Console FTP in C#

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.IO;
using Ftp;

namespace JFtp
{
	/// <summary>
	/// Summary description for LocalHelper.
	/// </summary>
	public class LocalHelper
	{
		public LocalHelper(TreeView lclTreeView, ListView lclListView)
		{
			this.lclTreeView = lclTreeView;
			this.lclListView = lclListView;
			
			this.lclListView.DoubleClick += new System.EventHandler(UpdateLclListView);
			this.lclTreeView.AfterSelect += new System.Windows.Forms.TreeViewEventHandler(UpdateLclTreeView);
			InitializeLclTreeView();
		}

		
		/// <summary>
		/// populates the local tree view with data
		/// </summary>
		private void InitializeLclTreeView()
		{
			string[] drives = Directory.GetLogicalDrives();
			TreeNode[] nodes = new TreeNode[drives.Length];
			string rootDrive = Path.GetPathRoot(System.Environment.SystemDirectory);
			int rootIndex  = 0;
			for(int i = 0; i < drives.Length; i++)
			{
				if(drives[i] == rootDrive) rootIndex = i;
				drives[i] = drives[i].Replace("\\", "");
				nodes[i] = new TreeNode(drives[i]);
			}
			lclTreeView.Nodes.AddRange(nodes);
			lclTreeView.SelectedNode = nodes[rootIndex];
			return;
		}

		/// <summary>
		/// populates the local list view with data
		/// </summary>
		/// <param name="path">the directory to populate the data with</param>
		private void UpdateLclListView(string path)
		{			
			lclListView.Items.Clear();
			if(!path.EndsWith("\\")) path = path+="\\";
			string rootDrive = path;
			string[] files, dirs;
			//incase a floppy drive is selected or something
			try
			{
				files = Directory.GetFiles(rootDrive);
				dirs = Directory.GetDirectories(rootDrive);
			}
			catch(Exception)
			{
				files = new string[0];
				dirs = new string[0];
			}

			lclTreeView.SelectedNode.Nodes.Clear();
			//add directories
			foreach(string dir in dirs)
			{
				DirectoryInfo currDir = new DirectoryInfo(dir);
				bool hidden = false;
				if((FileAttributes.Hidden & currDir.Attributes) == FileAttributes.Hidden)
					hidden = true;
				if(!hidden)
				{
					ListViewItem item = new ListViewItem(currDir.Name);
					lclTreeView.SelectedNode.Nodes.Add(currDir.Name);
					item.SubItems.Add("");
					item.SubItems.Add("DIR");
					item.SubItems.Add(currDir.CreationTime.ToString("g"));
					lclListView.Items.Add(item);
				}
			}
			foreach(string file in files)
			{
				FileInfo currFile = new FileInfo(file);
				bool hidden = false;
				if((FileAttributes.Hidden & currFile.Attributes) == FileAttributes.Hidden)
					hidden = true;
				if(!hidden)
				{
					ListViewItem item = new ListViewItem(currFile.Name);
					item.SubItems.Add(JFtp.GenerateFileSize(currFile.Length));
					//item.SubItems.Add("FILE");
					item.SubItems.Add(Path.GetExtension(currFile.Name));
					item.SubItems.Add(currFile.CreationTime.ToString("g"));
					lclListView.Items.Add(item);
				}
			}
			return;
		}
		
		/// <summary>
		/// populates the treeview with folders
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void UpdateLclTreeView(object sender, System.Windows.Forms.TreeViewEventArgs e)
		{
			if(sender == lclTreeView)
			{
				UpdateLclListView(lclTreeView.SelectedNode.FullPath);
				lclTreeView.SelectedNode.Expand();
				return;
			}
		}	

		
		private void UpdateLclListView(object sender, System.EventArgs e)
		{
			if(sender == lclListView)
			{
				ListView.SelectedListViewItemCollection items = lclListView.SelectedItems;
				ListViewItem item = items[0];
				foreach(TreeNode node in lclTreeView.SelectedNode.Nodes)
				{
					if(node.Text == item.Text)
					{
						lclTreeView.SelectedNode = node;
						lclTreeView.SelectedNode.Expand();
						return;
					}
				}
				return;
			}		
		}

		private TreeView lclTreeView;
		private ListView lclListView;
	}
}