lserp_cs_5.0/插件库/Lskj.MyControl/LookUpAdd/FrmMain.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using CommonLib.data;
using CommonLib;
using DevExpress.XtraGrid.Columns;
using DevExpress.Utils;
using DevExpress.XtraGrid.Views.Grid;
using System.Collections;

namespace Lskj.MyControl.LookUpAdd
{

    public partial class FrmMain : FormBase
    {

        #region 外部属性
        /// <summary>
        /// sql语句
        /// </summary>
        public string SQL { get; set; }
        /// <summary>
        /// 列集合
        /// </summary>
        public Dictionary<string, string> Columns { get; set; }
        /// <summary>
        /// 选择Value字段
        /// </summary>
        public string ValueField { get; set; }
        /// <summary>
        /// 选择Text字段
        /// </summary>
        public string TextField { get; set; }
        /// <summary>
        /// 是否多选
        /// </summary>
        public bool IsMultiple { get; set; }

        /// <summary>
        /// 窗体高度
        /// </summary>
        public int WinHeight { get; set; }
        /// <summary>
        /// 窗体宽度
        /// </summary>
        public int WinWidth { get; set; }
        /// <summary>
        /// 返回Value
        /// </summary>
        public string ReturnValue { get; set; }
        /// <summary>
        /// 返回Text
        /// </summary>
        public string ReturnText { get; set; }
        /// <summary>
        /// 窗体标题
        /// </summary>
        public string FrmTitle { get; set; }
        #endregion

        private IList<string> RText = new List<string>();
        private IList<string> RValue = new List<string>();

        public FrmMain()
        {
            InitializeComponent();
        }

        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);
            if (WinHeight > 0)
            {
                this.Height = WinHeight;
            }
            if (WinWidth > 0)
            {
                this.Width = WinWidth;
            }
            if (!string.IsNullOrEmpty(FrmTitle))
            {
                this.Text = FrmTitle;
            }
            if (!string.IsNullOrEmpty(ReturnText))
            {
                RText = ReturnText.Split(',').ToList();
            }
            if (!string.IsNullOrEmpty(ReturnValue))
            {
                RValue = ReturnValue.Split(',').ToList();
            }
            DataTable dt = SqlHelper.ExecuteDataSet(SQL).Tables[0];
            //绑定列z
            SetColumns(dt);
            //绑定数据源
            gridMain.DataSource = dt;
            GridColumnCollection gc = new GridColumnCollection(null);
            for (int i = 0; i < gvMain.Columns.Count; i++)
            {
                if (gvMain.Columns[i].Caption == "选择")
                    continue;
                gc.Add(gvMain.Columns[i]);
            }
            cbSearch.DataSource = gc;
            cbSearch.DisplayMember = "Caption";
            cbSearch.ValueMember = "FieldName";
            gvMain.CustomDrawRowIndicator += new RowIndicatorCustomDrawEventHandler(gvMain_CustomDrawRowIndicator);
            gvMain.RowCellClick += new RowCellClickEventHandler(gvMain_RowCellClick);
            gvMain.IndicatorWidth = 35;
            if (!IsMultiple)
            {
                int result = gvMain.LocateByValue(TextField, ReturnText, null);
                if (result >= 0)
                {
                    gvMain.SelectRow(result);
                }
            }
            else
            {
                for (int i = 0; i < RText.Count; i++)
                {
                    int result = gvMain.LocateByValue(TextField, RText[i], null);
                    if (result >= 0)
                    {
                        DataRow dr = gvMain.GetDataRow(result);
                        dr["Id"] = true;
                        dr.AcceptChanges();
                    }
                }
            }
        }

        /// <summary>
        /// 生成行号
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void gvMain_CustomDrawRowIndicator(object sender, RowIndicatorCustomDrawEventArgs e)
        {
            e.Appearance.TextOptions.HAlignment = HorzAlignment.Center;
            if (e.Info.IsRowIndicator)
            {
                if (e.RowHandle >= 0)
                {
                    e.Info.DisplayText = (e.RowHandle + 1).ToString();
                }
            }
        }

