editable_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
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 */
#ifndef EDITABLE_ENUM_PROPERTY_H
#define EDITABLE_ENUM_PROPERTY_H
 
#include <QStringList>
 
#include <rviz/properties/string_property.h>
 
namespace rviz
{
class EditableEnumProperty : public StringProperty
{
  Q_OBJECT
public:
  EditableEnumProperty(const QString& name = QString(),
                       const QString& default_value = QString(),
                       const QString& description = QString(),
                       Property* parent = nullptr);
 
  template <typename Func, typename R>
  EditableEnumProperty(const QString& name,
                       const QString& default_value,
                       const QString& description,
                       Property* parent,
                       Func&& changed_slot,
                       const R* receiver)
    : EditableEnumProperty(name, default_value, description, parent)
  {
    connect(receiver, std::forward<Func>(changed_slot));
  }
 
  // this variant is required to allow omitting the receiver argument
  template <typename Func, typename P>
  EditableEnumProperty(const QString& name,
                       const QString& default_value,
                       const QString& description,
                       P* parent,
                       Func&& changed_slot)
    : EditableEnumProperty(name, default_value, description, parent)
  {
    connect(parent, std::forward<Func>(changed_slot));
  }
 
  virtual void clearOptions();
  virtual void addOption(const QString& option);
  void addOptionStd(const std::string& option)
  {
    addOption(QString::fromStdString(option));
  }
 
  QWidget* createEditor(QWidget* parent, const QStyleOptionViewItem& option) override;
 
  void sortOptions()
  {
    strings_.sort();
  }
 
public Q_SLOTS:
  virtual void setString(const QString& str);
 
Q_SIGNALS:
  void requestOptions(EditableEnumProperty* property_in_need_of_options);
 
protected:
  QStringList strings_;
};
 
} // end namespace rviz
 
#endif // EDITABLE_ENUM_PROPERTY_H