SmartPointer<IHandlerActivation> SlaveHandlerService::ActivateHandler(const SmartPointer<IHandlerActivation>& childActivation)
{
const QString commandId = childActivation->GetCommandId();
const IHandler::Pointer handler = childActivation->GetHandler();
const Expression::Pointer childExpression = childActivation->GetExpression();
Expression::Pointer expression = defaultExpression;
if (childExpression.IsNotNull() && defaultExpression.IsNotNull())
{
const AndExpression::Pointer andExpression(new AndExpression());
andExpression->Add(childExpression);
andExpression->Add(defaultExpression);
expression = andExpression;
}
else if (childExpression.IsNotNull())
{
expression = childExpression;
}
const int depth = childActivation->GetDepth() + 1;
const IHandlerActivation::Pointer localActivation(
new HandlerActivation(commandId, handler, expression, depth, this));
return DoActivation(localActivation);
}
NotExpression::NotExpression(Expression::Pointer expression)
{
poco_assert(expression.IsNotNull());
fExpression= expression;
}