qlonglongvalidator.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
#include "qlonglongvalidator.h"
 
QT_BEGIN_NAMESPACE
 
using namespace Qt::StringLiterals;
 
namespace qdesigner_internal {
 
// ----------------------------------------------------------------------------
QLongLongValidator::QLongLongValidator(QObject * parent)
    : QValidator(parent),
      b(Q_UINT64_C(0x8000000000000000)), t(Q_UINT64_C(0x7FFFFFFFFFFFFFFF))
{
}
 
QLongLongValidator::QLongLongValidator(qlonglong minimum, qlonglong maximum,
                              QObject * parent)
    : QValidator(parent), b(minimum), t(maximum)
{
}
 
QLongLongValidator::~QLongLongValidator() = default;
 
QValidator::State QLongLongValidator::validate(QString & input, int &) const
{
    if (input.contains(u' '))
        return Invalid;
    if (input.isEmpty() || (b < 0 && input == "-"_L1))
        return Intermediate;
    bool ok;
    qlonglong entered = input.toLongLong(&ok);
    if (!ok || (entered < 0 && b >= 0))
        return Invalid;
    if (entered >= b && entered <= t)
        return Acceptable;
    if (entered >= 0)
        return entered > t ? Invalid : Intermediate;
    return entered < b ? Invalid : Intermediate;
}
 
void QLongLongValidator::setRange(qlonglong bottom, qlonglong top)
{
    b = bottom;
    t = top;
}
 
void QLongLongValidator::setBottom(qlonglong bottom)
{
    setRange(bottom, top());
}
 
void QLongLongValidator::setTop(qlonglong top)
{
    setRange(bottom(), top);
}
 
 
// ----------------------------------------------------------------------------
QULongLongValidator::QULongLongValidator(QObject * parent)
    : QValidator(parent),
      b(0), t(Q_UINT64_C(0xFFFFFFFFFFFFFFFF))
{
}
 
QULongLongValidator::QULongLongValidator(qulonglong minimum, qulonglong maximum,
                              QObject * parent)
    : QValidator(parent), b(minimum), t(maximum)
{
}
 
QULongLongValidator::~QULongLongValidator() = default;
 
QValidator::State QULongLongValidator::validate(QString & input, int &) const
{
    if (input.isEmpty())
        return Intermediate;
 
    bool ok;
    qulonglong entered = input.toULongLong(&ok);
    if (input.contains(u' ') || input.contains(u'-') || !ok)
        return Invalid;
 
    if (entered >= b && entered <= t)
        return Acceptable;
 
    return Invalid;
}
 
void QULongLongValidator::setRange(qulonglong bottom, qulonglong top)
{
    b = bottom;
    t = top;
}
 
void QULongLongValidator::setBottom(qulonglong bottom)
{
    setRange(bottom, top());
}
 
void QULongLongValidator::setTop(qulonglong top)
{
    setRange(bottom(), top);
}
 
} // namespace qdesigner_internal
 
QT_END_NAMESPACE