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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;
using System.Timers;
using System.Threading;
namespace WindowsFormsApplication1
{
public partial class Form1 : Form
{
int flag = 0;
int sta = -1;
private System.Timers.Timer time = new System.Timers.Timer();
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
sta = 1;
time.Elapsed += new ElapsedEventHandler(t);
time.Interval = 1000;
time.Start();
}
public void t(object o, EventArgs e)
{
if (sta == 1)
{
time.Stop();
SetText("HelloWorld!");
Thread.Sleep(500);
time.Start();
}
else
{
}
}
private void button2_Click(object sender, EventArgs e)
{
time.Stop();
sta = 0;
}
public void SetText(String s)
{
this.Invoke(new Action<string>((x) =>
{
flag += 1;
textBox2.Text = flag.ToString();
textBox1.Text += x;
}), s);
}
}
}
public Form1()
{
InitializeComponent();
time.Elapsed += new ElapsedEventHandler(t); //挪到这里
time.Interval = 1000;
}
private void button1_Click(object sender, EventArgs e)
{
sta = 1;
time.Start();
}