类的使用
cool.document.qtmd.BaseMaybeFlagState

cool.document.qtmd中BaseMaybeFlagState的使用

cool.document.qtmd中BaseMaybeFlagState的子类

修饰符和类型	类	说明
class	BgState
class	BState
class	HashState
class	IState
class	MaybeColorState
class	MaybeLinkState
class	MaybeUlState