Summarize the situation last night.
First, I read the MS tutorial, then I wrote it independently. The main content involves 1. Advertising rotor 2.Web Form Control 3. Code Binding 4. Code Hide
Feel a good ~~
The page code is as follows: 040825.aspx
<% @ Page inherits = "SUMUP" src = "040825.aspx.cs" debug = "true"%>
2004-8-25 summary: web form introduction </ title> < / head> <body> <center></p>
<p><H1> Web form introduction, related techniques: </ h1> <br></p>
<p>1. Advertising rotor 2.Web Form Control 3. Code Binding 4. Code Hide</p>
<p><form runat = "server"> <Table> <! - Advertising Rotor Start -> <Tr> <TD> <asp: adrotator advertisementfile = "ads.xml" runat = "server" /> </ td> < / TR> <! - Advertising Rotor ends -> </ table></p>
<p><table> <! - Form display interface Start -> <tr> <TD> Name: </ td> <td> <asp: textbox id = "name" runat = "server" /> </ td> < TD> <ask: RequiredFieldValidator ControlToValidate = "Name" ErrorMessage = "Name Can't empty!" Display = "Dynamic" runat = "server" /> </ td> </ tr> <TR> <TD> Category: </ TD> <TD> <ask = "CATAGORY" runat = "server"> <ask: listItem> Please select a category </ ask: listItem> <ask: ListItem> Psychology </ ask: listItem> <asp: listitem> business </ asp: listitem> <asp: listitem> popular_comp </ asp: listitem> </ asp: DropDownList> </ td> <td> <asp: RequiredFieldValidator ControlToValidate = "Catagory" InitialValue = "Please select a category "ErrorMessage =" You must choose a category! "Display =" Dynamic "runat =" server "/> </ td> </ TR></p>
<p><TR> <TD> <asp: button text = "Find" onclick = "submitbtn_click" runat = "server" /> </ td> </ tr> <! - form display interface end -> </ table></p>
<p><! - Display interface Start -> <p> <asp: label id = "msg" runat = "server" /></p>
<p><p></p>
<p><ask: DATALIST ID = "MYLIST" RUNATCOLUMNS = "2" runat = "server"> <itemtemplate> <Table> <TR> <TD> <img src = '<% # databinder.eval (container.DataItem, "Title_ID "," img / fang.gif ")%> '> </ td> <td width =" 250 "> <b> <% # databinder.eval (container.DataItem," Title ")%> </ b> <br> <br> price: <% # DataBinder.Eval (Container.DataItem, "price", "$ {0}")%> </ td> </ tr> </ table> </ ItemTemplate></p>
<p></ asp: datalist> <! - Display interface end -></p>
<p></ form></p>
<p></ center> </ body> </ html></p>
<p>The logic code is as follows: 040825.aspx.cs</p>
<p>Using system.data; using system.data.sqlclient;</p>
<p>Using system.web.ui; using system.web.ui.htmlControls; using system.web.ui.webcontrols;</p>
<p>Public class sumup: Page {</p>
<p>Public TEXTBOX Name; Public DropdownList Catagory; Public Label Msg; Public DataList Mylist; PUBLIC</p>
<p>public void SubmitBtn_Click (Object sender, EventArgs e) {SqlConnection myConnection = new ( "; UID = sa; PWD = 123456; Initial Catalog = pubs Data Source = localhost"); SqlConnection SqlDataAdapter myCommand = new SqlDataAdapter ( "select * from titles where Type = '" catagory.selectedItem.Value "' ", myconnection;</p>
<p>DataSet DS = New DataSet (); MyCommand.Fill (DS, "Titles"); mylist.dataroup = ds.tables ["titles"]. Defaultview; mylist.database ();</p>
<p>Msg.Text = name.text ", you have selected:" Catagory.SelectedItem.Value;</p>
<p>MyConnection.Close ();}}</p>
<p>Advertising rotor code is as follows: ads.xml</p>
<p><? XML Version = "1.0" Encoding = "GB2312"> <Advertisements></p>
<p><Ad> <imageurl> http://www.baidu.com/img/slogo.gif </ imageurl> <navigateURL> http://www.baidu.com </ navigateURL> <AlternateText> Baidu </ alternatetext> < Impressions> 60 </ impressions> </ ad></p>
<p><Ad> <imageurl> http://www.chinaz.com/ai/zzzbanner.gif </ imageurl> <navigateURL> http://www.baidu.com </ navigateURL> <AlternateText> China Webmaster Station </ AlternateText> <impressions> 70 </ impressions> </ ad></p>
<p><Ad> <imageurl> http://www.chinaz.com/ai/ads8.gif </ imageurl> <navigateURL> http://www.baidu.com </ navigateURL> <AlternateText> Advertising Media </ alternatetext> <Impressions> 80 </ impressions> </ ad></p>
<p><Ad> <imageurl> http://idc.chinaz.com/chinaz_com/html/images/union_265.gif </ imageurl> <navigateURL> http://www.baidu.com </ navigateURL> <AlternateText> 265 traffic AC platform </ alternatetext> <impressions> 90 </ impressions> </ ad></p>
<p></ Advertisements></p>
<p>'//</p>
<p>The road, the extension of the flood, I am persisted, for the ideal of the heart.</p></div><div class="text-center mt-3 text-grey">
转载请注明原文地址:https://www.9cbs.com/read-123332.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="123332" 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>0.090</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 = 'sJDSs6W_2FHDv4J8E6y_2FToA8rDmbd9K7ZypAksM3DJ12f7oWTDIVQCRNaNOigEaXuaIzLOVRruUBpYXcEk';
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>