        /// <summary>
        /// 设置grid 列
        /// </summary>
        public void SetColumns(DataTable dt)
        {
            gvMain.Columns.Clear();
            //if (IsMultiple)
            //{
            //    DataColumn dc = new DataColumn()
            //    {
            //        Caption = "选择",
            //        DataType = typeof(bool),
            //        ColumnName = "Id",
            //        DefaultValue = false
            //    };
            //    dt.Columns.Add(dc);
            //    dt.AcceptChanges();
            //    GridColumn gridColumnCheckBox = new GridColumn();
            //    gridColumnCheckBox.FieldName = "Id";
            //    gridColumnCheckBox.Name = "Id";
            //    gridColumnCheckBox.Caption = "选择";
            //    gridColumnCheckBox.Width = 40;
            //    gridColumnCheckBox.AppearanceHeader.TextOptions.HAlignment = DevExpress.Utils.HorzAlignment.Center;
            //    gridColumnCheckBox.Visible = true;
            //    gvMain.Columns.Add(gridColumnCheckBox);
            //}
            foreach (var col in Columns.Keys)
            {
                GridColumn gridColumn = new GridColumn();
                gridColumn.FieldName = col;
                gridColumn.Name = col;
                gridColumn.Caption = Columns[col];
                gridColumn.Width = 200;
                gridColumn.Visible = true;
                gridColumn.OptionsColumn.AllowEdit = false;
                gridColumn.OptionsColumn.ReadOnly = false;
                gvMain.Columns.Add(gridColumn);
                gvMain.Appearance.HeaderPanel.TextOptions.HAlignment = HorzAlignment.Center;
            }
        }
        /// <summary>
        /// 行点击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void gvMain_RowCellClick(object sender, RowCellClickEventArgs e)
        {
            //if (IsMultiple)
            //{
            //    DataRow row = gvMain.GetDataRow(e.RowHandle);
            //    string id = row["Id"] + "";
            //    if (id.IndexOf("true", StringComparison.OrdinalIgnoreCase) != -1)
            //    {
            //        row["Id"] = false;
            //    }
            //    else
            //    {
            //        row["Id"] = true;
            //    }
            //}
        }
        /// <summary>
        /// 搜索数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSearch_Click(object sender, EventArgs e)
        {
            string filedName = cbSearch.SelectedValue + "";
            string filedText = txtKey.Text;
            if (!string.IsNullOrEmpty(filedName))
            {
                string mysql = "select * from (" + SQL + ") as tab where " + filedName + " like '%" + filedText + "%' or dbo.p_getpy(" + filedName + ") like '%" + filedText + "%'";
                DataTable dt = SqlHelper.ExecuteDataSet(mysql).Tables[0];
                //SetColumns(dt);
                gridMain.DataSource = dt;
            }
        }
        /// <summary>
        /// 关闭窗口
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnClose_Click(object sender, EventArgs e)
        {
            this.DialogResult = DialogResult.No;
        }
        /// <summary>
        /// 确定-关闭
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnSave_Click(object sender, EventArgs e)
        {
            if (IsMultiple)
            {
                ReturnValue = "";
                ReturnText = "";
                DataTable dt = gridMain.DataSource as DataTable;
                foreach (DataRow row in dt.Rows)
                {
                    string msg = row["Id"] + "";
                    if (msg.IndexOf("true", StringComparison.OrdinalIgnoreCase) != -1)
                    {
                        ReturnValue += row[ValueField] + ",";
                        ReturnText += row[TextField] + ",";
                    }
                }
            }
            else
            {
                int[] rows = gvMain.GetSelectedRows();
                if (rows.Length > 0)
                {
                    DataRow row = gvMain.GetDataRow(rows[0]);
                    ReturnValue += "'" + row[ValueField] + "',";
                    ReturnText += row[TextField] + ",";
                }
            }
            if (!string.IsNullOrEmpty(ReturnValue))
            {
                ReturnValue = ReturnValue.Trim(',');
            }
            if (!string.IsNullOrEmpty(ReturnText))
            {
                ReturnText = ReturnText.Trim(',');
            }
            this.DialogResult = DialogResult.OK;
        }

        private void gvMain_RowCellStyle(object sender, RowStyleEventArgs e)
        {

        }
    }
}