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// file : xsde/cxx/ro-string.hxx
// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#ifndef XSDE_CXX_RO_STRING_HXX
#define XSDE_CXX_RO_STRING_HXX
#include <xsde/cxx/config.hxx>
#include <stddef.h> // size_t
#ifdef XSDE_STL
# include <string>
#endif
#ifdef XSDE_IOSTREAM
# include <iosfwd>
#endif
#include <xsde/cxx/string.hxx>
namespace xsde
{
namespace cxx
{
// Read-only string.
//
struct ro_string
{
typedef size_t size_type;
static const size_t npos;
public:
ro_string ();
ro_string (const char*);
ro_string (const char*, size_t);
ro_string (const string&);
#ifdef XSDE_STL
ro_string (const std::string&);
operator std::string () const;
#endif
private:
ro_string (const ro_string&);
ro_string&
operator= (const ro_string&);
public:
// The returned string is not necessarily terminated with '\0'.
// If size() returns 0, the returned pointer may be 0.
//
const char*
data () const;
size_t
size () const;
size_t
length () const;
public:
bool
empty () const;
char
operator[] (size_t) const;
public:
void
assign (const char*);
void
assign (const char*, size_t);
void
assign (const ro_string&);
void
assign (const string&);
#ifdef XSDE_STL
void
assign (const std::string&);
#endif
public:
int
compare (const ro_string&) const;
int
compare (const char*) const;
int
compare (const char*, size_t) const;
int
compare (const string&) const;
#ifdef XSDE_STL
int
compare (const std::string&) const;
#endif
public:
size_t
find (char, size_t pos = 0) const;
private:
const char* data_;
size_t size_;
};
// operator ==
//
bool
operator== (const ro_string&, const ro_string&);
bool
operator== (const ro_string&, const char*);
bool
operator== (const char*, const ro_string&);
bool
operator== (const ro_string&, const string&);
bool
operator== (const string&, const ro_string&);
#ifdef XSDE_STL
bool
operator== (const ro_string&, const std::string&);
bool
operator== (const std::string&, const ro_string&);
#endif
// operator !=
//
bool
operator!= (const ro_string&, const ro_string&);
bool
operator!= (const ro_string&, const char*);
bool
operator!= (const char*, const ro_string&);
bool
operator!= (const ro_string&, const string&);
bool
operator!= (const string&, const ro_string&);
#ifdef XSDE_STL
bool
operator!= (const ro_string&, const std::string&);
bool
operator!= (const std::string&, const ro_string&);
#endif
// operator <
//
bool
operator< (const ro_string&, const ro_string&);
bool
operator< (const ro_string&, const char*);
bool
operator< (const char*, const ro_string&);
#ifdef XSDE_STL
bool
operator< (const ro_string&, const std::string&);
bool
operator< (const std::string&, const ro_string&);
#endif
// operator >
//
bool
operator> (const ro_string&, const ro_string&);
bool
operator> (const ro_string&, const char*);
bool
operator> (const char*, const ro_string&);
#ifdef XSDE_STL
bool
operator> (const ro_string&, const std::string&);
bool
operator> (const std::string&, const ro_string&);
#endif
// operator <=
//
bool
operator<= (const ro_string&, const ro_string&);
bool
operator<= (const ro_string&, const char*);
bool
operator<= (const char*, const ro_string&);
#ifdef XSDE_STL
bool
operator<= (const ro_string&, const std::string&);
bool
operator<= (const std::string&, const ro_string&);
#endif
// operator>=
//
bool
operator>= (const ro_string&, const ro_string&);
bool
operator>= (const ro_string&, const char*);
bool
operator>= (const char*, const ro_string&);
#ifdef XSDE_STL
bool
operator>= (const ro_string&, const std::string&);
bool
operator>= (const std::string&, const ro_string&);
#endif
// operator +=
//
#ifdef XSDE_STL
std::string&
operator+= (std::string&, const ro_string&);
#endif
// operator <<
//
#ifdef XSDE_IOSTREAM
std::ostream&
operator<< (std::ostream&, const ro_string&);
#endif
// Trim leading and trailing XML whitespaces. Return the new
// string size.
//
size_t
trim_left (ro_string&);
size_t
trim_right (ro_string&);
size_t
trim (ro_string&);
}
}
#include <xsde/cxx/ro-string.ixx>
#endif // XSDE_CXX_RO_STRING_HXX
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