81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
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/*
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Copyright (C) 2021 Srivats P.
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This file is part of "Ostinato"
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This is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#ifndef _ULONGLONG_VALIDATOR_H
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#define _ULONGLONG_VALIDATOR_H
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#include <QValidator>
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class ULongLongValidator : public QValidator
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{
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public:
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ULongLongValidator(QObject *parent = 0)
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: QValidator(parent)
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{
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}
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~ULongLongValidator() {}
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void setRange(qulonglong min, qulonglong max)
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{
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min_ = min;
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max_ = max;
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}
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virtual QValidator::State validate(QString &input, int& /*pos*/) const
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{
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if (input.isEmpty())
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return Intermediate;
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if (input.compare("0x", Qt::CaseInsensitive) == 0)
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return Intermediate;
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bool isOk;
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qulonglong v = input.toULongLong(&isOk, 0);
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//qDebug("input: %s, ok: %d, %llu", qPrintable(input), isOk, v);
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if (!isOk)
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return Invalid;
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if (v > max_)
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return Invalid;
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if (v < min_)
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return Intermediate;
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return Acceptable;
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}
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virtual void fixup(QString &input) const
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{
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int dummyPos = 0;
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State state = validate(input, dummyPos);
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if (state == Acceptable)
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return;
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input.setNum(min_);
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}
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private:
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qulonglong min_{0};
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qulonglong max_{~0ULL};
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};
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#endif
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