A row that arranges the children horizontally.
Do the necessary initialization.
Add one or more classes to an element.
Rest
Add a child widget to the container.
Destroy the element
Add a click event listener to the widget.
The function to call when the widget is clicked.
Remove one or more classes from an element.
Set the content of the container.
Set the text of the widget.
The value to set the text to.
A row that arranges the children horizontally.