Applies to: PrintPreview, IPrinterEx object
  Return Type:   |   BSGeneralDialogResultConstants   |
  | |
  No parameters.   |
Displays the Print Preview dialog box.
If the user didn't print the report, the return value will be bsDialogResultCancel.
It returns bsDialogResultOK if the user printed the report or bsDialogResultCancel otherwise.