Inserts the widget into box at position.
If a sort function is set, the widget will actually be inserted at the calculated position and this function has the same effect as Container.add.
If position is -1, or larger than the total number of children in the box, then the widget will be appended to the end.
the gtk.Widget to add
the position to insert child in
3.12
Inserts the widget into box at position.
If a sort function is set, the widget will actually be inserted at the calculated position and this function has the same effect as Container.add.
If position is -1, or larger than the total number of children in the box, then the widget will be appended to the end.