how to add data in list view

Question

i have two textboxes that text i have to display in list view

Upendra Pratap Shahi · Answer

Design Page- @ Page Language ="C#" AutoEventWireup ="true" CodeFile ="ListViewUsingViewState.aspx.cs" Inherits ="ListViewUsingViewState" %> DOCTYPE html > html xmlns ="http://www.w3.org/1999/xhtml"> head runat ="server"> title > List View With View State - Upendra Pratap Shahi title > head > body > form id ="form1" runat ="server"> div > -- Here we add data to bind in ViewState -- %> div > asp : Label ID ="Label1" runat ="server" Text ="Name"> asp : Label > asp : TextBox ID ="TextBox1" runat ="server"> asp : TextBox > asp : Label ID ="Label2" runat ="server" Text ="Designation"> asp : Label > asp : TextBox ID ="TextBox2" runat ="server"> asp : TextBox > asp : Button ID ="Button1" runat ="server" Text ="save" OnClick ="InsertData" /> div > br /> -- end -- %> -- listview check -- %> div > asp : ListView ID ="ListView1" runat ="server" GroupPlaceholderID ="groupPlaceHolder1" ItemPlaceholderID ="itemPlaceHolder1" OnPagePropertiesChanging ="OnPagePropertiesChanging"> LayoutTemplate > table border ="1"> tr > th > Name th > th > Designation th > tr > asp : PlaceHolder runat ="server" ID ="groupPlaceHolder1"> asp : PlaceHolder > tr > td colspan ="3"> -- This part used for paging -- %> asp : DataPager ID ="DataPager1" runat ="server" PagedControlID ="ListView1" PageSize ="2"> Fields > asp : NextPreviousPagerField ButtonType ="Link" ShowFirstPageButton ="false" ShowPreviousPageButton ="true" ShowNextPageButton ="false" /> asp : NumericPagerField ButtonType ="Link" /> asp : NextPreviousPagerField ButtonType ="Link" ShowNextPageButton ="true" ShowLastPageButton ="false" ShowPreviousPageButton ="false" /> Fields > asp : DataPager > -- end -- %> td > tr > LayoutTemplate > GroupTemplate > tr > asp : PlaceHolder runat ="server" ID ="itemPlaceHolder1"> asp : PlaceHolder > tr > GroupTemplate > ItemTemplate > td > # Eval( "Name" ) %> td > td > # Eval( "Designation" ) %> td > ItemTemplate > asp : ListView > div > -- end -- %> div > form > body > html > Code behind page- using System; using System.Collections.Generic; using System.Data; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class ListViewUsingViewState : System.Web.UI. Page { protected void Page_Load( object sender, EventArgs e) { if (!IsPostBack) { DataTable dt = new DataTable (); dt.Columns.Add( "Name" , typeof ( string )); dt.Columns.Add( "Designation" , typeof ( string )); ViewState[ "DataEntry" ] = dt; BindListView(); } } private void BindListView() { DataTable dt = new DataTable (); dt = ( DataTable )ViewState[ "DataEntry" ]; if (dt.Rows.Count > 0 && dt != null ) { ListView1.DataSource = dt; ListView1.DataBind(); } else { ListView1.DataSource = null ; ListView1.DataBind(); } } /// /// This function is used to save the data in ViewState /// /// sender /// e protected void InsertData( object sender, EventArgs e) { string sName = "" ; string sDesg = "" ; //here taking data from textbox if (TextBox1.Text.ToString() == "" ) { ScriptManager .RegisterClientScriptBlock( this , this .GetType(), "alertMessage" , "alert('Enter the name')" , true ); return ; } else { sName = TextBox1.Text.ToString(); } if (TextBox2.Text.ToString() == "" ) { ScriptManager .RegisterClientScriptBlock( this , this .GetType(), "alertMessage" , "alert('Enter the designation')" , true ); return ; } else { sDesg = TextBox2.Text.ToString(); } DataTable dt = new DataTable (); DataRow dr; //assigning ViewState value in Data Table dt = ( DataTable )ViewState[ "DataEntry" ]; //Adding value in datatable dr = dt.NewRow(); dr[ "Name" ] = sName; dr[ "Designation" ] = sDesg; dt.Rows.Add(dr); if (dt != null ) { ViewState[ "DataEntry" ] = dt; } //here bind Listview after data save in ViewState this .BindListView(); //empty the textbox control TextBox1.Text = string .Empty; TextBox2.Text = string .Empty; } //this is used for paging on ListView protected void OnPagePropertiesChanging( object sender, PagePropertiesChangingEventArgs e) { (ListView1.FindControl( "DataPager1" ) as DataPager ).SetPageProperties(e.StartRowIndex, e.MaximumRows, false ); this .BindListView(); } } Output-

Upendra Pratap Shahi · Answer

Thanks Sreenish for appreciation.

Ravi Kumar · Answer

List user = new List (); user . Add (t extBox1 . Text ); user . Add ( textBox2 . Text );