QGridLayout *layout = new QGridLayout; layout->setColumnMinimumWidth(0, 15); layout->addWidget(rbChanel, 0, 0, 1, 5); layout->addWidget(sbChanel, 0, 6); layout->addWidget(rbTP, 1, 1, 1, 4, Qt::AlignLeft); layout->addWidget(rbTR, 2, 1, 1, 4, Qt::AlignLeft); layout->addWidget(rbDS1820, 3, 0, 1, 5);