ASP.NET Tutorial/ASP.net Controls/RepeatLayout — различия между версиями

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Версия 15:30, 26 мая 2010

Using RepeatLayout

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs"
    Inherits="CheckAndRadioLists" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>Using CheckBoxList and RadioButtonList</title>
</head>
<body>
   <form id="form1" runat="server">
   <div id="container">
      <h1>CheckBoxList and RadioButtonList Demo</h1>
      <div class="layout">
          Repeat Direction:
          <asp:DropDownList ID="drpDirection" runat="server">
              <asp:ListItem>Horizontal</asp:ListItem>
              <asp:ListItem Selected="True">Vertical</asp:ListItem>
          </asp:DropDownList><br />
          Repeat Layout:
          <asp:DropDownList ID="drpLayout" runat="server">
              <asp:ListItem Selected="True">Table</asp:ListItem>
              <asp:ListItem>Flow</asp:ListItem>
          </asp:DropDownList><br />
          Repeat Columns:
          <asp:DropDownList ID="drpColumns" runat="server">
              <asp:ListItem>1</asp:ListItem>
              <asp:ListItem>2</asp:ListItem>
              <asp:ListItem>3</asp:ListItem>
          </asp:DropDownList>
          <br />
          <asp:Button ID="btnChange" runat="server" Text="Change Properties" OnClick="btnChange_Click" />
      </div>
      <div class="box">
          Crust:
          <br>
          <asp:RadioButtonList ID="rlstCrust" runat="server" >
              <asp:ListItem>Thin</asp:ListItem>
              <asp:ListItem>Medium</asp:ListItem>
              <asp:ListItem Selected="True">Thick</asp:ListItem>
          </asp:RadioButtonList>
          Toppings:<br>
          <asp:CheckBoxList ID="clstToppings" runat="server" 
              RepeatDirection="Vertical" RepeatLayout="Table" RepeatColumns="2">
              <asp:ListItem>Ham</asp:ListItem>
              <asp:ListItem>Mushrooms</asp:ListItem>
              <asp:ListItem>Pepperoni</asp:ListItem>
          </asp:CheckBoxList>
   
      <asp:Button ID="btnOrder" runat="server" Text="Order" OnClick="btnOrder_Click" />
     
      </div>
      <asp:Label ID="labMessage" runat="server"></asp:Label>
   </div>
   </form>
</body>
</html>
File: Default.aspx.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;
public partial class CheckAndRadioLists : System.Web.UI.Page
{
  protected void btnChange_Click(object sender, EventArgs e)
  {
    int columns = Convert.ToInt32(drpColumns.SelectedValue);
    rlstCrust.RepeatColumns = columns;
    clstToppings.RepeatColumns = columns;
    string sLayout = drpLayout.SelectedValue;
    RepeatLayout layout = (RepeatLayout)Enum.Parse(typeof(RepeatLayout), sLayout, true);
    rlstCrust.RepeatLayout = layout;
    clstToppings.RepeatLayout = layout;
    string sDirect = drpDirection.SelectedValue;
    RepeatDirection direct = (RepeatDirection)Enum.Parse(typeof(RepeatDirection), sDirect, true);
    rlstCrust.RepeatDirection = direct;
    clstToppings.RepeatDirection = direct;
  }
  protected void btnOrder_Click(object sender, EventArgs e)
  {
    labMessage.Text = "<b>Pizza Ordered: </b><br>";
    labMessage.Text += rlstCrust.SelectedItem.Text;
    labMessage.Text += " Crust<br/><b>Toppings:</b><br/>";
    foreach (ListItem topping in clstToppings.Items)
    {
      if (topping.Selected)
      {
        labMessage.Text += topping.Text + "<br/>";
      }
    }
  }
}
Источник — «http://nfex.ru/index.php?title=ASP.NET_Tutorial/ASP.net_Controls/RepeatLayout&oldid=3346»