protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e) { // DataSet ds = new DataSet(); string a = dd1.SelectedValue; ds = Showexam.showexam(a); if (ds.Tables.Count > 0) { GridView1.DataSource = ds.Tables[0]; GridView1.DataBind(); } else { GridView1.DataSource = null; } }
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { btn_1.BackColor = System.Drawing.Color.Gold; j = i + 1; btn_previous.Visible = false; lbl_no.Text = j.ToString(); //DataRow dr; //DataSet ds = new DataSet(); Random rand = new Random((int)DateTime.Now.Ticks); int numIterations = 0; numIterations = rand.Next(1, 3); //Response.Write(numIterations.ToString()); string a = Session["value"].ToString(); string f = a + numIterations.ToString(); Session["tablename"] = a; ds = Showexam.showexam(f); dt = ds.Tables[0]; DataColumn dc = new DataColumn("userans"); dt.Columns.Add(dc); dc.DefaultValue = ""; ViewState["ds"] = dt; ViewState["ind"] = i; lbl_no.Text = j.ToString(); if (ds.Tables.Count > 0) { dr = ds.Tables[0].Rows[i]; lbl_que.Text = dr["Question"].ToString(); rdo_button1.Text = dr["CHOICE1"].ToString(); rdo_button2.Text = dr["CHOICE2"].ToString(); rdo_button3.Text = dr["CHOICE3"].ToString(); rdo_button4.Text = dr["CHOICE4"].ToString(); } } /* else { * i = (int)ViewState["ind"]; * if (i == 1) * { * btn_2.BackColor = System.Drawing.Color.Yellow; * btn_1.BackColor = System.Drawing.Color.White; * } * else if (i == 2) * { * btn_3.BackColor = System.Drawing.Color.Yellow; * btn_2.BackColor = System.Drawing.Color.White; * } * else if (i == 3) * { * btn_5.BackColor = System.Drawing.Color.Yellow; * btn_3.BackColor = System.Drawing.Color.White; * } * else if (i == 4) * { * btn_6.BackColor = System.Drawing.Color.Yellow; * btn_5.BackColor = System.Drawing.Color.White; * } * else if (i == 5) * { * btn_7.BackColor = System.Drawing.Color.Yellow; * btn_6.BackColor = System.Drawing.Color.White; * } * else if (i == 6) * { * btn_8.BackColor = System.Drawing.Color.Yellow; * btn_7.BackColor = System.Drawing.Color.White; * } * else if (i == 7) * { * btn_9.BackColor = System.Drawing.Color.Yellow; * btn_8.BackColor = System.Drawing.Color.White; * } * else if (i == 8){ * btn_10.BackColor = System.Drawing.Color.Yellow; * btn_9.BackColor = System.Drawing.Color.White; * } * else if (i == 9) * { * btn_11.BackColor = System.Drawing.Color.Yellow; * btn_10.BackColor = System.Drawing.Color.White; * } * * }*/ }