只做好了抽奖代码
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;
using System.IO;
namespace 抽奖综合Bata1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
开始抽奖ToolStripMenuItem.Enabled = false;
}
string[] namelist;
int nameIndex = 0;
private void 选取姓名列表ToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog myFile = new OpenFileDialog();
if (myFile.ShowDialog() == DialogResult.OK)
{
string FileName = myFile.FileName;
namelist = File.ReadAllLines(FileName, Encoding.GetEncoding(0));
nameIndex = 0;
MessageBox.Show("你选中了:" + namelist.Length.ToString() + "个候选人");
开始抽奖ToolStripMenuItem.Enabled = true;
}
}
private void label1_Click(object sender, EventArgs e)
{
label1.Text = "一等奖:" + namelist[nameIndex];
nameIndex = (nameIndex + 1) % namelist.Length;
}
private System.Windows.Forms.Timer myTimer;
private void 开始抽奖ToolStripMenuItem_Click(object sender, EventArgs e)
{
myTimer = new System.Windows.Forms.Timer();
myTimer.Interval = 50;
myTimer.Tick += new EventHandler(label1_Click);
myTimer.Start();
}
private void button1_Click(object sender, EventArgs e)
{
if (myTimer != null)
myTimer.Stop();
}
将文本拖拽到C#程序中然后就可以就开始抽奖怎么来实现?