rssguard/src/gui/timespinbox.cpp
2016-05-31 13:56:29 +02:00

88 lines
2.3 KiB
C++

// This file is part of RSS Guard.
//
// Copyright (C) 2011-2016 by Martin Rotter <rotter.martinos@gmail.com>
//
// RSS Guard 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, either version 3 of the License, or
// (at your option) any later version.
//
// RSS Guard 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 for more details.
//
// You should have received a copy of the GNU General Public License
// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
#include "gui/timespinbox.h"
#include <QStringList>
TimeSpinBox::TimeSpinBox(QWidget *parent) : QDoubleSpinBox(parent) {
setMinimum(5.0);
setAccelerated(true);
setDecimals(0);
setMaximum(10000000.0);
}
TimeSpinBox::~TimeSpinBox() {
}
double TimeSpinBox::valueFromText(const QString &text) const {
bool ok;
double value = text.toDouble(&ok);
if (ok) {
return value;
}
else {
QRegExp rx("\\b[0-9]{1,}\\b");
QStringList numbers;
int pos = 0;
int count = 0;
while ((pos = rx.indexIn(text, pos)) != -1) {
numbers.append(rx.cap(0));
if (pos >= 0) {
++pos;
++count;
}
}
if (numbers.size() == 2) {
return (numbers.at(0).toDouble() * 60.0) + numbers.at(1).toDouble();
}
else {
return -1.0;
}
}
}
QString TimeSpinBox::textFromValue(double val) const {
int minutes_total = (int)val;
int minutes_val = minutes_total % 60;
int hours_val = (minutes_total - minutes_val) / 60;
QString hours = tr("%n hour(s)", "", hours_val);
QString minutes = tr("%n minute(s)", "", minutes_val);
return hours + tr(" and ") + minutes;
}
void TimeSpinBox::fixup(QString &input) const {
bool ok;
double value = input.toDouble(&ok);
if (ok) {
input = textFromValue(value);
}
}
QValidator::State TimeSpinBox::validate(QString &input, int &pos) const {
Q_UNUSED(pos)
return (valueFromText(input) != -1.0) ? QValidator::Acceptable : QValidator::Intermediate;
}