using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.ComponentModel;
using System.Data;
namespace LYFZ.ComponentLibrary
{
    public class DataGridViewEx : System.Windows.Forms.DataGridView
    {
        /// <summary>
        /// 实现分页后
        /// </summary>
        public DataGridViewEx()
            : base()
        {
            try
            { RefreshTheme(); }
            catch { }

            this.Paint += DataGridViewEx_Paint;
            this.CellMouseDown += DataGridViewEx_CellMouseDown;

            this.CellPainting += DataGridViewEx_CellPainting;
        }


        /// <summary>
        /// 设置要隐藏的手机号字段名
        /// </summary>
        void SetHidePhoneCellsName()
        {
            if (this.Columns != null)
            {
                HidePhoneFindList.Clear();
                for (int i = 0; i < this.Columns.Count; i++)
                {
                    DataGridViewColumn Column = this.Columns[i];
                    if (_HidePhoneCellsNameList.Contains(Column.Name) || _HidePhoneCellsNameList.Contains(Column.HeaderText))
                    {
                        HidePhoneFindList.Add(Column.Name);
                    }
                }
            }
        }
        //   string[] HidePhoneFinds = "客户电话,电话,固定电话,介绍人电话,手机号码,本人手机,老公手机".Split(',');
        List<string> HidePhoneFindList = new List<string>();
        /// <summary>
        /// 
        /// </summary>
        static List<string> _HidePhoneCellsNameList = new List<string>();//当前手机号字段列名
        /// <summary>
        /// 要将字段值显示为“*”号的字段列名(当前手机号字段列名)
        /// </summary>
        public static List<string> HidePhoneCellsNameList
        {
            get { return DataGridViewEx._HidePhoneCellsNameList; }
        }


        bool _EraseCell = false;
        /// <summary>
        /// 是否开启擦除单元格功能
        /// </summary>
        public bool EraseCell
        {
            get { return _EraseCell; }
            set { _EraseCell = value; }
        }
       public string EraseCellDrawLine
        {
            get { return "@EraseCellDrawLine@"; }
        }
       public string EraseCellDrawLineVEnd
       {
           get { return "@EraseCellDrawLine@VEnd"; }
       }
       public string EraseCellDrawLineHEnd
       {
           get { return "@EraseCellDrawLine@HEnd"; }
       }
       public string EraseCellDrawLineVHEnd
       {
           get { return "@EraseCellDrawLine@VHEnd"; }
       }
        /// <summary>
        /// 擦除单元格
        /// </summary>
        /// <param name="e"></param>
        void EraseCellPainting(DataGridViewCellPaintingEventArgs e)
        {
            
            if (EraseCell)
            { 
                if (e.RowIndex < 0 || e.ColumnIndex < 0) { return; }
                Brush gridBrush = new SolidBrush(this.GridColor);
                SolidBrush backBrush = new SolidBrush(e.CellStyle.BackColor);
                object EraseCellValue = this.Rows[e.RowIndex].Cells[e.ColumnIndex].Tag;

                if (EraseCellValue != null && (EraseCellValue.ToString().ToLower().Contains(EraseCellDrawLine.ToLower())))
                {
                    // cellwidth = e.CellBounds.Width;
                    Pen gridLinePen = new Pen(gridBrush);

                    if (this.Rows[e.RowIndex].Selected)
                    {
                        backBrush.Color = e.CellStyle.SelectionBackColor;
                    }
                    //以背景色填充
                    e.Graphics.FillRectangle(backBrush, e.CellBounds);
                    if (EraseCellValue.ToString().ToLower() == EraseCellDrawLineHEnd.ToLower() || EraseCellValue.ToString().ToLower() == EraseCellDrawLineVHEnd.ToLower())
                    {
                        //画下面的线
                          e.Graphics.DrawLine(gridLinePen, e.CellBounds.Left, e.CellBounds.Bottom - 1, e.CellBounds.Right - 1, e.CellBounds.Bottom - 1);
                    }
                    if (EraseCellValue.ToString().ToLower() == EraseCellDrawLineVEnd.ToLower() || EraseCellValue.ToString().ToLower() == EraseCellDrawLineVHEnd.ToLower())
                    {
                        // 画右边线
                         e.Graphics.DrawLine(gridLinePen, e.CellBounds.Right - 1, e.CellBounds.Top, e.CellBounds.Right - 1, e.CellBounds.Bottom);
                    }

