Esempio n. 1
0
void CSVAtlasWindow::sMapChanged( int )
{
  CSVMap map;
  if(!_selectedMap.isEmpty())
  {
    map = _atlas->map(_selectedMap);
    if(tr("Insert") == _action->currentText())
      map.setAction(CSVMap::Insert);
    else if(tr("Update") == _action->currentText())
      map.setAction(CSVMap::Update);
    else if(tr("Append") == _action->currentText())
      map.setAction(CSVMap::Append);
    map.setDescription(_description->toPlainText());
    map.setSqlPre(_preSql->toPlainText().trimmed());
    map.setSqlPreContinueOnError(_sqlPreContinueOnError->isChecked());
    map.setSqlPost(_postSql->toPlainText().trimmed());
    for(int r = 0; r < _fields->rowCount(); r++)
    {
      CSVMapField field = map.field(_fields->item(r, 1)->data(Qt::EditRole).toString());
      field.setName(_fields->item(r, 1)->data(Qt::EditRole).toString());

      if (qobject_cast<QCheckBox*>(_fields->cellWidget(r, 0)))
        field.setIsKey(qobject_cast<QCheckBox*>(_fields->cellWidget(r,0))->isChecked());
      else
        field.setIsKey(FALSE);

      field.setType(QVariant::nameToType(_fields->item(r, 2)->data(Qt::EditRole).toString().toAscii().data()));

      if (qobject_cast<QComboBox*>(_fields->cellWidget(r, 4)))
        field.setAction(CSVMapField::nameToAction(qobject_cast<QComboBox*>(_fields->cellWidget(r, 4))->currentText()));
      else
        field.setAction(CSVMapField::Action_Default);

      if (qobject_cast<QSpinBox*>(_fields->cellWidget(r, 5)))
        field.setColumn(qobject_cast<QSpinBox*>(_fields->cellWidget(r,5))->value());
      else
        field.setColumn(0);

      if (qobject_cast<QComboBox*>(_fields->cellWidget(r, 6)))
        field.setIfNullAction(CSVMapField::nameToIfNull(qobject_cast<QComboBox*>(_fields->cellWidget(r, 6))->currentText()));
      else
        field.setIfNullAction(CSVMapField::Nothing);

      if (qobject_cast<QSpinBox*>(_fields->cellWidget(r, 7)))
        field.setColumnAlt(qobject_cast<QSpinBox*>(_fields->cellWidget(r, 7))->value());
      else
        field.setColumnAlt(1);

      if (qobject_cast<QComboBox*>(_fields->cellWidget(r, 8)))
        field.setIfNullActionAlt(CSVMapField::nameToIfNull(qobject_cast<QComboBox*>(_fields->cellWidget(r, 8))->currentText()));
      else
        field.setIfNullActionAlt(CSVMapField::Nothing);

      field.setValueAlt(_fields->item(r, 9)->data(Qt::EditRole).toString());
      map.setField(field);
    }
    map.simplify();
    _atlas->setMap(map);
  }
 
  QSqlDatabase db = QSqlDatabase::database();
  if (db.isValid())
  {
    _fields->setRowCount(0);
    if(_map->count() && ! _map->currentText().isEmpty())
    {
      // CODE TO SELECT MAP
      _selectedMap = _map->currentText();
      map = _atlas->map(_selectedMap);

      _table->setTitle(tr("Table: ") + map.table());
      _table->setEnabled(TRUE);

      _action->setCurrentIndex(map.action());
      _description->setText(map.description());
      _preSql->setText(map.sqlPre());
      _sqlPreContinueOnError->setChecked(map.sqlPreContinueOnError());
      _postSql->setText(map.sqlPost());

