(Delphi ActiveX) Extract Files from MIME

Extract files from a MIME message.

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
mime: TChilkatMime;
success: Integer;
sa: ICkStringArray;
i: Integer;
n: Integer;

begin
// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

mime := TChilkatMime.Create(Self);

// Load a MIME document from a file:
// (.mht and .eml files contain MIME).
success := mime.LoadMimeFile('mst.mht');
if (success = 0) then
  begin
    Memo1.Lines.Add(mime.LastErrorText);
    Exit;
  end;

sa := mime.ExtractPartsToFiles('/temp/mimeParts');
if (mime.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(mime.LastErrorText);
    Exit;
  end;

i := 0;
n := sa.Count;

// Display the filepaths of the files created:
while i < n do
  begin
    Memo1.Lines.Add(sa.GetString(i));
    i := i + 1;
  end;
end;