Working example of QTableWidget
First item in added row is editable, second one is not editable.
#include <QtGui>
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
// Prepare layout
QMainWindow *window = new QMainWindow;
QTableWidget *tablewidget = new QTableWidget;
window->setCentralWidget(tablewidget);
// Add data
tablewidget->insertRow(0);
tablewidget->insertColumn(0);
tablewidget->insertColumn(1);
QTableWidgetItem *item;
item = new QTableWidgetItem("editable");
tablewidget->setItem(0,0,item);
item = new QTableWidgetItem("non editable");
item->setFlags(item->flags() & ~Qt::ItemIsEditable); // non editable
tablewidget->setItem(0,1,item);
window->show();
return a.exec();
}