612 lines
25 KiB
C#
612 lines
25 KiB
C#
using DM_Weight.Models;
|
||
using DM_Weight.msg;
|
||
using DM_Weight.Port;
|
||
using DM_Weight.Report;
|
||
using DM_Weight.select;
|
||
using DM_Weight.util;
|
||
using log4net;
|
||
using log4net.Repository.Hierarchy;
|
||
using Prism.Commands;
|
||
using Prism.Events;
|
||
using Prism.Mvvm;
|
||
using Prism.Regions;
|
||
using Prism.Services.Dialogs;
|
||
using SqlSugar;
|
||
using System;
|
||
using System.Collections.Generic;
|
||
using System.ComponentModel;
|
||
using System.Configuration;
|
||
using System.Linq;
|
||
using System.Text;
|
||
using System.Threading;
|
||
using System.Threading.Tasks;
|
||
using System.Windows.Data;
|
||
|
||
namespace DM_Weight.ViewModels
|
||
{
|
||
public class CheckStockNew2WindowViewModel : BindableBase, IConfirmNavigationRequest, IRegionMemberLifetime
|
||
{
|
||
//public static CheckStockNewWindowViewModel vm;
|
||
private readonly ILog logger = LogManager.GetLogger(typeof(CheckStockWindowViewModel));
|
||
public string drugId;
|
||
//public string Stock;
|
||
private static readonly DateTime Jan1st1970 = new DateTime
|
||
(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
|
||
public static List<OrderTakeSelect> StaticSelects = new()
|
||
{
|
||
new OrderTakeSelect
|
||
{
|
||
Code = "DrugName",
|
||
Name = "药品名称"
|
||
},
|
||
new OrderTakeSelect
|
||
{
|
||
Code = "PyCode",
|
||
Name = "拼音码"
|
||
},
|
||
new OrderTakeSelect
|
||
{
|
||
Code = "DrugBarcode",
|
||
Name = "药品条码"
|
||
},
|
||
new OrderTakeSelect
|
||
{
|
||
Code = "DrugId",
|
||
Name = "药品编码"
|
||
}
|
||
};
|
||
|
||
private List<OrderTakeSelect> _selects = StaticSelects;
|
||
|
||
public List<OrderTakeSelect> Selects
|
||
{
|
||
get { return _selects; }
|
||
set
|
||
{
|
||
SetProperty(ref _selects, value);
|
||
}
|
||
}
|
||
|
||
private OrderTakeSelect _selectedItem = StaticSelects[0];
|
||
/// <summary>
|
||
/// 查询条件 查询字段
|
||
/// </summary>
|
||
public OrderTakeSelect SelectedItem
|
||
{
|
||
get { return _selectedItem; }
|
||
set
|
||
{
|
||
SetProperty(ref _selectedItem, value);
|
||
RequestData();
|
||
}
|
||
}
|
||
|
||
private string? _searchValue;
|
||
|
||
/// <summary>
|
||
/// 查询条件 查询字段值
|
||
/// </summary>
|
||
public string? SearchValue
|
||
{
|
||
get { return _searchValue; }
|
||
set
|
||
{
|
||
SetProperty(ref _searchValue, value);
|
||
RequestData();
|
||
}
|
||
}
|
||
IDialogService _dialogService;
|
||
IEventAggregator _eventAggregator;
|
||
////private SqlSugarScope SqlSugarHelper.Db;
|
||
private PortUtil _portUtil;
|
||
private int _status;
|
||
|
||
public int Status { get => _status; set => SetProperty(ref _status, value); }
|
||
|
||
private int _drawerNo = 1;
|
||
|
||
public int DrawerNo
|
||
{
|
||
get => _drawerNo;
|
||
set => SetProperty(ref _drawerNo, value);
|
||
}
|
||
|
||
public long CurrentTimeMillis()
|
||
{
|
||
return (long)(DateTime.UtcNow - Jan1st1970).TotalMilliseconds;
|
||
}
|
||
|
||
