form1.cs

java基础方面的一些实例代码

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

namespace MSMQ
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.Button button3;
		private System.Windows.Forms.Button button4;
		private System.Windows.Forms.PictureBox pictureBox1;
		private System.Windows.Forms.TextBox textBox1;
		private int iCount=0;
		private System.Messaging.MessageQueue MyMQ;
		private System.Windows.Forms.OpenFileDialog openFile;
		private System.Windows.Forms.Button button1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.ListBox listBox1;
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		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.button1 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.button3 = new System.Windows.Forms.Button();
			this.button4 = new System.Windows.Forms.Button();
			this.pictureBox1 = new System.Windows.Forms.PictureBox();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.MyMQ = new System.Messaging.MessageQueue();
			this.openFile = new System.Windows.Forms.OpenFileDialog();
			this.label1 = new System.Windows.Forms.Label();
			this.listBox1 = new System.Windows.Forms.ListBox();
			this.SuspendLayout();
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(288, 8);
			this.button1.Name = "button1";
			this.button1.TabIndex = 0;
			this.button1.Text = "发送";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// button2
			// 
			this.button2.Location = new System.Drawing.Point(288, 80);
			this.button2.Name = "button2";
			this.button2.TabIndex = 1;
			this.button2.Text = "接收";
			this.button2.Click += new System.EventHandler(this.button2_Click);
			// 
			// button3
			// 
			this.button3.Location = new System.Drawing.Point(288, 264);
			this.button3.Name = "button3";
			this.button3.TabIndex = 2;
			this.button3.Text = "发送图像";
			this.button3.Click += new System.EventHandler(this.button3_Click);
			// 
			// button4
			// 
			this.button4.Location = new System.Drawing.Point(288, 304);
			this.button4.Name = "button4";
			this.button4.TabIndex = 3;
			this.button4.Text = "接收图像";
			this.button4.Click += new System.EventHandler(this.button4_Click);
			// 
			// pictureBox1
			// 
			this.pictureBox1.BackColor = System.Drawing.SystemColors.ControlLightLight;
			this.pictureBox1.Location = new System.Drawing.Point(16, 160);
			this.pictureBox1.Name = "pictureBox1";
			this.pictureBox1.Size = new System.Drawing.Size(248, 184);
			this.pictureBox1.TabIndex = 4;
			this.pictureBox1.TabStop = false;
			// 
			// textBox1
			// 
			this.textBox1.Location = new System.Drawing.Point(16, 8);
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(248, 21);
			this.textBox1.TabIndex = 5;
			this.textBox1.Text = "请在此输入消息";
			// 
			// MyMQ
			// 
			this.MyMQ.Path = ".\\private$\\aaa";
			this.MyMQ.SynchronizingObject = this;
			// 
			// label1
			// 
			this.label1.Font = new System.Drawing.Font("幼圆", 21.75F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(134)));
			this.label1.Location = new System.Drawing.Point(312, 144);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(32, 32);
			this.label1.TabIndex = 7;
			this.label1.Text = "A";
			// 
			// listBox1
			// 
			this.listBox1.ItemHeight = 12;
			this.listBox1.Location = new System.Drawing.Point(16, 48);
			this.listBox1.Name = "listBox1";
			this.listBox1.Size = new System.Drawing.Size(248, 88);
			this.listBox1.TabIndex = 8;
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(384, 358);
			this.Controls.Add(this.listBox1);
			this.Controls.Add(this.label1);
			this.Controls.Add(this.textBox1);
			this.Controls.Add(this.pictureBox1);
			this.Controls.Add(this.button4);
			this.Controls.Add(this.button3);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.button1);
			this.Name = "Form1";
			this.Text = "消息队列窗体A";
			this.ResumeLayout(false);

		}
		#endregion

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

		private void button1_Click(object sender, System.EventArgs e)
		{
			iCount++;
			String temp;
			try
			{
				temp = this.textBox1.Text.ToString();
				MyMQ.Send(temp +"(窗体A第"+ iCount.ToString()+"条消息)");//将消息放入队列
			}
			catch(Exception ex)
			{
				MessageBox.Show(this,ex.Message);
			}	
		}

		private void button2_Click(object sender, System.EventArgs e)
		{
			System.Messaging.Message m;
			String str;
			try
			{
				m = MyMQ.Receive(new TimeSpan(0, 0, 1));//从队列中提取消息
				str = m.Body.ToString();
			}
			catch
			{
				str = "没有接收到消息";
			}

			this.listBox1.Items.Add(str);
		}

		private void button3_Click(object sender, System.EventArgs e)
		{
			Stream imageStream;
			System.Messaging.Message mImage = new System.Messaging.Message();
			openFile.Filter = "image files (.bmp,.jpg,.gif)|*.bmp;*.jpg;*.gif;*.exe" ;
			openFile.FilterIndex = 1 ;
			if(openFile.ShowDialog() == DialogResult.OK)
			{
				if((imageStream = openFile.OpenFile())!= null)
				{
					mImage.BodyStream = imageStream;
					try
					{
						MyMQ.Send(mImage);
					}
					catch (Exception ex)
					{
						MessageBox.Show(ex.Message);
					}
					finally
					{
						imageStream.Close();
					}
				}
			}
		}

		private void button4_Click(object sender, System.EventArgs e)
		{
			Bitmap bmp;
			Stream imageStream;
			System.Messaging.Message mImage = new System.Messaging.Message();
			try
			{
				mImage = MyMQ.Receive(new TimeSpan(0, 0, 1));
			}
			catch
			{
				MessageBox.Show("没有接收到消息");
			}
			try
			{
				imageStream = mImage.BodyStream;
				bmp = new Bitmap(imageStream);
				this.pictureBox1.Image = bmp;
			}
			catch(Exception ex)
			{
				MessageBox.Show(ex.Message);
			}
		}
	}
}