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4a50badb57
Since we converted from QString to std::string, let's also use std::vector instead of QVector. We don't need COW semantics and all the rigmarole. Let's try to keep Qt data structures out of the core. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
115 lines
3.3 KiB
C++
115 lines
3.3 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#include "qt-models/divecomputermodel.h"
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#include "core/dive.h"
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#include "core/divelist.h"
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DiveComputerModel::DiveComputerModel(QObject *parent) : CleanerTableModel(parent),
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dcs(device_table.devices)
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{
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setHeaderDataStrings(QStringList() << "" << tr("Model") << tr("Device ID") << tr("Nickname"));
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}
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QVariant DiveComputerModel::data(const QModelIndex &index, int role) const
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{
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if (index.row() < 0 || index.row() >= (int)dcs.size())
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return QVariant();
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const device &node = dcs[index.row()];
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if (role == Qt::DisplayRole || role == Qt::EditRole) {
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switch (index.column()) {
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case ID:
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return QString("0x").append(QString::number(node.deviceId, 16));
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case MODEL:
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return QString::fromStdString(node.model);
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case NICKNAME:
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return QString::fromStdString(node.nickName);
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}
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}
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if (index.column() == REMOVE) {
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switch (role) {
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case Qt::DecorationRole:
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return trashIcon();
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case Qt::SizeHintRole:
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return trashIcon().size();
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case Qt::ToolTipRole:
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return tr("Clicking here will remove this dive computer.");
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}
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}
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return QVariant();
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}
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int DiveComputerModel::rowCount(const QModelIndex&) const
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{
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return dcs.size();
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}
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Qt::ItemFlags DiveComputerModel::flags(const QModelIndex &index) const
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{
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Qt::ItemFlags flags = QAbstractItemModel::flags(index);
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if (index.column() == NICKNAME)
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flags |= Qt::ItemIsEditable;
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return flags;
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}
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bool DiveComputerModel::setData(const QModelIndex &index, const QVariant &value, int)
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{
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// We should test if the role == Qt::EditRole
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if (index.row() < 0 || index.row() >= (int)dcs.size())
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return false;
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device &node = dcs[index.row()];
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node.nickName = value.toString().toStdString();
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emit dataChanged(index, index);
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return true;
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}
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void DiveComputerModel::remove(const QModelIndex &index)
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{
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if (index.row() < 0 || index.row() >= (int)dcs.size())
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return;
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beginRemoveRows(QModelIndex(), index.row(), index.row());
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dcs.erase(dcs.begin() + index.row());
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endRemoveRows();
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}
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void DiveComputerModel::keepWorkingList()
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{
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if (device_table.devices != dcs)
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mark_divelist_changed(true);
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device_table.devices = dcs;
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}
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// Convenience function to access alternative columns
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static QString getData(const QModelIndex &idx, int col)
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{
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const QAbstractItemModel *model = idx.model();
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QModelIndex idx2 = model->index(idx.row(), col, idx.parent());
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return model->data(idx2).toString();
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}
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// Helper function: sort data pointed to by the given indexes.
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// For equal data, sort by two alternative rows.
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// All sorting is by case-insensitive string comparison.
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static bool sortHelper(const QModelIndex &i1, const QModelIndex &i2, int altRow1, int altRow2)
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{
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if(int cmp = i1.data().toString().compare(i2.data().toString()))
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return cmp < 0;
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if(int cmp = getData(i1, altRow1).compare(getData(i2, altRow1)))
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return cmp < 0;
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return getData(i1, altRow2).compare(getData(i2, altRow2)) < 0;
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}
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bool DiveComputerSortedModel::lessThan(const QModelIndex &i1, const QModelIndex &i2) const
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{
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// We assume that i1.column() == i2.column()
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switch (i1.column()) {
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case DiveComputerModel::ID:
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return sortHelper(i1, i2, DiveComputerModel::MODEL, DiveComputerModel::NICKNAME);
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case DiveComputerModel::MODEL:
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default:
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return sortHelper(i1, i2, DiveComputerModel::ID, DiveComputerModel::NICKNAME);
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case DiveComputerModel::NICKNAME:
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return sortHelper(i1, i2, DiveComputerModel::MODEL, DiveComputerModel::ID);
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}
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}
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