mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-22 16:08:39 -05:00
61 lines
2.4 KiB
C++
61 lines
2.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2020 F4EXB //
|
|
// written by Edouard Griffiths //
|
|
// //
|
|
// 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/>. //
|
|
///////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef SDRGUI_GUI_DOUBLEVALIDATOR_H_
|
|
#define SDRGUI_GUI_DOUBLEVALIDATOR_H_
|
|
|
|
#include <QDoubleValidator>
|
|
|
|
class DoubleValidator : public QDoubleValidator
|
|
{
|
|
public:
|
|
DoubleValidator(double bottom, double top, int decimals, QObject * parent) :
|
|
QDoubleValidator(bottom, top, decimals, parent)
|
|
{
|
|
}
|
|
|
|
using QDoubleValidator::validate;
|
|
QValidator::State validate(QString &s) const
|
|
{
|
|
if (s.isEmpty() || s == "-") {
|
|
return QValidator::Intermediate;
|
|
}
|
|
|
|
QChar decimalPoint = locale().decimalPoint();
|
|
|
|
if(s.indexOf(decimalPoint) != -1) {
|
|
int charsAfterPoint = s.length() - s.indexOf(decimalPoint) - 1;
|
|
|
|
if (charsAfterPoint > decimals()) {
|
|
return QValidator::Invalid;
|
|
}
|
|
}
|
|
|
|
bool ok;
|
|
double d = locale().toDouble(s, &ok);
|
|
|
|
if (ok && d >= bottom() && d <= top()) {
|
|
return QValidator::Acceptable;
|
|
} else {
|
|
return QValidator::Invalid;
|
|
}
|
|
}
|
|
};
|
|
|
|
#endif // SDRGUI_GUI_DOUBLEVALIDATOR_H_
|