导出

}
}

--------------------------------------------------------------------------------

EXT.NET 前台代码

<ext:Button ID="ExportBut" runat="server" Icon="DiskDownload" Text="ConditionalExport">
<Listeners>
<Click Handler="ExportType.setValue('ConditionalExport');#{ExportGrid}.submitData(false);" />
</Listeners>
</ext:Button>
<ext:Button ID="Button3" runat="server" Icon="DiskDownload" Text="Export ALL">
<Listeners>
<Click Handler="ExportWindowShow()" />
</Listeners>
</ext:Button>

----------------------------------------------------------------

<ext:GridPanel runat="server"
ID="ExportGrid"
Title="Export Data"
Header="false"
Hidden="true"
StripeRows="true"
Icon="Application"
Region="Center"
Frame="true">
<Store>
<ext:Store runat="server" ID="ExportStore" OnSubmitData="Export_Submit">
<DirectEventConfig IsUpload="true" />
<Reader>
<ext:JsonReader>
<Fields>
<ext:RecordField Name="Id"></ext:RecordField>
</Fields>
</ext:JsonReader>
</Reader>
</ext:Store>
</Store>
<ColumnModel>
<Columns>
<ext:Column Header="Id" DataIndex="Id"></ext:Column>
</Columns>
</ColumnModel>
</ext:GridPanel>

---------------------------------------------------------------------------------

后台代码

protected void Page_Load(object sender, EventArgs e)
{
if (!X.IsAjaxRequest)
{
Data_Bind();
}
}

#region 导出
/// <summary>
/// 导出
/// </summary>
private void Data_Bind()
{
ExportStore.DataSource = new object[] { "Export" };
ExportStore.DataBind();
}

/// <summary>
/// Export
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void Export_Submit(object sender, StoreSubmitDataEventArgs e)
{
List<IDataParameter> pList3 = new List<IDataParameter>();
string TempPathAll = Server.MapPath(string.Format("~/Temp/ExchangeRate/{0:yyyyMMddHHmmssfff}/", DateTime.Now));
if (!Directory.Exists(TempPathAll))
Directory.CreateDirectory(TempPathAll);
string FileNameAllA = String.Format("ExchangeRateAll(A)_{0:yyyyMMddHHmmssfff}.csv", DateTime.Now);
string FileNameAllB = String.Format("ExchangeRateAll(B)_{0:yyyyMMddHHmmssfff}.csv", DateTime.Now);
//string FilePathAll = TempPathAll + FileNameAll;
string zipFileName = string.Format("ExchangeRateAll_{0:yyyyMMddHHmmssfff}.zip", DateTime.Now);
string zipFolderPath = string.Format("{0}{1}", TempPathAll, zipFileName);
DataSet ds3 = DataProvider.Instance().ExecProcedure("R_Parities_Config_CurrencyExchangeRateExportAll", pList3);

var resultA = from r in ds3.Tables[0].AsEnumerable()
orderby DateTime.Parse(r["EffectiveDate"].ToString()) descending
select r;
DataTable TableA = resultA.CopyToDataTable();

switch (ExportType.Text)
{
case "ConditionalExport":
List<IDataParameter> pList = new List<IDataParameter>();
if (FromCodeName.SelectedItems.Count > 0)
{
string FromCodeTwo = "";
foreach (SelectedListItem item in FromCodeName.SelectedItems)
{
FromCodeTwo += String.Format(",{0}", item.Value);
}
pList.Add(DataProvider.Instance().NewParameter("@FromCode", DbType.String, 400, FromCodeTwo.TrimStart(',').ToString()));
}
else
{
string FromCodeTwoNew = "CAD,GBP";
pList.Add(DataProvider.Instance().NewParameter("@FromCode", DbType.String, 400, FromCodeTwoNew));
}
string ToCodeTwo = "USD";
if (ToCodeName.SelectedItem.Text != "")
{
ToCodeTwo = ToCodeName.SelectedItem.Text.Trim().ToString();
}
pList.Add(DataProvider.Instance().NewParameter("@ToCode", DbType.String, 400, ToCodeTwo));
pList.Add(DataProvider.Instance().NewParameter("@EffectiveDate", DbType.String, 400, EffectiveDateName.Text.Trim().ToString()));
pList.Add(DataProvider.Instance().NewParameter("@ChangeDate", DbType.String, 400, ChangeDateName.Text.Trim().ToString()));
DataSet ds = DataProvider.Instance().ExecProcedure("R_Parities_Config_CurrencyExchangeRateExport", pList);
string fileName = String.Format("ExchangeRate_{0:yyyyMMddHHmmssfff}.xls", DateTime.Now);
ExcelExport5(ds, fileName, new string[] { "ExchangeRate", "DETAILS" });
break;

