Simple operation algorithm of WebTree(1)

public static void SetsubNodesChecked(ref Infragistics.WebUI.UltraWebNavigator.Node objNode,bool chkState)
        {
                        int iCount = objNode.Nodes.Count;
            if (iCount == 0)
            {
                return;
            }
            for(int i=0;i<iCount;i++)
            {
                Infragistics.WebUI.UltraWebNavigator.Node objNodeTemp = objNode.Nodes[i];
                objNodeTemp.Checked = chkState;
                if(objNodeTemp.Nodes.Count>0)
                {
                    SetsubNodesChecked(ref objNodeTemp,chkState);
                }
            }

        }

Call example:

    private void UWTreePositionTree_NodeChecked(object sender, Infragistics.WebUI.UltraWebNavigator.WebTreeNodeCheckedEventArgs e)
        {
            Infragistics.WebUI.UltraWebNavigator.Node objNode = e.Node;
            MaintainCoursesByJobcodeUI.SetsubNodesChecked(ref objNode,e.Node.Checked);
            return;

        
        }