Qt tablewidget

#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QList>
#include <QDebug>

MainWindow::MainWindow(QWidget *parent)
    : QMainWindow(parent)
    , ui(new Ui::MainWindow)
{
    ui->setupUi(this);
    ui->tableWidget->setColumnCount(4);
    ui->tableWidget->setStyleSheet("QTableView {selection-background-color: gray;}");
    ui->tableWidget->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch);
//    ui->tableWidget->setSelectionBehavior(QAbstractItemView::SelectRows);
    ui->tableWidget->setHorizontalHeaderItem(0, new QTableWidgetItem("Place"));
    ui->tableWidget->setHorizontalHeaderItem(1, new QTableWidgetItem("Parameter"));
    ui->tableWidget->setHorizontalHeaderItem(2, new QTableWidgetItem("email"));
    ui->tableWidget->setHorizontalHeaderItem(3, new QTableWidgetItem("message"));


}

MainWindow::~MainWindow()
{
    delete ui;
}

void MainWindow::on_deleteButton_clicked()
{
//    comboList.erase(
//    std::remove_if(comboList.begin(), comboList.end(), [&](ComboList const & obj)
//    {
//        return obj.cb == ui->tableWidget->; // instead current row it should be static row
//    }), comboList.end());
//    qDebug() << "Usuwam: " << ui->tableWidget->currentRow();
    ui->tableWidget->removeRow(ui->tableWidget->currentRow());
}

void MainWindow::on_addButton_clicked()
{
    ComboList temp;
    QComboBox *cBoxPlaces;
    cBoxPlaces = new QComboBox;
    cBoxPlaces->addItem("Pokoj");
    cBoxPlaces->addItem("Kuchnia");
    cBoxPlaces->addItem("Garaz");

    temp.cb = cBoxPlaces;
    temp.row = ui->tableWidget->rowCount();
    qDebug() << "Dodaje: " << ui->tableWidget->rowCount();
    comboList.push_back(temp);

    QComboBox *cBoxParams;
    cBoxParams = new QComboBox;
    cBoxParams->addItem("Temperatura");
    cBoxParams->addItem("Wilgotnosc");
    cBoxParams->addItem("Cisnienie");

    temp.cb = cBoxParams;
    temp.row = ui->tableWidget->rowCount();
    comboList.push_back(temp);
    ui->tableWidget->insertRow(ui->tableWidget->rowCount());

    for(int i = 0; i < ui->tableWidget->columnCount(); i++)
    {
        if(i == 0)
            ui->tableWidget->setCellWidget(ui->tableWidget->rowCount()-1, i, cBoxPlaces);
        else if(i == 1)
            ui->tableWidget->setCellWidget(ui->tableWidget->rowCount()-1, i, cBoxParams);
        else
            ui->tableWidget->setItem(ui->tableWidget->rowCount()-1, i, new QTableWidgetItem("fill"));
    }
}

void MainWindow::on_activateButton_clicked()
{
    qDebug() << "Aktywuje: " << ui->tableWidget->currentRow();
    if(ui->tableWidget->currentRow() >= 0)
    {
        for(int i = 0; i < ui->tableWidget->columnCount(); i++)
        {
            if(i < 2)
            {
                ui->tableWidget->cellWidget(ui->tableWidget->currentRow(), i)->setStyleSheet("QComboBox { background-color: green; }");
                ui->tableWidget->cellWidget(ui->tableWidget->currentRow(), i)->setEnabled(false);
            }
            else
            {
                ui->tableWidget->item(ui->tableWidget->currentRow(), i)->setBackground(Qt::green);
                ui->tableWidget->item(ui->tableWidget->currentRow(), i)->
                        setFlags(ui->tableWidget->item(ui->tableWidget->currentRow(), i)->flags() & ~Qt::ItemIsEditable);
            }
        }
    }
}

void MainWindow::on_deactivateButton_clicked()
{
    if(ui->tableWidget->currentRow() >= 0)
    {
        for(int i = 0; i < ui->tableWidget->columnCount(); i++)
        {
            if(i < 2)
            {
                ui->tableWidget->cellWidget(ui->tableWidget->currentRow(), i)->setStyleSheet("QComboBox { background-color: red; }");
                ui->tableWidget->cellWidget(ui->tableWidget->currentRow(), i)->setEnabled(true);
            }
            else
            {
                ui->tableWidget->item(ui->tableWidget->currentRow(), i)->setBackground(Qt::red);
                ui->tableWidget->item(ui->tableWidget->currentRow(), i)->
                        setFlags(ui->tableWidget->item(ui->tableWidget->currentRow(), i)->flags() ^ Qt::ItemIsEditable);
            }
        }
    }
}