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minor Unicode overview corrections

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53623 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2008-05-17 21:24:43 +00:00
parent d1e5be0ec6
commit f99af6c052
1 changed files with 7 additions and 6 deletions
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13
docs/doxygen/overviews/unicode.h
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@ -101,11 +101,12 @@ in the current locale encoding, so writing
wxMessageBox("Salut à toi!");
@endcode
wouldn't work if the encoding used on the user system is incompatible with
ISO-8859-1. In particular, the most common encoding used under modern Unix
systems is UTF-8 and as the string above is not a valid UTF-8 byte sequence,
nothing would be displayed at all in this case. Thus it is important to never
use 8 bit characters directly in the program source but use wide strings or,
alternatively, write
ISO-8859-1 (or even if the sources were compiled under different locale
in the case of gcc). In particular, the most common encoding used under
modern Unix systems is UTF-8 and as the string above is not a valid UTF-8 byte
sequence, nothing would be displayed at all in this case. Thus it is important
to never use 8 bit characters directly in the program source but use wide
strings or, alternatively, write
@code
wxMessageBox(wxString::FromUTF8("Salut \xc3\xa0 toi!"));
@endcode
@ -170,7 +171,7 @@ problems:
of @c c_str(), it is not needed at all with wxWidgets functions)
- Compatible with wxWidgets 2.8: @code wxPrintf("Hello, %s", s.c_str()) @endcode
- Using an explicit conversion to narrow, multibyte, string:
@code printf("Hello, %s", s.mb_str()) @endcode
@code printf("Hello, %s", (const char *)s.mb_str()) @endcode
- Using a cast to force the issue (listed only for completeness):
@code printf("Hello, %s", (const char *)s.c_str()) @endcode