Viscomsoft UWP PDF Viewer SDKObjectPDFPrintManager Member Viscomsoft UWP PDF Viewer SDK PDFPrintManager Object Member Methods ShowAsync Show the preview print dialog. RegisterForPrinting Register for the Print contract. UnRegisterForPrinting UnRegister for the Print contract. Properties CurrentPage Get/Set the current page. CancelPrinting Enable/Disable cancel printing. Document Get/Set the PDF document object.