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Better way to delete application by PID

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SaltyTheFrog

Programmer
Jul 28, 2013
98
US
VS 2012

I’m looking for a better way to delete an application I started by the PID then this one. This code is pieced together from various posts on Google. It looks for all the WINWORD exes running before I open one putting them in a process list. Then it creates the list again to retrieve the one I just opened by virtue of it not being in the first list. I then use that PID to delete the one I created. Is there a better more succinct way of getting the PID? Something like retrieving it when Word is opened? This code works but it seems like there must be a better way. This one counts on me catching the PID before another version of Word is opened. Getting it returned from opening the application seems better.

I’m doing this for my own knowledge; I realize it is not good practice in an application.

1. Create a new Windows Forms application.
2. Add a button called btnKillByPID
3. Add a reference to Microsoft Word x.x Object Library.
4. Start up a couple of Word applications so something is already out there.

Here is the code:
Code:
Imports Microsoft.Office.Interop

Public Class Form1

    Private Sub btnKillByPID_Click(sender As Object, e As EventArgs) Handles btnKillByPID.Click

        Dim oWord As Word.Application
        Dim oDoc As Word.Document
        Dim PID As Integer
        Dim oPara1 As Word.Paragraph

        'Get the WINWORD.exe PIDs before opening a new one
        Dim pWordInstancesBefore As Process() = Process.GetProcessesByName("WINWORD")

        Dim p As System.Diagnostics.Process

        'Show what is already running if any
        For Each p In pWordInstancesBefore
            MessageBox.Show(p.Id)
        Next

        'Open up Word
        oWord = CreateObject("Word.Application")
        oWord.Visible = True
        oDoc = oWord.Documents.Add

        'Get the WINWORD.exe PIDs before After a new one is created
        Dim pWordInstancesAfter As Process() = Process.GetProcessesByName("WINWORD")

        'Find the new one by virtue of not being in the first list
        For i As Integer = 0 To pWordInstancesAfter.Length - 1
            Dim IsFound As Boolean = False
            For j As Integer = 0 To pWordInstancesBefore.Length - 1
                If pWordInstancesAfter(i).Id = pWordInstancesBefore(j).Id Then
                    IsFound = True
                    Exit For
                End If
            Next

            If Not IsFound Then
                PID = pWordInstancesAfter(i).Id
                Exit For
            End If
        Next

        'ADD a paragraph so I know which document one is mine if there are more than one.
        oPara1 = oDoc.Content.Paragraphs.Add
        oPara1.Range.Text = "This is my document, there are no other documents like it"
        oPara1.Range.Font.Bold = True
        oPara1.Format.SpaceAfter = 24    '24 pt spacing after paragraph.
        oPara1.Range.InsertParagraphAfter()

        MessageBox.Show("My PID is: " & PID)

        'Kill the process using My PID

        Dim aProcess As System.Diagnostics.Process
        aProcess = System.Diagnostics.Process.GetProcessById(PID)
        aProcess.Kill()

    End Sub
End Class
 
Yes there is, however although I've used the process in a number of programs, as I no longer work for the company concerned I have no access to the source code and unfortunately can not remember the solution.
 
To let you know that there is a solution - and that it is worth doing further research!
 
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