                    e.Handled = true;
                }
            }
        
        }
        /// <summary>
        /// 纵向合并,即合并数据项的值
        /// </summary>
        /// <param name="e"></param>
        private void DataGridViewEx_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)
        {
            EraseCellPainting(e);
        }
        /// <summary>
        /// 绘制合并以后的值(纵向)  暂不使用
        /// </summary>
        /// <param name="e"></param>
        /// <param name="cellwidth"></param>
        /// <param name="UpRows"></param>
        /// <param name="DownRows"></param>
        /// <param name="count"></param>
        private void PaintingFont(System.Windows.Forms.DataGridViewCellPaintingEventArgs e, int cellwidth, int UpRows, int DownRows, int count)
        {
            string stValue = "";
            if (e.Value != DBNull.Value)
            {
                stValue = e.Value.ToString();
            }
            int fontheight = 0;
            int fontwidth = 0;
            using (SolidBrush fontBrush = new SolidBrush(e.CellStyle.ForeColor))
            {
                fontheight = (int)e.Graphics.MeasureString(e.Value.ToString(), e.CellStyle.Font).Height;
                fontwidth = (int)e.Graphics.MeasureString(e.Value.ToString(), e.CellStyle.Font).Width;
                int cellheight = e.CellBounds.Height;

                if (e.CellStyle.Alignment == DataGridViewContentAlignment.BottomCenter)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X + (cellwidth - fontwidth) / 2, e.CellBounds.Y + cellheight * DownRows - fontheight);
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.BottomLeft)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X, e.CellBounds.Y + cellheight * DownRows - fontheight);
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.BottomRight)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X + cellwidth - fontwidth, e.CellBounds.Y + cellheight * DownRows - fontheight);
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.MiddleCenter)
                {

                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X + (cellwidth - fontwidth) / 2, e.CellBounds.Y - cellheight * (UpRows - 1) + (cellheight * count - fontheight) / 2);
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.MiddleLeft)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X, e.CellBounds.Y - cellheight * (UpRows - 1) + (cellheight * count - fontheight) / 2);
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.MiddleRight)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X + cellwidth - fontwidth, e.CellBounds.Y - cellheight * (UpRows - 1) + (cellheight * count - fontheight) / 2);
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.TopCenter)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X + (cellwidth - fontwidth) / 2, e.CellBounds.Y - cellheight * (UpRows - 1));
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.TopLeft)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X, e.CellBounds.Y - cellheight * (UpRows - 1));
                }
                else if (e.CellStyle.Alignment == DataGridViewContentAlignment.TopRight)
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X + cellwidth - fontwidth, e.CellBounds.Y - cellheight * (UpRows - 1));
                }
                else
                {
                    e.Graphics.DrawString(stValue, e.CellStyle.Font, fontBrush, e.CellBounds.X + (cellwidth - fontwidth) / 2, e.CellBounds.Y - cellheight * (UpRows - 1) + (cellheight * count - fontheight) / 2);
                }
            }
        }
        bool _isCopyCellValue = true;
        /// <summary>
        /// 是否能复制单元格的Value值
        /// </summary>
        [
       Category("CollapseDataGridViewProperties"),
       Description("是否能复制单元格的Value值"),
       Bindable(true)
        ]
        public bool IsCopyCellValue
        {
            get { return _isCopyCellValue; }
            set { _isCopyCellValue = value; }
        }

