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af9f07626a
These can then be used from QML to map the index into the model (the sort model corresponds directly to the indices in QML) to the dive id and back. Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
130 lines
2.8 KiB
C++
130 lines
2.8 KiB
C++
#include "divelistmodel.h"
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#include "helpers.h"
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#include <QDateTime>
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DiveListSortModel::DiveListSortModel(QObject *parent) : QSortFilterProxyModel(parent)
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{
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}
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int DiveListSortModel::getDiveId(int idx)
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{
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DiveListModel *mySourceModel = qobject_cast<DiveListModel *>(sourceModel());
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return mySourceModel->getDiveId(mapToSource(index(idx,0)).row());
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}
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int DiveListSortModel::getIdxForId(int id)
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{
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for (int i = 0; i < rowCount(); i++) {
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QVariant v = data(index(i, 0), DiveListModel::DiveRole);
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DiveObjectHelper *d = v.value<DiveObjectHelper *>();
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if (d->id() == id)
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return i;
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}
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return -1;
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}
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DiveListModel *DiveListModel::m_instance = NULL;
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DiveListModel::DiveListModel(QObject *parent) : QAbstractListModel(parent)
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{
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m_instance = this;
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}
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void DiveListModel::addDive(dive *d)
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{
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beginInsertRows(QModelIndex(), rowCount(), rowCount());
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m_dives.append(new DiveObjectHelper(d));
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endInsertRows();
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}
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void DiveListModel::insertDive(int i, DiveObjectHelper *newDive)
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{
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beginInsertRows(QModelIndex(), i, i);
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m_dives.insert(i, newDive);
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endInsertRows();
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}
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void DiveListModel::removeDive(int i)
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{
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beginRemoveRows(QModelIndex(), i, i);
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m_dives.removeAt(i);
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endRemoveRows();
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}
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void DiveListModel::updateDive(int i, dive *d)
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{
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DiveObjectHelper *newDive = new DiveObjectHelper(d);
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removeDive(i);
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insertDive(i, newDive);
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}
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void DiveListModel::clear()
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{
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if (m_dives.count()) {
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beginRemoveRows(QModelIndex(), 0, m_dives.count() - 1);
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qDeleteAll(m_dives);
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m_dives.clear();
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endRemoveRows();
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}
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}
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int DiveListModel::rowCount(const QModelIndex &) const
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{
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return m_dives.count();
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}
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int DiveListModel::getDiveId(int idx) const
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{
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if (idx < 0 || idx >= m_dives.count())
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return -1;
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return m_dives[idx]->id();
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}
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QVariant DiveListModel::data(const QModelIndex &index, int role) const
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{
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if(index.row() < 0 || index.row() > m_dives.count())
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return QVariant();
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DiveObjectHelper *curr_dive = m_dives[index.row()];
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switch(role) {
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case DiveRole: return QVariant::fromValue<QObject*>(curr_dive);
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case DiveDateRole: return (qlonglong)curr_dive->timestamp();
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}
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return QVariant();
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}
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QHash<int, QByteArray> DiveListModel::roleNames() const
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{
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QHash<int, QByteArray> roles;
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roles[DiveRole] = "dive";
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roles[DiveDateRole] = "date";
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return roles;
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}
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// create a new dive. set the current time and add it to the end of the dive list
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QString DiveListModel::startAddDive()
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{
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struct dive *d;
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d = alloc_dive();
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d->when = QDateTime::currentMSecsSinceEpoch() / 1000L + gettimezoneoffset();
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struct dive *pd = get_dive(dive_table.nr - 1);
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int nr = 1;
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if (pd && pd->number > 0)
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nr = pd->number + 1;
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d->number = nr;
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d->dc.model = strdup("manually added dive");
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add_single_dive(-1, d);
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addDive(d);
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return QString::number(d->id);
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}
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DiveListModel *DiveListModel::instance()
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{
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return m_instance;
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}
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DiveObjectHelper* DiveListModel::at(int i){
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return m_dives.at(i);
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}
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