DataGrid page, sort, delete code

xiaoxiao2021-03-06  83

<% @ Page language = "c #" codebehind = "default.aspx.cs" autoeventwireup = "false" inherits = "DataGrid.webform1"%> Webform1 </ title> <meta content =" Microsoft Visual Studio .NET 7.1 "Name =" Generator "> <meta content =" c # "name =" code_language "> <meta content = "JavaScript" name = "vs_defaultClientScript"> <meta content = "http://schemas.microsoft.com/intellisense/ie5" name = "vs_targetSchema"> </ HEAD> <body MS_POSITIONING = "GridLayout"> <form ID = "form1" method = "post" runat = "server"> <script> window.resizeto (screen.width, screen.Height-30); </ script> <ask: dataGrid id = "dataGrid1" style = " Z-INDEX: 101; LEFT: 48px; POSITION: absolute; TOP: 56px "runat =" server "HorizontalAlign =" Center "DataKeyField =" au_id "PageSize =" 3 "AllowPaging =" True "Width =" 408px "AutoGenerateColumns = "False" allowsorting = "true"> <columns> <ask: BoundColumn Datafield = "au_id" sortexpression = "au_id" readonly = "true" Headeertext = "id"> </ a sp: BoundColumn> <asp: BoundColumn DataField = "city" SortExpression = "city" ReadOnly = "True" HeaderText = "city"> </ asp: BoundColumn> <asp: TemplateColumn SortExpression = "au_id" HeaderText =</p> <p>"Operation"> <itemtemplate> <ask: linkbutton runat = "server" id = "DELBUTTON" text = "Cause" CausesValidation = "false"> </ asp: linkbutton> </ itemtemplate> </ asp : TemplateColumn> </ columns> <PagersTyle Visible = "false" PageButtonCount = "6"> </ PagersTyle> </ asp: DataGrid> <asp: label id = "Label1" style = "z-index: 106; Left: 312px; Position: absolute; top: 24px "Runat =" server "> </ ask: label> <ask: 72px; position: absolute; top: Position: absolute; top: 24px "Runat =" server "> Home </ asp: linkbutton> <ask =" LBTLAST "style =" Z-Index: 104; Left: 256px; position: absolute; top: 24px "runat =" server " > Last </ asp: linkbutton> <ask: 162px; position: absolute; top: 24px "Runat =" Server "> Previous: Absolute; Top: 24px" Runat = "Server"> Previous </ ASP: LINKBUTTON> <ask = "LBTNEX" style = "z-index: 102; left: 120px; position: absolute; top: 24px" runat = "server"> Next </ asp: linkbutton> < / form> </ body> </ html> code</p> <p>DEFAULT.ASPX.CS</p> <p>using System; using System.Collections; using System.ComponentModel; using System.Data; using System.Data.SqlClient; using System.Drawing; using System.Web; using System.Web.SessionState; using System.Web.UI; using System.Web.ui.WebControls; use system.web.ui.htmlcontrols;</p> <p>Summary description of Namespace DataGrid {/// <summary> /// WebForm1. /// </ summary> public class WebForm1: System.Web.UI.Page {protected System.Web.UI.WebControls.LinkButton LBtnex; protected System.Web.UI.WebControls.LinkButton LBtpre; protected System.Web.UI. WebControls.LinkButton LBtlast; protected System.Web.UI.WebControls.LinkButton LBtfir; protected System.Web.UI.WebControls.Label Label1; protected System.Web.UI.WebControls.DataGrid DataGrid1; public string SortField; private void Page_Load (object Sender, system.eventargs e) {// Place the user code here to initialize the page if (! page.ispostback) {databind ();}} public void database ()}} public void database ()}} public void database ()}} public void database ()}} public void data; Database = PUBS; UID = SA; PWD = "); con.open (); string sql =" select * from authors "; sqldataadapter ada = new SqlDataAdapter (SQL, Con); DataSet DS = New DataSet (); ada. Fill (DS, "TEMP"); DS.Tables ["Temp"]. Defaultview.sort = sortfield; datagrid1.datasource = ds.tables ["temp"]. Defaultview; datagrid1.database (); ada.dispose () Con. close (); label1.text = "Total" DS.TABL ES ["Temp"]. DefaultView.count.toString () "Bottle Record," DataGrid1.PageCount.toString () "Page, Part" (DataGrid1.currentPageIndex 1) .tostring () page, This page " DataGrid1.Items.count.toString () " Sum Record ";</p> <p>#Region Web Form Designer Generated Code Override Protected Void OnNit (Eventargs E) {// // Codegen: This call is required for the ASP.NET Web Form Designer. // InitializeComponent (); base.onit (e);} /// <summary> /// Designer Supports the required method - Do not use the code editor to modify the // / this method. /// </ summary> private void InitializeComponent () {this.DataGrid1.SortCommand = new System.Web.UI.WebControls.DataGridSortCommandEventHandler (this.DataGrid1_SortCommand); this.DataGrid1.DeleteCommand = new System.Web.UI. WebControls.DataGridCommandEventHandler (this.DataGrid1_DeleteCommand_1); this.DataGrid1.ItemDataBound = new System.Web.UI.WebControls.DataGridItemEventHandler (this.DataGrid1_ItemDataBound_1); this.LBtfir.Click = new System.EventHandler (this.LBtfir_Click); this .LBtlast.Click = new System.EventHandler (this.LBtlast_Click); this.LBtpre.Click = new System.EventHandler (this.LBtpre_Click); this.LBtnex.Click = new System.EventHandler (this.LBtnex_Click); This.Load = new system.eventhandler (this.page_load);} #ENDREGION</p> <p>Private void DataGrid1_pageIndexchanged (Object Source, System.Web.ui.WebControls.DataGridPageChangeDeventargs E) {datagrid1.currentpageindex = E.NewpageIndex; databind ();</p> <p>Private void lbtnex_click (object sender, system.eventargs e) {if (datagrid1.currentpageindex <datagrid1.pagecount-1) {datagrid1.currentpageIndex ; databind ();}}</p> <p>Private void lbtpre_click (object sender, system.eventargs e) {if (DataGrid1.currentpageIndex> 0) {dataGrid1.currentpageindex-; databind ();}}</p> <p>Private void lbtfir_click (object sender, system.eventargs e) {dataGrid1.currentpageindex = 0; DATABIND ();</p> <p>private void LBtlast_Click (object sender, System.EventArgs e) {DataGrid1.CurrentPageIndex = DataGrid1.PageCount-1; databind ();} private void DataGrid1_DeleteCommand_1 (object source, System.Web.UI.WebControls.DataGridCommandEventArgs e) {try {string ID = (string) DataGrid1.datakeys [(int) E.Item.itemindex]; string sql = "delete from authors where au_id = '" convert.toString (ID) "'"; sqlConnection Con = New SqlConnection Server = it003; database = pubs; uid = sa; pWD = "); con. open (); sqlcommand com = new sqlcommand (sql, con); com.executenonquery (); com.dispose () ;con.close ); If (DataGrid1.count == 1 && DataGrid1.countPageIndex> 0) {dataGrid1.currentpageindex -;} Database ();} catch (exception ex) {response.write ("<script> alert) EX.MESSAGE "') </ script>"); //page.registerStartupScript ("," <script> alert (' " ex. amount ") </ script> ");}}</p></div><div class="text-center mt-3 text-grey"> 转载请注明原文地址:https://www.9cbs.com/read-121961.html</div><div class="plugin d-flex justify-content-center mt-3"></div><hr><div class="row"><div class="col-lg-12 text-muted mt-2"><i class="icon-tags mr-2"></i><span class="badge border border-secondary mr-2"><h2 class="h6 mb-0 small"><a class="text-secondary" href="tag-2.html">9cbs</a></h2></span></div></div></div></div><div class="card card-postlist border-white shadow"><div class="card-body"><div class="card-title"><div