CellArea.getFocusFromSibling

Gets the #GtkCellRenderer which is expected to be focusable for which @renderer is, or may be a sibling.

This is handy for #GtkCellArea subclasses when handling events, after determining the renderer at the event location it can then chose to activate the focus cell for which the event cell may have been a sibling.

class CellArea
getFocusFromSibling

Parameters

renderer CellRenderer

the #GtkCellRenderer

Return: the #GtkCellRenderer for which @renderer is a sibling, or %NULL.

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