资源简介
C#TreeView将左侧数据添加到右侧树视图

代码片段和文件信息
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace WinformModel
{
public partial class TreeViewForm : Form
{
public TreeViewForm()
{
InitializeComponent();
tvLeft.CheckBoxes = true;
tvLeft.AfterCheck += new TreeViewEventHandler(tvLeft_AfterCheck);
}
void tvLeft_AfterCheck(object sender TreeViewEventArgs e)
{
if (e.Action != TreeViewAction.Unknown)
{
CheckAllChildNodes(e.Node e.Node.Checked);
//选中父节点
bool bol = true;
if (e.Node.Parent != null)
{
for (int i = 0; i < e.Node.Parent.Nodes.Count; i++)
{
if (!e.Node.Parent.Nodes[i].Checked)
bol = false;
}
e.Node.Parent.Checked = bol;
}
}
}
#region 选中子节点
public void CheckAllChildNodes(TreeNode treeNode bool nodeChecked)
{
foreach (TreeNode node in treeNode.Nodes)
{
node.Checked = nodeChecked;
if (node.Nodes.Count > 0)
{
this.CheckAllChildNodes(node nodeChecked);
}
}
}
#endregion
private void TreeViewForm_Load(object sender EventArgs e)
{
// 加载默认数据
List list = new List() {
new TreeNodeClass(1“父节点1“0)
new TreeNodeClass(2“节点1-1“1)
new TreeNodeClass(3“节点1-2“1)
new TreeNodeClass(4“父节点2“0)
new TreeNodeClass(5“节点2-1“4)
new TreeNodeClass(6“节点2-2“4)
};
IEnumerable parentList = list.Where(p => p.parentId == 0);
tvLeft.Nodes.Clear();
foreach (TreeNodeClass pNode in parentList)
{
TreeNode parentNode = new TreeNode();
parentNode.Text = pNode.name;
IEnumerable childrenList = list.Where(p => p.parentId == pNode.id);
foreach (TreeNodeClass cNode in childrenList)
{
TreeNode childrenNode = new TreeNode();
childrenNode.Text = cNode.name;
parentNode.Nodes.Add(childrenNode);
}
this.tvLeft.Nodes.Add(parentNode);
}
}
///
/// 递归获取选择Node
///
///
///
public static List GetCheckedNode(TreeNodeCollection tnc)
{
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 5817 2014-07-14 14:33 TreeViewForm.resx
文件 4630 2014-07-14 14:54 TreeViewForm.cs
文件 3061 2014-07-14 14:33 TreeViewForm.Designer.cs
----------- --------- ---------- ----- ----
13508 3
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