == node)
return true;
}
return false;
}
void QmlModelState::removePropertyChanges(const ModelNode &node)
{
//### exception if not valid
if (!isValid())
throw new InvalidModelNodeException(__LINE__, __FUNCTION__, __FILE__);
if (isBaseState())
return;
QmlPropertyChanges theChangeSet(propertyChanges(node));
if (theChangeSet.isValid())
theChangeSet.modelNode().destroy();
}
QList<QmlPropertyChanges> QmlModelState::propertyChanges() const
{
//### exception if not valid
QList<QmlPropertyChanges> returnList;
if (isBaseState())
return returnList;
if (!modelNode().hasProperty("changes"))
return returnList;
Q_ASSERT(modelNode().property("changes").isNodeListProperty());
foreach (const ModelNode &childNode, modelNode().nodeListProperty("changes").toModelNodeList()) {
//### exception if not valid QmlModelStateOperation
if (QmlPropertyChanges(childNode).isValid())
returnList.append(QmlPropertyChanges(childNode));
}
return returnList;
}
QList<QmlModelStateOperation> QmlModelState::stateOperations(const ModelNode &node) const
{
QList<QmlModelStateOperation> returnList;
//### exception if not valid
if (isBaseState())
return returnList;
if (!modelNode().hasProperty("changes"))
return returnList;
Q_ASSERT(modelNode().property("changes").isNodeListProperty());
foreach (const ModelNode &childNode, modelNode().nodeListProperty("changes").toModelNodeList()) {
QmlModelStateOperation stateOperation(childNode);
if (stateOperation.isValid()) {
ModelNode targetNode = stateOperation.target();
if (targetNode.isValid()
&& targetNode == node)
returnList.append(stateOperation); //### exception if not valid(childNode);
}
}
return returnList; //not found
}
bool QmlModelState::isValid() const
{
return QmlModelNodeFacade::isValid() &&
modelNode().metaInfo().isValid() &&
(modelNode().metaInfo().isSubclassOf("QtQuick.State", -1, -1) || isBaseState());
}
void QmlModelState::setName(const QString &name)
{
if ((!isBaseState()) && (modelNode().isValid()))
modelNode().variantProperty("name").setValue(name);
}
