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exception.h
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exception.h
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#ifndef _rtech1_exception_12345_h
#define _rtech1_exception_12345_h
#include <string>
#include <exception>
namespace Exception{
/* Base class for all exceptions */
class Base: public std::exception {
public:
Base(const std::string & file, int line);
Base(const std::string & file, int line, const Base & nested);
Base(const Base & copy);
/* if we use operator= then we get a bunch of warnings from gcc */
virtual void set(const Base & nested);
virtual void throwSelf() const {
throw *this;
}
virtual Base * copy() const;
const std::string getTrace() const;
virtual ~Base() throw ();
protected:
virtual const std::string getReason() const;
std::string file;
int line;
Base * nested;
};
/* This exception is thrown when the user wants to return to the previous menu or
* whatever from some menu or the game by through some abnormal means (like
* pressing ESC). If there is an "exit" button in the menu then usually you shouldn't
* throw this exception, just return as normal.
*/
class Return: public Base {
public:
Return(const std::string & file, int line);
Return(const std::string & file, int line, const Base & nested);
virtual ~Return() throw();
virtual void throwSelf() const;
protected:
virtual Base * copy() const;
};
/* try to quit out of a menu or something. Maybe this should derive from
* MenuException?
*/
class Quit: public Base {
public:
Quit(const std::string & file, int line);
Quit(const std::string & file, int line, const Base & nested);
virtual ~Quit() throw();
virtual void throwSelf() const;
protected:
virtual Base * copy() const;
};
class FontException: public Base {
public:
FontException(const std::string & file, int line, const std::string & reason);
FontException(const std::string & file, int line, const Base & nested, const std::string & reason);
virtual ~FontException() throw();
virtual void throwSelf() const;
protected:
virtual const std::string getReason() const;
virtual Base * copy() const;
std::string reason;
};
}
#endif

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