Gtk.CellArea.prototype.get_cell_allocation

function get_cell_allocation(context:Gtk.CellAreaContext, widget:Gtk.Widget, renderer:Gtk.CellRenderer, cell_area:Gdk.Rectangle):void {
    // Gjs wrapper for gtk_cell_area_get_cell_allocation()
}

Derives the allocation of renderer inside area if area were to be renderered in cell_area.

Since 3.0

context: the Gtk.CellAreaContext used to hold sizes for area.
widget: the Gtk.Widget that area is rendering on
renderer: the Gtk.CellRenderer to get the allocation for
cell_area: the whole allocated area for area in widget for this row