        public ContextMenuStrip conMenu = new ContextMenuStrip();
        void DataGridViewEx_CellMouseDown(object sender, DataGridViewCellMouseEventArgs e)
        {
            if (this.Rows.Count > 0)
            {
                if (this.CurrentRow != null)
                {
                    if (e.ColumnIndex >= 0 && e.RowIndex >= 0)
                    {
                        if (e.Button == System.Windows.Forms.MouseButtons.Right)
                        {
                            if (IsCopyCellValue)
                            {
                                this.conMenu.Items.Clear();
                                conMenu.Show(MousePosition.X, MousePosition.Y);//弹出操作菜单
                                conMenu.ItemClicked -= conMenu_ItemClicked;
                                conMenu.ItemClicked += conMenu_ItemClicked;
                                ToolStripMenuItem item = new ToolStripMenuItem();
                                item.Text = "复制" + this.Columns[e.ColumnIndex].HeaderText;
                                item.Tag = this.CurrentRow.Index + "|" + e.ColumnIndex;
                                item.Name = "复制列";
                                conMenu.Items.Add(item);
                                conMenu.Show();
                            }
                        }
                    }
                    else if (e.RowIndex == -1)
                    {
                        if (this.SelectedRows.Count > 3)
                        {
                            if (e.Button == System.Windows.Forms.MouseButtons.Right)
                            {
                                try
                                {
                                    decimal decAoumnt = 0;
                                    for (int i = 0; i < this.Rows.Count; i++)
                                    {
                                        decAoumnt += Convert.ToDecimal(this.Rows[i].Cells[e.ColumnIndex].Value);
                                    }
                                    MessageBoxCustom.Show(decAoumnt.ToString().Trim());
                                }
                                catch { }
                            }
                        }
                    }
                }
            }
        }
        public delegate void DataGridView_ConMenu_ItemClicked(object sender, ToolStripItemClickedEventArgs e);
        /// <summary>
        /// 用event 关键字声明事件对象
        /// </summary>
        [Category("控件扩展事件"), Description("列表右击显示菜单事件")]
        public event DataGridView_ConMenu_ItemClicked DataGridViewConMenu_ItemClicked;
        void conMenu_ItemClicked(object sender, ToolStripItemClickedEventArgs e)
        {
            ToolStripItem item = e.ClickedItem;
            if (!string.IsNullOrEmpty(item.Name) && item.Name.Trim() == "复制列")
            {
                if (!string.IsNullOrEmpty(item.Text.Trim()) && item.Tag != null)
                {
                    string[] StrTag = item.Tag.ToString().Trim().Split('|');
                    Clipboard.SetDataObject(this.Rows[Convert.ToInt32(StrTag[0])].Cells[Convert.ToInt32(StrTag[1])].Value.ToString().Trim());
                }
            }
            else
            {
                if (this.DataGridViewConMenu_ItemClicked != null)
                { this.DataGridViewConMenu_ItemClicked(sender, e); }
            }
        }
        /// <summary>
        /// 刷新主题
        /// </summary>
        public void RefreshTheme()
        {
            try
            {
                // BackgroundColor = Color.White;   //背景颜色
                // BorderStyle = BorderStyle.Fixed3D; //边框样式
                // ColumnHeadersBorderStyle = DataGridViewHeaderBorderStyle.None; //列标题边框样式  
                // GridColor = Color.Silver; //单元格网状颜色
                // AllowUserToAddRows = false; //是否显示增加列
                // AllowUserToDeleteRows = false; //是否允许删除
                // AllowUserToOrderColumns = true; //是否手动放置
                SelectionMode = DataGridViewSelectionMode.FullRowSelect;
                AllowUserToResizeRows = false;//不可设置行高
                // RowsDefaultCellStyle.SelectionBackColor = Color.SkyBlue;
                // //改变标题的高度;
                // ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.EnableResizing;
                // ColumnHeadersHeight = 50;
                // //设置标题内容居中显示;
                // ColumnHeadersDefaultCellStyle.Alignment = DataGridViewContentAlignment.MiddleCenter;
                //// RowHeadersDefaultCellStyle.Alignment =DataGridViewCellStyle;

