//把table控件中的數據保存到Excel或Word
public void Save(System.Web.UI.Control source, DocumentType type)
{
Response.Clear();
Response.Buffer= true;
//設置Http的頭信息,編碼格式
if (type == DocumentType.Excel)
{
//Excel
Response.AppendHeader("Content-Disposition","attachment;filename=result.xls");
Response.ContentType = "application/ms-Excel";
}
else if (type == DocumentType.Word)
{
//Word
Response.AppendHeader("Content-Disposition","attachment;filename=result.doc");
Response.ContentType = "application/ms-Word";
}
//設置編碼
Response.Charset="GB2312";
Response.ContentEncoding=System.Text.Encoding.GetEncoding("GB2312");
//關閉控件的視圖狀態
source.EnableVIEwState =false;
//初始化HtmlWriter
System.IO.StringWriter writer = new System.IO.StringWriter() ;
System.Web.UI.HtmlTextWriter htmlWriter = new System.Web.UI.HtmlTextWriter(writer);
source.RenderControl(HtmlWriter);
//輸出
Response.Write(writer.ToString());
Response.End();
}
//以下是保存圖片
public void SavePic()
{
string path = Server.MapPath(".") + @"\images\Chart.jpeg";
FileStream file = File.OpenRead(path);
byte[] content = new byte[file.Length];
file.Read(content,0,content.Length);
file.Close();
Response.Clear();
Response.AppendHeader("Content-Disposition","attachment;filename=Chart.jpeg");
Response.ContentType = "image/jpeg";//設置Http的頭信息
Response.BinaryWrite(content);//輸出
Response.End();
}
不過圖片保存完後，頁面上的DropDownList的Select事件不能促發，不曉得是什麼緣故，而頁面上的button事件卻可以激發事件，不知道大家有沒有出現過這種問題？可以討論一下，還是我保存圖片的過程有問題?
