WareManage.aspx.cs

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using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;

public partial class WareManage : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void GridView1_SelectedIndexChanging(object sender, GridViewSelectEventArgs e)
    {
        frvWare.PageIndex = e.NewSelectedIndex + GridView1.PageIndex * GridView1.PageSize;
    }
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.SelectedIndex = -1;
    }
    protected string ImageUpLoad(FileUpload fUpload)
    {
        bool fileValid = false;
        string strImage = "";
        if (fUpload.HasFile)
        {
            //获取指定路径字符串的扩展名
            String fileExtension = Path.GetExtension(fUpload.FileName).ToLower();
            //设置图片文件过滤
            String[] allowExtension = { ".gif", ".jpg", ".bmp", ".png" };
            for (int i = 0; i < allowExtension.Length; i++)
            {
                if (fileExtension == allowExtension[i])
                {
                    fileValid = true;
                    break;
                }
            }
            if (fileValid == true)
            {
                try
                {
                    fUpload.SaveAs(Server.MapPath("~\\Images\\ware\\") + fUpload.FileName);
                    strImage = "~\\Images\\ware\\" + fUpload.FileName.ToString();
                }
                catch (Exception ee)
                {
                    Response.Write("<script>alert(ee.Message)</script>");
                }
            }
            else
            {
                Response.Write("<script>alert( '请上传后缀为.gif，.jpg，.bmp，.png的文件')</script>");
            }