                System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle1 = new System.Windows.Forms.DataGridViewCellStyle();
                System.Windows.Forms.DataGridViewCellStyle dataGridViewCellStyle2 = new System.Windows.Forms.DataGridViewCellStyle();
                AllowUserToAddRows = false;
                AllowUserToDeleteRows = false;
                dataGridViewCellStyle1.BackColor = System.Drawing.Color.LightCyan;
                AlternatingRowsDefaultCellStyle = dataGridViewCellStyle1;
                BackgroundColor = System.Drawing.Color.White;
                BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
                ColumnHeadersBorderStyle = System.Windows.Forms.DataGridViewHeaderBorderStyle.Single;
                dataGridViewCellStyle2.Alignment = System.Windows.Forms.DataGridViewContentAlignment.MiddleCenter;//211, 223, 240
                dataGridViewCellStyle2.BackColor = System.Drawing.Color.FromArgb(43, 108, 150);//标题背景色
                dataGridViewCellStyle2.Font = new System.Drawing.Font("宋体", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
                dataGridViewCellStyle2.ForeColor = System.Drawing.Color.White; //标题文字色
                dataGridViewCellStyle2.SelectionBackColor = System.Drawing.SystemColors.Highlight;
                dataGridViewCellStyle2.SelectionForeColor = System.Drawing.SystemColors.HighlightText;
                ColumnHeadersDefaultCellStyle = dataGridViewCellStyle2;
                ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.DisableResizing;
                this.ColumnHeadersHeight = 24;
                EnableHeadersVisualStyles = false;
                GridColor = System.Drawing.SystemColors.GradientInactiveCaption;
                //ReadOnly = true;
                RowHeadersVisible = false;
                RowTemplate.Height = 23;
                RowTemplate.ReadOnly = true;
            }
            catch { }
        }
        /// <summary>
        /// 
        /// </summary>
        protected override void CreateHandle()
        {
            if (!IsHandleCreated)
            {
                try
                { base.CreateHandle(); }
                catch { }
                finally
                {
                    if (!IsHandleCreated)
                    { base.RecreateHandle(); }
                }
            }
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void DataGridViewEx_Paint(object sender, PaintEventArgs e)
        {
            try
            {
                Pen p = new Pen(LYFZ.ComponentLibrary.GetUIResources.DataGridViewExBorderColor);
                // p.Color = LYFZ.ComponentLibrary.GetUIResources.DataGridViewExBorderColor;
                e.Graphics.DrawRectangle(p, new Rectangle(0, 0, this.Width - 1, this.Height - 1));
            }
            catch
            { }
        }


        /// <summary>
        /// 数据是否完成邦定
        /// </summary>
        bool isCompleteBonding = false;
        /// <summary>
        /// 数据是否完成邦定
        /// </summary>
        public bool IsCompleteBonding
        {
            get { return isCompleteBonding; }
            set { isCompleteBonding = value; }
        }
        //创建一个委托，是为访问DataGridVie控件服务的。
        public delegate void UpdateDataGridView();
        /// <summary>
        /// 清空所有行
        /// </summary>
        public void ClearAllRows()
        {
            System.Data.DataTable dtble = (System.Data.DataTable)this.DataSource;
            if (dtble != null)
            { dtble.Rows.Clear(); }
        }
       
        /// <summary>
        /// 显示标题菜单
        /// </summary>
        System.Windows.Forms.ContextMenuStrip displayTitleMenu = null;
        
        /// <summary>
        /// 设置排序
        /// </summary>
        /// <param name="columnName"></param>
        /// <param name="direction"></param>
        public void SetSort(string columnName, ListSortDirection direction)
        { this.Sort(this.Columns[columnName], direction); }
        string _DisplayIndexValue = "";

