InnoScript

[Setup]
AppName=My Program
AppVersion=1.5
DefaultDirName={pf}\My Program
OutputDir=userdocs:Inno Setup Examples Output

[Files]
Source: Welcome.rtf; Flags: dontcopy

[CustomMessages]
ISCustomPage1_Caption=Welcome to the Installation Wizard
ISCustomPage1_Description=This is a welcome page

[Code]
var

ISCustomPage1: TWizardPage;
RichEditViewer1: TRichEditViewer;

procedure InitializeWizard();
var
  RtfName: string;
  Rtf: AnsiString;

 begin
 { Creates custom wizard page }
        ISCustomPage1 :=
            CreateCustomPage(
              wpWelcome, CustomMessage('ISCustomPage1_Caption'),
              CustomMessage('ISCustomPage1_Description'));

        { RichEditViewer1 }
          RichEditViewer1 := TRichEditViewer.Create(WizardForm);
          with RichEditViewer1 do
          begin
            Parent := ISCustomPage1.Surface;
            Left := ScaleX(0);
            Top := ScaleY(0);
            Width := ScaleX(500);
            Height := ScaleY(270);
            ReadOnly := True;
            ScrollBars := ssVertical;

        RtfName := 'Welcome.rtf';
            ExtractTemporaryFile(RtfName);
            if LoadStringFromFile(ExpandConstant('{tmp}\' +RtfName), Rtf) then
                begin
                  UseRichEdit := True;
                  RTFText  := Rtf;
                end;
         end;
end;