ChildrenLen gets the total count of children for the given container.

DestroyChildren destroys all children of the given container, removing and freeing them at the same time.

ForeachChildBackwards iterates the list.

ForeachChildBackwards iterates the list backwards.

LeafletOnFold binds a callback to a leaflet that would be called when the leaflet's folded state changes.

NewActionButton creates a new menu button that spawns a popover with the listed actions.

NewMenuActionButton is the same as NewActionButton, but it uses the open-menu-symbolic icon.

RemoveChildren removes all children from the given container.

SuggestAction styles the element to have the suggeested action class.

LabelTweaker is used for ActionPopover and other functions that may need to change the alignment of children widgets.