public CheckStockNew2WindowViewModel(PortUtil portUtil, IEventAggregator eventAggregator, IDialogService dialogService)
|
||
{
|
||
_dialogService = dialogService;
|
||
////this.SqlSugarHelper.Db = sqlSugarScope;
|
||
_portUtil = portUtil;
|
||
_portUtil = portUtil;
|
||
_eventAggregator = eventAggregator;
|
||
//vm= this;
|
||
}
|
||
void DoMyPrismEvent(DeviceMsg msg)
|
||
{
|
||
|
||
if (msg.WindowName == "CheckStockNewWindow")
|
||
{
|
||
IGrouping<int, ChannelStock> grouping = enumerator.Current;
|
||
int DrawerNo = grouping.Key;
|
||
List<ChannelStock> channelStocks = grouping.ToList();
|
||
|
||
switch (msg.EventType)
|
||
{
|
||
// 抽屉打开
|
||
case EventType.DRAWEROPEN:
|
||
|
||
|
||
if (Status == 1)
|
||
{
|
||
if (channelStocks[0].process == 1)
|
||
{
|
||
channelStocks.ForEach(it => it.process = 2);
|
||
}
|
||
//Status = 2;
|
||
}
|
||
|
||
break;
|
||
// 抽屉关闭
|
||
case EventType.DRAWERCLOSE:
|
||
if (Status == 1)
|
||
{
|
||
if (channelStocks[0].process == 2)
|
||
{
|
||
channelStocks.ForEach(it => it.process = 3);
|
||
}
|
||
IGrouping<int, ChannelStock> groupingBefore = enumerator.Current;
|
||
int DrawerNoBefore = groupingBefore.Key;
|
||
if (enumerator.MoveNext())
|
||
{
|
||
IGrouping<int, ChannelStock> groupingAfter = enumerator.Current;
|
||
int DrawerNoAfter = groupingAfter.Key;
|
||
//if (DrawerNoBefore < 9 && DrawerNoAfter > 8)
|
||
//{
|
||
// Thread.Sleep(50);
|
||
//}
|
||
|
||
logger.Info($"抽屉号DrawerNoBefore【{DrawerNoBefore}】抽屉号DrawerNoAfter【{DrawerNoAfter}】");
|
||
if (DrawerNoAfter == 17)
|
||
{
|
||
if (DrawerNoBefore == 17)
|
||
{
|
||
Thread.Sleep(1000);
|
||
}
|
||
else
|
||
{
|
||
Thread.Sleep(500);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
Thread.Sleep(80);
|
||
}
|
||
logger.Info($"抽屉号DrawerNoBefore【{DrawerNoBefore}】抽屉号DrawerNoAfter【{DrawerNoAfter}】");
|
||
OpenOneByOne();
|
||
}
|
||
// 已经全部取出
|
||
else
|
||
{
|
||
Status = 3;
|
||
}
|
||
}
|
||
break;
|
||
// 数量变化
|
||
case EventType.UPDATEQUANTITY:
|
||
if (Status == 1)
|
||
{
|
||
logger.Info($"抽屉【{DrawerNo}】库位药品数量【{msg.Quantitys}】");
|
||
}
|
||
break;
|
||
// 打开失败
|
||
case EventType.OPENERROR:
|
||
AlertMsg alertMsg = new AlertMsg
|
||
{
|
||
Message = msg.Message,
|
||
Type = MsgType.ERROR,
|
||
};
|
||
_eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
|
||
Status = 0;
|
||
break;
|
||
}
|
||
}
|
||
|
||
}
|
||
private ChannelStock? _selectedChannel;
|
||
|
||
public ChannelStock? SelectedChannel
|
||
{
|
||
get => _selectedChannel;
|
||
set => SetProperty(ref _selectedChannel, value);
|
||
}
|
||
|
||
private List<ChannelStock>? _channelStocks = new();
|
||
|
||
public List<ChannelStock>? ChannelStocks
|
||
{
|
||
get => _channelStocks;
|
||
set => SetProperty(ref _channelStocks, value);
|
||
}
|
||
|
||
private IEnumerable<IGrouping<int, ChannelStock>> enumerable;
|
||
private IEnumerator<IGrouping<int, ChannelStock>> enumerator;
|
||
|
||
public DelegateCommand BindingChannelDialog
|
||
{
|
||
get => new DelegateCommand(() =>
|
||
{
|
||
DialogParameters dialogParameters = new DialogParameters();
