_context _id _parent _refcount _shape _tag addRef clone context getID getParent getTag getType MgShapeExt release setContext setParent setTag shape shapec ~MgShapeExt

setParent() void MgShapeExt::setParent ( MgShapes *  p, int  sid  ) virtual 由图形列表设置拥有者和编号 实现了 MgShape. 函数调用图: