ASP.NET Tutorial/Custom Controls/Form

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Creating an Form Control

   <source lang="csharp">

File: Control.ascx <%@ Control Language="C#" ClassName="AddressForm" %> <script runat="server"> 

   public string Title
   {
       get { return ltlTitle.Text; }
       set { ltlTitle.Text = value; }
   }
   public string Street
   {
       get { return txtStreet.Text; }
       set { txtStreet.Text = value; }
   }
   public string City
   {
       get { return txtCity.Text; }
       set { txtCity.Text = value; }
   }
   public string State
   {
       get { return txtState.Text; }
       set { txtState.Text = value; }
   }
   public string PostalCode
   {
       get { return txtPostalCode.Text; }
       set { txtPostalCode.Text = value; }
   }

</script> <fieldset> <legend> 

   <asp:Literal
       ID="ltlTitle"
       Text="Address Form"
       runat="server" />

</legend>

<asp:Label 

   ID="lblStreet"
   Text="Street:"
   AssociatedControlID="txtStreet"
   Runat="server" />

<asp:TextBox 

   ID="txtStreet"
   Runat="server" />

<asp:RequiredFieldValidator 

   ID="reqStreet"
   Text="(required)"
   ControlToValidate="txtStreet"
   Runat="server" />


<asp:Label 

   ID="lblCity"
   Text="City:"
   AssociatedControlID="txtCity"
   Runat="server" />

<asp:TextBox 

   ID="txtCity"
   Runat="server" />

<asp:RequiredFieldValidator 

   ID="reqCity"
   Text="(required)"
   ControlToValidate="txtCity"
   Runat="server" />


<asp:Label 

   ID="lblState"
   Text="State:"
   AssociatedControlID="txtState"
   Runat="server" />

<asp:TextBox 

   ID="txtState"
   Runat="server" />

<asp:RequiredFieldValidator 

   ID="reqState"
   Text="(required)"
   ControlToValidate="txtState"
   Runat="server" />


<asp:Label 

   ID="lblPostalCode"
   Text="Postal Code:"
   AssociatedControlID="txtPostalCode"
   Runat="server" />

<asp:TextBox 

   ID="txtPostalCode"
   Runat="server" />

<asp:RequiredFieldValidator 

   ID="RequiredFieldValidator1"
   Text="(required)"
   ControlToValidate="txtPostalCode"
   Runat="server" />


</fieldset> File: Default.aspx <%@ Page Language="C#" %> <%@ Register TagPrefix="user" TagName="AddressForm" Src="~/Control.ascx" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"> <script runat="server"> 

   protected void btnSubmit_Click(object sender, EventArgs e)
   {
       ltlResults.Text = "
Billing Street: " + AddressForm1.Street;
       ltlResults.Text += "
Billing City: " + AddressForm1.City;
       ltlResults.Text += "
Billing State: " + AddressForm1.State;
       ltlResults.Text += "
Billing Postal Code: " + AddressForm1.PostalCode;
       ltlResults.Text += "

";
       ltlResults.Text += "
Shipping Street: " + AddressForm2.Street;
       ltlResults.Text += "
Shipping City: " + AddressForm2.City;
       ltlResults.Text += "
Shipping State: " + AddressForm2.State;
       ltlResults.Text += "
Shipping Postal Code: " + AddressForm2.PostalCode;
   }

</script> <html xmlns="http://www.w3.org/1999/xhtml" > <head id="Head1" runat="server"> 

   <style type="text/css">
       html
       {
           background-color:silver;
           font:14px Georgia,Serif;
       }
       .content
       {
           background-color:white;
           width:600px;
           margin:auto;
           padding:20px;
       }
       .addressLabel
       {
           float:left;
           width:100px;
           padding:5px;
           text-align:right;
       }
       .addressField
       {
           float:left;
           padding:5px;
       }
       .clear
       {
           clear:both;
       }
   </style>
   <title>Checkout</title>

</head> <body> 

   <form id="form1" runat="server">

   <user:AddressForm
       id="AddressForm1"
       Title="Billing Address"
       Runat="server" />
   

   <user:AddressForm
       id="AddressForm2"
       Title="Shipping Address"
       Runat="server" />
   

   <asp:Button
       ID="btnSubmit"
       Text="Submit Form"
       OnClick="btnSubmit_Click"
       Runat="server" />

   <asp:Literal
       id="ltlResults"
       Runat="server" />

   </form>

</body> </html></source>

Источник — «http://nfex.ru/index.php?title=ASP.NET_Tutorial/Custom_Controls/Form&oldid=3322»