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我有一个连接到aspx代码中的数据源的gridview。所选的gridview行在clcik按钮上隐藏。我想隐藏行,即使用户注销并且不应显示在隐藏行中登录。我曾尝试使用ViewState,但它不起作用。任何人都有如何完成这一点的想法。GridView中的ViewState ASP.Net
我的GridView:
edit Select Approve data 1 data 2 data 3
当用户点击选择和确认按钮行是隐藏
。我希望所有的行都被调用,除了被点击的行以外,被点击的行根本不应该被显示。我做了一些研究,发现ViewState是最好的,但不知道如何完成它。
我的代码背后:
SqlConnection con = new SqlConnection("Data Source=User-PC\\User;Initial Catalog=Subject Registration System;Integrated Security=True");
protected void Page_Load(object sender, EventArgs e)
{
if (Session["username"] != null)
{
Label1.Text = Session["username"].ToString();
}
con.Open();
SqlCommand cmd = new SqlCommand("SELECT FullName FROM [Programme Leader] WHERE Username= '" + Label1.Text + "'", con);
SqlDataReader reader = cmd.ExecuteReader();
reader.Read();
Label1.Text = reader["FullName"].ToString();
reader.Close();
con.Close();
if (!Page.IsPostBack)
{
string gd;
gd = (string)ViewState["Gridview"];
}
Panel2.Visible=true;
Panel3.Visible = false;
}
protected void DDL1_SelectedIndexChanged(object sender, EventArgs e)
{
Panel2.Visible = true;
}
protected void GridView2_RowEditing(object sender, GridViewEditEventArgs e)
{
Panel2.Visible = true;
GridView2.DataBind();
}
protected void GridView2_RowUpdated(object sender, GridViewUpdatedEventArgs e)
{
Panel2.Visible = true;
GridView2.DataBind();
}
protected void Button1_Click(object sender, EventArgs e)
{
GridView1.SelectedRow.Visible = false;
ViewState["gridview"]=GridView1;
}
protected void Button2_Click(object sender, EventArgs e)
{
Response.Redirect("~/Programme Leader Front Page.aspx");
}
}
}
谢谢
您将不得不将该用户的隐藏行永久存储在某个地方,就像在数据库中一样。 – VDWWD