Ejemplo n.º 1
0
int HistoryTreeModel::rowCount(const QModelIndex &parent) const
{
    if ( parent.internalId() != 0
        || parent.column() > 0
        || !sourceModel())
        return 0;

    // row count OF dates
    if (!parent.isValid()) {
        if (!m_sourceRowCache.isEmpty())
            return m_sourceRowCache.count();
        QDate currentDate;
        int rows = 0;
        int totalRows = sourceModel()->rowCount();

        for (int i = 0; i < totalRows; ++i) {
            QDate rowDate = sourceModel()->index(i, 0).data(HistoryModel::DateRole).toDate();
            if (rowDate != currentDate) {
                m_sourceRowCache.append(i);
                currentDate = rowDate;
                ++rows;
            }
        }
        Q_ASSERT(m_sourceRowCache.count() == rows);
        return rows;
    }

    // row count FOR a date
    int start = sourceDateRow(parent.row());
    int end = sourceDateRow(parent.row() + 1);
    return (end - start);
}
Ejemplo n.º 2
0
QVariant HistoryTreeModel::data(const QModelIndex &index, int role) const
{
    if ((role == Qt::EditRole || role == Qt::DisplayRole)) {
        int start = index.internalId();
        if (start == 0) {
            int offset = sourceDateRow(index.row());
            if (index.column() == 0) {
                QModelIndex idx = sourceModel()->index(offset, 0);
                QDate date = idx.data(HistoryModel::DateRole).toDate();
                if (date == QDate::currentDate())
                    return tr("Earlier Today");
                return date.toString(QLatin1String("dddd, MMMM d, yyyy"));
            }
            if (index.column() == 1) {
                return tr("%1 items").arg(rowCount(index.sibling(index.row(), 0)));
            }
        }
    }
    if (role == Qt::DecorationRole && index.column() == 0 && !index.parent().isValid())
        return QIcon(QLatin1String(":history.png"));
    if (role == HistoryModel::DateRole && index.column() == 0 && index.internalId() == 0) {
        int offset = sourceDateRow(index.row());
        QModelIndex idx = sourceModel()->index(offset, 0);
        return idx.data(HistoryModel::DateRole);
    }

    return QAbstractProxyModel::data(index, role);
}
Ejemplo n.º 3
0
bool HistoryTreeModel::removeRows(int row, int count, const QModelIndex &parent)
{
    if (row < 0 || count <= 0 || row + count > rowCount(parent))
        return false;

    if (parent.isValid() && rowCount(parent) == count - row)
        beginRemoveRows(QModelIndex(), parent.row(), parent.row());
    else
        beginRemoveRows(parent, row, row + count - 1);
    if (parent.isValid()) {
        // removing pages
        int offset = sourceDateRow(parent.row());
        return sourceModel()->removeRows(offset + row, count);
    } else {
        // removing whole dates
        for (int i = row + count - 1; i >= row; --i) {
            QModelIndex dateParent = index(i, 0);
            int offset = sourceDateRow(dateParent.row());
            if (!sourceModel()->removeRows(offset, rowCount(dateParent)))
                return false;
        }
    }
    removingDown = true;
    return true;
}
Ejemplo n.º 4
0
int TreeProxyModel::rowCount(const QModelIndex &parent) const
{
    if( parent.internalId() != 0 || parent.column() > 0 || !sourceModel())
        return 0;

    // Liefert die Anzahl der rows für die Tage
    if (!parent.isValid()) {
        if (!sourceRowCache.isEmpty())
            return sourceRowCache.count();
        QDate currentDate;
        int rows = 0;
        int sourceRows = sourceModel()->rowCount();

        for (int i = 0; i < sourceRows; ++i) {
            /*
            The new model change the type automatic.

            QString rowDateString = sourceModel()->index(i, 1).data().toString();
            QDate rowDate = QDate::fromString(rowDateString);
            */
            QDate rowDate = sourceModel()->index(i, 1).data().toDate();
            if (rowDate != currentDate) {
                sourceRowCache.append(i);
                currentDate = rowDate;
                ++rows;
            }
        }
        return rows;
    }

    // Liefert die Anzahl der rows für einen Tag
    int start = sourceDateRow(parent.row());
    int end = sourceDateRow(parent.row()+1);
    return (end-start);
}
Ejemplo n.º 5
0
QVariant TreeProxyModel::data(const QModelIndex &proxyIndex, int role) const
{
    if ((role == Qt::EditRole || role == Qt::DisplayRole)) {
        int start = proxyIndex.internalId();
        if (start == 0) {
            int offset = sourceDateRow(proxyIndex.row());
            if (proxyIndex.column() == 1) {

                QModelIndex idx = sourceModel()->index(offset, 1);
                QDate date = idx.data().toDate();
                return date.toString();
            }
            if (proxyIndex.column() == 2) {

                double value = 0.0;
                if (proxyIndex.isValid()) {
                    int startIdx = sourceDateRow(proxyIndex.row());
                    int endIdx = sourceDateRow(proxyIndex.row()+1);
                    for (int i=startIdx; i<endIdx; ++i) {
                        value += sourceModel()->index(i, 2).data().toDouble();
                    }
                }
                return " Summe: " + QString::number(value);
            }
        }
    }

    return QAbstractProxyModel::data(proxyIndex, role);
}
Ejemplo n.º 6
0
QModelIndex HistoryTreeModel::mapToSource(const QModelIndex &proxyIndex) const
{
    int offset = proxyIndex.internalId();
    if (offset == 0)
        return QModelIndex();
    int startDateRow = sourceDateRow(offset - 1);
    return sourceModel()->index(startDateRow + proxyIndex.row(), proxyIndex.column());
}