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   comp.lang.visual.basic      MS Visual Basic discussions, NOT dot-net      10,840 messages   

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   Message 10,612 of 10,840   
   Per Juul Larsen to All   
   Re: Process in the background.   
   28 Jul 08 18:34:47   
   
   From: juul@larsen.dk   
      
   Dean Earley skrev:   
   > Per Juul Larsen wrote:   
   >> Hi   
   >>   
   >> My VB aplication copies a lot of images from a removable media which   
   >> is the first process (function).   
   >> Is there a way to allow the copy process to run in the background, in   
   >> order to let the application continue with other activities. ?   
   >> (sending SQLquerries etc.)   
   >>   
   >> Right now I must wait untill all the files have been found and copied   
   >> to my HD. A little pity.   
   >>   
   >> The copy process  goes like this :   
   >>   
   >> Function CopyFile(InpFile As String, OutpFile As String)   
   >> On Error Resume Next   
   >> Dim ase As String   
   >> Open InpFile For Binary As #1   
   >> ase = String(LOF(1), vbNullChar)   
   >> Get #1, , ase   
   >> Close #1   
   >> Open OutpFile For Binary Access Write As #2   
   >> Put #2, , ase   
   >> Close #2   
   >> End Function   
   >   
   > Another option is multithreading which is awkward but doable in VB6, or   
   > you can emulate it by starting another process to do the copying and   
   > some form of IPC (com, DDE, windows events, etc) to bnotify when it has   
   > finished.   
   >   
   > Whether you use this or SHFileOperation() depends how much control you   
   > want over the copying.   
   >   
   Thank you for the answer.I am considering what to do.   
   Have tried Shell (batchfile) and it looks like it goes a little faster.   
      
   mvh pjl   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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