Need some help, when im uploading the form stops responding and the progress bar is not loading. someone can help me in this problem. Thank you so much for advance :) -> Heres my whole code
Imports System
Public Class Form1
Public filenameOnly As String
Public FN As String
Public FN4 As String
Public Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
Using ofd As New OpenFileDialog()
If ofd.ShowDialog() = DialogResult.OK Then
FN = ofd.FileName
TextBox3.Text = FN
Dim filePath As String = FN
Dim slashPosition As ULong = filePath.LastIndexOf("\")
filenameOnly = filePath.Substring(slashPosition + 1)
End If
End Using
End Sub
Public Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Application.DoEvents()
Timer1.Start()
Button1.Enabled = False
Dim request As System.Net.FtpWebRequest = DirectCast(System.Net.WebRequest.Create("ftp://localhost/" + filenameOnly), System.Net.FtpWebRequest)
request.Credentials = New System.Net.NetworkCredential(TextBox1.Text, TextBox2.Text)
request.Method = System.Net.WebRequestMethods.Ftp.UploadFile
Try
Dim file() As Byte = System.IO.File.ReadAllBytes(TextBox3.Text)
Dim strz As System.IO.Stream = request.GetRequestStream()
Dim fsl = file.Length
ProgressBar1.Value = 0
If fsl <> 0 Then
For offset As ULong = 1 To file.Length Step 163840000000
ProgressBar1.Value = CType(offset * 100 / fsl, ULong)
Dim chunkSize As ULong = file.Length - offset - 1
If chunkSize > 16384000000000000 Then chunkSize = 16384000000000000
strz.Write(file, offset, chunkSize)
Next
strz.Close()
strz.Dispose()
Timer1.Stop()
ProgressBar1.Value = ProgressBar1.Maximum
If ProgressBar1.Value = 100 Then
Button1.Enabled = True
MessageBox.Show("Upload Successful!")
ProgressBar1.Value = 0
Button2.Enabled = True
TextBox3.Text = ""
Application.Restart()
End If
Else
MessageBox.Show("You cannot Upload a null file")
Button1.Enabled = True
End If
Catch
ProgressBar1.Value = 0
Timer1.Stop()
MessageBox.Show("Invalid Username or Password!")
If TextBox3.Text = "" Then
MessageBox.Show("Please browse for any file!")
End If
End Try
End Sub
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
System.Windows.Forms.Application.DoEvents()
Button1.Enabled = False
TextBox3.Enabled = False
Button3.Enabled = False
' make a reference to a directory
Dim di As New IO.DirectoryInfo("C:\Users\user\Desktop\Files FTP\")
Dim diar1 As IO.FileInfo() = di.GetFiles()
Dim dra As IO.FileInfo
Dim sum As Integer = 0
'list the names of all files in the specified directory
For Each dra In diar1
sum += 1
ListBox1.Items.Add(dra)
Next
ListBox1.Items.Remove(sum)
End Sub
Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
ProgressBar1.Increment(1)
End Sub
Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged
If TextBox1.Text = "" Or TextBox2.Text = "" Then
Button1.Enabled = False
Else
Button1.Enabled = True
End If
End Sub
Private Sub TextBox2_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox2.TextChanged
If TextBox1.Text = "" Or TextBox2.Text = "" Then
Button1.Enabled = False
Else
Button1.Enabled = True
End If
End Sub
Private Sub ListBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListBox1.SelectedIndexChanged
Button3.Enabled = True
FN4 = ListBox1.Text
End Sub
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
End Sub
Private Sub Button3_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
Kill("C:\Users\user\Desktop\Files FTP\" + FN4)
Application.Restart()
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
Kill("C:\Users\user\Desktop\Files FTP\*.*")
Application.Restart()
End Sub
Private Sub ProgressBar1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ProgressBar1.Click
End Sub
End Class