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#include "qmodelingobjectpropertyfiltermodel.h"

QT_BEGIN_NAMESPACE

/*!
    \class QModelingObjectPropertyFilterModel

    \inmodule QtModelingWidgets

    \brief The QModelingObjectPropertyFilterModel class allows filtering properties
    in a QModelingObjectPropertyEditor by name.
*/

/*!
    Creates a new QModelingObjectPropertyFilterModel with the given \a parent.
*/
QModelingObjectPropertyFilterModel::QModelingObjectPropertyFilterModel(QObject *parent) :
    QSortFilterProxyModel(parent)
{
}

/*!
    Implements the filtering mechanism, deciding if element at \a sourceRow identified by \a sourceParent should be exhibited.
*/
bool QModelingObjectPropertyFilterModel::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
{
    int rows;
    QModelIndex sourceIndex = sourceModel()->index(sourceRow, 0, sourceParent);
    if ((rows = sourceModel()->rowCount(sourceIndex)) > 0) {
        for (int i = 0; i < rows; ++i)
            if (filterAcceptsRow(i, sourceIndex))
                return true;
        return false;
    }
    else {
        return QSortFilterProxyModel::filterAcceptsRow(sourceRow, sourceParent);
    }
}

QT_END_NAMESPACE