using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using Lskj.Core;
using DevExpress.XtraEditors;
using DevExpress.XtraEditors.Controls;
using DevExpress.XtraGrid.Views.Grid;
using System.Reflection;
using DevExpress.Data.Filtering;

namespace CsHospital.UserControls
{
    public partial class UserSsCzmz : UserControl
    {
        public UserSsCzmz()
        {
            InitializeComponent();
            DBConfig.Instance.CreateConnection();
            string sql = string.Format("SELECT  lcssbm.bm ,lcssbm.mc ,lcssbm.jp FROM lcssbm      where version='国标版2018'");
            DataTable SsCzmz = SqlHelper.ExecuteDataTable(sql);
            this.GridLookUpEdit1.Properties.DataSource = SsCzmz;
        }
        public string gid = "";
        public delegate void BindText(string data, bool flag,string kname);
        public event BindText bindText;
        private void gridLookUpEdit1_Popup(object sender, EventArgs e)
        {
            GridLookUpEdit edit = sender as GridLookUpEdit;
            FilterLookup(sender, new string[] { "mc", "bm", "jp" });//中文，全拼英，简拼
        }
        /// <summary>
        /// 下拉框对象
        /// </summary>
        public DevExpress.XtraEditors.GridLookUpEdit GridLookUpEditObj { get { return GridLookUpEdit1; } }

        private void gridLEdit1_EditValueChanging(object sender, ChangingEventArgs e)
        {
            this.BeginInvoke(new System.Windows.Forms.MethodInvoker(delegate
            {
                FilterLookup(sender, new string[] { "mc", "bm", "jp" });
            }));
        }
        private void gridLUpEdit1_TextChanged(object sender, EventArgs e)
        {
            GridLookUpEdit edit = sender as GridLookUpEdit;
            edit.SelectionStart = edit.Text.Length;
            string gname = edit.Text;
            string sql = string.Format("SELECT  lcssbm.bm  FROM lcssbm      where version='国标版2018' and mc='{0}'", gname);
            DataTable gTable = SqlHelper.ExecuteDataTable(sql);
            if (gTable.Rows.Count == 0)
            {
                bindText("", false,"");
                return;
            }
            gid = gTable.Rows[0]["bm"].ToString();
            bindText(gid, false, gname);
        }

        /// <summary>
        /// 拼英模糊查询的关键方法
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="arrFilterField"></param>
        private void FilterLookup(object sender, string[] arrFilterField)
        {
            GridLookUpEdit edit = sender as GridLookUpEdit;
            GridView gridView = edit.Properties.View as GridView;
            FieldInfo fi = gridView.GetType().GetField("extraFilter", BindingFlags.NonPublic | BindingFlags.Instance);
            CriteriaOperator[] arrCriteriaOperator = new CriteriaOperator[arrFilterField.Length];
            for (int i = 0; i < arrFilterField.Length; i++)
            {
                arrCriteriaOperator[i] = new BinaryOperator(arrFilterField[i], "%" + edit.AutoSearchText + "%", BinaryOperatorType.Like);
            }
            string filterCondition = new GroupOperator(GroupOperatorType.Or, arrCriteriaOperator).ToString();
            fi.SetValue(gridView, filterCondition);
            MethodInfo mi = gridView.GetType().GetMethod("ApplyColumnsFilterEx", BindingFlags.NonPublic | BindingFlags.Instance);
            mi.Invoke(gridView, null);
        }

        private void UserSsCzmz_KeyPress(object sender, KeyPressEventArgs e)
        {
            bool isnull = false;
            GridLookUpEdit gu = sender as GridLookUpEdit;
            string kname = gu.Text;
            if (e.KeyChar == (char)Keys.Enter)
            {
                if (string.IsNullOrWhiteSpace(gu.Text))
                {
                    isnull = true;
                    bindText(gid, isnull, kname);
                }
                else {
                    SendKeys.Send("{tab}");
                }
               
            }
        }
      
    }
}