sneedmc/application/groupview/GroupedProxyModel.cpp
2015-04-12 20:57:18 +02:00

34 lines
889 B
C++

#include "GroupedProxyModel.h"
#include "GroupView.h"
#include <QDebug>
GroupedProxyModel::GroupedProxyModel(QObject *parent) : QSortFilterProxyModel(parent)
{
}
bool GroupedProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
{
const QString leftCategory = left.data(GroupViewRoles::GroupRole).toString();
const QString rightCategory = right.data(GroupViewRoles::GroupRole).toString();
if (leftCategory == rightCategory)
{
return subSortLessThan(left, right);
}
else
{
// FIXME: real group sorting happens in GroupView::updateGeometries(), see LocaleString
auto result = leftCategory.localeAwareCompare(rightCategory);
if(result == 0)
{
return subSortLessThan(left, right);
}
return result < 0;
}
}
bool GroupedProxyModel::subSortLessThan(const QModelIndex &left, const QModelIndex &right) const
{
return left.row() < right.row();
}