protected void DataList1_ItemCommand(object source, DataListCommandEventArgs e)
{
if (Convert.ToString(Session["vote"]) != string.Empty)
{
this.ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('每人只有一次投票机会,谢谢!!');</script>");
//Response.Write("<script>history.go(-1)</script>");
return;
}
else
{
int str = (int)DataList1.DataKeys[e.Item.ItemIndex];
string commandName = e.CommandName.ToString().Trim();
if (commandName == "agree")
{
int AgreeQty = 0;
//检索 原有票 +１
objvotes.ID = str;
DataTable dt = votes.SelectVoteByID(objvotes);
AgreeQty = Convert.ToInt32(dt.Rows[0]["agreeQty"]);
AgreeQty = AgreeQty + 1;
//更新投票
objvotes.AgreeQty = AgreeQty;
objvotes.ID = str;
bool bl = votes.UpdateVoteAgreeQtyByID(objvotes);
if (bl)
{
this.ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('投票成功!');</script>");
}
}
else if (commandName == "disagree")
{
int DisagreeQty = 0;
//检索 原有票 +１
objvotes.ID = str;
DataTable dt = votes.SelectVoteByID(objvotes);
DisagreeQty = Convert.ToInt32(dt.Rows[0]["disagreeQty"]);
DisagreeQty = DisagreeQty + 1;
//更新投票
objvotes.DisagreeQty = DisagreeQty;
objvotes.ID = str;
bool bl = votes.UpdateVoteDisagreeQtyByID(objvotes);
if (bl)
{
this.ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('投票成功!');</script>");
}
}
DataList1.DataSource = votes.SelectAllVote();
DataList1.DataKeyField = "ID";
DataList1.DataBind();
//标记本浏览器已经投过票
Session["vote"] = "vote";
}
}
protected void Page_Load(object sender, EventArgs e)
{
int id = Convert.ToInt32(Request.QueryString["id"].ToString());
objvotes.ID = id;
DataTable dt = votes.SelectVoteByID(objvotes);
AgreeQty = Convert.ToInt32(dt.Rows[0]["agreeQty"].ToString());
DisagreeQty = Convert.ToInt32(dt.Rows[0]["disagreeQty"].ToString());
Sum = AgreeQty + DisagreeQty;
}
