//更新事件
protected void DetailsViews1_ItemUpdating(object sender, DetailsViewUpdateEventArgs e)
{
string catId = ((DropDownList)DetailsViews1.FindControl("DropDownList1")).SelectedValue;
e.NewValues.Add("Category", new Ep229Category {
CatId = Int32.Parse(catId)
});
}
//上传图片事件
protected void DetailsViews1_ItemInserting(object sender, DetailsViewInsertEventArgs e)
{
string saveDir = @"\Views\Images\";
string appPath = Request.PhysicalApplicationPath;
FileUpload upload = ((FileUpload)DetailsViews1.FindControl("FileUpload1"));
e.Values.Add("Category", new Ep229Category
{
CatId = Int32.Parse(e.Values["CatId"].ToString())
});
e.Values.Remove("CatId");
if (upload.HasFile)
{
int fileSize = upload.PostedFile.ContentLength;
if (fileSize < 2100000)
{
string ext = System.IO.Path.GetExtension(upload.FileName);
if ((ext == ".jpg") || (ext == ".gif"))
{
string filename = DateTime.Now.Ticks.ToString() + ext;
string savePath = appPath + saveDir + filename;
upload.SaveAs(savePath);
e.Values.Add("ProdImage", filename);
}
else
{
this.ClientScript.RegisterClientScriptBlock(this.GetType(),
"", "alert('添加失败上传图片扩展名必须是.jpg或.gif'); ", true);
e.Cancel = true;
}
}
else
{
this.ClientScript.RegisterClientScriptBlock(this.GetType(),
"", "alert('上传文件的大小不能超过2MB'); ", true);
e.Cancel = true;
}
//文件大小大约为2MB
}
}
