property Password;
Decryption password assigned before Active := True.
Cleared automatically after a successful open; assigning the wrong password raises EPdfError.
Wraps the corresponding PDFium API and exposes it as a TPdf instance member so consumers do not have to manage FPDF_DOCUMENT handles directly.
Pdf1.Active bevor seitenbezogene Operationen aufgerufen werden; Methoden, die ein geöffnetes Dokument erfordern, lösen EPdfError otherwise.SaveToFile to persist.
if Pdf1.Active then
Pdf1.Password;