using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace 聊天室
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        Random p = new Random();
        const int d=8;
        private void button1_Click(object sender, EventArgs e)
        {
            int i = p.Next(4);
            string name = "";
            if (i==0)
            {
                name = "魑";
            }
            if (i == 1)
            {
                name = "魅";
            }
            if (i == 2)
            {
                name = "魍";
            }
            if (i == 3)
            {
                name = "魎";
            }
            if (textBox2.Text!="")
            {
            textBox1.Text += name + "("+DateTime.Now+")\r\n"+textBox2.Text+"\r\n";
            textBox2.Text = "";
            textBox1.SelectionStart = textBox1.TextLength - 1;
            textBox1.ScrollToCaret();
        
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            textBox1.ReadOnly = true;
        }

    }
}