c# - TextBox doesn't appear in code-behind even though I regenerated the designer.cs file -
i have little problem project. added textboxes .aspx file , can't see them in .aspx.designer.cs , hence can't use them in aspx.cs .
here .aspx file :
register.aspx:
<%@ page title="register" language="c#" masterpagefile="~/site.master" autoeventwireup="true" codebehind="register.aspx.cs" inherits="learnef.account.register" %> <asp:content id="headercontent" runat="server" contentplaceholderid="headcontent"> </asp:content> <asp:content id="bodycontent" runat="server" contentplaceholderid="maincontent"> <asp:createuserwizard id="registeruser" runat="server" enableviewstate="false" oncreateduser="registeruser_createduser"> <%-- <layouttemplate> <asp:placeholder id="wizardstepplaceholder" runat="server"></asp:placeholder> <asp:placeholder id="navigationplaceholder" runat="server"></asp:placeholder> </layouttemplate>--%> <wizardsteps> <asp:createuserwizardstep id="registeruserwizardstep" runat="server"> <contenttemplate> <h2> create new account </h2> <p> use form below create new account. </p> <p> passwords required minimum of <%= membership.minrequiredpasswordlength %> characters in length. </p> <span class="failurenotification"> <asp:literal id="errormessage" runat="server"></asp:literal> </span> <asp:validationsummary id="registeruservalidationsummary" runat="server" cssclass="failurenotification" validationgroup="registeruservalidationgroup"/> <div class="accountinfo"> <fieldset class="register"> <legend>account information</legend> <p> <asp:label id="usernamelabel" runat="server" associatedcontrolid="username">user name:</asp:label> <asp:textbox id="username" runat="server" cssclass="textentry" ontextchanged="username_textchanged"></asp:textbox> <asp:requiredfieldvalidator id="usernamerequired" runat="server" controltovalidate="username" cssclass="failurenotification" errormessage="user name required." tooltip="user name required." validationgroup="registeruservalidationgroup">*</asp:requiredfieldvalidator> </p> <p> <asp:label id="emaillabel" runat="server" associatedcontrolid="email">e-mail:</asp:label> <asp:textbox id="email" runat="server" cssclass="textentry" ontextchanged="email_textchanged"></asp:textbox> <asp:requiredfieldvalidator id="emailrequired" runat="server" controltovalidate="email" cssclass="failurenotification" errormessage="e-mail required." tooltip="e-mail required." validationgroup="registeruservalidationgroup">*</asp:requiredfieldvalidator> </p> <p> <asp:label id="passwordlabel" runat="server" associatedcontrolid="password">password:</asp:label> <asp:textbox id="password" runat="server" cssclass="passwordentry" textmode="password" ontextchanged="password_textchanged"></asp:textbox> <asp:requiredfieldvalidator id="passwordrequired" runat="server" controltovalidate="password" cssclass="failurenotification" errormessage="password required." tooltip="password required." validationgroup="registeruservalidationgroup">*</asp:requiredfieldvalidator> </p> <p> <asp:label id="confirmpasswordlabel" runat="server" associatedcontrolid="confirmpassword">confirm password:</asp:label> <asp:textbox id="confirmpassword" runat="server" cssclass="passwordentry" textmode="password" ontextchanged="confirmpassword_textchanged"></asp:textbox> <asp:requiredfieldvalidator controltovalidate="confirmpassword" cssclass="failurenotification" display="dynamic" errormessage="confirm password required." id="confirmpasswordrequired" runat="server" tooltip="confirm password required." validationgroup="registeruservalidationgroup">*</asp:requiredfieldvalidator> <asp:comparevalidator id="passwordcompare" runat="server" controltocompare="password" controltovalidate="confirmpassword" cssclass="failurenotification" display="dynamic" errormessage="the password , confirmation password must match." validationgroup="registeruservalidationgroup">*</asp:comparevalidator> </p> </fieldset> <p class="submitbutton"> <asp:button id="createuserbutton" runat="server" commandname="movenext" text="create user" validationgroup="registeruservalidationgroup"/> </p> </div> </contenttemplate> <customnavigationtemplate> </customnavigationtemplate> </asp:createuserwizardstep> <asp:completewizardstep runat="server"></asp:completewizardstep> </wizardsteps> </asp:createuserwizard> </asp:content> here register.aspx.cs : commented lines doesn't compile ...
register.aspx.cs :
using system; using system.collections.generic; using system.linq; using system.web; using system.web.security; using system.web.ui; using system.web.ui.webcontrols; using system.data; using system.configuration; using system.data.sqlclient; namespace learnef.account { public partial class register : system.web.ui.page { protected void registeruser_createduser(object sender, eventargs e) { int userid = 0; string constr = configurationmanager.connectionstrings["applicationservices"].connectionstring; using (sqlconnection con = new sqlconnection(constr)) { using (sqlcommand cmd = new sqlcommand("insert_user")) // note "insert_user" name of procedure // stored in `db_files` folder // when run piece of code , parameters @username , @password , @email // passed procedure { using (sqldataadapter sda = new sqldataadapter()) { cmd.commandtype = commandtype.storedprocedure; cmd.parameters.addwithvalue("@username", username.text.trim()); // error 1 name 'username' not exist in current context cmd.parameters.addwithvalue("@password", password.text.trim()); // error 2 name 'password' not exist in current context cmd.parameters.addwithvalue("@email", email.text.trim()); // error 3 name 'email' not exist in current context cmd.connection = con; con.open(); userid = convert.toint32(cmd.executescalar()); con.close(); } } string message = string.empty; switch (userid) { case -1: message = "username exists.\\nplease choose different username."; break; case -2: message = "supplied email address has been used."; break; default: message = "registration successful.\\nuser id: " + userid.tostring(); break; } clientscript.registerstartupscript(gettype(), "alert", "alert('" + message + "');", true); } } protected void confirmpassword_textchanged(object sender, eventargs e) { } protected void email_textchanged(object sender, eventargs e) { } protected void username_textchanged(object sender, eventargs e) { } protected void password_textchanged(object sender, eventargs e) { } // end } } and here designer file :
register.aspx.designer.cs:
//------------------------------------------------------------------------------ // <auto-generated> // code generated tool. // // changes file may cause incorrect behavior , lost if // code regenerated. // </auto-generated> //------------------------------------------------------------------------------ namespace learnef.account { public partial class register { /// <summary> /// registeruser control. /// </summary> /// <remarks> /// auto-generated field. /// modify move field declaration designer file code-behind file. /// </remarks> protected global::system.web.ui.webcontrols.createuserwizard registeruser; /// <summary> /// registeruserwizardstep control. /// </summary> /// <remarks> /// auto-generated field. /// modify move field declaration designer file code-behind file. /// </remarks> protected global::system.web.ui.webcontrols.createuserwizardstep registeruserwizardstep; } } i deleted file register.aspx.designer.cs , hit convert web application got same register.aspx.designer.cs .
please me resolve .
thank
your textbox instances defined within template of server control; means child controls of server control , not member of page class, hence can't access directly.
to access them programmatically can use findcontrols method of appropriate control
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