void
LagrangianAttributes::SetFromNode(DataNode *parentNode)
{
    if(parentNode == 0)
        return;

    DataNode *searchNode = parentNode->GetNode("LagrangianAttributes");
    if(searchNode == 0)
        return;

    DataNode *node;
    if((node = searchNode->GetNode("seedPoint")) != 0)
        SetSeedPoint(node->AsDoubleArray());
    if((node = searchNode->GetNode("numSteps")) != 0)
        SetNumSteps(node->AsInt());
    if((node = searchNode->GetNode("XAxisSample")) != 0)
    {
        // Allow enums to be int or string in the config file
        if(node->GetNodeType() == INT_NODE)
        {
            int ival = node->AsInt();
            if(ival >= 0 && ival < 6)
                SetXAxisSample(sampleType(ival));
        }
        else if(node->GetNodeType() == STRING_NODE)
        {
            sampleType value;
            if(sampleType_FromString(node->AsString(), value))
                SetXAxisSample(value);
        }
    }
    if((node = searchNode->GetNode("YAxisSample")) != 0)
    {
        // Allow enums to be int or string in the config file
        if(node->GetNodeType() == INT_NODE)
        {
            int ival = node->AsInt();
            if(ival >= 0 && ival < 6)
                SetYAxisSample(sampleType(ival));
        }
        else if(node->GetNodeType() == STRING_NODE)
        {
            sampleType value;
            if(sampleType_FromString(node->AsString(), value))
                SetYAxisSample(value);
        }
    }
    if((node = searchNode->GetNode("variable")) != 0)
        SetVariable(node->AsString());
}
LRESULT CKCBusyProgressCtrl::OnSetNumSteps(WPARAM wParam, LPARAM /*lParam*/)
{
    SetNumSteps((int)wParam);
    Invalidate();
    return 0;
}