Rave Reports Developer Reference

TRvRenderPreview. OnPageChange event (read/write/published)

Declaration

procedure OnPageChange(Sender: TObject);

Category

Preview

Description

This event will be called whenever the current page changes on the preview screen. This can be useful for updating the current page number on visual controls on the preview screen.

See also

TRvRenderPreview Class, NextPage, PrevPage, PrintPage

Example (Delphi)

procedure TPreForm.RvRenderPreview1PageChange(Sender: TObject);

begin

with RvRenderPreview1 do begin

   PageEdit.Text := IntToStr(CurrentPage);

   PageLabel.Caption := 'Page ' + IntToStr(CurrentPage -

    FirstPage + 1) + ' of ' + IntToStr(Pages);

end; { with }

end;

Example (C++Builder)

void __fastcall TPreForm::RvRenderPreview1PageChange(TObject *Sender)

{

TBaseReport* rp = dynamic_cast<TBaseReport*>(Sender);

PageEdit->Text = IntToStr(rp1->CurrentPage);

PageLabel->Caption = "Page " + IntToStr(rp1->CurrentPage -

  rp1->FirstPage + 1) + " of " + IntToStr(RvRenderPreview1->Pages);

}