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#include "weightmodel.h"
#include "dive.h"
#include "gettextfromc.h"
#include "metrics.h"
#include "helpers.h"
#include "weigthsysteminfomodel.h"
WeightModel::WeightModel(QObject *parent) : CleanerTableModel(parent),
changed(false),
rows(0)
{
//enum Column {REMOVE, TYPE, WEIGHT};
setHeaderDataStrings(QStringList() << tr("") << tr("Type") << tr("Weight"));
}
weightsystem_t *WeightModel::weightSystemAt(const QModelIndex &index)
{
return &displayed_dive.weightsystem[index.row()];
}
void WeightModel::remove(const QModelIndex &index)
{
if (index.column() != REMOVE) {
return;
}
beginRemoveRows(QModelIndex(), index.row(), index.row()); // yah, know, ugly.
rows--;
remove_weightsystem(&displayed_dive, index.row());
changed = true;
endRemoveRows();
}
void WeightModel::clear()
{
if (rows > 0) {
beginRemoveRows(QModelIndex(), 0, rows - 1);
endRemoveRows();
}
}
QVariant WeightModel::data(const QModelIndex &index, int role) const
{
QVariant ret;
if (!index.isValid() || index.row() >= MAX_WEIGHTSYSTEMS)
return ret;
weightsystem_t *ws = &displayed_dive.weightsystem[index.row()];
switch (role) {
case Qt::FontRole:
ret = defaultModelFont();
break;
case Qt::TextAlignmentRole:
ret = Qt::AlignCenter;
break;
case Qt::DisplayRole:
case Qt::EditRole:
switch (index.column()) {
case TYPE:
ret = gettextFromC::instance()->tr(ws->description);
break;
case WEIGHT:
ret = get_weight_string(ws->weight, true);
break;
}
break;
case Qt::DecorationRole:
if (index.column() == REMOVE)
ret = trashIcon();
break;
case Qt::SizeHintRole:
if (index.column() == REMOVE)
ret = trashIcon().size();
break;
case Qt::ToolTipRole:
if (index.column() == REMOVE)
ret = tr("Clicking here will remove this weight system.");
break;
}
return ret;
}
// 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 = &displayed_dive.weightsystem[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 = &displayed_dive.weightsystem[index.row()];
switch (index.column()) {
case TYPE:
if (!value.isNull()) {
//TODO: C-function weigth_system_set_description ?
if (!ws->description || gettextFromC::instance()->tr(ws->description) != vString) {
// loop over translations to see if one matches
int i = -1;
while (ws_info[++i].name) {
if (gettextFromC::instance()->tr(ws_info[i].name) == vString) {
ws->description = copy_string(ws_info[i].name);
break;
}
}
if (ws_info[i].name == NULL) // didn't find a match
ws->description = strdup(vString.toUtf8().constData());
changed = true;
}
}
break;
case WEIGHT:
if (CHANGED()) {
ws->weight = string_to_weight(vString.toUtf8().data());
// now update the ws_info
changed = true;
WSInfoModel *wsim = WSInfoModel::instance();
QModelIndexList matches = wsim->match(wsim->index(0, 0), Qt::DisplayRole, gettextFromC::instance()->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 &parent) const
{
return rows;
}
void WeightModel::add()
{
if (rows >= MAX_WEIGHTSYSTEMS)
return;
int row = rows;
beginInsertRows(QModelIndex(), row, row);
rows++;
changed = true;
endInsertRows();
}
void WeightModel::updateDive()
{
clear();
rows = 0;
for (int i = 0; i < MAX_WEIGHTSYSTEMS; i++) {
if (!weightsystem_none(&displayed_dive.weightsystem[i])) {
rows = i + 1;
}
}
if (rows > 0) {
beginInsertRows(QModelIndex(), 0, rows - 1);
endInsertRows();
}
}
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