X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/473464069216bb835735a6c164ee769679a0ab03..95fbecf646470893c0d643757c118a8803a7786c:/include/wx/strvararg.h diff --git a/include/wx/strvararg.h b/include/wx/strvararg.h index ae06ff1e5a..29b4ae041b 100644 --- a/include/wx/strvararg.h +++ b/include/wx/strvararg.h @@ -128,16 +128,16 @@ class WXDLLIMPEXP_BASE wxFormatString { public: wxFormatString(const char *str) - : m_char(wxCharBuffer::CreateNonOwned(str)), m_str(NULL), m_cstr(NULL) {} + : m_char(wxScopedCharBuffer::CreateNonOwned(str)), m_str(NULL), m_cstr(NULL) {} wxFormatString(const wchar_t *str) - : m_wchar(wxWCharBuffer::CreateNonOwned(str)), m_str(NULL), m_cstr(NULL) {} + : m_wchar(wxScopedWCharBuffer::CreateNonOwned(str)), m_str(NULL), m_cstr(NULL) {} wxFormatString(const wxString& str) : m_str(&str), m_cstr(NULL) {} wxFormatString(const wxCStrData& str) : m_str(NULL), m_cstr(&str) {} - wxFormatString(const wxCharBuffer& str) + wxFormatString(const wxScopedCharBuffer& str) : m_char(str), m_str(NULL), m_cstr(NULL) {} - wxFormatString(const wxWCharBuffer& str) + wxFormatString(const wxScopedWCharBuffer& str) : m_wchar(str), m_str(NULL), m_cstr(NULL) {} @@ -154,40 +154,36 @@ public: // n-th variadic argument desired representation ArgumentType GetArgumentType(unsigned n) const; + // returns the value passed to ctor, only converted to wxString, similarly + // to other InputAsXXX() methods + wxString InputAsString() const; + #if !wxUSE_UNICODE_WCHAR operator const char*() const - { return wx_const_cast(wxFormatString*, this)->AsChar(); } + { return const_cast(this)->AsChar(); } private: - // InputAsChar() returns the value converted passed to ctor, only converted + // InputAsChar() returns the value passed to ctor, only converted // to char, while AsChar() takes the the string returned by InputAsChar() // and does format string conversion on it as well (and similarly for // ..AsWChar() below) const char* InputAsChar(); const char* AsChar(); - wxCharBuffer m_convertedChar; + wxScopedCharBuffer m_convertedChar; #endif // !wxUSE_UNICODE_WCHAR #if wxUSE_UNICODE && !wxUSE_UTF8_LOCALE_ONLY public: operator const wchar_t*() const - { return wx_const_cast(wxFormatString*, this)->AsWChar(); } + { return const_cast(this)->AsWChar(); } private: const wchar_t* InputAsWChar(); const wchar_t* AsWChar(); - wxWCharBuffer m_convertedWChar; + wxScopedWCharBuffer m_convertedWChar; #endif // wxUSE_UNICODE && !wxUSE_UTF8_LOCALE_ONLY private: -#ifdef __VISUALC__ - // "struct 'ConvertedBuffer' needs to have dll-interface to be used by - // clients of class 'wxString'" - this is private, we don't care - #pragma warning (disable:4251) -#endif - wxCharBuffer m_char; - wxWCharBuffer m_wchar; -#ifdef __VISUALC__ - #pragma warning (default:4251) -#endif + wxScopedCharBuffer m_char; + wxScopedWCharBuffer m_wchar; // NB: we can use a pointer here, because wxFormatString is only used // as function argument, so it has shorter life than the string @@ -195,7 +191,7 @@ private: const wxString * const m_str; const wxCStrData * const m_cstr; - DECLARE_NO_COPY_CLASS(wxFormatString) + wxDECLARE_NO_ASSIGN_CLASS(wxFormatString); }; // these two helper classes are used to find wxFormatString argument among fixed @@ -217,18 +213,48 @@ struct wxFormatStringArgument }; template -inline wxFormatStringArgument wxFindFormatStringArgument(T WXUNUSED(arg)) +struct wxFormatStringArgumentFinder { - // by default, arguments are not format strings, so return "not found" - return wxFormatStringArgument(); -} + static wxFormatStringArgument find(T) + { + // by default, arguments are not format strings, so return "not found" + return wxFormatStringArgument(); + } +}; -inline wxFormatStringArgument -wxFindFormatStringArgument(const wxFormatString& arg) +template<> +struct wxFormatStringArgumentFinder { - return wxFormatStringArgument(&arg); + static wxFormatStringArgument find(const wxFormatString& arg) + { return wxFormatStringArgument(&arg); } }; +template<> +struct wxFormatStringArgumentFinder + : public wxFormatStringArgumentFinder {}; + +// avoid passing big objects by value to wxFormatStringArgumentFinder::find() +// (and especially wx[W]CharBuffer with its auto_ptr<> style semantics!): +template<> +struct wxFormatStringArgumentFinder + : public wxFormatStringArgumentFinder {}; + +template<> +struct wxFormatStringArgumentFinder + : public wxFormatStringArgumentFinder {}; + +template<> +struct wxFormatStringArgumentFinder + : public wxFormatStringArgumentFinder {}; + +template<> +struct wxFormatStringArgumentFinder + : public wxFormatStringArgumentFinder {}; + +template<> +struct wxFormatStringArgumentFinder + : public wxFormatStringArgumentFinder {}; + // ---------------------------------------------------------------------------- // wxArgNormalizer* converters @@ -296,7 +322,7 @@ struct wxArgNormalizerWchar : public wxArgNormalizer template struct wxArgNormalizerWithBuffer { - typedef wxCharTypeBuffer CharBuffer; + typedef wxScopedCharTypeBuffer CharBuffer; wxArgNormalizerWithBuffer() {} wxArgNormalizerWithBuffer(const CharBuffer& buf, @@ -391,12 +417,12 @@ struct wxArgNormalizerUtf8 { if ( wxLocaleIsUtf8 ) { - m_value = wxCharBuffer::CreateNonOwned(s); + m_value = wxScopedCharBuffer::CreateNonOwned(s); } else { // convert to widechar string first: - wxWCharBuffer buf(wxConvLibc.cMB2WC(s)); + wxScopedWCharBuffer buf(wxConvLibc.cMB2WC(s)); // then to UTF-8: if ( buf ) @@ -467,6 +493,10 @@ WX_ARG_NORMALIZER_FORWARD(char*, const char*); WX_ARG_NORMALIZER_FORWARD(wchar_t*, const wchar_t*); // versions for passing wx[W]CharBuffer: +WX_ARG_NORMALIZER_FORWARD(wxScopedCharBuffer, const char*); +WX_ARG_NORMALIZER_FORWARD(const wxScopedCharBuffer&, const char*); +WX_ARG_NORMALIZER_FORWARD(wxScopedWCharBuffer, const wchar_t*); +WX_ARG_NORMALIZER_FORWARD(const wxScopedWCharBuffer&, const wchar_t*); WX_ARG_NORMALIZER_FORWARD(wxCharBuffer, const char*); WX_ARG_NORMALIZER_FORWARD(const wxCharBuffer&, const