partitionmanager/src/gui/formattedspinbox.cpp

50 lines
1.2 KiB
C++

/*
SPDX-FileCopyrightText: 2010 Volker Lanz <vl@fidra.de>
SPDX-FileCopyrightText: 2014 Andrius Štikonas <andrius@stikonas.eu>
SPDX-License-Identifier: GPL-3.0-or-later
*/
#include "gui/formattedspinbox.h"
#include <QLocale>
// private method from Qt sources, qabstractspinbox.h:
QString FormattedSpinBox::stripped(const QString &t, int *pos) const
{
QString text = t;
if (specialValueText().size() == 0 || text != specialValueText()) {
int from = 0;
int size = text.size();
bool changed = false;
if (prefix().size() && text.startsWith(prefix())) {
from += prefix().size();
size -= from;
changed = true;
}
if (suffix().size() && text.endsWith(suffix())) {
size -= suffix().size();
changed = true;
}
if (changed)
text = text.mid(from, size);
}
const int s = text.size();
text = text.trimmed();
if (pos)
(*pos) -= (s - text.size());
return text;
}
QString FormattedSpinBox::textFromValue(double value) const
{
return QLocale().toString(value, 'f', decimals());
}
double FormattedSpinBox::valueFromText(const QString& text) const
{
return QLocale().toDouble(stripped(text));
}