rect
(in widget coordinates). This is especially useful for
properly setting tooltips on GtkTreeView
rows and cells, GtkIconViews
,
etc.gtkTooltipSetTipArea(object, area)
object
area
GtkTreeView
, please refer to the convenience
functions for this: gtkTreeViewSetTooltipRow
and
gtkTreeViewSetTooltipCell
.
Since 2.12