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supressed error messages when wxCSConv cannot find registry key and/or value when looking for charset information

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10113 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2001-05-10 16:41:58 +00:00
parent aa50e893ee
commit 5ce0e4ac06
1 changed files with 13 additions and 10 deletions
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23
src/common/strconv.cpp
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@ -369,20 +369,23 @@ static long CharsetToCodepage(const wxChar *name)
wxString cn(name);
do {
wxString path( wxT("MIME\\Database\\Charset\\") );
wxString path(wxT("MIME\\Database\\Charset\\"));
path += cn;
wxRegKey key( wxRegKey::HKCR, path );
wxRegKey key(wxRegKey::HKCR, path);
/* two cases: either there's an AliasForCharset string,
* or there are Codepage and InternetEncoding dwords.
* The InternetEncoding gives us the actual encoding,
* the Codepage just says which Windows character set to
* use when displaying the data.
*/
if (key.QueryValue( wxT("InternetEncoding"), &CP )) break;
if (!key.Exists()) continue;
// two cases: either there's an AliasForCharset string,
// or there are Codepage and InternetEncoding dwords.
// The InternetEncoding gives us the actual encoding,
// the Codepage just says which Windows character set to
// use when displaying the data.
if (key.HasValue(wxT("InternetEncoding")) &&
key.QueryValue(wxT("InternetEncoding"), &CP)) break;
// no encoding, see if it's an alias
if (!key.QueryValue( wxT("AliasForCharset"), cn )) break;
if (!key.HasValue(wxT("AliasForCharset")) ||
!key.QueryValue(wxT("AliasForCharset"), cn)) break;
} while (1);
return CP;