is_focus_sibling

Description:

[ Version ( since = "3.0" ) ]
public bool is_focus_sibling (CellRenderer renderer, CellRenderer sibling)

Returns whether sibling is one of renderer’s focus siblings (see add_focus_sibling).

this	a CellArea
renderer	the CellRenderer expected to have focus
sibling	the CellRenderer to check against `renderer`’s sibling list

true if sibling is a focus sibling of renderer