RE:ya!! pero porque no salen acentos???
Esto es lo que encontre pero no salen los acentos cuando cargo el archivo en el treview!!! solo sale como un cuadrito., que le hace falta ???, ayudenme porfavor.
' Load a TreeView control from a file that uses tabs
' to show indentation.
Private Sub LoadTreeViewFromFile(ByVal file_name As String, _
ByVal trv As TreeView)
' Get the file's contents.
Dim stream_reader As New StreamReader(file_name)
Dim file_contents As String = stream_reader.ReadToEnd()
stream_reader.Close()
' Remove line feeds.
file_contents = file_contents.Replace(vbLf, "")
' Break the file into lines.
Const charCR As Char = CChar(vbCr)
Const charTab As Char = CChar(vbTab)
Dim lines() As String = file_contents.Split(charCR)
' Process the lines.
Dim text_line As String
Dim level As Integer
Dim tree_nodes() As TreeNode
Dim num_nodes As Integer = 0
ReDim tree_nodes(num_nodes)
trv.Nodes.Clear()
For i As Integer = 0 To lines.GetUpperBound(0)
text_line = lines(i)
If text_line.Trim().Length > 0 Then
' See how many tabs are at the start of the
' line.
level = text_line.Length - _
text_line.TrimStart(charTab).Length
' Make room for the new node.
If level > num_nodes Then
num_nodes = level
ReDim Preserve tree_nodes(num_nodes)
End If
' Add the new node.
If level = 0 Then
tree_nodes(level) = _
trv.Nodes.Add(text_line.Trim())
Else
tree_nodes(level) = tree_nodes(level - _
1).Nodes.Add(text_line.Trim())
End If
tree_nodes(level).EnsureVisible()
End If
Next i
If trv.Nodes.Count > 0 Then trv.Nodes(0).EnsureVisible()
End Sub