getDocName getMsgType getObjectId getOrighinalMsg getSubName getSubType getTypeName getX getY getZ ISelectionChanges ISelectionChanges ISelectionChanges ISelectionChanges MsgSource MsgType operator= operator=

operator=() [1/2] ISelectionChanges & operator= ( const ISelectionChanges &  other ) 赋值运算符 赋值运算符 参数 [other] 赋值对象 返回 新生成对象