|
||
DialogServiceExtensions.ShowDialogHost(_dialogService, "BindingChannelDialog", dialogParameters, DoDialogResult, "RootDialog");
|
||
});
|
||
}
|
||
|
||
|
||
public DelegateCommand QueryCommand
|
||
{
|
||
get => new DelegateCommand(() =>
|
||
{
|
||
RequestData();
|
||
});
|
||
}
|
||
/// <summary>
|
||
/// 盘点
|
||
/// </summary>
|
||
public DelegateCommand OpenDrawer
|
||
{
|
||
get => new DelegateCommand(() =>
|
||
{
|
||
if (Status == 0)
|
||
{
|
||
enumerable = ChannelStocks.GroupBy(cs => cs.DrawerNo, cs => cs);
|
||
//enumerable = ChannelStocks.GroupBy(cs => cs.Location, cs => cs);
|
||
enumerator = enumerable.GetEnumerator();
|
||
enumerator.MoveNext();
|
||
Status = 1;
|
||
OpenOneByOne();
|
||
}
|
||
});
|
||
}
|
||
private void OpenOneByOne()
|
||
{
|
||
IGrouping<int, ChannelStock> grouping = enumerator.Current;
|
||
int DrawerNo =grouping.Key;
|
||
List<ChannelStock> channelStocks = grouping.ToList();
|
||
channelStocks.ForEach(it => it.process = 1);
|
||
_portUtil.SpeakAsync("正在打开" + DrawerNo + "号抽屉");
|
||
List<ChannelStock> singleChannels = new List<ChannelStock>();
|
||
for (int i = 0; i < channelStocks.Count; i++)
|
||
{
|
||
ChannelStock copy = TransExpV2<ChannelStock, ChannelStock>.Trans(channelStocks[i]);
|
||
singleChannels.Add(copy);
|
||
}
|
||
|
||
singleChannels = singleChannels.GroupBy(it => new
|
||
{
|
||
it.DrawerNo,
|
||
it.ColNo
|
||
}).Select(it =>
|
||
{
|
||
var ret = it.First();
|
||
ret.Quantity = it.Sum(itx => itx.Quantity);
|
||
ret.AddQuantity = it.Sum(itx => itx.AddQuantity);
|
||
return ret;
|
||
}).ToList().FindAll(it => it.BoardType != 1);
|
||
|
||
// 发送取药数量
|
||
//singleChannels.ForEach(it =>
|
||
//{
|
||
// try
|
||
// {
|
||
|
||
// _portUtil.TakeQuantity(DrawerNo, it.ColNo, it.TakeQuantity, it.Quantity - it.TakeQuantity);
|
||
// }
|
||
// catch (Exception ex)
|
||
// {
|
||
// AlertMsg alertMsg = new AlertMsg
|
||
// {
|
||
// Message = $"打开抽屉异常{ex.Message}",
|
||
// Type = MsgType.ERROR,
|
||
// };
|
||
// _eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
|
||
// }
|
||
//});
|
||
_portUtil.WindowName = "CheckStockNewWindow";
|
||
_portUtil.Operate = true;
|
||
_portUtil.BoardType = singleChannels.Count > 0 ? singleChannels[0].BoardType : 1;
|
||
_portUtil.ColNos = singleChannels.Select(it => it.ColNo).ToArray();
|
||
_portUtil.Stocks = singleChannels.Select(it => it.Quantity).ToArray();
|
||
_portUtil.DrawerNo = DrawerNo;
|
||
_portUtil.Start();
|
||
}
|
||
|
||
private bool _isFinishClick = false;
|
||
|
||
// 完成按钮
|
||
public DelegateCommand TakeFinish
|
||
{
|
||
get => new DelegateCommand(() =>
|
||
{
|
||
_isFinishClick = true;
|
||
//List<ChannelStock> record = ChannelStocks.FindAll(it => it.Quantity != it.CheckQuantity).ToList();
|
||
List<ChannelStock> record = ChannelStocks;
|
||
if (record.Count > 0)
|
||
{
|
||
string InvoiceId = "CHECK_" + CurrentTimeMillis();
|
||
var f = SqlSugarHelper.Db.UseTran(() =>
|
||
{
|
||
|
||
for (int i = 0; i < record.Count; i++)
