File indexing completed on 2024-05-12 15:27:41 

0001 /***************************************************************************
0002     File                 : DateTimeSpinBox.h
0003     Project              : LabPlot
0004     Description          : widget for setting datetimes with a spinbox
0005     --------------------------------------------------------------------
0006     Copyright            : (C) 2019 Martin Marmsoler (martin.marmsoler@gmail.com)
0007 
0008  ***************************************************************************/
0009 
0010 /***************************************************************************
0011  *                                                                         *
0012  *  This program is free software; you can redistribute it and/or modify   *
0013  *  it under the terms of the GNU General Public License as published by   *
0014  *  the Free Software Foundation; either version 2 of the License, or      *
0015  *  (at your option) any later version.                                    *
0016  *                                                                         *
0017  *  This program is distributed in the hope that it will be useful,        *
0018  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
0019  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
0020  *  GNU General Public License for more details.                           *
0021  *                                                                         *
0022  *   You should have received a copy of the GNU General Public License     *
0023  *   along with this program; if not, write to the Free Software           *
0024  *   Foundation, Inc., 51 Franklin Street, Fifth Floor,                    *
0025  *   Boston, MA  02110-1301  USA                                           *
0026  *                                                                         *
0027  ***************************************************************************/
0028 
0029 #ifndef DATETIMESPINBOX_H
0030 #define DATETIMESPINBOX_H
0031 
0032 #include <QAbstractSpinBox>
0033 
0034 class QRegularExpressionValidator;
0035 
0036 // Assumption: Month has always 30 days
0037 class DateTimeSpinBox : public QAbstractSpinBox {
0038 
0039     Q_OBJECT;
0040 private:
0041     enum Type {
0042         year,
0043         month,
0044         day,
0045         hour,
0046         minute,
0047         second,
0048         millisecond
0049     };
0050 
0051 public:
0052     explicit DateTimeSpinBox(QWidget* parent);
0053     void keyPressEvent(QKeyEvent*) override;
0054     void stepBy(int steps) override;
0055     QAbstractSpinBox::StepEnabled stepEnabled() const override;
0056     bool increaseValue(Type type, int step);
0057     bool changeValue(qint64& thisType, Type nextTypeType, int step);
0058     Type determineType(int cursorPos) const;
0059     void writeValue();
0060     void setValue(qint64 increment);
0061     qint64 value();
0062     void getValue();
0063     void setCursorPosition(Type type);
0064     bool valid();
0065 
0066 private:
0067     QRegularExpressionValidator *m_regularExpressionValidator;
0068     qint64 m_year{0}, m_month{0}, m_day{0}, m_hour{0}, m_minute{0}, m_second{0}, m_millisecond{0};
0069 
0070 signals:
0071     void valueChanged();
0072 };
0073 
0074 #endif // DATETIMESPINBOX_H