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applied patch to fix tooltips charset

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@20171 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2003-04-12 18:40:48 +00:00
parent e624f5ba66
commit 5571f3d3d7
1 changed files with 3 additions and 30 deletions
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33
src/msw/window.cpp
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@ -3183,36 +3183,9 @@ bool wxWindowMSW::HandleTooltipNotify(WXUINT code,
// in Unicode mode this is just what we need
ttText->lpszText = (wxChar *)ttip.c_str();
#else // !Unicode
// in ANSI mode we have to convert the string and put it into the
// provided buffer: be careful not to overrun it
const size_t lenAnsi = ttip.length();
// some compilers (MetroWerks and Cygwin) don't like calling mbstowcs
// with NULL argument
#if defined( __MWERKS__ ) || defined( __CYGWIN__ )
size_t lenUnicode = 2*lenAnsi;
#else
size_t lenUnicode = mbstowcs(NULL, ttip, lenAnsi);
#endif
// using the pointer of right type avoids us doing all sorts of
// pointer arithmetics ourselves
wchar_t *dst = (wchar_t *)ttText->szText,
*pwz = new wchar_t[lenUnicode + 1];
mbstowcs(pwz, ttip, lenAnsi + 1);
// stay inside the buffer (-1 because it must be NUL-terminated)
if ( lenUnicode > WXSIZEOF(ttText->szText) - 1 )
{
lenUnicode = WXSIZEOF(ttText->szText) - 1;
}
memcpy(dst, pwz, lenUnicode*sizeof(wchar_t));
// put the terminating wide NUL
dst[lenUnicode] = L'\0';
delete [] pwz;
MultiByteToWideChar(CP_ACP, 0, ttip, ttip.length()+1,
(wchar_t *)ttText->szText,
sizeof(ttText->szText) / sizeof(wchar_t));
#endif // Unicode/!Unicode
}