|
||
{
|
||
ChannelStock it = record[i];
|
||
|
||
|
||
// 更新数据 库存信息
|
||
SqlSugarHelper.Db.Updateable(new ChannelStock()
|
||
{
|
||
Quantity = it.CheckQuantity,
|
||
ManuNo = it.ManuNo,
|
||
EffDate = it.EffDate,
|
||
Id = it.Id,
|
||
}).UpdateColumns(it => new { it.Quantity, it.ManuNo, it.EffDate }).ExecuteCommand();
|
||
// 获取更新完库存后的药品库存
|
||
List<ChannelStock> nowChannels = SqlSugarHelper.Db.Queryable<ChannelStock>()
|
||
.Where(cs => cs.MachineId.Equals(it.MachineId))
|
||
.Where(cs => cs.DrugId.Equals(it.DrugId))
|
||
.Where(cs => cs.DrawerType == 1)
|
||
.ToList();
|
||
|
||
// 保存数据 盘点记录
|
||
SqlSugarHelper.Db.Insertable(new MachineRecord()
|
||
{
|
||
MachineId = it.MachineId,
|
||
DrawerNo = it.DrawerNo,
|
||
ColNo = it.ColNo,
|
||
DrugId = it.DrugId,
|
||
ManuNo = it.ManuNo,
|
||
EffDate = !String.IsNullOrEmpty(it.EffDate) ? DateTime.ParseExact(it.EffDate, "yyyy-MM-dd", System.Globalization.CultureInfo.CurrentCulture) : null,
|
||
Operator = HomeWindowViewModel.Operator?.Id,
|
||
Reviewer = HomeWindowViewModel.Reviewer?.Id,
|
||
OperationTime = DateTime.Now,
|
||
Quantity = it.CheckQuantity - it.Quantity,
|
||
Type = 4,
|
||
InvoiceId = InvoiceId,
|
||
StockQuantity = nowChannels.Sum(it => it.Quantity),
|
||
CheckQuantity = it.CheckQuantity,
|
||
ManunoQuantity = nowChannels.FindAll(it2 => it2.ManuNo == it.ManuNo).Sum(it => it.Quantity)
|
||
}).ExecuteCommand();
|
||
|
||
|
||
logger.Info($"库存盘点->库位【{it.DrawerNo}-{it.ColNo}】药品【{it.DrugInfo.DrugName}】盘点前库存【{it.Quantity}】，更改后【{it.CheckQuantity}】");
|
||
}
|
||
|
||
|
||
string machine_id = (ConfigurationManager.AppSettings["machineId"] ?? "DM1");
|
||
string strSql = $@"SELECT cl.`row_no` AS rowNo,cl.`col_no` AS colNo,cl.`quantity` AS quantity,cl.`manu_no` AS manuNo,cl.`eff_date` AS effDate,
|
||
di.`drug_name` AS drugName,di.`drug_spec` AS drugSpec,di.`small_unit` AS packUnit,di.`manufactory` AS manufactory,di.`max_stock` maxStock,
|
||
cl.`drug_id` AS drugId,cl.`machine_id` AS MachineId FROM channel_stock cl INNER JOIN drug_info di ON di.`drug_id` = cl.`drug_id` WHERE cl.`machine_id` = '{machine_id}' AND cl.`drawer_type` = 1 ORDER BY cl.`drug_id`";
|
||
List<CheckRecordStock> checkRecordStockList = SqlSugarHelper.Db.SqlQueryable<dynamic>(strSql)
|
||
.AddParameters(new
|
||
{
|
||
machineId = ConfigurationManager.AppSettings["machineId"] ?? "DM1"
|
||
})
|
||
.Select(it => new CheckRecordStock())
|
||
.ToList();
|
||
List<CheckRecordStock> insertList = new List<CheckRecordStock>();
|
||
|
||
if (checkRecordStockList != null && checkRecordStockList.Count > 0)
|
||
{
|
||
for (int i = 0; i < checkRecordStockList.Count; i++)
|
||
{
|
||
if (!(insertList.Where(it => it.drugId == checkRecordStockList[i].drugId && it.manuNo == checkRecordStockList[i].manuNo).Count() > 0))
|
||
{
|
||
insertList.Add(checkRecordStockList[i]);
|
||
}
|
||
}
|
||
for (int j = 0; j < insertList.Count; j++)
|
||
{
|
||
|
||
|
||
CheckRecordStock cStock = insertList[j];
|
||
// 保存数据 盘点后药品总库存及批次库存数
|
||
