blocxx

Bool.hpp

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00032 
00033 
00039 #ifndef BLOCXX_BOOL_HPP_INCLUDE_GUARD_
00040 #define BLOCXX_BOOL_HPP_INCLUDE_GUARD_
00041 #include "blocxx/BLOCXX_config.h"
00042 #include "blocxx/CommonFwd.hpp"
00043 #include <iosfwd>
00044 
00045 namespace BLOCXX_NAMESPACE
00046 {
00047 
00056 class BLOCXX_COMMON_API Bool
00057 {
00058 public:
00059       
00063    Bool() : m_val(false) {}
00068    Bool(bool val) : m_val(val) {}
00073    Bool(const Bool& arg) : m_val(arg.m_val) {}
00079    Bool& operator= (const Bool& arg) { m_val = arg.m_val; return *this; }
00086    bool operator== (const bool arg) const { return m_val == arg; }
00093    bool operator== (const Bool& arg) const { return m_val == arg.m_val; }
00100    bool operator!= (const bool arg) const { return m_val != arg; }
00107    bool operator!= (const Bool& arg) const { return m_val != arg.m_val; }
00111    operator bool() const { return m_val; }
00116    bool operator !() const { return !m_val; }
00121    String toString() const;
00126    void writeObject(std::streambuf & ostrm) const;
00131    void readObject(std::streambuf & istrm);
00138    friend bool operator< (const Bool& b1, const Bool& b2)
00139    {
00140       return b1.m_val < b2.m_val;
00141    }
00148    friend bool operator!=(bool b1, Bool b2)
00149    {
00150       return b1 != b2.m_val;
00151    }
00152 private:
00153    // These are private/unimplemented to help prevent unintended errors of
00154    // passing a pointer to the constructor.
00155    Bool(const void*);
00156    Bool(void*);
00157    Bool(volatile const void*);
00158    Bool(volatile void*);
00159    bool m_val;
00160 };
00161 BLOCXX_EXPORT_TEMPLATE(BLOCXX_COMMON_API, Array, Bool);
00162 
00169 BLOCXX_COMMON_API std::ostream& operator << (std::ostream& ostrm, const Bool& arg);
00170 
00171 } // end namespace BLOCXX_NAMESPACE
00172 
00173 #endif