       
        string gridViewUniquelyIdentify = "";
        /// <summary>
        /// GridViewUniquelyIdentify唯一标识不能为空
        /// </summary>
        public string GridViewUniquelyIdentify
        {
            get { return gridViewUniquelyIdentify; }
            set
            {
                try
                {
                    try
                    { gridViewUniquelyIdentify = value + "_" + this.Parent.Name + "_" + this.Name; }
                    catch
                    { gridViewUniquelyIdentify = value + "_" + this.Name; }
                }
                catch
                { gridViewUniquelyIdentify = value; }
            }
        }
        /// <summary>
        /// 获取排序对象 请在邦定数据前获取
        /// </summary>
        /// <param name="defaultSortField"></param>
        /// <param name="defaultSortDirection"></param>
        /// <returns></returns>
        public SortedColumnModel GetSortedColumnModel(string defaultSortField = "id", ListSortDirection defaultSortDirection = ListSortDirection.Descending)
        {
            SortedColumnModel model = new SortedColumnModel();
            try
            {
                DataGridViewColumn sortColumn = this.SortedColumn;
                string orderStr = " " + defaultSortField + " desc ";
                string columnName = defaultSortField;
                if (defaultSortDirection == ListSortDirection.Descending)
                { orderStr = " " + defaultSortField + " desc "; }
                else
                { orderStr = " " + defaultSortField + " asc "; }
                ListSortDirection Direction = defaultSortDirection;
                if (sortColumn != null)
                {
                    columnName = sortColumn.Name;
                    switch (this.SortOrder)
                    {
                        case SortOrder.Ascending:
                            orderStr = "[" + sortColumn.Name + "] asc ";
                            Direction = ListSortDirection.Ascending;
                            break;
                        case SortOrder.Descending:
                            orderStr = "[" + sortColumn.Name + "] desc ";
                            Direction = ListSortDirection.Descending;
                            break;
                        default: break;
                    }
                }
                model.Direction = Direction;
                model.OrderStr = orderStr.Trim();
                model.SortColumn = sortColumn;
                model.ColumnName = columnName;
            }
            catch { }
            return model;
        }
        /// <summary>
        /// 导出数据
        /// </summary>
        public void ExportDataTable()
        {
            DataGridViewExport.DataToExcel(this);
        }
        /// <summary>
        /// 导出数据
        /// </summary>
        public void DataToExcelPayroll(string StrExeclName = "")
        {
            DataGridViewExport.DataToExcelPayroll(this, StrExeclName);
        }

        /// <summary>
        /// 排序对象
        /// </summary>
        public class SortedColumnModel
        {
            public SortedColumnModel()
            { }
            DataGridViewColumn sortColumn = new DataGridViewColumn();
            /// <summary>
            /// 当前的排序字段，请在邦定数据前获取
            /// </summary>
            public DataGridViewColumn SortColumn
            {
                get { return sortColumn; }
                set { sortColumn = value; }
            }
            string orderStr = " id desc ";
            /// <summary>
            /// 获取排序字符串
            /// </summary>
            public string OrderStr
            {
                get { return orderStr; }
                set { orderStr = value; }
            }
            string columnName = "id";
            /// <summary>
            /// 排序字段名
            /// </summary>
            public string ColumnName
            {
                get { return columnName; }
                set { columnName = value; }
            }
            ListSortDirection direction = ListSortDirection.Descending;
            /// <summary>
            /// 排序方式
            /// </summary>
            public ListSortDirection Direction
            {
                get { return direction; }
                set { direction = value; }
            }
        }
    }

