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GetExecutableFile – Retrieving the executable associated to a file

GetExecutableFile – Retrieving the executable associated to a file

 Shared Function _    FindExecutable(ByVal fileName As String, ByVal fileDir As String, _    ByVal buffer As System.Text.StringBuilder) As IntegerEnd Function' Returns the name and path of the EXEcutable file that is associated to the ' specified file.' Returns an empty string if there is no such associated file,' and raises an error if the file or the path hasn't been found.' ' Example: Debug.WriteLine(GetExecutableFile("D:	empDb.mdb"))Public Function GetExecutableFile(ByVal filePath As String) As String    Const ERROR_FILE_NO_ASSOCIATION = 31&    Const ERROR_FILE_NOT_FOUND = 2&    Const ERROR_PATH_NOT_FOUND = 3&    Const ERROR_FILE_SUCCESS = 32&    Dim buffer As New System.Text.StringBuilder(260)    ' call the FindExecutable API function and process the return value    Select Case FindExecutable(System.IO.Path.GetFileName(filePath), _        System.IO.Path.GetDirectoryName(filePath), buffer)        Case ERROR_FILE_NOT_FOUND, ERROR_PATH_NOT_FOUND            Throw New System.IO.FileNotFoundException()        Case ERROR_FILE_NO_ASSOCIATION            Return ""        Case Is >= ERROR_FILE_SUCCESS            ' extract the ANSI string that contains the name of the associated             ' executable file            Return buffer.ToString()    End SelectEnd Function

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