/** * \file qstring_helper.cpp * This file is part of LyX, the document processor. * Licence details can be found in the file COPYING. * * \author Dekel Tsur * * Full author contact details are available in file CREDITS. * * A collection of unicode conversion functions, using iconv. */ #include #include "support/qstring_helpers.h" #include "support/debug.h" #include "support/docstring.h" #include "support/qstring_helpers.h" #include #include #include namespace lyx { LyXErr & operator<<(LyXErr & err, QString const & str) { return err << fromqstr(str); } QString toqstr(char const * str) { return QString::fromUtf8(str); } QString toqstr(std::string const & str) { return toqstr(str.c_str()); } QString toqstr(docstring const & ucs4) { // If possible we let qt do the work, since this version does not // need to be superfast. if (ucs4.empty()) return QString(); return QString::fromUcs4((uint const *)ucs4.data(), ucs4.length()); } QString toqstr(char_type ucs4) { union { char_type c; uint i; } u = { ucs4 }; return QString::fromUcs4(&u.i, 1); } docstring qstring_to_ucs4(QString const & qstr) { if (qstr.isEmpty()) return docstring(); QVector const ucs4 = qstr.toUcs4(); return docstring((char_type const *)(ucs4.constData()), ucs4.size()); } std::string fromqstr(QString const & str) { return str.isEmpty() ? std::string() : std::string(str.toUtf8()); } QString charFilterRegExp(QString const & filter) { QString re = ".*"; for (int i = 0; i < filter.length(); ++i) { QChar c = filter[i]; if (c.isLower()) re += "["+ QRegExp::escape(c) + QRegExp::escape(c.toUpper()) + "]"; else re += QRegExp::escape(c); } return re; } QString charFilterRegExpC(QString const & filter) { QString re = "("; for (int i = 0; i < filter.length(); ++i) { QChar c = filter[i]; if (c.isLower()) re += "["+ QRegExp::escape(c) + QRegExp::escape(c.toUpper()) + "]"; else re += QRegExp::escape(c); } return re + ")"; } } // namespace lyx