    #region
    public class DataGridViewExport
    {
        /// <summary>
        /// 导出DataGridView数据 以文本形式导出
        /// </summary>
        /// <param name="m_DataView"></param>
        public static void DataTableToExcel(DataTable m_DataView, bool IsShowSave = true, string StrFileName = "", string ExportOKPrompt="")
        {
            string FileName = "";
            if (IsShowSave)
            {
                SaveFileDialog saveFile = new SaveFileDialog();
                saveFile.Title = "导出数据报表文件";
                saveFile.Filter = "EXECL文件(*.xls) |*.xls |文本文件(*.txt) |*.txt |所有文件(*.*) |*.*";
                saveFile.FilterIndex = 1;
                DialogResult drst = saveFile.ShowDialog();
                if (drst == DialogResult.No || drst == DialogResult.Cancel || drst == DialogResult.No || drst == DialogResult.Abort)
                { return; }
                FileName = saveFile.FileName;
            }
            else
            { FileName = StrFileName; }
            //定义表格内数据的行数和列数   
            int rowscount = m_DataView.Rows.Count;
            int colscount = m_DataView.Columns.Count;
            //行数必须大于0    列数必须大于0 
            if (rowscount <= 0 || colscount <= 0)
            {
                MessageBoxCustom.Show("没有数据可供保存 ");
                return;
            }
            //行数不可以大于65536   
            if (rowscount > 65536)
            {
                MessageBoxCustom.Show("数据记录数太多(最多不能超过65536条)，不能保存 ");
                return;
            }
            //列数不可以大于255   
            if (colscount > 255)
            {
                MessageBoxCustom.Show("数据记录列数太多，不能保存 ");
                return;
            }
            if (File.Exists(FileName))
                File.Delete(FileName);
            FileStream objFileStream;
            StreamWriter objStreamWriter;
            string strLine = "";
            objFileStream = new FileStream(FileName, FileMode.OpenOrCreate, FileAccess.Write);
            objStreamWriter = new StreamWriter(objFileStream, System.Text.Encoding.Unicode);
            for (int i = 0; i < m_DataView.Columns.Count; i++)
            {
                strLine = strLine + m_DataView.Columns[i].ColumnName.Trim() + Convert.ToChar(9);
            }
            objStreamWriter.WriteLine(strLine);
            strLine = "";
            for (int i = 0; i < m_DataView.Rows.Count; i++)
            {
                for (int j = 0; j < m_DataView.Columns.Count; j++)
                {
                    if (m_DataView.Rows[i][j].ToString().Trim() == null)
                        strLine = strLine + " " + Convert.ToChar(9);
                    else
                    {
                        string rowstr = "";
                        rowstr = m_DataView.Rows[i][j].ToString().Trim();
                        rowstr = rowstr.Replace("\r\n", " ");
                        rowstr = rowstr.Replace("\t", " ");
                        rowstr = rowstr.Replace("\r", " ");
                        rowstr = rowstr.Replace("\n", " ");
                        rowstr = rowstr.Trim();
                        try
                        {
                            string tempValue = rowstr.Split(',')[0].Trim();
                            if (tempValue.Length == 11)
                            {
                                long tempI = 0;
                                if (long.TryParse(tempValue, out tempI))
                                { rowstr = "'" + rowstr; }
                            }
                        }
                        catch
                        { }
                        strLine = strLine + rowstr + Convert.ToChar(9);
                    }
                }
                objStreamWriter.WriteLine(strLine);
                strLine = "";
            }
            objStreamWriter.Close();
            objFileStream.Close();
            if (string.IsNullOrEmpty(ExportOKPrompt))
            { MessageBoxCustom.Show("导出成功"); }
            else
            { MessageBoxCustom.Show(ExportOKPrompt); }            
        }
        /// <summary>
        /// 导出DataGridView数据 以文本形式导出
        /// </summary>
        /// <param name="m_DataView"></param>
        public static void DataToExcel(DataGridView m_DataView)
        {
            SaveFileDialog saveFile = new SaveFileDialog();
            saveFile.Title = "导出数据报表文件";
            saveFile.Filter = "EXECL文件(*.xls) |*.xls |文本文件(*.txt) |*.txt |所有文件(*.*) |*.*";
            saveFile.FilterIndex = 1;
            if (saveFile.ShowDialog() == DialogResult.OK)
            {
                //定义表格内数据的行数和列数   
                int rowscount = m_DataView.Rows.GetRowCount(DataGridViewElementStates.Visible);
                int colscount = m_DataView.Columns.GetColumnCount(DataGridViewElementStates.Visible);
                //行数必须大于0    列数必须大于0 
                if (rowscount <= 0 || colscount <= 0)
                {
                    MessageBoxCustom.Show("没有数据可供保存 ");
                    return;
                }
                //行数不可以大于65536   
                if (rowscount > 65536)
                {
                    MessageBoxCustom.Show("数据记录数太多(最多不能超过65536条)，不能保存 ");
                    return;
                }
                //列数不可以大于255   
                if (colscount > 255)
                {
                    MessageBoxCustom.Show("数据记录列数太多，不能保存 ");
                    return;
                }
                string FileName = saveFile.FileName;
                try
                {
                    if (LYFZ.WinAPI.CustomPublicMethod.DataGridViewToExcel(FileName,m_DataView))
                    {
                        MessageBoxCustom.Show("导出成功");
                    }
                    else
                    {
                        MessageBoxCustom.Show("导出失败，请重试！");
                    }
                }
                catch (Exception ex){
                    MessageBoxCustom.Show("导出失败,原因：" + ex.Message);
                }
               
