在我的代码中，我可以通过点击它们来重命名treenodes，但是在重命名treenode之后，它不会重命名与之关联的文件。我知道我错过了什么。任何人都有任何想法，或者可以指出我正确的方向，非常感谢！
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;
using System.IO;
namespace VEC_Job_Wizard
{
public partial class Home : Form
{
public Home()
{
InitializeComponent();
}
private void Home_Load(object sender, EventArgs e)
{
this.treeView1.ItemDrag += new System.Windows.Forms.ItemDragEventHandler(this.treeView_ItemDrag);
this.treeView2.ItemDrag += new System.Windows.Forms.ItemDragEventHandler(this.treeView_ItemDrag);
this.treeView1.DragEnter += new System.Windows.Forms.DragEventHandler(this.treeView_DragEnter);
this.treeView2.DragEnter += new System.Windows.Forms.DragEventHandler(this.treeView_DragEnter);
this.treeView1.DragDrop += new System.Windows.Forms.DragEventHandler(this.treeView_DragDrop);
this.treeView2.DragDrop += new System.Windows.Forms.DragEventHandler(this.treeView_DragDrop);
ListDirectory(treeView1, Path1);
ListDirectory(treeView2, Path2);
treeView1.TopNode.Expand();
treeView2.TopNode.Expand();
}
String Path1 = @"F:\";
String Path2 = @"S:\";
private static TreeNode CreateDirectoryNode(DirectoryInfo directoryInfo)
{
var directoryNode = new TreeNode(directoryInfo.Name);
foreach (var directory in directoryInfo.GetDirectories())
directoryNode.Nodes.Add(CreateDirectoryNode(directory));
foreach (var file in directoryInfo.GetFiles())
directoryNode.Nodes.Add(new TreeNode(file.Name));
return directoryNode;
}
public void ListDirectory(TreeView treeView, string path)
{
treeView.Nodes.Clear();
var rootDirectoryInfo = new DirectoryInfo(path);
treeView.Nodes.Add(CreateDirectoryNode(rootDirectoryInfo));
}
private void treeView_ItemDrag(object sender, ItemDragEventArgs e)
{
DoDragDrop(e.Item, DragDropEffects.Move);
}
private void treeView_DragDrop(object sender, DragEventArgs e)
{
TreeNode NewNode;
if (e.Data.GetDataPresent("System.Windows.Forms.TreeNode", false))
{
Point pt = ((TreeView)sender).PointToClient(new Point(e.X, e.Y));
TreeNode DestinationNode = ((TreeView)sender).GetNodeAt(pt);
NewNode = (TreeNode)e.Data.GetData("System.Windows.Forms.TreeNode");
if (DestinationNode.TreeView != NewNode.TreeView)
{
DestinationNode.Nodes.Add((TreeNode)NewNode.Clone());
DestinationNode.Expand();
//Remove Original Node
NewNode.Remove();
}
}
}
private void treeView_DragEnter(object sender, DragEventArgs e)
{
e.Effect = DragDropEffects.Move;
}
private void treeView1_MouseDown(object sender, MouseEventArgs e)
{
mySelectedNode = treeView1.GetNodeAt(e.X, e.Y);
}
private void menuItem1_Click(object sender, System.EventArgs e)
{
if (mySelectedNode != null && mySelectedNode.Parent != null)
{
treeView1.SelectedNode = mySelectedNode;
treeView1.LabelEdit = true;
if (!mySelectedNode.IsEditing)
{
mySelectedNode.BeginEdit();
}
}
else
{
MessageBox.Show("No tree node selected or selected node is a root node.\n" +
"Editing of root nodes is not allowed.", "Invalid selection");
}
}
private void treeView1_AfterLabelEdit(object sender,
System.Windows.Forms.NodeLabelEditEventArgs e)
{
if (e.Label != null)
{
if (e.Label.Length > 0)
{
if (e.Label.IndexOfAny(new char[] { '@', '.', ',', '!' }) == -1)
{
// Stop editing without canceling the label change.
e.Node.EndEdit(false);
}
else
{
/* Cancel the label edit action, inform the user, and
place the node in edit mode again. */
e.CancelEdit = true;
MessageBox.Show("Invalid tree node label.\n" +
"The invalid characters are: '@','.', ',', '!'",
"Node Label Edit");
e.Node.BeginEdit();
}
}
else
{
/* Cancel the label edit action, inform the user, and
place the node in edit mode again. */
e.CancelEdit = true;
MessageBox.Show("Invalid tree node label.\nThe label cannot be blank",
"Node Label Edit");
e.Node.BeginEdit();
}
}
}
private void treeView2_MouseDown(object sender, MouseEventArgs e)
{
mySelectedNode = treeView2.GetNodeAt(e.X, e.Y);
}
private void menuItem2_Click(object sender, System.EventArgs e)
{
if (mySelectedNode != null && mySelectedNode.Parent != null)
{
treeView2.SelectedNode = mySelectedNode;
treeView2.LabelEdit = true;
if (!mySelectedNode.IsEditing)
{
mySelectedNode.BeginEdit();
}
}
else
{
MessageBox.Show("No tree node selected or selected node is a root node.\n" +
"Editing of root nodes is not allowed.", "Invalid selection");
}
}
// Renames the file upon clicking again once the particular file has been highlighted
public void treeView2_AfterLabelEdit(object sender,
System.Windows.Forms.NodeLabelEditEventArgs e)
{
if (e.Label != null)
{
if (e.Label.Length > 0)
{
if (e.Label.IndexOfAny(new char[] { '@', '.', ',', '!' }) == -1)
{
// Stop editing without canceling the label change.
e.Node.EndEdit(false);
}
else
{
/* Cancel the label edit action, inform the user, and
place the node in edit mode again. */
e.CancelEdit = true;
MessageBox.Show("Invalid tree node label.\n" +
"The invalid characters are: '@','.', ',', '!'",
"Node Label Edit");
e.Node.BeginEdit();
}
}
else
{
/* Cancel the label edit action, inform the user, and
place the node in edit mode again. */
e.CancelEdit = true;
MessageBox.Show("Invalid tree node label.\nThe label cannot be blank",
"Node Label Edit");
e.Node.BeginEdit();
}
}
}
public TreeNode mySelectedNode { get; set; }
// Opens the selected file upon double-clicking
private void treeView2_NodeMouseDoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
String TreeNodeName = treeView2.SelectedNode.ToString().Replace("TreeNode: ",String.Empty);
System.Diagnostics.Process.Start(Path2 + "\\" + TreeNodeName);
}
private void treeView1_NodeMouseDoubleClick(object sender, TreeNodeMouseClickEventArgs e)
{
String TreeNodeName = treeView1.SelectedNode.ToString().Replace("TreeNode: ", String.Empty);
System.Diagnostics.Process.Start(Path1 + "\\" + TreeNodeName);
}
}
}