c# treeview 年月日 分类: .NET 2012-12-17 18:02 501人阅读 评论(0) 收藏
这个没含量,以前也没用过treeview控件,初次用。
需求:F盘下有年目录,下面有月目录,再下面就是天的文件,用treeview显示下,折腾了一两个小时,搞出来了。
//初始化树形列表值 private void Test_Load(object sender, EventArgs e) { //基目录 string basePath = @"F:\comback\Release\log"; //年目录 string[] years = Directory.GetDirectories(basePath); //循环年份,获取月,获取天 for (int i = 0; i < years.Length; i++) { int yearIndex = years[i].LastIndexOf('\\') + 1; string year = years[i].Substring(yearIndex, years[i].Length - yearIndex); //获取月目录 string[] months = Directory.GetDirectories(years[i]); //创建月节点 TreeNode[] sons = new TreeNode[months.Length]; //循环月目录 for (int j = 0; j < months.Length;j++ ) { int monthIndex = months[j].LastIndexOf('\\') + 1; string month = months[j].Substring(monthIndex, months[j].Length - monthIndex); //填充月节点 sons[j] = new TreeNode(month); //获取天 string[] days = Directory.GetFiles(months[j]); //创建天节点 TreeNode[] grands = new TreeNode[days.Length]; for (int k = 0; k < days.Length;k++ ) { int dayIndex = days[k].LastIndexOf('\\') + 1; string day = days[k].Substring(dayIndex, days[k].Length - dayIndex); //填充天节点 grands[k] = new TreeNode(day); } //将天节点添加到月节点里 sons[j].Nodes.AddRange(grands); } TreeNode node = new TreeNode(year, sons); //填充树形值 this.treeView1.Nodes.Add(node); } }
效果:
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