def _create_cell_push_button(self, text, clicked_cb, icon=None):
widget = QWidget()
button = QPushButton()
button.setText(text)
if icon:
button.setIcon(icon)
button.clicked[bool].connect(clicked_cb)
hlayout = QHBoxLayout(widget)
hlayout.addWidget(button)
hlayout.setAlignment(Qt.AlignCenter)
hlayout.setContentsMargins(0, 0, 0, 0)
widget.setLayout(hlayout)
return widget
