C#实现QQ/MSN等客户端聊天软件从右下角弹出窗体(Popup Window)

   public partial class frmTest : Form

    {

        delegate void AddMessageDelegate(MessageBody msg);

 

        public frmTest()

        {

            InitializeComponent();

        }

 

        //定义一个MessageEventHandler委托

        public void HandlingPopupWindowCallBack(object sender, MessageEventArgs e)

        {

            listBox1.Invoke(new AddMessageDelegate(this.AddMessage), new object[] { e.Message });

        }

 

        private void AddMessage(MessageBody msg)

        {

            listBox1.Items.Add("---------------------------");

            listBox1.Items.Add(msg.Title);

            listBox1.Items.Add(msg.Body);

        }

 

        private void btnTest_Click(object sender, EventArgs e)

        {

            Thread _MyThread = new Thread(new ThreadStart(PopupMessage));

            _MyThread.IsBackground = true;

            _MyThread.SetApartmentState(ApartmentState.MTA);

            _MyThread.Start(); //啟動線程        

        }

 

        /// <summary>

        ///  自動彈出系統消息

        /// </summary>

        private void PopupMessage()

        {

            List<MessageBody> list = new List<MessageBody>();

            list.Add(new MessageBody("测试消息1", "测试消息1的内容"));

            list.Add(new MessageBody("测试消息2", "测试消息2的内容"));

            list.Add(new MessageBody("测试消息3", "测试消息3的内容"));

            list.Add(new MessageBody("测试消息4", "测试消息4的内容"));

 

            frmPopupWindow window = new frmPopupWindow(this.HandlingPopupWindowCallBack, list, 1000);

            window.ShowDialog();

        }

         //by www.csframework.com ,如转载请注明出处 
    }

  public partial class frmPopupWindow : Form

    {

        private int _MsgIndex = 0;

        private List<MessageBody> _messageList = null;

        private MessageEventHandler _CallBackWhenClick;

 

        /// <summary>

        /// 重载构造器

        /// </summary>

        /// <param name="callBack">回调事件</param>

        /// <param name="messageList">消息列表</param>

        /// <param name="waitTotalTime">每个消息显示时间</param>

        public frmPopupWindow(MessageEventHandler callBack, List<MessageBody> messageList,
           int waitTotalTime)

        {

            InitializeComponent();

 

            try

            {

                this.TopMost = true;

                this.tmWait.Interval = waitTotalTime;

                this.tmWait.Enabled = true;

                this.ShowInTaskbar = false;

                this.StartPosition = FormStartPosition.Manual;

                this.Location = new Point(Screen.PrimaryScreen.WorkingArea.Width - this.Width - 3,
                Screen.PrimaryScreen.WorkingArea.Height - this.Height);

                WinAPI.AnimateWindow(this.Handle, 500, WinAPI.AW_SLIDE | WinAPI.AW_VER_NEGATIVE);

                this._messageList = messageList;

                this._CallBackWhenClick = callBack;

                this.ShowMessage(0);

            }

            catch (Exception ex)

            {

                MessageBody msg = new MessageBody("构造器发生错误", ex.Message);

                _CallBackWhenClick(null, new MessageEventArgs(msg));

            }

        }

 

        private void btnPrior_Click(object sender, EventArgs e)

        {

            tmWait.Stop();

 

            _MsgIndex -= 1;

 

            if (_MsgIndex >= 0)

                ShowMessage(_MsgIndex);

            else

                _MsgIndex = 0;

        }

 

        private void btnNext_Click(object sender, EventArgs e)

        {

            tmWait.Stop();

 

            _MsgIndex += 1;

 

            if (_MsgIndex <= _messageList.Count - 1)

                ShowMessage(_MsgIndex);

            else

                _MsgIndex = _messageList.Count - 1;

 

        }

 

        private void btnClose_Click(object sender, EventArgs e)

        {

            MessageBody msg = new MessageBody("关闭弹出窗体", "用户关闭了弹出窗体.");

 

            //测试回调事件

            _CallBackWhenClick(sender, new MessageEventArgs(msg));

 

            this.Close();

        }

 

        private void tmWait_Tick(object sender, EventArgs e)

        {

            if (_messageList == null) return;

 

            if (_MsgIndex == _messageList.Count)

            {

                MessageBody msg = new MessageBody("消息显示完成", "系统自动关闭了弹出窗体.");

 

                //测试回调事件

                _CallBackWhenClick(sender, new MessageEventArgs(msg));

 

                this.Close();  // close

            }

            else

            {

                ShowMessage(_MsgIndex);

                _MsgIndex = _MsgIndex + 1;

            }

        }

 

        /// <summary>

        /// 显示消息

        /// </summary>

        private void ShowMessage(int index)

        {

            MessageBody msg = _messageList[index];

            label1.Text = msg.Title;

            label2.Text = msg.Body;

            label1.Update();

            label2.Update();

            this.Update();

            this.Refresh();

        }
         //by www.csframework.com ,如转载请注明出处 
    }

using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;

namespace PopupWindow
{
   public class WinAPI
   {
      #region WinAPI Function&Const defination
      
      public const int AW_HOR_POSITIVE = 0x00000001;
      public const int AW_HOR_NEGATIVE = 0x00000002;
      public const int AW_VER_POSITIVE = 0x00000004;
      public const int AW_VER_NEGATIVE = 0x00000008;
      
      public const int AW_CENTER = 0x00000010;
      
      public const int AW_HIDE = 0x00010000;
      public const int AW_ACTIVATE = 0x00020000;
      
      public const int AW_SLIDE = 0x00040000;
      public const int AW_BLEND = 0x00080000;
      
      [DllImport("user32", CharSet = CharSet.Auto)]
      public static extern bool AnimateWindow(IntPtr hwnd, int dwTime, int dwFlags);
      
      [DllImport("Winmm")]
      public static extern bool PlaySound(string pszSound, IntPtr hmod, UInt32 fdwSound);
      
      private const Int32 SND_ASYNC = 1;
      private const Int32 SND_LOOP = 8;
      private const Int32 SND_FILENAME = 131072;
      
      #endregion
      //by www.csframework.com ,如转载请注明出处 
   }
}

using System;
using System.Collections.Generic;
using System.Text;

namespace PopupWindow
{
   /// <summary>
   /// 消息实体类
   /// </summary>
   public class MessageBody
   {
      private string _Title;
      private string _Body;
      
      public MessageBody(string title, string body)
      {
         _Title = title;
         _Body = body;
      }
      
      public string Title { get { return _Title; } set { _Title = value; } }
      public string Body { get { return _Body; } set { _Body = value; } }
   }
   
   /// <summary>
   /// 自定义参数
   /// </summary>
   public class MessageEventArgs : EventArgs
   {
      private MessageBody _CurrentMessage;
      
      public MessageEventArgs(MessageBody currentMsg)
      : base()
      {
         _CurrentMessage = currentMsg;
      }
      
      /// <summary>
      /// 当前处理的消息
      /// </summary>
      public MessageBody Message
      {
         get { return _CurrentMessage; }
         set { _CurrentMessage = value; }
      }
      
   }
   
   /// <summary>
   /// 回调事件委托.用户在弹出窗体点击消息标题，触发这个事件.
   /// 学习内容: 1.自定义委托, 2.自定义委托方法的参数
   /// </summary>
   public delegate void MessageEventHandler(object sender, MessageEventArgs e);
  
   //by www.csframework.com ,如转载请注明出处 
}