Method scrollToWidget

core/scroll.go:285–292

scrollToWidget scrolls the layout to ensure that the given widget is in view. It returns whether scrolling was needed.

(w Widget)

// scrollToWidget scrolls the layout to ensure that the given widget is in view.
// It returns whether scrolling was needed.
func (fr *Frame) scrollToWidget(w Widget) bool {
	// note: critical to NOT use BBox b/c it is zero for invisible items!
	box := w.AsWidget().Geom.totalRect()
	if box.Size() == (image.Point{}) {
		return false
	}
	return fr.ScrollToBox(box)
}

// autoScrollDim auto-scrolls along one dimension, based on the current
// position value, which is in the current scroll value range.