Gtk.CellRenderer.prototype.get_preferred_width_for_height

function get_preferred_width_for_height(widget:Gtk.Widget, height:Number):void {
    // Gjs wrapper for gtk_cell_renderer_get_preferred_width_for_height()
}

Retreives a cell renderers's minimum and natural width if it were rendered to widget with the specified height.

Since 3.0

widget: the Gtk.Widget this cell will be rendering to
height: the size which is available for allocation