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#include "treemodelcompleter.h"
#include <QStringList>

//! [0]
TreeModelCompleter::TreeModelCompleter(QObject *parent)
    : QCompleter(parent)
{
}
//! [0]

//! [1]
TreeModelCompleter::TreeModelCompleter(QAbstractItemModel *model, QObject *parent)
    : QCompleter(model, parent)
{
}
//! [1]

void TreeModelCompleter::setSeparator(const QString &separator)
{
    sep = separator;
}

//! [2]
QString TreeModelCompleter::separator() const
{
    return sep;
}
//! [2]

//! [3]
QStringList TreeModelCompleter::splitPath(const QString &path) const
{
    if (sep.isNull()) {
        return QCompleter::splitPath(path);
    }

    return path.split(sep);
}
//! [3]

//! [4]
QString TreeModelCompleter::pathFromIndex(const QModelIndex &index) const
{
    if (sep.isNull()) {
        return QCompleter::pathFromIndex(index);
    }

    // navigate up and accumulate data
    QStringList dataList;
    for (QModelIndex i = index; i.isValid(); i = i.parent()) {
        dataList.prepend(model()->data(i, completionRole()).toString());
    }

    return dataList.join(sep);
}
//! [4]