applyradiobuttonlist.aspx.cs

来自「asp.net专家200问(含源代码解决法案」· CS 代码 · 共 87 行

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace ApplyRadioButtonList
{
	/// <summary>
	/// WebForm1 的摘要说明。
	/// </summary>
	public class WebForm1 : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.RadioButtonList RadioButtonList1;
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.CheckBox chkLayout;
		protected System.Web.UI.WebControls.CheckBox chkDirection;
		protected System.Web.UI.WebControls.Label Label1;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
		}

		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN：该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.chkLayout.CheckedChanged += new System.EventHandler(this.chkLayout_CheckedChanged);
			this.chkDirection.CheckedChanged += new System.EventHandler(this.chkDirection_CheckedChanged);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button1_Click(object sender, System.EventArgs e)
		{
			if (RadioButtonList1.SelectedIndex > -1) 
			{  
				Label1.Text = "You selected: " + RadioButtonList1.SelectedItem.Text;
			}
		}

		private void chkDirection_CheckedChanged(object sender, System.EventArgs e)
		{
			if (chkDirection.Checked == true) 
			{
				RadioButtonList1.RepeatDirection = RepeatDirection.Horizontal;
			}
			else 
			{
				RadioButtonList1.RepeatDirection = RepeatDirection.Vertical;
			}  
		}

		private void chkLayout_CheckedChanged(object sender, System.EventArgs e)
		{
			if (chkLayout.Checked == true) 
			{
				RadioButtonList1.RepeatLayout = RepeatLayout.Table;
			}
			else 
			{
				RadioButtonList1.RepeatLayout = RepeatLayout.Flow;
			}     
		}
	}
}