enum_property.h

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/*
 * Copyright (c) 2012, Willow Garage, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Willow Garage, Inc. nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 */
#ifndef ENUM_PROPERTY_H
#define ENUM_PROPERTY_H

#include <QStringList>

#include "rviz/properties/string_property.h"

namespace rviz
{
class EnumProperty : public StringProperty
{
  Q_OBJECT
public:
  EnumProperty(const QString& name = QString(),
               const QString& default_value = QString(),
               const QString& description = QString(),
               Property* parent = nullptr,
               const char* changed_slot = nullptr,
               QObject* receiver = nullptr);

  virtual void clearOptions();
  virtual void addOption(const QString& option, int value = 0);
  void addOptionStd(const std::string& option, int value = 0)
  {
    addOption(QString::fromStdString(option), value);
  }

  virtual int getOptionInt();

  QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option) override;

public Q_SLOTS:
  virtual void setString(const QString& str);

  void setStringStd(const std::string& str)
  {
    setString(QString::fromStdString(str));
  }

  void sortOptions()
  {
    strings_.sort();
  }

Q_SIGNALS:
  void requestOptions(EnumProperty* property_in_need_of_options);

private:
  QStringList strings_;
  QHash<QString, int> ints_;
};

} // end namespace rviz

#endif // ENUM_PROPERTY_H