Rename a filename within the .zip before zipping.

Download Chilkat 32-bit Zip ActiveX (.msi) (includes objects for .zip, .gz, .bz2, and .Z)

Download All 32-bit Chilkat ActiveX Components (.zip)

Download All 64-bit Chilkat ActiveX Components (.zip)

Demonstrates how to rename a file within a .zip prior to writing it.

uses
    Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
    Dialogs, StdCtrls,
    ChilkatZip2Lib_TLB,
    OleCtrls;

...

procedure TForm1.Button1Click(Sender: TObject);
var
zip: TChilkatZip2;
success: Integer;
recurse: Integer;
entry: IChilkatZipEntry2;

begin
zip := TChilkatZip2.Create(Self);

//  Any string unlocks the component for the 1st 30-days.
success := zip.UnlockComponent('Anything for 30-day trial');
if (success <> 1) then
  begin
    ShowMessage(zip.LastErrorText);

  end;

success := zip.NewZip('test.zip');
if (success <> 1) then
  begin
    ShowMessage(zip.LastErrorText);

  end;

//  Append a directory tree.  The AppendFiles does
//  not read the file contents or append them to the zip
//  object in memory.  It simply appends references
//  to the files so that when WriteZip (or WriteZipAndClose,
//  or WriteExe, etc.) is called, the files are compressed
//  and encrypted.
recurse := 1;
zip.AppendFiles('c:/temp/a/*',recurse);

entry := zip.GetEntryByName('Setup.exe');
if (entry = nil ) then
  begin
    ShowMessage('Failed to find entry in .zip');

  end;

//  Change the filename of this entry.
//  When the .zip is written, the "Setup.exe" is streamed
//  in from the filesystem and compressed into the .zip,
//  and named as "install.exe"
entry.FileName := 'install.exe';

success := zip.WriteZipAndClose();
if (success <> 1) then
  begin
    ShowMessage(zip.LastErrorText);

  end;

ShowMessage('Zip Created!');
end;