THPDFParagraphReflowSession.Preview
Declaration
function Preview(PageIndex: Integer; const Source, Target: THPDFParagraphRectangle;
const Replacement: UnicodeString; const Options: THPDFParagraphReflowOptions;
out Report: THPDFParagraphReflowReport; CancellationToken: THPDFCancellationToken = nil): Boolean;
Erstatter sessionens preview-plan uden at publicere ændringer; en ventende anvendt redigering skal først commit'es eller rulles tilbage