扫描枪是usb-hid的形式,是一个keyboard的设备,使用C++和QT编程,不用QT的键盘event,怎样读取条码数据?libusb?一般进销存的软件是如何读取条码的信息的?
认证0级讲师
Make an input input box, set it as focus and hide it, and bind an event listener for data input
Make an input input box, set it as focus and hide it, and bind an event listener for data input