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130f109442
There was a curious pattern of singletons being implemented based on QScopedPointer<>s. This is an unnecessary level of indirection: The lifetime of the smart pointer is the same as that of the pointed-to object. Therefore, replace these pointers by the respective objects. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
124 lines
2.6 KiB
C++
124 lines
2.6 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#include "qt-models/tankinfomodel.h"
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#include "core/dive.h"
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#include "core/gettextfromc.h"
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#include "core/metrics.h"
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TankInfoModel *TankInfoModel::instance()
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{
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static TankInfoModel self;
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return &self;
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}
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const QString &TankInfoModel::biggerString() const
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{
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return biggerEntry;
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}
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bool TankInfoModel::insertRows(int row, int count, const QModelIndex &parent)
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{
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Q_UNUSED(row);
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beginInsertRows(parent, rowCount(), rowCount());
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rows += count;
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endInsertRows();
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return true;
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}
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bool TankInfoModel::setData(const QModelIndex &index, const QVariant &value, int role)
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{
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//WARN Seems wrong, we need to check for role == Qt::EditRole
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Q_UNUSED(role);
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if (index.row() < 0 || index.row() > MAX_TANK_INFO - 1)
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return false;
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struct tank_info_t *info = &tank_info[index.row()];
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switch (index.column()) {
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case DESCRIPTION:
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info->name = strdup(value.toByteArray().data());
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break;
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case ML:
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info->ml = value.toInt();
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break;
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case BAR:
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info->bar = value.toInt();
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break;
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}
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emit dataChanged(index, index);
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return true;
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}
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void TankInfoModel::clear()
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{
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}
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QVariant TankInfoModel::data(const QModelIndex &index, int role) const
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{
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QVariant ret;
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if (!index.isValid() || index.row() < 0 || index.row() > MAX_TANK_INFO - 1) {
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return ret;
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}
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if (role == Qt::FontRole) {
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return defaultModelFont();
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}
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if (role == Qt::DisplayRole || role == Qt::EditRole) {
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struct tank_info_t *info = &tank_info[index.row()];
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int ml = info->ml;
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double bar = (info->psi) ? psi_to_bar(info->psi) : info->bar;
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if (info->cuft && info->psi)
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ml = lrint(cuft_to_l(info->cuft) * 1000 / bar_to_atm(bar));
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switch (index.column()) {
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case BAR:
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ret = bar * 1000;
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break;
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case ML:
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ret = ml;
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break;
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case DESCRIPTION:
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ret = QString(info->name);
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break;
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}
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}
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return ret;
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}
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int TankInfoModel::rowCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return rows + 1;
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}
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TankInfoModel::TankInfoModel() : rows(-1)
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{
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setHeaderDataStrings(QStringList() << tr("Description") << tr("ml") << tr("bar"));
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struct tank_info_t *info = tank_info;
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for (info = tank_info; info->name; info++, rows++) {
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QString infoName = gettextFromC::instance()->tr(info->name);
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if (infoName.count() > biggerEntry.count())
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biggerEntry = infoName;
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}
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if (rows > -1) {
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beginInsertRows(QModelIndex(), 0, rows);
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endInsertRows();
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}
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}
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void TankInfoModel::update()
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{
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if (rows > -1) {
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beginRemoveRows(QModelIndex(), 0, rows);
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endRemoveRows();
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rows = -1;
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}
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struct tank_info_t *info = tank_info;
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for (info = tank_info; info->name; info++, rows++)
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;
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if (rows > -1) {
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beginInsertRows(QModelIndex(), 0, rows);
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endInsertRows();
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}
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}
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