unique_name.h

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#ifndef UNIQUE_NAME_H
#define UNIQUE_NAME_H
 
#include <QString>

template <typename Candidate, typename IsTaken>
QString uniqueName(Candidate candidate, IsTaken isTaken)
{
    for (int n = 0; ; ++n) {
        QString name = candidate(n);
        if (!isTaken(name))
            return name;
    }
}
 
#endif // UNIQUE_NAME_H