mysortfilterproxymodel.cpp
author insilmaril
Wed, 10 Feb 2010 13:48:42 +0000
changeset 822 c2ce9944148c
parent 813 82ebfc46233b
permissions -rw-r--r--
More fixes and sorting lexically backwards
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//#include <QtGui>
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#include "mysortfilterproxymodel.h"
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MySortFilterProxyModel::MySortFilterProxyModel(QObject *parent)
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    : QSortFilterProxyModel(parent)
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{
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}
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//! [0]
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/*
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//! [1]
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void MySortFilterProxyModel::setFilterMinimumDate(const QDate &date)
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{
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    minDate = date;
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    invalidateFilter();
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}
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//! [1]
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//! [2]
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void MySortFilterProxyModel::setFilterMaximumDate(const QDate &date)
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{
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    maxDate = date;
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    invalidateFilter();
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}
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*/
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bool MySortFilterProxyModel::filterAcceptsRow(int sourceRow,	// FIXME-3 find a way to show _all_ rows which match, independent of parent
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        const QModelIndex &sourceParent) const
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{
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    QModelIndex index0 = sourceModel()->index(sourceRow, 0, sourceParent);
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    QModelIndex index1 = sourceModel()->index(sourceRow, 1, sourceParent);
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    QModelIndex index2 = sourceModel()->index(sourceRow, 2, sourceParent);
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    return (sourceModel()->data(index0).toString().contains(filterRegExp())
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            || sourceModel()->data(index1).toString().contains(filterRegExp()));
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//           && dateInRange(sourceModel()->data(index2).toDate());
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}
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/*
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bool MySortFilterProxyModel::lessThan(const QModelIndex &left,
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                                      const QModelIndex &right) const
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{
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    QVariant leftData = sourceModel()->data(left);
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    QVariant rightData = sourceModel()->data(right);
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//! [4]
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//! [6]
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    if (leftData.type() == QVariant::DateTime) {
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        return leftData.toDateTime() < rightData.toDateTime();
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    } else {
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        QRegExp *emailPattern = new QRegExp("([\\w\\.]*@[\\w\\.]*)");
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        QString leftString = leftData.toString();
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        if(left.column() == 1 && emailPattern->indexIn(leftString) != -1)
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            leftString = emailPattern->cap(1);
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        QString rightString = rightData.toString();
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        if(right.column() == 1 && emailPattern->indexIn(rightString) != -1)
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            rightString = emailPattern->cap(1);
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        return QString::localeAwareCompare(leftString, rightString) < 0;
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    }
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}
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//! [5] //! [6]
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//! [7]
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bool MySortFilterProxyModel::dateInRange(const QDate &date) const
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{
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    return (!minDate.isValid() || date > minDate)
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           && (!maxDate.isValid() || date < maxDate);
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}
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//! [7]
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*/