ICallbackEventHandler
aspx 页面：
function CallServer(PhotoId)
{
document.getElementById("updatediv").style.display = "block";
document.getElementById("txtPhotoID").value = PhotoId;
var product = document.all("txtPhotoID").value;
<%= ClientScript.GetCallbackEventReference(this, "product", "ReceiveServerData",null)%>;
}
function ReceiveServerData(PhotoInfo)
{
if(PhotoInfo!="")
{
var result="";
var str=PhotoInfo;
var Photo=str.split("^&^");
for(i=0;i<Photo.length;i++)
{
result += Photo[i];
}
document.getElementById("txtPhotoName").value=Photo[0];
document.getElementById("txtPhotoDescr").value=Photo[1];
}else{("请选择需要修改的相片！");}
}
.cs 页面
string ICallbackEventHandler.GetCallbackResult()
{
return Server.UrlDecode(CallBackValue)+"^&^"+Server.UrlDecode(CallPhotoColltion);
}
void ICallbackEventHandler.RaiseCallbackEvent(string eventArgument)
{
int PhotoID = int.Parse(eventArgument);
PhotoInfo = Photo.GetModel(PhotoID);
string PhotoName = PhotoInfo.PhotoName;
CallBackValue = Server.UrlDecode(PhotoName);
string PhotoIntroduction = PhotoInfo.PhotoIntroduction;
CallPhotoColltion = Server.UrlDecode(Phot
