onSelectComponentCallBack = function (componentId) { //do something //实时返回当前三维场景中选中的构件 }; onSelectBillBoardCallBack = function (billboardId) { //do something //实时返回当前三维场景中选中的billboard }; onCreateComponentCompleteCallBack = function (projGuid, componentId) { //do something //实时返回新创建的构件id和所在工程id };