基本信息
源码名称:c# 经典TreeListView方法 实例源码下载
源码大小:0.02M
文件格式:.rar
开发语言:C#
更新时间:2014-11-26
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   源码介绍

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace TreeListViewDemo
{
    public partial class Form1 : Form
    {
        private void AddTreeViewNodes()
        {
            // 添加根节点
            TreeNode tn = new TreeNode();
            tn.Text = "金庸小说";
            tn.ImageIndex = 0;
            tn.SelectedImageIndex = 0;
            tv.Nodes.Add((TreeNode)(tn.Clone()));
            // 添加4个子节点
            tn.Text = "射雕英雄传";
            tn.ImageIndex = 1;
            tn.SelectedImageIndex = 2;
            tv.Nodes[0].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "神雕侠侣";
            tn.ImageIndex = 1;
            tn.SelectedImageIndex = 2;
            tv.Nodes[0].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "天龙八部";
            tn.ImageIndex = 1;
            tn.SelectedImageIndex = 2;
            tv.Nodes[0].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "倚天屠龙记";
            tn.ImageIndex = 1;
            tn.SelectedImageIndex = 2;
            tv.Nodes[0].Nodes.Add((TreeNode)(tn.Clone()));

            // 添加根节点
            tn.Text = "古龙小说";
            tn.ImageIndex = 0;
            tn.SelectedImageIndex = 0;
            tv.Nodes.Add((TreeNode)(tn.Clone()));

            // 添加根节点
            tn.Text = "黄易小说";
            tn.ImageIndex = 0;
            tn.SelectedImageIndex = 0;
            tv.Nodes.Add((TreeNode)(tn.Clone()));
            // 添加3个子节点
            tn.Text = "大唐双龙传";
            tn.ImageIndex = 1;
            tn.SelectedImageIndex = 2;
            tv.Nodes[2].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "寻秦记";
            tn.ImageIndex = 1;
            tn.SelectedImageIndex = 2;
            tv.Nodes[2].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "第1章 时空机器";
            tn.ImageIndex = 3;
            tn.SelectedImageIndex = 4;
            tv.Nodes[2].Nodes[1].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "第2章 墨子剑法";
            tn.ImageIndex = 3;
            tn.SelectedImageIndex = 4;
            tv.Nodes[2].Nodes[1].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "第3章 初会秦皇";
            tn.ImageIndex = 3;
            tn.SelectedImageIndex = 4;
            tv.Nodes[2].Nodes[1].Nodes.Add((TreeNode)(tn.Clone()));
            tn.Text = "第4章 一统天下";
            tn.ImageIndex = 3;
            tn.SelectedImageIndex = 4;
            tv.Nodes[2].Nodes[1].Nodes.Add((TreeNode)(tn.Clone()));

            tn.Text = "翻云覆雨";
            tn.ImageIndex = 1;
            tn.SelectedImageIndex = 2;
            tv.Nodes[2].Nodes.Add((TreeNode)(tn.Clone()));
        }

        public Form1()
        {
            InitializeComponent();
            // 调用向树视图中添加节点的方法
            AddTreeViewNodes();
        }   

        private void contextMenuOfTv_Opening(object sender, CancelEventArgs e)
        {

        }

        private void tv_AfterSelect(object sender, TreeViewEventArgs e)
        {
            // 在文本框中显示当前选择节点的完全路径
            txtPath.Text = tv.SelectedNode.FullPath;

            // 在列表视图中显示当前选择节点的所有子节点
            lv.Clear();		// 首先清除列表视图的所有列和项
            // 向列表视图中添加列,当前选择节点不同,列的标题
            // 也不同
            if (tv.SelectedNode.ImageIndex == 0)
            {
                lv.Columns.Add("书名", 160, HorizontalAlignment.Left);
                lv.Columns.Add("页数", 60, HorizontalAlignment.Right);
                lv.Columns.Add("价格", 60, HorizontalAlignment.Right);
            }
            else
            {
                lv.Columns.Add("标题", 160, HorizontalAlignment.Left);
                lv.Columns.Add("字数", 60, HorizontalAlignment.Right);
                lv.Columns.Add("页数", 60, HorizontalAlignment.Right);
            }

            int i = 300, j = 20;
            int imgIndex = 0;
            if (tv.SelectedNode.ImageIndex == 1)
                imgIndex = 1;
            // 向列表视图中添加项
            foreach (TreeNode tn in tv.SelectedNode.Nodes)
            {
                ListViewItem lvi = new ListViewItem(tn.Text, imgIndex);
                lvi.SubItems.Add(i.ToString());
                lvi.SubItems.Add(j.ToString());
                lv.Items.Add(lvi);
                i  = 100;
                j  = 10;
            }

        }

        private void lv_SelectedIndexChanged(object sender, EventArgs e)
        {
            // 把当前项的标题附加到树视图当前选择节点的完全路径的
            // 后面并显示在文本框中
            if (lv.SelectedItems.Count > 0)
                txtPath.Text = tv.SelectedNode.FullPath   tv.PathSeparator   lv.SelectedItems[0].Text;

        }

        private void miLargeIcon_Click(object sender, EventArgs e)
        {
            miLargeIcon.Checked = true;
            miSmallIcon.Checked = false;
            miList.Checked = false;
            miDetail.Checked = false;
            lv.View = System.Windows.Forms.View.LargeIcon;
        }

        private void miSmallIcon_Click(object sender, EventArgs e)
        {
            miLargeIcon.Checked = false;
            miSmallIcon.Checked = true;
            miList.Checked = false;
            miDetail.Checked = false;
            lv.View = System.Windows.Forms.View.SmallIcon;
        }

        private void miList_Click(object sender, EventArgs e)
        {
            miLargeIcon.Checked = false;
            miSmallIcon.Checked = false;
            miList.Checked = true;
            miDetail.Checked = false;
            lv.View = System.Windows.Forms.View.List;
        }

        private void miDetail_Click(object sender, EventArgs e)
        {
            miLargeIcon.Checked = false;
            miSmallIcon.Checked = false;
            miList.Checked = false;
            miDetail.Checked = true;
            lv.View = System.Windows.Forms.View.Details;
        }

        private void miNewNode_Click(object sender, EventArgs e)
        {
            TreeNode tn = new TreeNode("新建节点");
            if (tv.SelectedNode.ImageIndex == 0)
            {
                tn.ImageIndex = 1;
                tn.SelectedImageIndex = 2;
            }
            else
            {
                tn.ImageIndex = 3;
                tn.SelectedImageIndex = 4;
            }
            tv.SelectedNode.Nodes.Add(tn);
        }

        private void miDeleteNode_Click(object sender, EventArgs e)
        {
            tv.SelectedNode.Remove();
        }

        private void miExpandAll_Click(object sender, EventArgs e)
        {
            tv.ExpandAll();
        }

        private void miCollapseAll_Click(object sender, EventArgs e)
        {
            tv.CollapseAll();
        }

        private void miChangeSep_Click(object sender, EventArgs e)
        {
            if (tv.PathSeparator == "\\")
                tv.PathSeparator = "|";
            else
                tv.PathSeparator = "\\";
        }

        private void miShowPlusMinus_Click(object sender, EventArgs e)
        {
            miShowPlusMinus.Checked =! miShowPlusMinus.Checked;
            tv.ShowPlusMinus = miShowPlusMinus.Checked;
        }

        private void miShowLine_Click(object sender, EventArgs e)
        {
            miShowLine.Checked =! miShowLine.Checked ;
            tv.ShowLines = miShowLine.Checked;
        }

       
        
    }
}