public override bool OpenScanDevice()
{
bool result = true;
try
{
if (!m_bOpenFlag)
{
int nRet = CFCommAPI.CF_Open(1);
if (nRet == CFCommAPI.SUCCESS)
{
m_bOpenFlag = true;
}
else
{
m_bOpenFlag = false;
MessageBoxForm.Show(null, "打开CF卡出错，请检查扫描头是否正常!", "错误", "确定", 70, MessageBoxIcon.Hand);
}
}
}
catch (Exception SSExp)
{
LogUtility.Write("打开扫描设备失败(OpenScanDevice) -> " + SSExp.Message);
m_bOpenFlag = false;
result = false;
}
return(result);
}
private bool Inventory()
{
bool result = false;
byte[] Recs = new byte[256];
int nRec = 0;
byte Status = 0;
string strData;
try
{
int nRet = CFCommAPI.CF_ISO_Inventorys(0, Recs, ref nRec, ref Status);
if (nRet == CFCommAPI.SUCCESS)
{
for (int j = 0; j < nRec; j++)
{
strData = "";
Array.Reverse(Recs, 1, 8);
for (int k = 0; k < 8; k++)
{
strData += Recs[j * 9 + k + 1].ToString("X2");
}
//事件触发
this.OnScanKeyPress(strData, "");
result = true;
}
}
else
{
result = false;
}
}
catch (Exception SSExp)
{
MessageBoxForm.Show(null, "扫描出现异常：" + SSExp.Message, "错误", "确定", 70, MessageBoxIcon.Hand);
LogUtility.Write("扫描出现异常 -> " + SSExp.Message);
result = false;
}
return(result);
}
public override bool CloseScanDevice()
{
bool result = true;
try
{
if (m_bOpenFlag)
{
CFCommAPI.CF_Close();
m_bOpenFlag = false;
}
}
catch (Exception SSExp)
{
LogUtility.Write("关闭扫描设备失败(CloseScanDevice) -> " + SSExp.Message);
result = false;
base.ScanDisPose();//旭科修改
}
return(result);
}