用C#制作的简易秒表

namespace StopWatch { public partial class Form2 : Form { DateTime examtime; DateTime nowtime; DateTime t = DateTime.Now; int add = 0; public Form2() { InitializeComponent(); } private void Form2_Load(object sender, EventArgs e) { timer1.Enabled = false; examtime = new DateTime(1, 1, 1, 0,0, 0); labTime.Text = "0" + examtime.ToLongTimeString(); if (t.Hour < 10) labT.Text = "0" + DateTime.Now.ToLongTimeString(); else labT.Text = DateTime.Now.ToLongTimeString(); } private void button2_Click(object sender, EventArgs e) { if (add < 1 ) { starttime(); } else { MessageBox.Show("记录已满，请清除记录后再开始记录!"); } } private void button1_Click(object sender, EventArgs e) { if (timer1.Enabled != false) { Add(); } if (add >= 5) { MessageBox.Show("对不起！最多只能记录4条！！"); timer1.Enabled = false; } } private void button3_Click(object sender, EventArgs e) { ClearTime(); add = 0 - 1; Add(); stoptime(); } private void button4_Click(object sender, EventArgs e) { Application.Exit(); } private void timer1_Tick(object sender, EventArgs e) { examtime = examtime.AddSeconds(1); if (examtime.Hour < 10) labTime.Text = "0" + examtime.ToLongTimeString(); else labTime.Text = examtime.ToLongTimeString(); } private void timer2_Tick(object sender, EventArgs e) { if(t.Hour<10) labT.Text = "0"+DateTime.Now.ToLongTimeString(); else labT.Text = DateTime.Now.ToLongTimeString();nowtime = nowtime.AddSeconds(1); } private void Add() { add = add + 1; switch (add) { case 1: textBox1.Text = "0" + examtime.ToLongTimeString(); timer1.Enabled = true; break; case 2: textBox2.Text = "0" + examtime.ToLongTimeString(); timer1.Enabled = true; break; case 3: textBox3.Text = "0" + examtime.ToLongTimeString(); timer1.Enabled = true; break; case 4: textBox4.Text = "0" + examtime.ToLongTimeString(); Program.hash.add(textBox1.Text, textBox2.Text, textBox3.Text, textBox4.Text); timer1.Enabled = true; timer1.Enabled = false; break; case 5: default: break; } } private void ClearTime() { examtime = new DateTime(1, 1, 1, 0, 0, 0); labTime.Text = "0" + examtime.ToLongTimeString(); textBox1.Clear(); textBox2.Clear(); textBox3.Clear(); textBox4.Clear(); textBox1.Text = "0" + examtime.ToLongTimeString(); textBox2.Text = "0" + examtime.ToLongTimeString(); textBox3.Text = "0" + examtime.ToLongTimeString(); textBox4.Text = "0" + examtime.ToLongTimeString(); timer1.Enabled = false; } private void starttime() { timer1.Enabled = true; } private void stoptime() { timer1.Enabled = false; } private void textBox1_TextChanged(object sender, EventArgs e) { } private void textBox2_TextChanged(object sender, EventArgs e) { } private void textBox3_TextChanged(object sender, EventArgs e) { } private void textBox4_TextChanged(object sender, EventArgs e) { } private void pictureBox1_Click(object sender, EventArgs e) { } private void textBox5_TextChanged(object sender, EventArgs e) { } private void labTime_Click(object sender, EventArgs e) { } private void timeshow_Click(object sender, EventArgs e) { Form3 frm = new Form3(); frm.Show(); } } }