private void ShowFocusNodeParamSetting() { TreeListNode _cNode = this.treeList1.FocusedNode; if (_cNode != null) { MD_GuideLine _cGuideLine = _cNode.GetValue(this.treeListColumn1) as MD_GuideLine; using (MetaDataQueryServiceClient _msc = new MetaDataQueryServiceClient()) { CurrentParamSetting = _msc.GetGuideLineParamSetting(_cGuideLine.ID); } if (CurrentParamSetting != null) { ShowParams(_cGuideLine); } } }