SqlSugarHelper.Db.Insertable(new CheckRecordStock()
|
||
{
|
||
rowNo = cStock.rowNo,
|
||
colNo = cStock.colNo,
|
||
ManuQuantity = checkRecordStockList.Where(it => it.drugId == cStock.drugId && it.manuNo == cStock.manuNo).Sum(it => it.quantity),
|
||
manuNo = cStock.manuNo,
|
||
effDate = cStock.effDate,
|
||
drugName = cStock.drugName,
|
||
manufactory = cStock.manufactory,
|
||
drugSpec = cStock.drugSpec,
|
||
packUnit = cStock.packUnit,
|
||
maxStock = cStock.maxStock,
|
||
drugId = cStock.drugId,
|
||
MachineId = cStock.MachineId,
|
||
quantity = checkRecordStockList.Where(it => it.drugId == cStock.drugId).Sum(it => it.quantity),
|
||
optdate = DateTime.Now.ToString(),
|
||
operatorUser = HomeWindowViewModel.Operator?.Id.ToString(),
|
||
reviewerUser = HomeWindowViewModel.Reviewer?.Id.ToString()
|
||
}).ExecuteCommand();
|
||
}
|
||
}
|
||
|
||
|
||
return true;
|
||
});
|
||
if (f.Data)
|
||
{
|
||
// 更新屏显库存
|
||
//List<ChannelStock> singleChannels = record.FindAll(it => it.BoardType != 1);
|
||
List<ChannelStock> singleChannels = record.FindAll(it => it.BoardType != 1)
|
||
.GroupBy(it => new
|
||
{
|
||
it.DrawerNo,
|
||
it.ColNo
|
||
}).Select(it =>
|
||
{
|
||
var ret = it.First();
|
||
ret.CheckQuantity = it.Sum(itx => itx.CheckQuantity);
|
||
//ret.AddQuantity = it.Sum(itx => itx.AddQuantity);
|
||
return ret;
|
||
}).ToList();
|
||
if ((singleChannels.Count > 0 ? singleChannels[0].BoardType : 1) == 5)
|
||
{
|
||
singleChannels.ForEach(it =>
|
||
{
|
||
// 将库位多批次的总库存数更新标签
|
||
_portUtil.WriteQuantity(it.DrawerNo, it.ColNo, it.CheckQuantity);
|
||
Thread.Sleep(200);
|
||
});
|
||
}
|
||
|
||
RequestData();
|
||
AlertMsg alertMsg = new AlertMsg
|
||
{
|
||
Message = "抽屉盘点完成，库存已更新",
|
||
Type = MsgType.SUCCESS,
|
||
};
|
||
_eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
|
||
}
|
||
if (!f.IsSuccess)
|
||
{
|
||
AlertMsg alertMsg = new AlertMsg
|
||
{
|
||
Message = "抽屉盘点完成，库存更新失败！",
|
||
Type = MsgType.ERROR,
|
||
};
|
||
_eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
|
||
}
|
||
Status = 0;
|
||
_isFinishClick = false;
|
||
}
|
||
else
|
||
{
|
||
_isFinishClick = false;
|
||
AlertMsg alertMsg = new AlertMsg
|
||
{
|
||
Message = "盘点完成，库存无改变",
|
||
Type = MsgType.ERROR
|
||
};
|
||
_eventAggregator.GetEvent<SnackbarEvent>().Publish(alertMsg);
|
||
Status = 0;
|
||
_isFinishClick = false;
|
||
}
|
||
|
||
|
||
}, () => Status == 3 && !_isFinishClick).ObservesProperty(() => Status);
|
||
}
|
||
|
||
// 取消按钮
|
||
public DelegateCommand CancleTake
|
||
{
|
||
get => new DelegateCommand(() =>
|
||
{
|
||
_portUtil.ResetData();
|
||
Status = 0;
|
||
});
|
||
}
|
||
|
||
public bool KeepAlive => true;
|
||
|
||
private void DoDialogResult(IDialogResult dialogResult)
|
||
{
|
||
// 委托 被动执行 被子窗口执行
|
||
// dialogResult 第一方面可以拿到任意参数 第二方面 可判断关闭状态
|
||
//if (dialogResult.Result == ButtonResult.OK)
|
||
//{
|
||
RequestData();
|
||
//}
|
||
//MessageBox.Show("返回值：" + dialogResult.Result.ToString());
|
||
}
|
||
///// <summary>
|
