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// SPDX-License-Identifier: GPL-2.0
#include "qt-models/weightmodel.h"
#include "core/subsurface-string.h"
#include "core/gettextfromc.h"
#include "core/metrics.h"
#include "core/qthelper.h"
#include "core/subsurface-qt/DiveListNotifier.h"
#include "qt-models/weightsysteminfomodel.h"
WeightModel::WeightModel(QObject *parent) : CleanerTableModel(parent),
changed(false),
d(nullptr)
{
//enum Column {REMOVE, TYPE, WEIGHT};
setHeaderDataStrings(QStringList() << tr("") << tr("Type") << tr("Weight"));
connect(&diveListNotifier, &DiveListNotifier::weightsystemsReset, this, &WeightModel::weightsystemsReset);
connect(&diveListNotifier, &DiveListNotifier::weightAdded, this, &WeightModel::weightAdded);
connect(&diveListNotifier, &DiveListNotifier::weightRemoved, this, &WeightModel::weightRemoved);
}
weightsystem_t WeightModel::weightSystemAt(const QModelIndex &index) const
{
int row = index.row();
if (row < 0 || row >= d->weightsystems.nr) {
qWarning("WeightModel: Accessing invalid weightsystem %d (of %d)", row, d->weightsystems.nr);
return empty_weightsystem;
}
return d->weightsystems.weightsystems[index.row()];
}
void WeightModel::clear()
{
updateDive(nullptr);
}
QVariant WeightModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid() || index.row() >= d->weightsystems.nr)
return QVariant();
const weightsystem_t ws = weightSystemAt(index);
switch (role) {
case Qt::FontRole:
return defaultModelFont();
case Qt::TextAlignmentRole:
return Qt::AlignCenter;
case Qt::DisplayRole:
case Qt::EditRole:
switch (index.column()) {
case TYPE:
return gettextFromC::tr(ws.description);
case WEIGHT:
return get_weight_string(ws.weight, true);
}
break;
case Qt::DecorationRole:
if (index.column() == REMOVE)
return trashIcon();
break;
case Qt::SizeHintRole:
if (index.column() == REMOVE)
return trashIcon().size();
break;
case Qt::ToolTipRole:
if (index.column() == REMOVE)
return tr("Clicking here will remove this weight system.");
break;
}
return QVariant();
}
// this is our magic 'pass data in' function that allows the delegate to get
// the data here without silly unit conversions;
// so we only implement the two columns we care about
void WeightModel::passInData(const QModelIndex &index, const QVariant &value)
{
weightsystem_t *ws = &d->weightsystems.weightsystems[index.row()];
if (index.column() == WEIGHT) {
if (ws->weight.grams != value.toInt()) {
ws->weight.grams = value.toInt();
dataChanged(index, index);
}
}
}
bool WeightModel::setData(const QModelIndex &index, const QVariant &value, int role)
{
QString vString = value.toString();
weightsystem_t *ws = &d->weightsystems.weightsystems[index.row()];
switch (index.column()) {
case TYPE:
if (!value.isNull()) {
//TODO: C-function weight_system_set_description ?
if (!ws->description || gettextFromC::tr(ws->description) != vString) {
// loop over translations to see if one matches
int i = -1;
while (i < MAX_WS_INFO && ws_info[++i].name) {
if (gettextFromC::tr(ws_info[i].name) == vString) {
ws->description = copy_string(ws_info[i].name);
break;
}
}
if (i == MAX_WS_INFO || ws_info[i].name == NULL) // didn't find a match
ws->description = copy_qstring(vString);
changed = true;
}
}
break;
case WEIGHT:
if (CHANGED()) {
ws->weight = string_to_weight(qPrintable(vString));
// now update the ws_info
changed = true;
WSInfoModel *wsim = WSInfoModel::instance();
QModelIndexList matches = wsim->match(wsim->index(0, 0), Qt::DisplayRole, gettextFromC::tr(ws->description));
if (!matches.isEmpty())
wsim->setData(wsim->index(matches.first().row(), WSInfoModel::GR), ws->weight.grams);
}
break;
}
dataChanged(index, index);
return true;
}
Qt::ItemFlags WeightModel::flags(const QModelIndex &index) const
{
if (index.column() == REMOVE)
return Qt::ItemIsEnabled;
return QAbstractItemModel::flags(index) | Qt::ItemIsEditable;
}
int WeightModel::rowCount(const QModelIndex&) const
{
return d ? d->weightsystems.nr : 0;
}
void WeightModel::updateDive(dive *dIn)
{
beginResetModel();
d = dIn;
endResetModel();
}
void WeightModel::weightsystemsReset(const QVector<dive *> &dives)
{
// This model only concerns the currently displayed dive. If this is not among the
// dives that had their weight reset, exit.
if (!d || std::find(dives.begin(), dives.end(), d) == dives.end())
return;
// And update the model..
updateDive(d);
}
void WeightModel::weightAdded(struct dive *changed, int pos)
{
if (d != changed)
return;
// The row was already inserted by the undo command. Just inform the model.
beginInsertRows(QModelIndex(), pos, pos);
endInsertRows();
}
void WeightModel::weightRemoved(struct dive *changed, int pos)
{
if (d != changed)
return;
// The row was already deleted by the undo command. Just inform the model.
beginRemoveRows(QModelIndex(), pos, pos);
endRemoveRows();
}
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