public void Visit(ControlUnit node)
{
YesnoWrapper evaluatedResult = (YesnoWrapper)ReferenceTables.GetValueOrNull(node.Expression);
_parentExpressionDidNotEvaluate = !evaluatedResult.ToBool();
if (node.ConditionTrueBlock != null)
{
node.ConditionTrueBlock.Accept(this);
}
_parentExpressionDidNotEvaluate = false;
if (node.ConditionFalseBlock != null)
{
node.ConditionFalseBlock.Accept(this);
}
}
public void Visit(StatementUnit node)
{
ITerminalWrapper evaluatedResult = ReferenceTables.GetValueOrNull(node.Expression);
node.Value = evaluatedResult;
WidgetBase unitWrapper = _widgetFactory.GetWidget(node);
unitWrapper.Visibility = _parentExpressionDidNotEvaluate ? Visibility.Collapsed : Visibility.Visible;
int index = _elementsToDisplay.ToList().FindIndex(elem => elem.Unit.Identifier == unitWrapper.Unit.Identifier);
if (index < 0)
{
_elementsToDisplay.Add(unitWrapper);
}
else
{
_elementsToDisplay[index].Visibility = unitWrapper.Visibility;
}
}
