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 CYSoft.UI.Common;

using CYSoft.Common;

using CYSoft.TS.EntityLib;

using CYSoft.IC.Common.A0;

//Dev 引用

using DevExpress.XtraEditors;

using DevExpress.XtraEditors.Repository;

namespace CYSoft.TS.UI.BookInfo

{

    public partial class FrmCellEdit : TS.UI.Common.FrmEditBase

    {

        //接口

        public IC.BookInfo bb = null;

        public FrmCellEdit()

        {

            InitializeComponent();

            bb = new IC.BookInfo();

            InitCtl();

        }

        /// <summary>

        /// 初始化

        /// </summary>

        public void InitCtl() {

            //克隆表结构 绑定到grid

            DataTable dt = b.BookGetByCode("").Tables[0].Clone();

            grid.DataSource = dt;

            //自定义方法 初始化 gv

            CYSoft.UI.Common.Function.InitGrid(this.gv,

                new string[] {"编码","名称" },

                new string[] {"BookNo","BookName" },

                new int[] {100,100 });

            //编辑列  设置

            RepositoryItemTextEdit rite = new RepositoryItemTextEdit();

            //keydown事件

            rite.KeyDown+=new KeyEventHandler(rite_KeyDown);

            gv.Columns["BookNo"].ColumnEdit = rite;

            gv.CellValueChanged += new DevExpress.XtraGrid.Views.Base.CellValueChangedEventHandler(gv_CellValueChanged);

            gv.InitNewRow += new DevExpress.XtraGrid.Views.Grid.InitNewRowEventHandler(gv_InitNewRow);

        }

        /// <summary>

        /// 单元格回车

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        void rite_KeyDown(object sender, KeyEventArgs e) {

            //用户点击 回车

            if (e.KeyCode == Keys.Enter) {

                TextEdit te = sender as TextEdit;

                //值为空时返回

                if (te == null || string.IsNullOrEmpty(te.Text.Trim())) {

                    return;

                }              

                //自定义方法，根据用户输入内容从数据库获取数据

                DataSet ds = bb.BookGetByCode(te.Text.Trim());

                //有数据记录

                if (ds.Tables[0].Rows.Count > 0) {

                    //初始化DataRow  值为 第一行数据

                    DataRow dtBook = ds.Tables[0].Rows[0];

                    //初始化DataRow  值为

                    DataRow dr = gv.GetDataRow(gv.FocusedRowHandle);

                    foreach (DataColumn dc in dr.Table.Columns) {

                        dr[dc.ColumnName] = dtBook[dc.ColumnName].ToString();

                    }

                    //终止行编辑

                    dr.EndEdit();

                    //调用方法

                    SetCellEdit(gv.FocusedRowHandle);

                    //自定义类 对gv的一些设置

                    CYSoft.TS.UI.Common.TSFunc.SetBestFitColumns(gv);

                }

            }

        }

        /// <summary>

        /// 单元格处理

        /// </summary>

        /// <param name="row"></param>

        private void SetCellEdit(int row)

        {

            Application.DoEvents();

            try

            {

                gv.BeginInit();

                grid.Focus();

                gv.Focus();

                gv.SelectCell(row, gv.Columns["BookNo"]);

                gv.FocusedColumn = gv.Columns["BookNo"];

                gv.ShowEditor();

            }

            finally

            {

                gv.EndInit();

            }

        }

        /// <summary>

        /// 单元格 焦点离开 触发该事件

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        void gv_CellValueChanged(object sender, DevExpress.XtraGrid.Views.Base.CellValueChangedEventArgs e)

        {

            if (e.Column.FieldName == "BookNo")

            {

                if (e.Value == null)

                    return;

            }

        }

        void gv_InitNewRow(object sender, DevExpress.XtraGrid.Views.Grid.InitNewRowEventArgs e)

        {

            SetCellEdit(e.RowHandle);

        }

        /// <summary>

        /// 增加新行

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void btnNewLine_Click(object sender, EventArgs e)

        {

            DataTable dt = grid.DataSource as DataTable;

            if (dt == null)

                return;

            gv.AddNewRow();

        }

    }

}