类分层结构
- java.lang.Object
- android.content.Context
- android.content.ContextWrapper
- android.view.ContextThemeWrapper
- android.app.Activity (implements android.content.ComponentCallbacks2, android.view.KeyEvent.Callback, android.view.LayoutInflater.Factory2, android.view.View.OnCreateContextMenuListener, android.view.Window.Callback)
- android.app.Fragment (implements android.content.ComponentCallbacks2, android.view.View.OnCreateContextMenuListener)
- com.tencent.qcloud.tim.uikit.base.IMEventListener
接口分层结构
枚举分层结构
- java.lang.Object
- java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)