Sets the icon of the tooltip (which is in front of the text) to be the stock item indicated by stock_id with the size indicated by size. If stock_id is NULL, the image will be hidden.
a stock id, or NULL
a stock icon size (gtk.IconSize)
Deprecated: Use Tooltip.setIconFromIconName instead.
2.12
Sets the icon of the tooltip (which is in front of the text) to be the stock item indicated by stock_id with the size indicated by size. If stock_id is NULL, the image will be hidden.