goldendict-ng/wstring_qt.cc
yifang b652d50291 optimize: wchar use builtin char32_t
optimize: wchar use builtin char32_t
2022-02-17 22:33:58 +08:00

32 lines
789 B
C++

#include "wstring_qt.hh"
#include <QVector>
namespace gd
{
QString toQString( wstring const & in )
{
return QString::fromStdU32String( in );
}
wstring toWString( QString const & in )
{
QVector< unsigned int > v = in.toUcs4();
// Fix for QString instance which contains non-BMP characters
// Qt will created unexpected null characters may confuse btree indexer.
// Related: https://bugreports.qt-project.org/browse/QTBUG-25536
int n = v.size();
while ( n > 0 && v[ n - 1 ] == 0 ) n--;
if ( n != v.size() )
v.resize( n );
return wstring( ( const wchar * ) v.constData(), v.size() );
}
wstring normalize( const wstring & str )
{
return gd::toWString( gd::toQString( str ).normalized( QString::NormalizationForm_C ) );
}
}