Gtk.CellArea::foreach_alloc

function vfunc_foreach_alloc(context:Gtk.CellAreaContext, widget:Gtk.Widget, cell_area:Gdk.Rectangle, background_area:Gdk.Rectangle, callback:Gtk.CellAllocCallback):void {
}

Calls callback for every Gtk.CellRenderer in area with the allocated rectangle inside cell_area.

Since 3.0

context: the Gtk.CellAreaContext for this row of data.
widget: the Gtk.Widget that area is rendering to
cell_area: the widget relative coordinates and size for area
background_area: the widget relative coordinates of the background area
callback: the Gtk.CellAllocCallback to call