System 成员列表

成员的完整列表，这些成员属于 System,包括所有继承而来的类成员

destroy()=0	System	pure virtual
getPriority() const	System	inline
getScene() const	System	inline
init()=0	System	pure virtual
m_priority	System	protected
m_scene	System	protected
setPriority(int priority)	System	inline
setScene(Scene *scene)	System	inline
System(int priority=0)	System
update()=0	System	pure virtual
~System()	System	virtual