Helper class for GtkBox.
None.
GtkBox is a base class providing box container widgets with properties and methods related to packing multiple child widgets.
GtkBoxChild is a helper class that allows access to the widget and packing information for each individual child. The children property in GtkBox is an array of GtkBoxChild objects corresponding to packed child widgets.
Note that neither GtkBox nor GtkBoxChild can be constructed directly.
widget: Child widget. padding: Child padding. expand: Child expand toggle. fill: Child fill toggle. pack: Child packing type.