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/**
* @file
* @author 2012-2014 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de)
* @copyright Simplified BSD
*
* @cond
* This program is free software: you can redistribute it and/or modify
* it under the terms of the FreeBSD license as published by the FreeBSD
* project.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the FreeBSD license along with this
* program. If not, see <http://www.opensource.org/licenses/bsd-license>.
* @endcond
*/
#ifndef EXECUTABLECONTENT_H_1E028A2D
#define EXECUTABLECONTENT_H_1E028A2D
#include "uscxml/Common.h"
#include <boost/shared_ptr.hpp>
#include <string>
#include <sstream>
#include "DOM/Document.hpp"
namespace uscxml {
class InterpreterImpl;
class USCXML_API ExecutableContentImpl {
public:
ExecutableContentImpl() {};
virtual ~ExecutableContentImpl() {};
virtual boost::shared_ptr<ExecutableContentImpl> create(InterpreterImpl* interpreter) = 0;
virtual void setInterpreter(InterpreterImpl* interpreter) {
_interpreter = interpreter;
}
virtual std::string getLocalName() = 0; ///< The name of the element.
virtual std::string getNamespace() {
return "http://www.w3.org/2005/07/scxml"; ///< The namespace of the element.
}
virtual void enterElement(const Arabica::DOM::Element<std::string>& node) = 0; ///< Invoked when entering the element as part of evaluating executable content.
virtual void exitElement(const Arabica::DOM::Element<std::string>& node) = 0; ///< Invoked when exiting the element as part of evaluating executable content.
virtual bool processChildren() = 0; ///< Whether or not the interpreter should process this elements children.
protected:
InterpreterImpl* _interpreter;
};
class USCXML_API ExecutableContent {
public:
ExecutableContent() : _impl() {}
ExecutableContent(boost::shared_ptr<ExecutableContentImpl> const impl) : _impl(impl) { }
ExecutableContent(const ExecutableContent& other) : _impl(other._impl) { }
virtual ~ExecutableContent() {};
operator bool() const {
return !!_impl;
}
bool operator< (const ExecutableContent& other) const {
return _impl < other._impl;
}
bool operator==(const ExecutableContent& other) const {
return _impl == other._impl;
}
bool operator!=(const ExecutableContent& other) const {
return _impl != other._impl;
}
ExecutableContent& operator= (const ExecutableContent& other) {
_impl = other._impl;
return *this;
}
void setInterpreter(InterpreterImpl* interpreter) {
_impl->setInterpreter(interpreter);
}
std::string getLocalName() {
return _impl->getLocalName();
}
std::string getNamespace() {
return _impl->getNamespace();
}
void enterElement(const Arabica::DOM::Element<std::string>& node) {
return _impl->enterElement(node);
}
void exitElement(const Arabica::DOM::Element<std::string>& node) {
return _impl->exitElement(node);
}
bool processChildren() {
return _impl->processChildren();
}
protected:
boost::shared_ptr<ExecutableContentImpl> _impl;
};
}
#endif /* end of include guard: EXECUTABLECONTENT_H_1E028A2D */
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