      QSqlRecord record = db.record(map.table());
      QStringList fieldnames;
      if (record.isEmpty())
      {
        _msghandler->message(QtWarningMsg, tr("No Existing Table"),
                             tr("<p>The table %1 does not exist in this "
                                "database. You may continue to use and edit "
                                "this map but only those fields that are known "
                                "will be shown.").arg(map.table()),
                             QUrl(), QSourceLocation());
        fieldnames = map.fieldList();
      }
      else
      {
        QStringList fList = map.fieldList();

        for(int i = 0; i < fList.size(); ++i)
        {
          CSVMapField f = map.field(fList.at(i));
          if(!record.contains(fList.at(i)))
          {
            map.removeField(fList.at(i));
            MissingField diag(this, f.name(), record);
            if(diag.exec() == QDialog::Accepted)
            {
              f.setName(diag._fields->currentText());
              map.setField(f);
            }
            _atlas->setMap(map);
          }
        }

        for (int i = 0; i < record.count(); i++)
          fieldnames.append(record.fieldName(i));
      }

      _fields->setRowCount(fieldnames.size());
      for(int row = 0; row < fieldnames.size(); ++row)
      {
        CSVMapField mf = map.field(fieldnames.at(row));

        QCheckBox *check = new QCheckBox(_fields);
        if(!mf.isEmpty())
          check->setChecked(mf.isKey());
        _fields->setCellWidget(row, 0, check);

        _fields->setItem(row, 1, new QTableWidgetItem(fieldnames.at(row)));
        if (record.isEmpty())
        {
          _fields->setItem(row, 2,
                           new QTableWidgetItem(QVariant::typeToName(mf.type())));
          _fields->setItem(row, 3, new QTableWidgetItem(tr("Unknown")));
        }
        else
        {
          _fields->setItem(row, 2,
                           new QTableWidgetItem(QVariant::typeToName(record.field(row).type())));
          _fields->setItem(row, 3, new QTableWidgetItem(
                           (record.field(row).requiredStatus() == QSqlField::Required) ? tr("Yes") :
                           (record.field(row).requiredStatus() == QSqlField::Optional) ? tr("No")  :
                           tr("Unknown")));
        }

        QComboBox *actcombo = new QComboBox(_fields);
        actcombo->addItems(CSVMapField::actionList());
        if (! mf.isEmpty())
          actcombo->setCurrentIndex(mf.action());
        _fields->setCellWidget(row, 4, actcombo);

        QSpinBox *colspinner = new QSpinBox(_fields);
        colspinner->setRange(1, 999);
        colspinner->setPrefix(tr("Column "));
        if(!mf.isEmpty())
          colspinner->setValue(mf.column());
        _fields->setCellWidget(row, 5, colspinner);

        QComboBox *nullcombo = new QComboBox(_fields);
        nullcombo->addItems(CSVMapField::ifNullList());
        if (! mf.isEmpty())
          nullcombo->setCurrentIndex(mf.ifNullAction());
        _fields->setCellWidget(row, 6, nullcombo);

        QSpinBox *altspinner = new QSpinBox(_fields);
        altspinner->setRange(1, 999);
        altspinner->setPrefix(tr("Column "));
        if (! mf.isEmpty())
          altspinner->setValue(mf.columnAlt());
        _fields->setCellWidget(row, 7, altspinner);

        QComboBox *altnullcombo = new QComboBox(_fields);
        altnullcombo->addItems(CSVMapField::ifNullList(TRUE));
        if (! mf.isEmpty())
          altnullcombo->setCurrentIndex(mf.ifNullActionAlt());
        _fields->setCellWidget(row, 8, altnullcombo);

        _fields->setItem(row, 9, new QTableWidgetItem(mf.valueAlt()));

        RowController *control = new RowController(_fields, row, colspinner);
        control->setAction(actcombo);
        control->setColumn(colspinner);
        control->setIfNull(nullcombo);
        control->setAltColumn(altspinner);
        control->setAltIfNull(altnullcombo);
        control->setAltValue(_fields->item(row, 9));
        control->finishSetup();
      }
    }
    else
    {
      _selectedMap = QString::null;
      _table->setTitle(tr("Table: "));
      _table->setEnabled(FALSE);
    }
  }
  else
    _msghandler->message(QtCriticalMsg, tr("No Database"),
                         tr("Could not get the database connection."));
}