def setAction(self, action, position=LeftPosition):
"""
Set `action` to be displayed at `position`. Existing action
(if present) will be removed.
Parameters
----------
action : :class:`QAction`
position : int
Position where to set the action (default: ``LeftPosition``).
"""
curr = self.actionAt(position)
if curr is not None:
self.removeAction(position)
# Add the action using QWidget.addAction (for shortcuts)
QLineEdit.addAction(self, action)
button = LineEditButton(self)
button.setToolButtonStyle(Qt.ToolButtonIconOnly)
button.setDefaultAction(action)
button.setVisible(self.isVisible())
button.show()
button.setCursor(Qt.ArrowCursor)
button.triggered.connect(self.triggered)
button.triggered.connect(self.__onTriggered)
slot = _ActionSlot(position, action, button, False)
self.__actions[position - 1] = slot
if not self.testAttribute(Qt.WA_Resized):
# Need some sensible height to do the layout.
self.adjustSize()
self.__layoutActions()
