clearCachedData cmdViewHandle coreView createDynamicShapeView getGestureEnabled getMainView getView onPause onResume onTap onTouchDrag setBackgroundDrawable setContextActionEnabled setGestureEnabled setOnCommandChangedListener setOnContentChangedListener setOnContextActionListener setOnDynamicChangedListener setOnDynDrawEndedListener setOnFirstRegenListener setOnGestureListener setOnSelectionChangedListener setOnShapeClickedListener setOnShapeDblClickedListener setOnShapeDeletedListener setOnShapesRecordedListener setOnShapeWillDeleteListener setOnZoomChangedListener snapshot snapshot stop

setOnCommandChangedListener() void rhcad.touchvg.IGraphView.setOnCommandChangedListener ( OnCommandChangedListener  listener ) 添加当前命令改变的观察者 在 rhcad.touchvg.view.SFGraphView , 以及 rhcad.touchvg.view.StdGraphView 内被实现.