Creates a new #GtkRadioToolButton, adding it to @group. The new #GtkRadioToolButton will contain an icon and label from the stock item indicated by @stock_id.
an existing radio button group, or %NULL if you are creating a new group
the name of a stock item
The new #GtkRadioToolButton
Deprecated: Use gtk_radio_tool_button_new() instead.
ConstructionException GTK+ fails to create the object.
2.4
See Implementation
Creates a new #GtkRadioToolButton, adding it to @group. The new #GtkRadioToolButton will contain an icon and label from the stock item indicated by @stock_id.