def bt_negociar_tabela(self, tabela, row, col, function):
        button = QPushButton()
        sizePolicy = QSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
        sizePolicy.setHeightForWidth(
            button.sizePolicy().hasHeightForWidth())
        button.setSizePolicy(sizePolicy)
        button.setMinimumSize(QSize(0, 30))
        button.setMaximumSize(QSize(108, 30))
        button.setText("Negociar")
        button.setCursor(QCursor(Qt.PointingHandCursor))
        icon = QPixmap(":Images/Images/negociar_bt_tabela.svgz")
        button.setIconSize(QSize(20, 20))
        button.setIcon(QIcon(icon))
        button.setObjectName("bt_tabela")
        button.clicked.connect(function)

        tabela.setCellWidget(row, col, button)