(PowerBuilder) Transition from MailMan.GetHeaders to MailMan.FetchRange

Provides instructions for replacing deprecated GetHeaders method calls with FetchRange.

Note: This example requires Chilkat v11.0.0 or greater.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Mailman
integer li_NumBodyLines
integer li_FromIndex
integer li_ToIndex
oleobject loo_BundleObj
integer li_KeepOnServer
integer li_HeadersOnly
oleobject loo_BundleOut
integer li_Success

loo_Mailman = create oleobject
// Use "Chilkat_9_5_0.MailMan" for versions of Chilkat < 10.0.0
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 = 3
li_FromIndex = 0
li_ToIndex = 9

// ------------------------------------------------------------------------
// The GetHeaders method is deprecated:

loo_BundleObj = loo_Mailman.GetHeaders(li_NumBodyLines,li_FromIndex,li_ToIndex)
if loo_Mailman.LastMethodSuccess = 0 then
    Write-Debug loo_Mailman.LastErrorText
    destroy loo_Mailman
    return
end if

// ...
// ...

destroy loo_BundleObj

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

li_KeepOnServer = 1
li_HeadersOnly = 1

loo_BundleOut = create oleobject
// Use "Chilkat_9_5_0.EmailBundle" for versions of Chilkat < 10.0.0
li_rc = loo_BundleOut.ConnectToNewObject("Chilkat.EmailBundle")

li_Success = loo_Mailman.FetchRange(li_KeepOnServer,li_HeadersOnly,li_NumBodyLines,li_FromIndex,li_ToIndex,loo_BundleOut)
if li_Success = 0 then
    Write-Debug loo_Mailman.LastErrorText
    destroy loo_Mailman
    destroy loo_BundleOut
    return
end if



destroy loo_Mailman
destroy loo_BundleOut