DataSimulation/DataSimulation.Forms/UserControl/CtrlHome.cs

using DataSimulation.Repostory.EFContext;
using DataSimulation.Repostory.Model;
using DevExpress.Utils;
using DxHelper;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Data.Entity;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace DataSimulation.Forms.UserControl
{
    public partial class CtrlHome : DevExpress.XtraEditors.XtraUserControl
    {
        public CtrlHome()
        {
            InitializeComponent();
             gridControl.Init<TaskInfo>().UseFilter();
            mapControl.UseDefalutOptions()
          .UseClearAll()
          .UseDistanceLine()
          .UseMarkDot()
          .UseExportImg()
          .UseExportXlsx()
          .UseExportCsv()
          .UseDrawRect(rect =>
          {
              (double startLon, double startLat, double centerLon, double centerLat, double endLon, double endLat, double lonRange, double latRange) = rect;
          });
        }

        private async void CtrlHome_Load(object sender, EventArgs e)
        {
            try
            {
                List<TaskInfo> list = new List<TaskInfo>();
                using (SimulationContext db = new SimulationContext())
                {
                    var taskList = db.TaskInfos.OrderByDescending(p => p.UpdateTime).ToList();
                    list.AddRange(taskList);
                    var runningList = await db.TaskInfos.Where(p => p.TaskState == EnumTaskState.Running).ToListAsync();
                    foreach (var item in runningList)
                    {
                        item.TaskState = EnumTaskState.Stopped;
                    }
                    await db.SaveChangesAsync();
                    gridControl.DataSource=list;
                    gridView.Columns[nameof(TaskInfo.TaskName)].AppearanceCell.TextOptions.HAlignment = HorzAlignment.Near;
                    this.svgImageCollection1.Add("Stopped", SvgHelper.CreateCycle("#1E8B58"));
                    this.svgImageCollection1.Add("Running", SvgHelper.CreateCycle("#2E8B57"));
                }
            }
            catch (Exception)
            {

                throw;
            }
        }
    }
}