一个用C＃写的无限结点树的原码
//递归生成树的项目
private void CreateNode(int sZml,Crownwood.DotNetMagic.Controls.Node pNode)
{
//从WebService上取得数据集
====================================================
DataSet myDataSet=new DataSet();
string strCom = "SELECT * FROM cptree where zcpsid=" + sZml;
myDataSet=Form1.myService.GetTree(strCom);
//============================================================================
pNode.Expanded=true;
if(pNode.Expanded==false)
pNode.Image=imageList.Images[7];
else
pNode.Image=imageList.Images[8];
//定义一个DataRow
System.Data.DataTable myDataTable=new DataTable(); //定义一个DataTable
myDataTable = myDataSet.Tables["cptree"]; //引用DataSet中的一个DataTable
foreach(System.Data.DataRow myDataRow in myDataTable.Rows)
{
if(pNode==null)
{
Crownwood.DotNetMagic.Controls.Node Nodee;
Nodee=new Node();
Nodee.Text=myDataRow["cplm"].ToString();
Crownwood.DotNetMagic.Controls.Node Node = TheTreeCkCpXs.Nodes.Add(Nodee);
CreateNode(Int32.Parse(myDataRow["cpsid"].ToString()),Node); //再次递归
}
else
{
Crownwood.DotNetMagic.Controls.Node Nodee;
Nodee=new Node();
Nodee.Text=myDataRow["cplm"].ToString();
Crownwood.DotNetMagic.Controls.Node Node = pNode.Nodes.Add(Nodee);
CreateNode(Int32.Parse(myDataRow["cpsid"].ToString()),Node); //再次递归
}
}
}
//加载树
private void CreateTree()
{
//改变主窗口菜单的属性
// Create the TreeControl for use in the new docking window
TheTreeCkCpXs.Dock=DockStyle.Left;
TheTreeCkCpXs.SetTreeControlStyle(TreeControlStyles.GroupOfficeLight);
TheTreeCkCpXs.BorderStyle = TreeBorderStyle.None;
TheTreeCkCpXs.Location = new System.Drawing.Point(0, 0);
TheTreeCkCpXs.GroupColoring = GroupColoring.Office2003Light;
TheTreeCkCpXs.Width=160;
TheTreeCkCpXs.SetTreeControlStyle(TreeControlStyles.StandardPlain);
TheTreeCkCpXs.AutoEdit = false;
TheTreeCkCpXs.PathSeparator=",";
Crownwood.DotNetMagic.Controls.Node Node1;
int sIndex;
Node1=new Node();
// Form1 theForm1 = new Form1();
Node1.Text=Form1.ymmc;
TheTreeCkCpXs.Nodes.Add(Node1);
TheTreeCkCpXs.SelectedNode=Node1;
sIndex=TheTreeCkCpXs.Nodes.IndexOf(Node1);
CreateNode(0,Node1);
Controls.Add(TheTreeCkCpXs);
}
数据表格式
3 cpsid int 4 0
0 cplm nvarchar 50 1
0 zcpsid nvarchar 50 1
0 cpscp tinyint 1 1
