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