#region 依据目录填充树视图
/// <summary>
/// 依据文件夹目录，填充树视图
/// </summary>
/// <param name="dirPath">跟目录路径</param>
/// <param name="loopflag">是否循环子文件夹</param>
public void FillTreeView(TreeView treeView, string dirPath, bool loopflag)
{
try
{
// 检查目标目录是否以目录分割字符结束如果不是则添加之
if (dirPath[dirPath.Length - 1] != System.IO.Path.DirectorySeparatorChar)
{
dirPath += System.IO.Path.DirectorySeparatorChar;
}
// 判断目标目录是否存在如果不存在则新建之
if (!System.IO.Directory.Exists(dirPath))
{
DialogResult result = MessageBox.Show(dirPath + " 目录不存在是否创建？", "提示", MessageBoxButtons.YesNo);
if (DialogResult.Yes == result)
{
System.IO.Directory.CreateDirectory(dirPath);
}
else
{
return;
}
}
treeView.Nodes.Clear();
//string tempPath = dirPath.Substring(0, dirPath.Length - 1);
//string dir = tempPath.Substring(tempPath.LastIndexOf(System.IO.Path.DirectorySeparatorChar), tempPath.Length);
TreeNode rootNode = new TreeNode();
rootNode.Text = dirPath;
rootNode.Tag = dirPath;
treeView.Nodes.Add(rootNode);
string[] fileList = null;
if (!loopflag)
{
// 如果你指向copy目标文件下面的文件而不包含目录请使用下面的方法
fileList = Directory.GetFiles(dirPath);
}
else
{
// 得到源目录的文件列表，该里面是包含文件以及目录路径的一个数组
fileList = System.IO.Directory.GetFileSystemEntries(dirPath);
}
AddNodes(rootNode, fileList, loopflag);
}
catch (Exception ex)
{
MessageBox.Show("目录树视图显示失败！ " + ex);
//throw;
}
}
public void AddNodes(TreeNode parentNode, string[] fileList, bool loopflag)
{
try
{
// 遍历所有的文件和目录
foreach (string file in fileList)
{
TreeNode nowNode = new TreeNode();
string filename = file.Substring(file.LastIndexOf(System.IO.Path.DirectorySeparatorChar));
nowNode.Text = filename;
//nowNode.Text = file;
nowNode.Tag = file;
parentNode.Nodes.Add(nowNode);
if (System.IO.Directory.Exists(file))
{
string[] fllist = System.IO.Directory.GetFileSystemEntries(file);
AddNodes(nowNode, fllist, loopflag);
}
}
}
catch (System.Exception ex)
{
throw ex;
}
}
#endregion
转载于:https://www.cnblogs.com/shenchao/p/3681273.html
