Method NodeWalkDown

core/widget.go:409–414

NodeWalkDown extends [tree.Node.WalkDown] to [WidgetBase.Parts], which is key for getting full tree traversal to work when updating, configuring, and styling. This implements [tree.Node.NodeWalkDown].

(fun func(tree.Node) bool)

// which is key for getting full tree traversal to work when updating,
// configuring, and styling. This implements [tree.Node.NodeWalkDown].
func (wb *WidgetBase) NodeWalkDown(fun func(tree.Node) bool) {
	if wb.Parts == nil {
		return
	}
	wb.Parts.WalkDown(fun)
}

// ForWidgetChildren iterates through the children as widgets, calling the given function.
// Return [tree.Continue] (true) to continue, and [tree.Break] (false) to terminate.