Extract Files from MIME

Extract files from a MIME message.

Note: The example uses the ExtractPartsToFile method, which is available as a pre-release as of this date (20-May-2008).

uses
    Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
    Dialogs, StdCtrls,
    CHILKATMIMELib_TLB,
    CHILKATUTILLib_TLB,
    OleCtrls;

...

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

begin
mime := CoChilkatMime.Create();

success := mime.UnlockComponent('Anything for 30-day trial.');
if (success = 0) then
  begin
    ShowMessage('Failed to unlock component');

  end;

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

  end;

sa := mime.ExtractPartsToFiles('c:/temp/mimeParts') as CHILKATUTILLib_TLB.ICkStringArray;
if (sa = nil ) then
  begin
    Memo1.Lines.Add(mime.LastErrorText);

  end;

n := sa.Count;

//  Display the filepaths of the files created:
for i := 0 to n - 1 do
  begin
    Memo1.Lines.Add(sa.GetString(i));
  end;

end;