#[derive(Clone, Copy, Debug, Eq, PartialEq)]
pub(in crate::ui) enum TreePaneAction {
MoveDown,
MoveUp,
Home,
End,
ToggleSelected,
OpenSelected,
CloseSelected,
}
#[derive(Clone, Debug, Eq, PartialEq)]
pub(in crate::ui) enum TreePaneNotice {
Opened(String),
Closed(String),
MovedToParent,
Noop,
}