std::unique_ptr<NodeExecutor> NodeTree::createNodeExecutor(bool withInit)
{
if(_executeListDirty)
prepareList();
return std::unique_ptr<NodeExecutor>(new NodeExecutorImpl{this, withInit});
}
QTodoLists::QTodoLists(QWidget* parent) : QListView(parent)
{
connect(this,SIGNAL(contextMenuRequested(QListViewItem * , const QPoint & , int )),this,SLOT(contextMenu(QListViewItem * , const QPoint & , int )));
connect(this,SIGNAL(selectionChanged()),this,SLOT(listChange()));
connect(this,SIGNAL(listChanged()),this,SLOT(prepareList()));
current = 0;
}
void NodeTree::execute(bool withInit)
{
if(_executeListDirty)
prepareList();
NodeSocketTracer tracer;
NodeSocketReader reader(this, tracer);
NodeSocketWriter writer(tracer);
// Traverse through just-built exec list and process each node
for(NodeID nodeID : _executeList)
{
Node& node = _nodes[nodeID];
tracer.setNode(nodeID);
reader.setNode(nodeID, node.numInputSockets());
try
{
if(withInit && _nodes[nodeID].flag(ENodeFlags::StateNode))
{
// Try to restart node internal state if any
if(!node.restart())
{
throw ExecutionError{node.nodeName(), nodeTypeName(nodeID),
"Error during node state restart"};
}
}
ExecutionStatus ret = node.execute(reader, writer);
switch (ret.status)
{
case EStatus::Tag:
// Tag for next execution
tagNode(nodeID);
break;
case EStatus::Error:
// If node reported an error
tagNode(nodeID);
throw ExecutionError{node.nodeName(), nodeTypeName(nodeID),
ret.message};
break;
case EStatus::Ok:
default:
break;
}
}
catch(...)
{
handleException(nodeID, tracer);
}
}
_executeListDirty = true;
}
