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 /*
  * Vocabulary Expression for KDE Edu
  * SPDX-FileCopyrightText: 1999-2001 Ewald Arnold <kvoctrain@ewald-arnold.de>
  * SPDX-FileCopyrightText: 2005-2007 Peter Hedlund <peter.hedlund@kdemail.net>
  * SPDX-FileCopyrightText: 2008 Frederik Gladhorn <frederik.gladhorn@kdemail.net>
  * SPDX-License-Identifier: GPL-2.0-or-later
 */
 #ifndef KEDUVOCEXPRESSION_H
 #define KEDUVOCEXPRESSION_H
 
 #include "keduvocdocument_export.h"
 
 #include <QDateTime>
 
 #include "keduvoclesson.h"
 #include "keduvocarticle.h"
 #include "keduvocmultiplechoice.h"
 #include "keduvoctranslation.h"
 
 class KEduVocLesson;
 
 /**
   This class contains one vocabulary expression as an original with one or more
   translations
   */
 class KEDUVOCDOCUMENT_EXPORT KEduVocExpression
 {
 public:
 
     /** default constructor for an empty vocabulary expression
      */
     explicit KEduVocExpression();
 
     /** Constructor for a vocabulary expression with one translation
      *
      * @param expression       translation
      */
     explicit KEduVocExpression( const QString & expression );
 
     /** Constructor for a vocabulary expression with an original and one or more translations
      *
      * @param translations      translations
      */
     explicit KEduVocExpression( const QStringList & translations );
 
     KEduVocExpression(const KEduVocExpression& other);
 
     ~KEduVocExpression();
 
     /** return the lesson
      */
     KEduVocLesson * lesson() const;
 
 
     /** reset all grades of the entry
      * @param index     identifier (language)
      */
     void resetGrades( int index );
 
     /** returns flag if entry is activated for queries
      */
     bool isActive() const;
 
     /** set entry active (enabled for queries)
      */
     void setActive( bool flag = true );
 
     int sizeHint() const;
     void setSizeHint( int sizeHint );
 
     /**
      * Add a translation to this expression
      * @param index            number of translation = the identifier
      * @param expression       the translation
      */
     void setTranslation( int index, const QString &expression );
 
     /** removes a translation
      *
      * @param index            number of translation 1..x
      */
     void removeTranslation( int index );
 
     /**
      * Get a pointer to the translation
      * @param index of the language identifier
      * @return the translation
      */
     KEduVocTranslation* translation( int index );
     KEduVocTranslation* translation( int index ) const;
 
     QList<int> translationIndices() const;
 
     KEduVocExpression& operator= ( const KEduVocExpression &expression );
     bool operator== ( const KEduVocExpression &expression ) const;
 
 private:
     class KEduVocExpressionPrivate;
     KEduVocExpressionPrivate* const d;
 
     /** only called by lesson to add itself to the lesson list
      */
     void setLesson( KEduVocLesson * l );
 
     friend class KEduVocLesson;
 };
 
 #endif // KEduVocExpression_H