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android - 检索自定义 View 时出现 ClassCastException

我有这样的布局:QuadPaneHorizo​​ntalSplit类扩展了QuadPaneLayout(扩展了LineraLayout):publicclassQuadPaneHorizontalSplitextendsQuadPaneLayout{publicQuadPaneHorizontalSplit(Contextcontext){super(context);}publicQuadPaneHorizontalSplit(Contextcontext,AttributeSetattrs){super(context,attrs);}@TargetApi(Build.VERSIO