function keyHookProc(nCode: Integer;WParam: WPARAM;LParam: LPARAM): LRESULT;stdcall; //调用键盘钩子,屏蔽功能键 var p: PKBDLLHOOKSTRUCT; y: integer; begin if nCode<0 then Result:= CallNextHookEx(hHk,nCode,WParam,LParam) else begin y := 0; case WParam of WM_K
Introduction.........................................................................................................................1 About This Manual.................................................................................................
When EPSON created the ESC/P printer control language, the industry standard for simple, sophisticated, efficient operation of dot-matrix printers was born.