(Delphi ActiveX) Transition from Zip.GetEntryByID to Zip.EntryById

Provides instructions for replacing deprecated GetEntryByID method calls with EntryById.

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

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
zip: TChilkatZip;
id: Integer;
entryObj: IChilkatZipEntry;
ze: TChilkatZipEntry;
success: Integer;

begin
zip := TChilkatZip.Create(Self);

// ...
// ...
id := 123;

// ------------------------------------------------------------------------
// The GetEntryByID method is deprecated:

entryObj := zip.GetEntryByID(id);
if (zip.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(zip.LastErrorText);
    Exit;
  end;

// ...
// ...

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

ze := TChilkatZipEntry.Create(Self);
success := zip.EntryById(id,ze.ControlInterface);
if (success = 0) then
  begin
    Memo1.Lines.Add(zip.LastErrorText);
    Exit;
  end;
end;