||
///// 导出账册
|
||
///// </summary>
|
||
//public DelegateCommand DownloadAccountBook
|
||
//{
|
||
// get => new DelegateCommand(() =>
|
||
// {
|
||
// if (!string.IsNullOrEmpty(Stock))
|
||
// {
|
||
// //根据库位信息查询出药品id
|
||
// string[] strStock = Stock.Split('-');
|
||
// if (strStock.Length >= 2)
|
||
// {
|
||
// //DrugId = SqlSugarHelper.Db.Queryable<ChannelStock>().Where(cs => cs.DrawerNo == Convert.ToInt32(strStock[0]) && cs.ColNo == Convert.ToInt32(strStock[1])).Select(cs => cs.DrugId).ToString();
|
||
// var list = SqlSugarHelper.Db.Queryable<ChannelStock>().Where(cs => cs.DrawerNo == Convert.ToInt32(strStock[0]) && cs.ColNo == Convert.ToInt32(strStock[1]) && cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1")).ToList();
|
||
// if (list != null && list.Count > 0)
|
||
// {
|
||
// drugId = list[0].DrugId;
|
||
// }
|
||
// }
|
||
// }
|
||
// GridReportUtil.PrintReportAccountBook(StartDate, EndDate, drugId ?? "");
|
||
// });
|
||
//}
|
||
//public DelegateCommand DownLoadCommond
|
||
//{
|
||
// get => new DelegateCommand(() =>
|
||
// {
|
||
// GridReportUtil.PrintReportStockNew(StartDate, EndDate);
|
||
// });
|
||
//}
|
||
|
||
|
||
|
||
|
||
//这个方法用于拦截请求,continuationCallback(true)就是不拦截，continuationCallback(false)拦截本次操作
|
||
public void ConfirmNavigationRequest(NavigationContext navigationContext, Action<bool> continuationCallback)
|
||
{
|
||
continuationCallback(true);
|
||
}
|
||
|
||
|
||
public void RequestData()
|
||
{
|
||
ChannelStocks.Clear();
|
||
|
||
List<ChannelStock> q = SqlSugarHelper.Db.Queryable<ChannelStock>()
|
||
.Includes<DrugInfo>(cs => cs.DrugInfo)
|
||
.InnerJoin<ChannelList>((cs, cl) => cs.Chnguid == cl.Id && cs.DrugId == cl.DrugId)
|
||
.Where(cs => cs.DrawerType == 1)
|
||
.Where(cs => cs.DrugId != null)
|
||
.Where(cs => cs.MachineId.Equals(ConfigurationManager.AppSettings["machineId"] ?? "DM1"))
|
||
.WhereIF(App.SingleModel, cs => cs.DrawerNo <= 2) //单人登录开前8个抽屉，双人登录开后8个抽屉
|
||
.WhereIF(!(App.SingleModel), cs => cs.DrawerNo > 2)
|
||
.WhereIF(!String.IsNullOrEmpty(SearchValue), cs => cs.DrugInfo.DrugName == SearchValue)
|
||
.OrderBy(cs => cs.DrawerNo)
|
||
.OrderBy(cs => cs.ColNo)
|
||
//.OrderBy(cs => cs.DrugId)
|
||
.ToList();
|
||
ChannelStocks = q.Select(it => { it.CheckQuantity = it.Quantity; return it; }).ToList();
|
||
ChannelStocks = q;
|
||
|
||
}
|
||
|
||
//接收导航传过来的参数 现在是在此处初始化了表格数据
|
||
public void OnNavigatedTo(NavigationContext navigationContext)
|
||
{
|
||
_eventAggregator.GetEvent<PortUtilEvent>().Subscribe(DoMyPrismEvent);
|
||
Task.Factory.StartNew(() => { RequestData(); });
|
||
//RequestData();
|
||
}
|
||
|
||
|
||
//每次导航的时候，该实列用不用重新创建，true是不重新创建,false是重新创建
|
||
public bool IsNavigationTarget(NavigationContext navigationContext)
|
||
{
|
||
return true;
|
||
}
|
||
|
||
//这个方法用于拦截请求
|
||
public void OnNavigatedFrom(NavigationContext navigationContext)
|
||
{
|
||
// 取消消息订阅
|
||
_eventAggregator.GetEvent<PortUtilEvent>().Unsubscribe(DoMyPrismEvent);
|
||
}
|
||
}
|
||
}
|