class="d-flex justify-content-between"><div><b>New Post</b>(<span class="posts">0</span>) </div><div></div></div></div><ul class="postlist list-unstyled"> </ul></div></div><div class="d-none threadlist"><input type="checkbox" name="modtid" value="121961" checked /></div></div></div></div></div><footer class="text-muted small bg-dark py-4 mt-3" id="footer"><div class="container"><div class="row"><div class="col">CopyRight © 2020 All Rights Reserved </div><div class="col text-right">Processed: <b>0.040</b>, SQL: <b>9</b></div></div></div></footer><script src="./lang/en-us/lang.js?2.2.0"></script><script src="view/js/jquery.min.js?2.2.0"></script><script src="view/js/popper.min.js?2.2.0"></script><script src="view/js/bootstrap.min.js?2.2.0"></script><script src="view/js/xiuno.js?2.2.0"></script><script src="view/js/bootstrap-plugin.js?2.2.0"></script><script src="view/js/async.min.js?2.2.0"></script><script src="view/js/form.js?2.2.0"></script><script> var debug = DEBUG = 0; var url_rewrite_on = 1; var url_path = './'; var forumarr = {"1":"Tech"}; var fid = 1; var uid = 0; var gid = 0; xn.options.water_image_url = 'view/img/water-small.png'; </script><script src="view/js/wellcms.js?2.2.0"></script><a class="scroll-to-top rounded" href="javascript:void(0);"><i class="icon-angle-up"></i></a><a class="scroll-to-bottom rounded" href="javascript:void(0);" style="display: inline;"><i class="icon-angle-down"></i></a></body></html><script> var forum_url = 'list-1.html'; var safe_token = 'YNSY_2BIvFXHe9_2FDtV1_2FEL0qH5aUgLlyu0wDYmhJFQyqKLRSaudemJDZ_2BrTxd_2B1ZBzgEucs5miN_2B7i85Nzaltvmw_3D_3D'; var body = $('body'); body.on('submit', '#form', function() { var jthis = $(this); var jsubmit = jthis.find('#submit'); jthis.reset(); jsubmit.button('loading'); var postdata = jthis.serializeObject(); $.xpost(jthis.attr('action'), postdata, function(code, message) { if(code == 0) { location.reload(); } else { $.alert(message); jsubmit.button('reset'); } }); return false; }); function resize_image() { var jmessagelist = $('div.message'); var first_width = jmessagelist.width(); jmessagelist.each(function() { var jdiv = $(this); var maxwidth = jdiv.attr('isfirst') ? first_width : jdiv.width(); var jmessage_width = Math.min(jdiv.width(), maxwidth); jdiv.find('img, embed, iframe, video').each(function() { var jimg = $(this); var img_width = this.org_width; var img_height = this.org_height; if(!img_width) { var img_width = jimg.attr('width'); var img_height = jimg.attr('height'); this.org_width = img_width; this.org_height = img_height; } if(img_width > jmessage_width) { if(this.tagName == 'IMG') { jimg.width(jmessage_width); jimg.css('height', 'auto'); jimg.css('cursor', 'pointer'); jimg.on('click', function() { }); } else { jimg.width(jmessage_width); var height = (img_height / img_width) * jimg.width(); jimg.height(height); } } }); }); } function resize_table() { $('div.message').each(function() { var jdiv = $(this); jdiv.find('table').addClass('table').wrap('<div class="table-responsive"></div>'); }); } $(function() { resize_image(); resize_table(); $(window).on('resize', resize_image); }); var jmessage = $('#message'); jmessage.on('focus', function() {if(jmessage.t) { clearTimeout(jmessage.t); jmessage.t = null; } jmessage.css('height', '6rem'); }); jmessage.on('blur', function() {jmessage.t = setTimeout(function() { jmessage.css('height', '2.5rem');}, 1000); }); $('#nav li[data-active="fid-1"]').addClass('active'); </script>