标题:C# Winform 中无焦点状态下获取键盘输入或者 USB 扫描枪数据
作者:liangwei1362
日期:2017-06-07 13:29
内容:
最近在做个国外很火的项目，碰到一些问题，下面的代码老是报错，哪位有经验的大神帮我看看~
扫描器是优力科的MS3398下面是扫描器的参数APIhttp://www.posunitech.com/products_detail/productId=83.html
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
namespace Common
{
public class BardCodeHooK
{
public delegate void BardCodeDeletegate(BarCodes barCode);
public event BardCodeDeletegate BarCodeEvent;
public struct BarCodes
{
public int VirtKey;//虚拟吗
public int ScanCode;//扫描码
public string KeyName;//键名
public uint Ascll;//Ascll
public char Chr;//字符
public string BarCode;//条码信息
public bool IsValid;//条码是否有效
public DateTime Time;//扫描时间
}
private struct EventMsg
{
public int message;
public int paramL;
public int paramH;
public int Time;
public int hwnd;
}
&n ..