[humanpuff69]

Hi guys . sorry for long time no vb.net tutorial but now im back with one

so today i will show you how to make a content blocker with vb.net . basically it is will scan all the title of specific word . if it find a window with that title it will kill the process . so this software is great for blocking software from running or blocking unsafe content like pornography for example

so first start with creating a project .

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now what you need is one button , one listbox and a timer . a label is optional if you want tell something in your app

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now edit the listbox item to add the keyword that you want to block . for example : drug , gambling , porn , etc

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now double click the button and add this code to initiate the timer

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Code: (Select All)

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
       If Button1.Text = "Start Blocking" Then
           Button1.Text = "Stop Blocking"
           Timer1.Start()
       Else
           Button1.Text = "Start Blocking"
           Timer1.Stop()
       End If
   End Sub

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after that double click the timer to add the code

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Code: (Select All)

Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
       For Each keyword As String In ListBox1.Items

           For Each p In Process.GetProcesses
               If p.MainWindowTitle.IndexOf(keyword, 0, StringComparison.CurrentCultureIgnoreCase) > -1 Then
                   Try
                       p.Kill()
                   Catch ex As Exception
                       Try
                           p.CloseMainWindow()
                       Catch exs As Exception

                       End Try

                   End Try
                   MsgBox("Succesfully Blocked!")
               End If

           Next
       Next
   End Sub

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now the coding part is finished you can test the app by pressing f5 or start debugging  . and here is the result

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if you want the project file you can download it in the attachment