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

setOnContextActionListener() void rhcad.touchvg.IGraphView.setOnContextActionListener ( OnContextActionListener  listener ) 添加上下文按钮点击的观察者 在 rhcad.touchvg.view.SFGraphView , 以及 rhcad.touchvg.view.StdGraphView 内被实现.