DW5S/DW5S.App/UserControl/CtrlTarget.cs

using DevExpress.Utils.About;
using DevExpress.Utils.Html;
using DevExpress.XtraEditors;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;

using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Forms;
using DW5S.App.EditForms;
using DW5S.Entity;
using DW5S.Repostory;

namespace DW5S.App.UserControl
{
    public partial class CtrlTarget : DevExpress.XtraEditors.XtraUserControl
    {
        readonly List<TargetInfo> list = new List<TargetInfo>();
        public CtrlTarget()
        {
            InitializeComponent();
        }
        private async void CtrlSat_Load(object sender, EventArgs e)
        {
            try
            {
                gridTar.UseDefault(list).UseMultiSelect().UseRowNumber()
                    .UseAddAsync(Add).UseEditAsync<TargetInfo>(Edit).UseDeleteAsync<TargetInfo>(Del);

                using (RHDWContext db = new RHDWContext())
                {
                    var res = db.TargetInfos.OrderBy(p => p.TargetName).OrderBy(p => p.TargetName);
                    list.AddRange(await res.ToListAsync());
                }
                gridView1.RefreshData();
            }
            catch (Exception ex)
            {
                DW5S.Framework.LogHelper.Error("查询目标信息异常", ex);
                DxHelper.MsgBoxHelper.ShowError("查询目标信息异常");
            }
        }

        private async Task<TargetInfo> Add()
        {
            try
            {
                TargetEditor frm = new TargetEditor();
                if (frm.ShowDialog() != DialogResult.OK) return null;
                var addItem = frm.info;
                using (RHDWContext db = new RHDWContext())
                {
                    db.TargetInfos.Add(addItem);
                    await db.SaveChangesAsync();
                }
                return addItem;
            }
            catch (Exception ex)
            {
                DW5S.Framework.LogHelper.Error("添加目标信息异常", ex);
                DxHelper.MsgBoxHelper.ShowError("添加目标信息异常");
                return null;
            }
        }
        private async Task<TargetInfo> Edit(TargetInfo editItem)
        {
            try
            {
                TargetEditor frm = new TargetEditor(editItem);
                if (frm.ShowDialog() != DialogResult.OK) return null;
                editItem = frm.info;
                using (RHDWContext db = new RHDWContext())
                {
                    var find = await db.TargetInfos.Where(p => p.ID == editItem.ID).FirstOrDefaultAsync();
                    find.TargetName = editItem.TargetName;
                    find.TargeColor = editItem.TargeColor;
                    find.UpdateTime = DateTime.Now;
                    await db.SaveChangesAsync();
                }
                return editItem;
            }
            catch (Exception ex)
            {
                DW5S.Framework.LogHelper.Error("保存目标信息异常", ex);
                DxHelper.MsgBoxHelper.ShowError("保存目标信息异常");
                return null;
            }
        }
        private async Task<bool> Del(List<TargetInfo> list)
        {
            try
            {

                var ids = list.Select(p => p.ID);
                using (RHDWContext db = new RHDWContext())
                {
                    var delItems = await db.TargetInfos.Where(p => ids.Contains(p.ID)).ToListAsync();
                    db.TargetInfos.RemoveRange(delItems);
                    await db.SaveChangesAsync();
                }
                return true;
            }
            catch (Exception ex)
            {
                DW5S.Framework.LogHelper.Error("删除目标信息异常", ex);
                DxHelper.MsgBoxHelper.ShowError("删除目标信息异常");
                return false;
            }
        }

        private void gridView1_RowCellStyle(object sender, DevExpress.XtraGrid.Views.Grid.RowCellStyleEventArgs e)
        {
            if (e.CellValue == null) return;
            if (e.Column.FieldName == nameof(TargetInfo.TargeColor))
            {
                var clolrRes = ColorTranslator.FromHtml(e.CellValue.ToString());
                e.Appearance.BackColor = clolrRes;
            }
        }

        private async void gridView1_DoubleClick(object sender, EventArgs e)
        {
            var editItem = gridView1.GetFocusedRow() as TargetInfo;
            if (editItem == null) return;
            await Edit(editItem);
        }
    }
}