sdrangel/sdrgui/gui/scidoublespinbox.cpp

63 wiersze
2.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2022 Jon Beniston, M7RCE //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include "scidoublespinbox.h"
SciDoubleSpinBox::SciDoubleSpinBox(QWidget *parent) :
QDoubleSpinBox(parent)
{
}
double SciDoubleSpinBox::valueFromText(const QString &text) const
{
return text.toDouble();
}
QValidator::State SciDoubleSpinBox::validate(QString &input, int &pos) const
{
(void) pos;
bool ok;
input.toDouble(&ok);
if (ok) {
return QValidator::Acceptable;
}
QString validChars = "0123456789+-.e"; // 'C' locale, so no , separator
for (int i = 0; i < input.size(); i++)
{
if (validChars.indexOf(input[i]) == -1) {
return QValidator::Invalid;
}
}
if (input.count('e') > 1) {
return QValidator::Invalid;
}
if (input.count('.') > 1) {
return QValidator::Invalid;
}
if (input.count('+') > 2) {
return QValidator::Invalid;
}
if (input.count('-') > 2) {
return QValidator::Invalid;
}
return QValidator::Intermediate;
}