private void SetInitRow()
{
DataTable dt = new DataTable();
DataRow dr = null;
dt.Columns.Add(new DataColumn("PARTICULARS", typeof(string)));
dt.Columns.Add(new DataColumn("DEBIT", typeof(string)));
dt.Columns.Add(new DataColumn("CREDIT", typeof(string)));
dt.Columns.Add(new DataColumn("NARR", typeof(string)));
dt.Columns.Add(new DataColumn("JVSNO", typeof(string)));
dr = dt.NewRow();
dr["PARTICULARS"] = string.Empty;
dr["DEBIT"] = string.Empty;
dr["CREDIT"] = string.Empty;
dr["NARR"] = string.Empty;
dr["JVSNO"] = string.Empty;
dt.Rows.Add(dr);
//Store the DataTable in ViewState
ViewState["dt_adItm"] = dt;
GVJV.DataSource = dt;
GVJV.DataBind();
}
private void AddNewRow()
{
int rowIndex = 0;
if (ViewState["dt_adItm"] != null)
{
DataTable dt = (DataTable)ViewState["dt_adItm"];
DataRow drRow = null;
if (dt.Rows.Count > 0)
{
for (int i = 1; i <= dt.Rows.Count; i++)
{
//extract the Controls values
DropDownList DDLPar = (DropDownList)GVJV.Rows[rowIndex].Cells[0].FindControl("DDL_Par");
TextBox TBDbt = (TextBox)GVJV.Rows[rowIndex].Cells[1].FindControl("TBDbt");
TextBox TBCrd = (TextBox)GVJV.Rows[rowIndex].Cells[2].FindControl("TBCrd");
TextBox TBnarr = (TextBox)GVJV.Rows[rowIndex].Cells[3].FindControl("TBnarr");
HiddenField HFJVSNO = (HiddenField)GVJV.Rows[rowIndex].Cells[4].FindControl("HF_JVSNo");
drRow = dt.NewRow();
dt.Rows[i - 1]["PARTICULARS"] = DDLPar.Text;
dt.Rows[i - 1]["DEBIT"] = TBDbt.Text;
dt.Rows[i - 1]["CREDIT"] = TBCrd.Text;
dt.Rows[i - 1]["NARR"] = TBnarr.Text;
dt.Rows[i - 1]["JVSNo"] = HFJVSNO.Value;
rowIndex++;
DDLPar.Focus();
}
dt.Rows.Add(drRow);
ViewState["dt_adItm"] = dt;
GVJV.DataSource = dt;
GVJV.DataBind();
}
}
else
{
Response.Write("ViewState is null");
}
//Set Previous Data on Postbacks
SetPreRow();
}
protected void GVJV_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
if (ViewState["dt_adItm"] != null)
{
DataTable dt = (DataTable)ViewState["dt_adItm"];
DataRow drCurrentRow = null;
int rowIndex = Convert.ToInt32(e.RowIndex);
if (dt.Rows.Count > 1)
{
dt.Rows.Remove(dt.Rows[rowIndex]);
drCurrentRow = dt.NewRow();
ViewState["dt_adItm"] = dt;
GVJV.DataSource = dt;
GVJV.DataBind();
SetPreRow();
//ptnSno();
}
}
}