            }
        }
        /// <summary>
        /// 导出DataGridView数据 以文本形式导出（只用于工资管理）
        /// </summary>
        /// <param name="m_DataView"></param>
        public static void DataToExcelPayroll(DataGridView m_DataView, string StrExeclName)
        {
            SaveFileDialog saveFileDialog = new SaveFileDialog();
            saveFileDialog.Filter = "Execl files (*.xls)|*.xls";
            saveFileDialog.FilterIndex = 0;
            saveFileDialog.RestoreDirectory = true;
            saveFileDialog.CreatePrompt = true;
            saveFileDialog.FileName = StrExeclName;
            saveFileDialog.Title = "保存为Excel文件";
            saveFileDialog.CreatePrompt = false;
            saveFileDialog.OverwritePrompt = true;
            saveFileDialog.ShowDialog();
            Stream myStream;
            if (saveFileDialog.FileName.IndexOf(":") < 0) return; //被点了"取消"
            myStream = saveFileDialog.OpenFile();
            StreamWriter sw = new StreamWriter(myStream, System.Text.Encoding.GetEncoding(-0));
            string str = "";
            Cursor.Current = Cursors.WaitCursor;
            try
            {
                //写标题
                for (int i = 0; i < m_DataView.ColumnCount; i++)
                {
                    if (m_DataView.Columns[i].Visible)
                    {
                        if (i > 0)
                        { str += "\t"; }
                        str += m_DataView.Columns[i].HeaderText;
                    }
                }
                sw.WriteLine(str);

                //写所有内容
                decimal decAllAmount = 0;
                for (int j = 0; j < m_DataView.Rows.Count; j++)
                {
                    decAllAmount += Convert.ToDecimal(m_DataView.Rows[j].Cells["Column3"].Value);
                    PaintedColumn(m_DataView, j, sw);
                }
                sw.WriteLine("总计：" + decAllAmount.ToString("n2"));
                sw.WriteLine("\r\n");
                sw.WriteLine("******以下为分类统计******");
                sw.WriteLine("\r\n");

                string StrSortColumnName = "Column8";// "Column17";
                m_DataView.Sort(m_DataView.Columns[StrSortColumnName], ListSortDirection.Ascending);
                decAllAmount = 0;
                string StrSortName = "";

                DataTable dt_tbl = new DataTable();
                for (int i = 0; i < m_DataView.Columns.Count; i++)
                {
                    if (m_DataView.Columns[i].Visible)
                    { dt_tbl.Columns.Add(m_DataView.Columns[i].Name.Trim(), typeof(string)); }
                }

                for (int j = 0; j < m_DataView.Rows.Count; j++)
                {
                    switch (m_DataView.Rows[j].Cells[StrSortColumnName].Value.ToString().Trim())
                    {
                        case "全款":
                        case "预约收款":
                        case "预约补款":
                            DataRow newRow = dt_tbl.NewRow();
                            for (int i = 0; i < m_DataView.Columns.Count; i++)
                            {
                                try
                                {
                                    if (m_DataView.Columns[i].Visible)
                                    {
                                        if (m_DataView.Rows[j].Cells[i].Value != null)
                                        { newRow[m_DataView.Columns[i].Name] = m_DataView.Rows[j].Cells[i].Value.ToString().Trim(); }
                                        else
                                        { newRow[m_DataView.Columns[i].Name] = ""; }
                                    }
                                }
                                catch
                                { }
                            }
                            dt_tbl.Rows.Add(newRow);
                            break;
                        default:
                            if (j == 0)
                            {
                                StrSortName = m_DataView.Rows[j].Cells[StrSortColumnName].Value.ToString().Trim();
                                decAllAmount += Convert.ToDecimal(m_DataView.Rows[j].Cells["Column3"].Value);
                                PaintedColumn(m_DataView, j, sw);
                            }
                            else
                            {
                                if (m_DataView.Rows[j].Cells[StrSortColumnName].Value.ToString().Trim() == m_DataView.Rows[j - 1].Cells[StrSortColumnName].Value.ToString().Trim())
                                {
                                    PaintedColumn(m_DataView, j, sw);
                                }
                                else
                                {
                                    sw.WriteLine(StrSortName + "收款统计：" + decAllAmount.ToString("n2"));
                                    StrSortName = "";
                                    decAllAmount = 0;
                                    sw.WriteLine("\r\n");
                                    PaintedColumn(m_DataView, j, sw);
                                }
                                StrSortName = m_DataView.Rows[j].Cells[StrSortColumnName].Value.ToString().Trim();
                                decAllAmount += Convert.ToDecimal(m_DataView.Rows[j].Cells["Column3"].Value);
                            }
                            break;
                    }
                }

