form1.cs

此程序是介绍定时器的使用方法,程序中有两个函数,可以

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace 计时
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Timer timer1;
		private System.Windows.Forms.Button button1;
		private System.ComponentModel.IContainer components;

		public Form1()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (components != null) 
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			this.components = new System.ComponentModel.Container();
			this.timer1 = new System.Windows.Forms.Timer(this.components);
			this.button1 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// timer1
			// 
			this.timer1.Interval = 5000;
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(184, 88);
			this.button1.Name = "button1";
			this.button1.Size = new System.Drawing.Size(160, 48);
			this.button1.TabIndex = 0;
			this.button1.Text = "button1";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(584, 317);
			this.Controls.Add(this.button1);
			this.Name = "Form1";
			this.Text = "Form1";
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}
		static int alarmCounter = 1;
		static bool exitFlag = false;

		private void button1_Click(object sender, System.EventArgs e)
		{

             timer1.Tick += new EventHandler(mm);
			 timer1.Interval = 2000;
			 timer1.Start();
			while(exitFlag == false) 
			{
				// Processes all the events in the queue.
				Application.DoEvents();
			}







		
		}
		

		private void mm(object sender, System.EventArgs e)
		{

			timer1.Stop();

			if(MessageBox.Show("Continue running?", "Count is: " + alarmCounter, 
				MessageBoxButtons.YesNo) == DialogResult.Yes) 
			{
				// Restarts the timer and increments the counter.
				alarmCounter +=1;
				timer1.Enabled = true;
			}
			else 
			{
				// Stops the timer.
				exitFlag = true;
			}







		
		}


	}
}