Amebis/wxWidgets
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don't write the strings to the stream one char at a time, it's *horribly* slow

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16150 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2002-07-12 18:14:39 +00:00
parent b23e843b99
commit 20ea6894a2
1 changed files with 29 additions and 21 deletions
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50
src/common/txtstrm.cpp
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@@ -412,33 +412,41 @@ void wxTextOutputStream::WriteDouble(double d)
void wxTextOutputStream::WriteString(const wxString& string) void wxTextOutputStream::WriteString(const wxString& string)
{ {
for (size_t i = 0; i < string.Len(); i++) size_t len = string.length();
wxString out;
out.reserve(len);
for ( size_t i = 0; i < len; i++ )
{ {
wxChar c = string[i]; const wxChar c = string[i];
if (c == wxT('\n')) if ( c == wxT('\n') )
{ {
if (m_mode == wxEOL_DOS) switch ( m_mode )
{ {
c = wxT('\r'); case wxEOL_DOS:
m_output.Write( (const void*)(&c), sizeof(wxChar) ); out << _T("\r\n");
c = wxT('\n'); continue;
m_output.Write( (const void*)(&c), sizeof(wxChar) );
} else case wxEOL_MAC:
if (m_mode == wxEOL_MAC) out << _T('\r');
{ continue;
c = wxT('\r');
m_output.Write( (const void*)(&c), sizeof(wxChar) ); default:
} else wxFAIL_MSG( _T("unknown EOL mode in wxTextOutputStream") );
{ // fall through
c = wxT('\n');
m_output.Write( (const void*)(&c), sizeof(wxChar) ); case wxEOL_UNIX:
// don't treat '\n' specially
;
} }
} }
else
{ out << c;
m_output.Write( (const void*)(&c), sizeof(wxChar) );
}
} }
// NB: we don't need to write the trailing NUL here
m_output.Write(out.c_str(), out.length() * sizeof(wxChar));
} }
wxTextOutputStream& wxTextOutputStream::operator<<(const wxChar *string) wxTextOutputStream& wxTextOutputStream::operator<<(const wxChar *string)