DoubleSpinBox.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2007 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
/***************************************************************************
    File                 : DoubleSpinBox.h
    Project              : QtiPlot
    --------------------------------------------------------------------
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the Free Software           *
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor,                    *
 *   Boston, MA  02110-1301  USA                                           *
 *                                                                         *
 ***************************************************************************/
#pragma once
 
#include "DllOption.h"
#include <map>
 
#include <QAbstractSpinBox>
#include <QCheckBox>
 
// locale settings.
class EXPORT_OPT_MANTIDQT_COMMON DoubleSpinBox : public QAbstractSpinBox {
  Q_OBJECT
 
public:
 
  DoubleSpinBox(const char format = 'g', QWidget *parent = nullptr);
 
  void setSingleStep(double val);
  void setMaximum(double max);
  void setMinimum(double min);
  void setRange(double min, double max);
 
  double getMaximum();
  double getMinimum();
 
  int decimals() { return d_prec; };
  void setDecimals(int prec) {
    if (prec >= 0)
      d_prec = prec;
  };
 
  double value();
  bool setValue(double val);
 
  void setFormat(const char format, int prec = 1) {
    d_format = format;
    setDecimals(prec);
  };
 
  void addSpecialTextMapping(const QString &text, double value);
 
  QString textFromValue(double value) const;
  QValidator::State validate(QString &input, int &pos) const override;
 
signals:
  void valueChanged(double d);
  void activated(DoubleSpinBox * /*_t1*/);
 
private slots:
  void interpretText(bool notify = true);
 
protected:
  void stepBy(int steps) override;
  StepEnabled stepEnabled() const override;
  void focusInEvent(QFocusEvent * /*event*/) override;
 
private:
  char d_format;
  double d_min_val;
  double d_max_val;
  double d_value;
  double d_step;
  int d_prec;
 
  // A set of mappins from strings which the user can enter in the box to double
  // values
  std::map<QString, double> m_specialTextMappings;
};
 
// interval.
class EXPORT_OPT_MANTIDQT_COMMON RangeLimitBox : public QWidget {
public:
  enum LimitType { LeftLimit, RightLimit };
 
  RangeLimitBox(LimitType type, QWidget *parent = nullptr);
  void setDecimals(int prec) { d_spin_box->setDecimals(prec); };
  double value();
  bool isChecked() { return d_checkbox->isChecked(); };
 
private:
  DoubleSpinBox *d_spin_box;
  QCheckBox *d_checkbox;
  LimitType d_type;
};