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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace T392563713
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
var radiobtns = new RadioButton[] { radioButton1, radioButton2 };
foreach (var r in radiobtns)
{
r.Appearance = Appearance.Button;
r.Text = "打开红灯";
r.CheckedChanged += new EventHandler(r_CheckedChanged);
}
radiobtns[0].Checked = true;
}
private void r_CheckedChanged(object sender, EventArgs e)
{
if ((sender as RadioButton).Checked)
(sender as RadioButton).Text = "已开红灯";
else
(sender as RadioButton).Text = "打开红灯";
}
}
}