protected void Page_Load(object sender, EventArgs e)
{
//string cid = Request.Params.Keys[0].ToString();
//string strid = Request.QueryString[cid];
//string strid = Request.QueryString["imgid"];
string strid = Request.Params["imgid"];
cSourceImage csimage = new cSourceImage();
string imgPath = csimage.GetimgPath(Convert.ToInt32(strid));
Image1.ImageUrl = imgPath;
}
protected void DataList1_ItemCommand(object source, DataListCommandEventArgs e)
{
cSourceImage csimage = new cSourceImage();
if (e.CommandName == "del")
{
int iimgid = Convert.ToInt32(e.CommandArgument);
string DeleteCommand = "DELETE FROM [Image] WHERE [imgid] = @imgid";
SqlParameter[] par = new SqlParameter[1];
int val = -10;
par[0] = new SqlParameter("@imgid", SqlDbType.Int); par[0].Value = iimgid;
try
{
//
string picPath = csimage.GetimgPath(iimgid);
val = csimage.ModiImage(DeleteCommand, par);
if (picPath != "")
{
string savePath = Server.MapPath(picPath); //必须经过这一步操作才能变成有效路径
if (System.IO.File.Exists(savePath)) //先判断文件是否存在，再执行操作
{
System.IO.File.Delete(savePath);
}
}
if (val > 0)
{
Script.AjaxAlert(DataList1, "恭喜您，图片删除成功！");
}
//删除之后要重新绑定
string drugid = hid_drugid.Value;
int itype = Convert.ToInt32(DropDownList1.SelectedItem.Value);
DataBindText(drugid, itype);
CharTextRequired1.TextValue = "";
}
catch
{ }
}
else if (e.CommandName == "detail")
{
//如果是点击原图按钮则要放大图像
// Response.Redirect("ResponseImage.aspx", "_blank", "menubar=0,width=200,height=200");
int gimgid = Convert.ToInt32(e.CommandArgument);
string str = "<script languge='javascript'> window.open('ResponseImage.aspx?imgid=" + gimgid + "','','height = 600,width = 800,top = 0,left = 0,toobar =no,menubar=no,scrollbars=yes,resizable=yes,location = no,status=no')</script>";
Response.Write(str);
}
}
