#define wxUSE_LONGLONG_NATIVE 0
#endif
- class WXDLLIMPEXP_BASE wxLongLongWx;
- class WXDLLIMPEXP_BASE wxULongLongWx;
+ class WXDLLIMPEXP_FWD_BASE wxLongLongWx;
+ class WXDLLIMPEXP_FWD_BASE wxULongLongWx;
#if defined(__VISUALC__) && !defined(__WIN32__)
#define wxLongLong wxLongLongWx
#define wxULongLong wxULongLongWx
#ifndef wxUSE_LONGLONG_WX
#define wxUSE_LONGLONG_WX 0
- class WXDLLIMPEXP_BASE wxLongLongNative;
- class WXDLLIMPEXP_BASE wxULongLongNative;
+ class WXDLLIMPEXP_FWD_BASE wxLongLongNative;
+ class WXDLLIMPEXP_FWD_BASE wxULongLongNative;
typedef wxLongLongNative wxLongLong;
typedef wxULongLongNative wxULongLong;
#endif
// from long long
wxLongLongNative(wxLongLong_t ll) : m_ll(ll) { }
// from 2 longs
- wxLongLongNative(long hi, unsigned long lo) : m_ll(0)
+ wxLongLongNative(wxInt32 hi, wxUint32 lo)
{
- // assign first to avoid precision loss!
+ // cast to wxLongLong_t first to avoid precision loss!
m_ll = ((wxLongLong_t) hi) << 32;
m_ll |= (wxLongLong_t) lo;
}
// accessors
// get high part
- long GetHi() const
- { return wx_truncate_cast(long, m_ll >> 32); }
+ wxInt32 GetHi() const
+ { return wx_truncate_cast(wxInt32, m_ll >> 32); }
// get low part
- unsigned long GetLo() const
- { return wx_truncate_cast(unsigned long, m_ll); }
+ wxUint32 GetLo() const
+ { return wx_truncate_cast(wxUint32, m_ll); }
// get absolute value
wxLongLongNative Abs() const { return wxLongLongNative(*this).Abs(); }
long ToLong() const
{
wxASSERT_MSG( (m_ll >= LONG_MIN) && (m_ll <= LONG_MAX),
- _T("wxLongLong to long conversion loss of precision") );
+ wxT("wxLongLong to long conversion loss of precision") );
return wx_truncate_cast(long, m_ll);
}
// from long long
wxULongLongNative(wxULongLong_t ll) : m_ll(ll) { }
// from 2 longs
- wxULongLongNative(unsigned long hi, unsigned long lo) : m_ll(0)
+ wxULongLongNative(wxUint32 hi, wxUint32 lo) : m_ll(0)
{
- // assign first to avoid precision loss!
+ // cast to wxLongLong_t first to avoid precision loss!
m_ll = ((wxULongLong_t) hi) << 32;
m_ll |= (wxULongLong_t) lo;
}
// accessors
// get high part
- unsigned long GetHi() const
- { return wx_truncate_cast(unsigned long, m_ll >> 32); }
+ wxUint32 GetHi() const
+ { return wx_truncate_cast(wxUint32, m_ll >> 32); }
// get low part
- unsigned long GetLo() const
- { return wx_truncate_cast(unsigned long, m_ll); }
+ wxUint32 GetLo() const
+ { return wx_truncate_cast(wxUint32, m_ll); }
// convert to native ulong long
wxULongLong_t GetValue() const { return m_ll; }
// convert to ulong with range checking in debug mode (only!)
unsigned long ToULong() const
{
- wxASSERT_MSG( m_ll <= LONG_MAX,
- _T("wxULongLong to long conversion loss of precision") );
+ wxASSERT_MSG( m_ll <= ULONG_MAX,
+ wxT("wxULongLong to long conversion loss of precision") );
return wx_truncate_cast(unsigned long, m_ll);
}
// convert to double
+ //
+ // For some completely obscure reasons compiling the cast below with
+ // VC6 in DLL builds only (!) results in "error C2520: conversion from
+ // unsigned __int64 to double not implemented, use signed __int64" so
+ // we must use a different version for that compiler.
+#ifdef __VISUALC6__
+ double ToDouble() const;
+#else
double ToDouble() const { return wx_truncate_cast(double, m_ll); }
+#endif
// operations
// addition
long ToLong() const
{
wxASSERT_MSG( (m_hi == 0l) || (m_hi == -1l),
- _T("wxLongLong to long conversion loss of precision") );
+ wxT("wxLongLong to long conversion loss of precision") );
return (long)m_lo;
}
unsigned long ToULong() const
{
wxASSERT_MSG( m_hi == 0ul,
- _T("wxULongLong to long conversion loss of precision") );
+ wxT("wxULongLong to long conversion loss of precision") );
return (unsigned long)m_lo;
}
#endif
+// ----------------------------------------------------------------------------
+// Specialize numeric_limits<> for our long long wrapper classes.
+// ----------------------------------------------------------------------------
+
+#if wxUSE_LONGLONG_NATIVE
+
+// VC6 is known to not have __int64 specializations of numeric_limits<> in its
+// <limits> anyhow so don't bother including it, especially as it results in
+// tons of warnings because the standard header itself uses obsolete template
+// specialization syntax.
+#ifndef __VISUALC6__
+
+#include <limits>
+
+namespace std
+{
+
+#ifdef __clang__
+ // libstdc++ (used by Clang) uses struct for numeric_limits; unlike gcc, clang
+ // warns about this
+ template<> struct numeric_limits<wxLongLong> : public numeric_limits<wxLongLong_t> {};
+ template<> struct numeric_limits<wxULongLong> : public numeric_limits<wxULongLong_t> {};
+#else
+ template<> class numeric_limits<wxLongLong> : public numeric_limits<wxLongLong_t> {};
+ template<> class numeric_limits<wxULongLong> : public numeric_limits<wxULongLong_t> {};
+#endif
+
+} // namespace std
+
+#endif // !VC6
+
+#endif // wxUSE_LONGLONG_NATIVE
+
+// ----------------------------------------------------------------------------
+// Specialize wxArgNormalizer to allow using wxLongLong directly with wx pseudo
+// vararg functions.
+// ----------------------------------------------------------------------------
+
+// Notice that this must be done here and not in wx/strvararg.h itself because
+// we can't include wx/longlong.h from there as this header itself includes
+// wx/string.h which includes wx/strvararg.h too, so to avoid the circular
+// dependencies we can only do it here (or add another header just for this but
+// it doesn't seem necessary).
+#include "wx/strvararg.h"
+
+template<>
+struct WXDLLIMPEXP_BASE wxArgNormalizer<wxLongLong>
+{
+ wxArgNormalizer(wxLongLong value,
+ const wxFormatString *fmt, unsigned index)
+ : m_value(value)
+ {
+ wxASSERT_ARG_TYPE( fmt, index, wxFormatString::Arg_LongLongInt );
+ }
+
+ wxLongLong_t get() const { return m_value.GetValue(); }
+
+ wxLongLong m_value;
+};
+
#endif // wxUSE_LONGLONG
#endif // _WX_LONGLONG_H
projects / wxWidgets.git / blobdiff