类型 CommandItem

type CommandItem struct {
	ID       ui.ID
	Label    string
	Value    string
	Hint     string
	Shortcut string
	Selected bool
	Checked  bool
	Disabled bool
	// Icon, when it has any geometry, is painted before the label. A single-color
	// icon takes the item's text color; a multi-color one keeps its own.
	Icon ui.Icon
}