YYControls/SmartGridView/Export/Export.cs

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using System;
using System.Collections.Generic;
using System.Text;

using System.Data;
using System.Web.UI.WebControls;

namespace YYControls
{
    /// <summary>
    /// SmartGridView类的属性部分
    /// </summary>
    public partial class SmartGridView
    {
        /// <summary>
        /// 导出SmartGridView的数据源的数据
        /// </summary>
        /// <param name="fileName">文件名</param>
        /// <param name="exportFormat">导出文件的格式</param>
        /// <param name="encoding">编码</param>
        public void Export(string fileName, ExportFormat exportFormat, Encoding encoding)
        {
            DataTable dt = null;

            if (this._dataSourceObject is DataTable)
                dt = (DataTable)this._dataSourceObject;
            else if (this._dataSourceObject is DataSet)
                dt = ((DataSet)this._dataSourceObject).Tables[0];
            else
                throw new InvalidCastException("若要导出SmartGridView，应保证其数据源为DataTable或DataSet类型");

            if (dt == null)
                throw new ArgumentNullException("数据源", "数据源不能为NULL");

            Helper.Common.Export(dt, exportFormat, fileName, encoding);
        }

        /// <summary>
        /// 导出SmartGridView的数据源的数据
        /// </summary>
        /// <param name="fileName">文件名</param>
        /// <param name="exportFormat">导出文件的格式</param>
        public void Export(string fileName, ExportFormat exportFormat)
        {
            Export(fileName, exportFormat, Encoding.GetEncoding("GB2312"));
        }

        /// <summary>
        /// 导出SmartGridView的数据源的数据为Excel
        /// </summary>
        /// <param name="fileName">文件名</param>
        public void Export(string fileName)
        {
            Export(fileName, ExportFormat.CSV);
        }
    }
}