Inno Setup自定义欢迎页面

[Code]
procedure InitializeWizard();
var
  CustomWelcomePage: TWizardPage;
  WelcomeLabel: TLabel;
begin
  CustomWelcomePage := CreateCustomPage(wpWelcome, 'Welcome', 'Welcome to the installation wizard for My Application.');
  WelcomeLabel := TLabel.Create(CustomWelcomePage);
  WelcomeLabel.Parent := CustomWelcomePage.Surface;
  WelcomeLabel.Caption := 'This is a custom welcome page.';
  WelcomeLabel.Left := ScaleX(16);
  WelcomeLabel.Top := ScaleY(16);
end;