RIZO/shgx_tz_hd_label_print_wpf
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赵正易 2025-05-15 09:40:48 +08:00
parent 289e1e84ec
commit e8e5b22407
1 changed files with 11 additions and 0 deletions
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11
RIZO_Application/Modules/RIZO_Application.Modules.ModuleName/ViewModels/ScanControlViewModel.cs
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@ -18,6 +18,8 @@ namespace RIZO_Application.Modules.ModuleName.ViewModels
private ComScanHelper _scanHelper;
private bool _isDisposed;
private bool _isConnected;
private string _lastLabel;
private DateTime _lastScanTime;
// 串口连接状态属性
public bool IsConnected
{
@ -110,6 +112,15 @@ namespace RIZO_Application.Modules.ModuleName.ViewModels
// 定义事件处理方法
private void HandleMessage(object sender, string labelCode)
{
DateTime now = DateTime.Now;
// 短时间内重复扫了同一个标签（时间间隔小于500毫秒）
if (_lastLabel!= null && _lastLabel == labelCode && (now - _lastScanTime).TotalMilliseconds < 500)
{
_eventAggregator.GetEvent<SystemLogEvent>().Publish($"重复扫码过滤: {labelCode}");
return;
}
_lastLabel = labelCode;
_lastScanTime = now;
// 打印接收到的消息信息
//_eventAggregator.GetEvent<SystemLogEvent>().Publish($"收到串口信息: {labelCode}");
_eventAggregator.GetEvent<ScanEvent>().Publish(labelCode);