char*); WX_ARG_NORMALIZER_FORWARD(wxWCharBuffer, const wchar_t*); @@ -550,7 +580,7 @@ struct wxArgNormalizerNarrowChar // FIXME-UTF8: which one is better default in absence of fmt string // (i.e. when used like e.g. Foo("foo", "bar", 'c', NULL)? if ( !fmt || fmt->GetArgumentType(index) == wxFormatString::Arg_Char ) - m_value = wxUniChar(value).GetValue(); + m_value = wx_truncate_cast(T, wxUniChar(value).GetValue()); else m_value = value; } @@ -715,6 +745,15 @@ private: #define _WX_VARARG_FIXED_UNUSED_EXPAND_4(t1,t2,t3,t4) \ t1 WXUNUSED(f1), t2 WXUNUSED(f2), t3 WXUNUSED(f3), t4 WXUNUSED(f4) +#define _WX_VARARG_FIXED_TYPEDEFS_1(t1) \ + typedef t1 TF1 +#define _WX_VARARG_FIXED_TYPEDEFS_2(t1,t2) \ + _WX_VARARG_FIXED_TYPEDEFS_1(t1); typedef t2 TF2 +#define _WX_VARARG_FIXED_TYPEDEFS_3(t1,t2,t3) \ + _WX_VARARG_FIXED_TYPEDEFS_2(t1,t2); typedef t3 TF3 +#define _WX_VARARG_FIXED_TYPEDEFS_4(t1,t2,t3,t4) \ + _WX_VARARG_FIXED_TYPEDEFS_3(t1,t2,t3); typedef t4 TF4 + // This macro expands N-items tuple of fixed arguments types into part of // function's declaration. For example, // "_WX_VARARG_FIXED_EXPAND(3, (int, char*, int))" expands into @@ -730,6 +769,14 @@ private: #define _WX_VARARG_FIXED_UNUSED_EXPAND_IMPL(N, args) \ _WX_VARARG_FIXED_UNUSED_EXPAND_##N args +// Declarates typedefs for fixed arguments types; i-th fixed argument types +// will have TFi typedef. +#define _WX_VARARG_FIXED_TYPEDEFS(N, args) \ + _WX_VARARG_FIXED_TYPEDEFS_IMPL(N, args) +#define _WX_VARARG_FIXED_TYPEDEFS_IMPL(N, args) \ + _WX_VARARG_FIXED_TYPEDEFS_##N args + + // This macro calls another macro 'm' passed as second argument 'N' times, // with its only argument set to 1..N, and concatenates the results using // comma as separator. @@ -784,9 +831,11 @@ private: // And the same for fixed arguments, _not_ normalizing it: #define _WX_VARARG_PASS_FIXED(i) f##i -#define _WX_VARARG_FIND_FMT(i) (wxFindFormatStringArgument(f##i)) +#define _WX_VARARG_FIND_FMT(i) \ + (wxFormatStringArgumentFinder::find(f##i)) #define _WX_VARARG_FORMAT_STRING(numfixed, fixed) \ + _WX_VARARG_FIXED_TYPEDEFS(numfixed, fixed); \ const wxFormatString *fmt = \ (_WX_VARARG_JOIN(numfixed, _WX_VARARG_FIND_FMT)) @@ -943,6 +992,8 @@ private: #define _WX_VARARG_WATCOM_UNPACK(N, convfixed) \ _WX_VARARG_WATCOM_UNPACK_##N convfixed +#define _WX_VARARG_PASS_WATCOM(i) a##i + #define _WX_VARARG_WATCOM_WORKAROUND(N, rettype, name, \ convfixed, dummy, numfixed, fixed) \ template<_WX_VARARG_JOIN(N, _WX_VARARG_TEMPL)> \ @@ -950,7 +1001,7 @@ private: _WX_VARARG_JOIN(N, _WX_VARARG_ARG)) \ { \ return name(_WX_VARARG_WATCOM_UNPACK(numfixed, convfixed), \ - _WX_VARARG_JOIN(N, _WX_VARARG_PASS_WCHAR)); \ + _WX_VARARG_JOIN(N, _WX_VARARG_PASS_WATCOM)); \ } #define _WX_VARARG_WATCOM_WORKAROUND_CTOR(N, dummy1, name, \ @@ -960,7 +1011,7 @@ private: _WX_VARARG_JOIN(N, _WX_VARARG_ARG)) \ { \ name(_WX_VARARG_WATCOM_UNPACK(numfixed, convfixed), \ - _WX_VARARG_JOIN(N, _WX_VARARG_PASS_WCHAR)); \ + _WX_VARARG_JOIN(N, _WX_VARARG_PASS_WATCOM)); \ } #endif // __WATCOMC__