WinFrom 右下角弹出提示框

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   1. //Download by http://www.codefans.net
   2.  
       
   3.  
      using System;
   4.  
      using System.Collections.Generic;
   5.  
      using System.ComponentModel;
   6.  
      using System.Data;
   7.  
      using System.Drawing;
   8.  
      using System.Linq;
   9.  
      using System.Text;
   10.  
       using System.Windows.Forms;
   11.  
       using System.Runtime.InteropServices;
   12.  
        
   13.  
       namespace Popup.Controls
   14.  
       {
   15.  
       partial class Frm_Popup : System.Windows.Forms.Form
   16.  
       {
   17.  
        
   18.  
        
   19.  
       private InformStyle InfoStyle = InformStyle.Vanish;//定义变量为隐藏
   20.  
       private System.Drawing.Rectangle Rect;//定义一个存储矩形框的数组
   21.  
       private bool isMouseMove = false;//是否在窗体中移动
   22.  
       static private Frm_Popup F_Popup = new Frm_Popup();//实例化当前窗体
   23.  
        
   24.  
        
   25.  
       /// <summary>
   26.  
       /// 定义一个任务通知器的枚举值
   27.  
       /// </summary>//InformStyle
   28.  
       protected enum InformStyle
   29.  
       {
   30.  
       /// <summary>
   31.  
       /// 隐藏
   32.  
       /// </summary>
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       Vanish = 0,
   34.  
       /// <summary>
   35.  
       /// 显视
   36.  
       /// </summary>
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       Display = 1,
   38.  
       /// <summary>
   39.  
       /// 显视中
   40.  
       /// </summary>
   41.  
       Displaying = 2,
   42.  
       /// <summary>
   43.  
       /// 隐藏中
   44.  
       /// </summary>
   45.  
       Vanishing = 3
   46.  
       }
   47.  
        
   48.  
       /// <summary>
   49.  
       /// 获取或设置当前的操作状态
   50.  
       /// </summary>
   51.  
       protected InformStyle InfoState
   52.  
       {
   53.  
       get { return this.InfoStyle; }
   54.  
       set { this.InfoStyle = value; }
   55.  
       }
   56.  
        
   57.  
        
   58.  
       public Frm_Popup()
   59.  
       {
   60.  
       this.InitializeComponent();
   61.  
       this.timer1.Stop();//停止计时器
   62.  
       //初始化工作区大小
   63.  
       System.Drawing.Rectangle rect = System.Windows.Forms.Screen.GetWorkingArea(this);
   64.  
       this.Rect = new System.Drawing.Rectangle( rect.Right - this.Width - 1, rect.Bottom - this.Height - 1, this.Width, this.Height );
   65.  
       }
   66.  
        
   67.  
        
   68.  
       /// <summary>
   69.  
       /// 返回此对象的实例
   70.  
       /// </summary>
   71.  
       /// <returns></returns>
   72.  
       static public Frm_Popup Instance()
   73.  
       {
   74.  
       return F_Popup;
   75.  
       }
   76.  
        
   77.  
        
   78.  
       /// <summary>
   79.  
       /// 显示窗体
   80.  
       /// </summary>
   81.  
       /// <param name="hWnd"></param>
   82.  
       /// <param name="nCmdShow"></param>
   83.  
       /// <returns></returns>
   84.  
       [DllImport("user32.dll")]
   85.  
       private static extern Boolean ShowWindow(IntPtr hWnd, Int32 nCmdShow);
   86.  
        
   87.  
        
   88.  
       /// <summary>
   89.  
       /// 显示窗体
   90.  
       /// </summary>
   91.  
       public void Show()
   92.  
       {
   93.  
       switch (this.InfoState)
   94.  
       {
   95.  
       case InformStyle.Vanish://窗体隐藏
   96.  
       this.InfoState = InformStyle.Displaying;//设置窗体的操作状态为显示中
   97.  
       this.SetBounds(Rect.X, Rect.Y + Rect.Height, Rect.Width, 0);//显示Popup窗体，并放置到屏幕的底部
   98.  
       ShowWindow(this.Handle, 4);//显示窗体
   99.  
       this.timer1.Interval = 100;//设置时间间隔为100
   100.  
        this.timer1.Start();//启动计时器
   101.  
        break;
   102.  
        case InformStyle.Display://窗体显示
   103.  
        this.timer1.Stop();//停止计时器
   104.  
        this.timer1.Interval = 5000;//设置时间间隔为5000
   105.  
        this.timer1.Start();//启动记时器
   106.  
        break;
   107.  
        }
   108.  
        }
   109.  
         