                sw.WriteLine(StrSortName + "收款统计：" + decAllAmount.ToString("n2"));
                sw.WriteLine("\r\n");

                decAllAmount = 0;
                dt_tbl.DefaultView.Sort = StrSortColumnName + " ASC";
                for (int j = 0; j < dt_tbl.Rows.Count; j++)
                {
                    if (j == 0)
                    {
                        try
                        { StrSortName = dt_tbl.Rows[j][StrSortColumnName].ToString().Trim(); }
                        catch { }
                        decAllAmount += Convert.ToDecimal(dt_tbl.Rows[j]["Column3"]);
                        PaintedColumn(dt_tbl, j, sw);
                    }
                    else
                    {
                        if (dt_tbl.Rows[j][StrSortColumnName].ToString().Trim() == dt_tbl.Rows[j - 1][StrSortColumnName].ToString().Trim())
                        {
                            PaintedColumn(dt_tbl, j, sw);
                        }
                        else
                        {
                            sw.WriteLine(StrSortName + "收款统计：" + decAllAmount.ToString("n2"));
                            StrSortName = "";
                            decAllAmount = 0;
                            sw.WriteLine("\r\n");
                            PaintedColumn(dt_tbl, j, sw);
                        }
                        StrSortName = dt_tbl.Rows[j][StrSortColumnName].ToString().Trim();
                        decAllAmount += Convert.ToDecimal(dt_tbl.Rows[j]["Column3"]);
                    }
                }

                sw.WriteLine(StrSortName + "收款统计：" + decAllAmount.ToString("n2"));
                sw.Close();
                myStream.Close();
                MessageBoxCustom.Show("导出完毕！");
            }
            catch (Exception l)
            { MessageBox.Show(l.ToString()); }
            finally
            {
                sw.Close();
                myStream.Close();
            }
        }
        static void PaintedColumn(DataGridView m_DataView, int RowI, StreamWriter sw)
        {
            string tempStr = "";
            for (int k = 0; k < m_DataView.ColumnCount; k++)
            {
                if (m_DataView.Columns[k].Visible)
                {
                    if (k > 0)
                    { tempStr += "\t"; }

                    if (m_DataView.Rows[RowI].Cells[k].Value != null)
                    { tempStr += m_DataView.Rows[RowI].Cells[k].Value.ToString(); }
                    else
                    { tempStr += ""; }
                }
            }
            sw.WriteLine(tempStr);
        }
        static void PaintedColumn(DataTable dt_DataView, int RowI, StreamWriter sw)
        {
            string tempStr = "";
            for (int k = 0; k < dt_DataView.Columns.Count; k++)
            {
                if (k > 0)
                { tempStr += "\t"; }

                if (dt_DataView.Rows[RowI][k] != null && !string.IsNullOrEmpty(dt_DataView.Rows[RowI][k].ToString().Trim()))
                { tempStr += dt_DataView.Rows[RowI][k].ToString(); }
                else
                { tempStr += ""; }
            }
            sw.WriteLine(tempStr);
        }
    }
    #endregion
}