2022-03-05 22:41:29 +05:00

51 lines
1.3 KiB
C++

/* This file is part of the dbusmenu-qt library
SPDX-FileCopyrightText: 2010 Canonical
SPDX-FileContributor: Aurelien Gateau <aurelien.gateau@canonical.com>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "utils_p.h"
// Qt
#include <QString>
QString swapMnemonicChar(const QString &in, const char src, const char dst)
{
QString out;
bool mnemonicFound = false;
for (int pos = 0; pos < in.length();) {
QChar ch = in[pos];
if (ch == src) {
if (pos == in.length() - 1) {
// 'src' at the end of string, skip it
++pos;
} else {
if (in[pos + 1] == src) {
// A real 'src'
out += src;
pos += 2;
} else if (!mnemonicFound) {
// We found the mnemonic
mnemonicFound = true;
out += dst;
++pos;
} else {
// We already have a mnemonic, just skip the char
++pos;
}
}
} else if (ch == dst) {
// Escape 'dst'
out += dst;
out += dst;
++pos;
} else {
out += ch;
++pos;
}
}
return out;
}