Application of AjaxPro

Last Update:2018-12-06 Source: Internet

Author: User

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You have made a simple login with AjaxPro, and the application AjaxPro needs to be modified in the configuration file.

Add the following code to the <system. web> </system. web> label

The configuration file can be applied after modification. See the following login operations

HTML:

<% @ Page Language = "C #" AutoEventWireup = "true" CodeFile = "ajaxpro. aspx. cs" Inherits = "Login_ajaxpro" %>

<! DOCTYPE html PUBLIC "-// W3C // dtd xhtml 1.0 Transitional // EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<Html xmlns = "http://www.w3.org/1999/xhtml">
<Head runat = "server">
<Title> No title page </title>
<Script type = "text/javascript">
Function Login_ButtonClick (){
Var username = document. getElementById ("Text1"). value;
Var password = document. getElementById ("Text2"). value;
Document. getElementById ("loading"). style. display = "block ";
Login_ajaxpro.UserName (username, password, CallBackServer );
}
Function CallBackServer (res ){
Var success = res. value;
Document. getElementById ("loading"). style. display = "none ";
If (success ){
Alert ("Login successful ");
}
Else {
Alert ("Logon Failed. Please check your username and password! ");
}
}
</Script>
</Head>
<Body>
<Form id = "form1" runat = "server">
<Div>
<Input id = "Text1" type = "text"/>
<Input id = "Text2" type = "text"/>
<Input id = "Button1" type = "button" value = "button" onclick = "Login_ButtonClick ();"/>
<Div id = "loading" style = "display: none;"> logging in... </div>
</Div>
</Form>
</Body>
</Html>

. CS

Using System;
Using System. Data;
Using System. Configuration;
Using System. Collections;
Using System. Web;
Using System. Web. Security;
Using System. Web. UI;
Using System. Web. UI. WebControls;
Using System. Web. UI. WebControls. WebParts;
Using System. Web. UI. HtmlControls;
Using AjaxPro;
Using System. Data. SqlClient;

Public partial class Login_ajaxpro: System. Web. UI. Page
{
Protected void Page_Load (object sender, EventArgs e)
{
AjaxPro. Utility. RegisterTypeForAjax (typeof (Login_ajaxpro); // register AjaxPro
}

[AjaxPro. AjaxMethod]
Public bool UserName (string username, string password)
{
System. Threading. Thread. Sleep (3000 );
String strName = username. ToString ();
String strPWD = password. ToString ();
String strConn = ConfigurationSettings. etettings ["connectinString"]. ToString ();
SqlConnection conn = new SqlConnection (strConn );
Conn. Open ();
SqlCommand com = new SqlCommand ();
Com. CommandText = "select * from users where username = '" + strName + "' and password = '" + strPWD + "'";
Com. Connection = conn;
SqlDataReader da = com. ExecuteReader ();
If (da. Read ())
{
Conn. Close ();
Return true;
}
Else
{
Conn. Close ();
Return false;
}
}
}

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

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