PowerBuilder Requires Chilkat v11.0.0+

Transition from MailMan.FetchSingleHeader to MailMan.FetchOne

Provides instructions for replacing deprecated FetchSingleHeader method calls with FetchOne. PowerBuilder

integer li_rc
long li_Success
oleobject loo_Mailman
long li_NumBodyLines
long li_Msgnum
oleobject loo_EmailObj
long li_HeaderOnly
oleobject loo_EmailOut

li_Success = 0

loo_Mailman = create oleobject
li_rc = loo_Mailman.ConnectToNewObject("Chilkat.MailMan")
if li_rc < 0 then
    destroy loo_Mailman
    MessageBox("Error","Connecting to COM object failed")
    return
end if

//  ...
//  ...

li_NumBodyLines = 5
li_Msgnum = 1

//  ------------------------------------------------------------------------
//  The FetchSingleHeader method is deprecated:

loo_EmailObj = loo_Mailman.FetchSingleHeader(li_NumBodyLines,li_Msgnum)
if loo_Mailman.LastMethodSuccess = 0 then
    Write-Debug loo_Mailman.LastErrorText
    destroy loo_Mailman
    return
end if

//  ...
//  ...

destroy loo_EmailObj

//  ------------------------------------------------------------------------
//  Do the equivalent using FetchOne.
//  Your application creates a new, empty Email object which is passed 
//  in the last argument and filled upon success.

li_HeaderOnly = 1

loo_EmailOut = create oleobject
li_rc = loo_EmailOut.ConnectToNewObject("Chilkat.Email")

li_Success = loo_Mailman.FetchOne(li_HeaderOnly,li_NumBodyLines,li_Msgnum,loo_EmailOut)
if li_Success = 0 then
    Write-Debug loo_Mailman.LastErrorText
    destroy loo_Mailman
    destroy loo_EmailOut
    return
end if



destroy loo_Mailman
destroy loo_EmailOut