case "ExportAllOne":
//List<IDataParameter> pList1 = new List<IDataParameter>();
//DataSet ds1 = DataProvider.Instance().ExecProcedure("R_Parities_Config_CurrencyExchangeRateExportAll", pList1);
//string fileName1 = String.Format("ExchangeRateAll(A)_{0:yyyyMMddHHmmssfff}.xls", DateTime.Now);
//DataTable dt1 = ds1.Tables[0];
//ExcelExport3(dt1, fileName1, "ExchangeRateAll(A)");
Helper.ExportDataTableToCSV(TableA, FileNameAllA, TempPathAll);
string err;
if (!Ecom.Helper.Zip.ZipFile(TempPathAll, zipFolderPath, out err))
LogWrite("ExchangeRate", string.Format("Export ExchangeRate all(A) error, {0}", err));
else
LogWrite("ExchangeRate", string.Format("Export ExchangeRate all(A), {0}", zipFolderPath));

Response.Clear();
Response.Buffer = true;
Response.Charset = "GB2312";
Response.AppendHeader("Content-Disposition", "attachment;filename=" + zipFileName);
Response.ContentEncoding = Encoding.GetEncoding("GB2312");//设置输出流为简体中文
Response.ContentType = "application/ms-excel";//设置输出文件类型为excel文件。
EnableViewState = false;
Response.BinaryWrite(File.ReadAllBytes(zipFolderPath));
Response.End();
break;

case "ExportAllTwo":
//List<IDataParameter> pList2 = new List<IDataParameter>();
//DataSet ds2 = DataProvider.Instance().ExecProcedure("R_Parities_Config_CurrencyExchangeRateExportAll", pList2);
//string fileName2 = String.Format("ExchangeRateAll(B)_{0:yyyyMMddHHmmssfff}.xls", DateTime.Now);
//DataTable dt2 = ds2.Tables[1];
//ExcelExport3(dt2, fileName2, "ExchangeRateAll(B)");
Helper.ExportDataTableToCSV(ds3.Tables[1], FileNameAllB, TempPathAll);
string err1;
if (!Ecom.Helper.Zip.ZipFile(TempPathAll, zipFolderPath, out err1))
LogWrite("ExchangeRate", string.Format("Export ExchangeRate all(B) error, {0}", err1));
else
LogWrite("ExchangeRate", string.Format("Export ExchangeRate all(B), {0}", zipFolderPath));

case "ExportAll":
//List<IDataParameter> pList3 = new List<IDataParameter>();
//string TempPathAll = Server.MapPath(string.Format("~/Temp/ExchangeRate/{0:yyyyMMddHHmmssfff}/", DateTime.Now));
//if (!Directory.Exists(TempPathAll))
// Directory.CreateDirectory(TempPathAll);
//string FileNameAllA = String.Format("ExchangeRateAll(A)_{0:yyyyMMddHHmmssfff}.csv", DateTime.Now);
//string FileNameAllB = String.Format("ExchangeRateAll(B)_{0:yyyyMMddHHmmssfff}.csv", DateTime.Now);
////string FilePathAll = TempPathAll + FileNameAll;
//string zipFileName = string.Format("ExchangeRateAll_{0:yyyyMMddHHmmssfff}.zip", DateTime.Now);
//string zipFolderPath = string.Format("{0}{1}", TempPathAll, zipFileName);

Helper.ExportDataTableToCSV(TableA, FileNameAllA, TempPathAll);
Helper.ExportDataTableToCSV(ds3.Tables[1], FileNameAllB, TempPathAll);
string err2;
if (!Ecom.Helper.Zip.ZipFile(TempPathAll, zipFolderPath, out err2))
LogWrite("ExchangeRate", string.Format("Export ExchangeRate all error, {0}", err2));
else
LogWrite("ExchangeRate", string.Format("Export ExchangeRate all, {0}", zipFolderPath));