C#简单秒表程序设计

实现秒表的简单功能

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 WindowsFormsApplication2
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }
        private void Form1_Load（object sender EventArgs e）
        {

        }
        System.Diagnostics.Stopwatch sw;

        private void button2_Click（object sender EventArgs e）
        {
            sw.Start（）;
            timer1.Start（）;
        }

        private void button1_Click（object sender EventArgs e）
        {
            sw = new System.Diagnostics.Stopwatch（）;
            sw.Start（）;
            timer1.Start（）;

        }

        private void timer1_Tick（object sender EventArgs e）
        {
           TimeSpan ts = sw.Elapsed;
           label.Text = string.Format（“{0}日:{1}时:{2}分:{3}秒:{4}毫秒“ ts.Days ts.Hours ts.Minutes ts.Seconds ts.Milliseconds / 10）;
        }

        private void button3_Click（object sender EventArgs e）
        {

            string[] sMystring;
            OpenFileDialog ofdMyofd = new OpenFileDialog（）;
           // ofdMyofd.FileName = “Please Select Picture“;
            ofdMyofd.Filter = “b.jpg|*.*“;
            if （ofdMyofd.ShowDialog（） == DialogResult.OK）
            {
                sMystring = ofdMyofd.FileNames;
                this.BackgroundImage = Image.FromFile（sMystring[0]）;
            }    
        }

        private void label1_Click（object sender EventArgs e）
        {

        }

        private void button4_Click（object sender EventArgs e）
        {
            sw.Stop（）;
            TimeSpan ts = sw.Elapsed;
            label.Text = string.Format（“{0}日:{1}时:{2}分:{3}秒:{4}毫秒“ ts.Days ts.Hours ts.Minutes ts.Seconds ts.Milliseconds / 10）;
     
        }

        private void textBox1_TextChanged（object sender EventArgs e）
        {

        }

        private void button5_Click（object sender EventArgs e）
        {
            listBox1.Items.Add（label.Text）;
          //  this.listBox1.SelectedIndex = this.listBox1.Items.Count - 1;
           // this.listBox1.SelectedIndex = -1;
        }

        private void listBox1_SelectedIndexChanged（object sender EventArgs e）
        {

        }

        private void label1_Click_1（object sender EventArgs e）
        {

        }

        private void button6_Click（object sender EventArgs e）
        {
            label.Text = “00:00:00“;
        }
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2017-05-04 19:14  WindowsFormsApplication2\
     目录           0  2017-05-04 19:15  WindowsFormsApplication2\WindowsFormsApplication2\
     文件         962  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2.sln
     文件       39936  2017-05-05 21:30  WindowsFormsApplication2\WindowsFormsApplication2.v11.suo
     文件         189  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\App.config
     目录           0  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\bin\
     目录           0  2017-05-04 19:30  WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\
     文件     1298944  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.exe
     文件         189  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.exe.config
     文件       30208  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.pdb
     文件       22984  2017-05-06 11:30  WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.vshost.exe
     文件         189  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.vshost.exe.config
     文件         490  2013-06-18 20:28  WindowsFormsApplication2\WindowsFormsApplication2\bin\Debug\WindowsFormsApplication2.vshost.exe.manifest
     文件        2714  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\Form1.cs
     文件        9972  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\Form1.Designer.cs
     文件     1934870  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\Form1.resx
     目录           0  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\obj\
     目录           0  2017-05-05 21:25  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\
     文件        1318  2017-05-05 21:25  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\DesignTimeResolveAssemblyReferences.cache
     文件        7247  2017-05-04 19:15  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     文件           0  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\TemporaryGeneratedFile_036C0B5B-1481-4323-8D20-8F5ADCB23D92.cs
     文件           0  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\TemporaryGeneratedFile_5937a670-0e60-4077-877b-f7221da3dda1.cs
     文件           0  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\TemporaryGeneratedFile_E7A71F73-0F8D-4B9B-B56E-8E70B10BC5D3.cs
     目录           0  2017-05-04 19:14  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\TempPE\
     文件        1374  2017-05-06 11:30  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\WindowsFormsApplication2.csproj.FileListAbsolute.txt
     文件         975  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\WindowsFormsApplication2.csproj.GenerateResource.Cache
     文件        2231  2017-05-04 19:29  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\WindowsFormsApplication2.csprojResolveAssemblyReference.cache
     文件     1298944  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\WindowsFormsApplication2.exe
     文件     1286028  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\WindowsFormsApplication2.Form1.resources
     文件       30208  2017-05-04 20:47  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\WindowsFormsApplication2.pdb
     文件         180  2017-05-04 19:29  WindowsFormsApplication2\WindowsFormsApplication2\obj\Debug\WindowsFormsApplication2.Properties.Resources.resources
............此处省略8个文件信息