removed wxEncodingConverter from docs where wxMBConv should be mentioned instead
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18884 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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@@ -5,9 +5,20 @@
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\section{\class{wxEncodingConverter}}\label{wxencodingconverter}
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\section{\class{wxEncodingConverter}}\label{wxencodingconverter}
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This class is capable of converting strings between any two
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This class is capable of converting strings between two
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8-bit encodings/charsets. It can also convert from/to Unicode (but only
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8-bit encodings/charsets. It can also convert from/to Unicode (but only
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if you compiled wxWindows with wxUSE\_WCHAR\_T set to 1).
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if you compiled wxWindows with wxUSE\_WCHAR\_T set to 1). Only limited subset
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of encodings in supported by wxEncodingConverter:
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{\tt wxFONTENCODING\_ISO8859\_1..15}, {\tt wxFONTENCODING\_CP1250..1257} and
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{\tt wxFONTENCODING\_KOI8}.
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\wxheading{Note}
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Please use \helpref{wxMBConv classes}{mbconvclasses} instead
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if possible. \helpref{wxCSConv}{wxcsconv} has much better support for various
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encodings than wxEncodingConverter. wxEncodingConverter is useful only
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if you rely on {\tt wxCONVERT\_SUBSTITUTE} mode of operation (see
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\helpref{Init}{wxencodingconverterinit}).
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\wxheading{Derived from}
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\wxheading{Derived from}
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@@ -23,14 +23,14 @@ and "interactive" is false or user denied to choose any replacement),
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the class queries \helpref{wxEncodingConverter}{wxencodingconverter}
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the class queries \helpref{wxEncodingConverter}{wxencodingconverter}
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for "equivalent" encodings (e.g. iso8859-2 and cp1250) and tries them.
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for "equivalent" encodings (e.g. iso8859-2 and cp1250) and tries them.
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\wxheading{Using wxFontMapper in conjunction with wxEncodingConverter}
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\wxheading{Using wxFontMapper in conjunction with wxMBConv classes}
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If you need to display text in encoding which is not available at
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If you need to display text in encoding which is not available at
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host system (see \helpref{IsEncodingAvailable}{wxfontmapperisencodingavailable}),
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host system (see \helpref{IsEncodingAvailable}{wxfontmapperisencodingavailable}),
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you may use these two classes to find font in some similar encoding
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you may use these two classes to find font in some similar encoding
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(see \helpref{GetAltForEncoding}{wxfontmappergetaltforencoding})
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(see \helpref{GetAltForEncoding}{wxfontmappergetaltforencoding})
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and convert the text to this encoding
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and convert the text to this encoding
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(\helpref{wxEncodingConverter::Convert}{wxencodingconverterconvert}).
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(\helpref{wxMBConv classes}{mbconvclasses}).
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Following code snippet demonstrates it:
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Following code snippet demonstrates it:
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@@ -41,11 +41,9 @@ if (!wxFontMapper::Get()->IsEncodingAvailable(enc, facename))
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if (wxFontMapper::Get()->GetAltForEncoding(enc, &alternative,
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if (wxFontMapper::Get()->GetAltForEncoding(enc, &alternative,
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facename, false))
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facename, false))
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{
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{
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wxEncodingConverter encconv;
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wxCSConv convFrom(wxFontMapper::Get()->GetEncodingName(enc));
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if (!encconv.Init(enc, alternative))
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wxCSConv convTo(wxFontMapper::Get()->GetEncodingName(alternative));
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...failure...
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text = wxString(text.mb_str(convFrom), convTo);
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else
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text = encconv.Convert(text);
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}
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}
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else
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else
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...failure (or we may try iso8859-1/7bit ASCII)...
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...failure (or we may try iso8859-1/7bit ASCII)...
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@@ -90,24 +90,22 @@ user's operating system. This is default behaviour of the
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\wxheading{Font mapping}
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\wxheading{Font mapping}
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You can use \helpref{wxEncodingConverter}{wxencodingconverter} and
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You can use \helpref{wxMBConv classes}{mbconvclasses} and
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\helpref{wxFontMapper}{wxfontmapper} to display text:
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\helpref{wxFontMapper}{wxfontmapper} to display text:
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\begin{verbatim}
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\begin{verbatim}
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if (!wxFontMapper::Get()->IsEncodingAvailable(enc, facename))
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if (!wxFontMapper::Get()->IsEncodingAvailable(enc, facename))
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{
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{
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wxFontEncoding alternative;
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wxFontEncoding alternative;
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if (wxTheFontMapper->GetAltForEncoding(enc, &alternative,
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if (wxFontMapper::Get()->GetAltForEncoding(enc, &alternative,
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facename, false))
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facename, false))
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{
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{
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wxEncodingConverted encconv;
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wxCSConv convFrom(wxFontMapper::Get()->GetEncodingName(enc));
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if (!encconv.Init(enc, alternative))
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wxCSConv convTo(wxFontMapper::Get()->GetEncodingName(alternative));
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...failure...
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text = wxString(text.mb_str(convFrom), convTo);
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else
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text = encconv.Convert(text);
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}
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}
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else
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else
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...failure...
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...failure (or we may try iso8859-1/7bit ASCII)...
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}
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}
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...display text...
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...display text...
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\end{verbatim}
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\end{verbatim}
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@@ -115,8 +113,10 @@ if (!wxFontMapper::Get()->IsEncodingAvailable(enc, facename))
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\wxheading{Converting data}
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\wxheading{Converting data}
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You may want to store all program data (created documents etc.) in
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You may want to store all program data (created documents etc.) in
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the same encoding, let's say windows1250. Obviously, the best way would
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the same encoding, let's say {\tt utf-8}. You can use
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be to use \helpref{wxEncodingConverter}{wxencodingconverter}.
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\helpref{wxCSConv}{wxcsconv} class to convert data to encoding used by the
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system your application is running on (see
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\helpref{wxLocale::GetSystemEncoding}{wxlocalegetsystemencoding}).
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\wxheading{Help files}
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\wxheading{Help files}
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@@ -182,7 +182,7 @@ compile your program in ANSI mode you can still define {\tt wxUSE\_WCHAR\_T}
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to get some limited support for {\tt wchar\_t} type.
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to get some limited support for {\tt wchar\_t} type.
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This will allow your program to perform conversions between Unicode strings and
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This will allow your program to perform conversions between Unicode strings and
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ANSI ones (\helpref{wxEncodingConverter}{wxencodingconverter} depends on this
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ANSI ones (using \helpref{wxMBConv classes}{mbconvclasses})
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partially) and construct wxString objects from Unicode strings (presumably read
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and construct wxString objects from Unicode strings (presumably read
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from some external file or elsewhere).
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from some external file or elsewhere).
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