property OnXfaUriAction: TPdfXfaUriActionEvent read FOnXfaUriAction write FOnXfaUriAction;
Occurs when a link or action inside an XFA-compliant layout requests an external URI lookup, with associated modifiers
| Sender | The component that triggered the event |
| Uri | The target URI address requested by the form action |
| Modifiers | Bitmask indicating modifier keys (Shift, Ctrl, Alt) pressed during the action |
| Handled | Set this to True to signal the action has been handled by the host application |
procedure TForm1.Pdf1XfaUriAction(Sender: TObject; const Uri: WString; Modifiers: Integer; var Handled: Boolean);
begin
// handle target URI with modifier checks
Handled := True;
end;