protected void btn_add_Click(object sender, EventArgs e)
{
//上传商品图片
//判断是否存在上传的文件
if (this.txtPhotoUrl.HasFile == false)
{
ClientScript.RegisterStartupScript(
this.GetType(), "error", "alert('未选择任何文件！');", true);
return;
}
//获取文件的后缀名
string temp = this.txtPhotoUrl.FileName.Substring(this.txtPhotoUrl.FileName.LastIndexOf('.') + 1).ToLower();
//判断是否为图片文件
if (temp != "bmp" && temp != "jpg" && temp != "png")
{
ClientScript.RegisterStartupScript(
this.GetType(), "error", "alert('只能上传图片文件！');", true);
return;
}
//为了防止不同用户上传图片重名，为文件进行重命名
string newFileName = DateTime.Now.Ticks + "." + temp;
//保存文件
this.txtPhotoUrl.SaveAs(Server.MapPath("/") + "UploadFiles/" + newFileName);
PhotoModel model = new PhotoModel();
PhotoBll bll = new PhotoBll();
model.ProductId = (int)Session["ProductId"];
model.PhotoUrl = "UploadFiles/" + newFileName;
if (bll.Add(model) > 0)
{
Response.Redirect(Request.Url.ToString());
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
PhotoBll bll = new PhotoBll();
PhotoModel model = new PhotoModel();
if (Request.QueryString["PhotoId"] != null)
{
int photoId = Convert.ToInt32(Request.QueryString["PhotoId"]);
if (bll.Delete(photoId))
{
MessageBox.Show(this, "删除成功！");
Response.Redirect(Request.UrlReferrer.ToString());
}
}
//ViewState["BackUrl"] = Request.UrlReferrer.ToString();
int ProductId = Convert.ToInt32(Context.Request.Params.Get("ProductId"));
Session["Title"] = Request.QueryString["Title"];
DataSet ds = bll.GetList("ProductId=" + ProductId);
this.Repeater1.DataSource = ds;
this.Repeater1.DataBind();
Session["ProductId"] = ProductId;
}
}