asp.net checked listbox and gridview

Hi i am having small problem with checked listbox and gridview.I am having one checkedlistbox and one gridview.Both are separate.My requirement is when i am selecting any checkbox in checkedlistbox i want to create a gridview row based on the selected checkbox.When i am unselect the selected checkbox want to delete that row from the gridview.Can any one help?

Dear Sathish,

           Please Use Below Code

Aspx page

cs Code

protected void CheckBox1_CheckedChanged(object sender, EventArgs e)
        {
            DataTable dt = new DataTable();
            DataRow dr = null;
            dt.Columns.Add(new DataColumn("RowNumber", typeof(string)));
            dt.Columns.Add(new DataColumn("Column1", typeof(string)));
            dt.Columns.Add(new DataColumn("Column2", typeof(string)));
            dt.Columns.Add(new DataColumn("Column3", typeof(string)));
            if (CheckBox1.Checked == true)
            {

                dr = dt.NewRow();
                dr["RowNumber"] = 1;
                dr["Column1"] = string.Empty;
                dr["Column2"] = string.Empty;
                dr["Column3"] = string.Empty;
                dt.Rows.Add(dr);
                //dr = dt.NewRow();

                //Store the DataTable in ViewState

                GridView1.DataSource = dt;
                GridView1.DataBind();
            }
            else
            {
                GridView1.DataSource = dt;
                GridView1.DataBind();
            }
        }

Thanks

Sreejesh

1 Reply

Know the answer? Post it — somebody with the same question will find it here.

Sreejesh SP13y ago
Dear Sathish,

           Please Use Below Code

Aspx page




                    oncheckedchanged="CheckBox1_CheckedChanged" />

















cs Code

protected void CheckBox1_CheckedChanged(object sender, EventArgs e)
        {
            DataTable dt = new DataTable();
            DataRow dr = null;
            dt.Columns.Add(new DataColumn("RowNumber", typeof(string)));
            dt.Columns.Add(new DataColumn("Column1", typeof(string)));
            dt.Columns.Add(new DataColumn("Column2", typeof(string)));
            dt.Columns.Add(new DataColumn("Column3", typeof(string)));
            if (CheckBox1.Checked == true)
            {

                dr = dt.NewRow();
                dr["RowNumber"] = 1;
                dr["Column1"] = string.Empty;
                dr["Column2"] = string.Empty;
                dr["Column3"] = string.Empty;
                dt.Rows.Add(dr);
                //dr = dt.NewRow();

                //Store the DataTable in ViewState

                GridView1.DataSource = dt;
                GridView1.DataBind();
            }
            else
            {
                GridView1.DataSource = dt;
                GridView1.DataBind();
            }
        }

Thanks

Sreejesh
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