C#使用Microsoft消息队列(MSMQ)的示例详解

    public partial class Form1 : Form
    {
        MessageQueue queue;
        string path = ".\\Private$\\testQueue";
        public Form1()
        {
            InitializeComponent();
            CreateMessageQueue();
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            SendMessage(this.textBox1.Text);
        }
 
        private void CreateMessageQueue()
        {
            if(MessageQueue.Exists(path))
            {
                queue = new MessageQueue(path);
            }
            else
            {
                queue = MessageQueue.Create(path);
            }
        }
 
        private void SendMessage(string str)
        {
            var message = new System.Messaging.Message();
            message.Formatter = new XmlMessageFormatter(new Type[]{ typeof(string)});
            message.Body = str;
            queue.Send(message);
            MessageBox.Show("消息发送成功");
        }
 
        private void SendMessage(Image image)
        {
            var message = new System.Messaging.Message();
            message.Formatter = new BinaryMessageFormatter();
            message.Body = image;
            queue.Send(message);
            MessageBox.Show("图像发送成功");
        }
 
        private void button2_Click(object sender, EventArgs e)
        {
            OpenFileDialog open = new OpenFileDialog();
            open.Filter = "图像文件|*.jpg;*.bmp;*.png";
            open.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.MyPictures);
            if(open.ShowDialog() == DialogResult.OK)
            {
                Image image = Bitmap.FromFile(open.FileName);
                SendMessage(image);
            }
        }
 
        private void button3_Click(object sender, EventArgs e)
        {
            MessageBox.Show(queue.GetAllMessages().Length.ToString());
        }
 
        private void button4_Click(object sender, EventArgs e)
        {
            queue.Purge();
        }
    }

    public partial class Form1 : Form
    {
        MessageQueue queue;
        string path = ".\\Private$\\testQueue";
        public Form1()
        {
            InitializeComponent();
            CreateMessageQueue();
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            RecvStringMessage();
        }
 
 
        private void button2_Click(object sender, EventArgs e)
        {
            RecvImageMessage();
        }
 
        private void CreateMessageQueue()
        {
            if (MessageQueue.Exists(path))
            {
                queue = new MessageQueue(path);
            }
            else
            {
                queue = MessageQueue.Create(path);
            }
        }
 
        public void RecvStringMessage()
        {
            if (queue.GetAllMessages().Length == 0)
            {
                MessageBox.Show("消息队列为空");
                return;
            }
            var message = queue.Receive();
            message.Formatter = new XmlMessageFormatter(new Type[] {typeof(string) });
            MessageBox.Show(message.Body.ToString());
        }
 
        public void RecvImageMessage()
        {
            if (queue.GetAllMessages().Length == 0)
            {
                MessageBox.Show("消息队列为空");
                return;
            }
            var message = queue.Receive();
            message.Formatter = new BinaryMessageFormatter();
            Image image = (Image)message.Body;
            Form form = new Form();
            form.Width = 1024;
            form.Height = 768;
            PictureBox pbox = new PictureBox();
            pbox.Width = 1024;
            pbox.Height = 768;
            pbox.SizeMode = PictureBoxSizeMode.Zoom;
            pbox.Image = image;
            form.Controls.Add(pbox);
            form.ShowDialog();
        }
    }