Re: Launch a doc file with Process.Start(my.doc), need to know when the file is closed.
From: Tony (tonyng2_at_spacecommand.net)
Date: 12/09/04
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Date: Thu, 9 Dec 2004 10:30:41 -0600
Will not be using automation and not guaranteed that it will be an office
application that is launched, can be of any file type.
I think the Process object returned from Process.Start() will work for me.
Thanks,
Tony
"Paul Clement" <UseAdddressAtEndofMessage@swspectrum.com> wrote in message
news:hnmgr09bdjsm7vk85su0sgoeualbpgpq8n@4ax.com...
> On Wed, 8 Dec 2004 10:56:36 -0600, "Tony" <tonyng2@spacecommand.net>
> wrote:
>
> ¤ I'm storing documents and images in a client database.
> ¤
> ¤ I want to be able to launch a document or image into the proper
> application
> ¤ that can view or modify the object. I do this by copying the object from
> the
> ¤ database to the temp directory then calling Process.Start(filename)
> which
> ¤ launches the correct application and displays the file - all works
> great.
> ¤
> ¤
> ¤
> ¤ My problem now is, I want to know when the application is finished with
> the
> ¤ file so I can prompt the user and ask if they want to store the changes
> (if
> ¤ any) back in the database (similar to how outlook works when editing an
> ¤ attachment).
> ¤
> ¤
> ¤
> ¤ I know I can use SystemFileWatcher to be notified when the file is
> written
> ¤ to but that could happen more than once (intermediate saves) while the
> user
> ¤ is editing the file. I only want to prompt the user once. It doesn't
> have an
> ¤ event to see when the file is closed, just modified, etc.
> ¤
> ¤
> ¤
> ¤ Also, I need to clean up the temp file when the user is done with it but
> I
> ¤ don't know how to detect when the user shuts down the process that is
> ¤ viewing the file (I don't even know which process is being used or if
> it's
> ¤ using a shared process (in the case of Excel) or it's own in the case of
> ¤ Word, etc.
> ¤
> ¤
> ¤
> ¤ Does anyone know how to detect when a file is closed or know another way
> to
> ¤ deal with this issue?
> ¤
>
> One thing you can try is handling the Close event from the automation
> client:
>
> How To Handle Events for Microsoft Word Using Microsoft Visual Basic .NET
> http://support.microsoft.com/default.aspx?scid=kb;en-us;302816
>
>
> Paul ~~~ pclement@ameritech.net
> Microsoft MVP (Visual Basic)
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