   110.  
         
   111.  
        private void timer1_Tick(object sender, System.EventArgs e)
   112.  
        {
   113.  
        switch (this.InfoState)
   114.  
        {
   115.  
        case InformStyle.Display://显示当前窗体
   116.  
        this.timer1.Stop();//停止计时器
   117.  
        this.timer1.Interval = 100;//设置时间间隔为100
   118.  
        if (!(this.isMouseMove))//如果鼠标不在窗体中移动
   119.  
        this.InfoState = InformStyle.Vanishing;//设置当前窗体的操作状态为隐藏中
   120.  
        this.timer1.Start();//启动计时器
   121.  
        break;
   122.  
        case InformStyle.Displaying://当前窗体显示中
   123.  
        if (this.Height <= this.Rect.Height - 12)//当窗体没有完全显示时
   124.  
        this.SetBounds(Rect.X, this.Top - 12, Rect.Width, this.Height + 12);//使窗体不断上移
   125.  
        else
   126.  
        {
   127.  
        this.timer1.Stop();//停止计时器
   128.  
        this.SetBounds(Rect.X, Rect.Y, Rect.Width, Rect.Height);//设置当前窗体的边界
   129.  
        this.InfoState = InformStyle.Display;//设置当前窗体的操作状态为显示
   130.  
        this.timer1.Interval = 5000;//设置时间间隔为5000
   131.  
        this.timer1.Start();//启动计时器
   132.  
        }
   133.  
        break;
   134.  
        case InformStyle.Vanishing://隐藏当前窗体
   135.  
        if (this.isMouseMove)//如果鼠标在窗体中移动
   136.  
        this.InfoState = InformStyle.Displaying;//设置窗体的操作状态为显示
   137.  
        else
   138.  
        {
   139.  
        if (this.Top <= this.Rect.Bottom - 12)//如果窗体没有完全隐藏
   140.  
        this.SetBounds(Rect.X, this.Top + 12, Rect.Width, this.Height - 12);//使窗体不断下移
   141.  
        else
   142.  
        {
   143.  
        this.Hide();//隐藏当前窗体
   144.  
        this.InfoState = InformStyle.Vanish;//设置窗体的操作状态为隐藏
   145.  
        }
   146.  
        }
   147.  
        break;
   148.  
        }
   149.  
        }
   150.  
         
   151.  
         
   152.  
        private void Frm_Popup_MouseMove(object sender, MouseEventArgs e)
   153.  
        {
   154.  
        this.isMouseMove = true;//当鼠标移入时，设为true
   155.  
        }
   156.  
         
   157.  
         
   158.  
        private void Frm_Popup_MouseLeave(object sender, EventArgs e)
   159.  
        {
   160.  
        this.isMouseMove = false;//当鼠标移出时，设为false
   161.  
        }
   162.  
         
   163.  
         
   164.  
        private void pictureBox1_Click(object sender, EventArgs e)
   165.  
        {
   166.  
        if (this.InfoState != InformStyle.Vanish)//如果窗体的状态不是隐藏
   167.  
        {
   168.  
        this.timer1.Stop();//停止计时器
   169.  
        this.InfoState = InformStyle.Vanish;//设置窗体的操作状态为隐藏
   170.  
        base.Hide();//隐藏当前窗体
   171.  
        }
   172.  
        }
   173.  
         
   174.  
         
   175.  
        private void pictureBox1_MouseEnter(object sender, EventArgs e)
   176.  
        {
   177.  
        pictureBox1.Image = null;
   178.  
        pictureBox1.Image = Image.FromFile("Close1.bmp");
   179.  
        }
   180.  
         
   181.  
         
   182.  
        private void pictureBox1_MouseLeave(object sender, EventArgs e)
   183.  
        {
   184.  
        pictureBox1.Image = null;
   185.  
        pictureBox1.Image = Image.FromFile("Close2.bmp");
   186.  
        }
   187.  
        }
   188.  
        }