C#中让窗体自动靠边隐藏

1:  private void Yincangtimer_Tick(object sender, EventArgs e)//窗体隐藏事件

   2:          {

   3:              int a = Control.MousePosition.Y;//光标的在屏幕中的 Y 坐标

   4:              int b = Control.MousePosition.X;//光标的在屏幕中的 X 坐标

   5:              int height = Screen.PrimaryScreen.WorkingArea.Height;//屏幕的高

   6:              int width = Screen.PrimaryScreen.WorkingArea.Width;//屏幕的宽

   7:              int x = this.Left;//窗体的在屏幕中的X坐标

   8:              int y = this.Top;//窗体的在屏幕中的Y坐标

   9:              //判断光标是否在窗体内

  10:              if (b >= x && b <= (this.Width + x) && a >= y && a <= (this.Top + this.Height))

  11:              {

  12:                  return;

  13:              }

  14:              else

  15:              {//隐藏窗体

  16:                  if ((x + this.Width) >= width)

  17:                  {

  18:                      this.Top = this.Top;

  19:                      this.Left = width - 5;

  20:                  }

  21:                  else if (x <= 0)

  22:                  {

  23:                      this.Top = this.Top;

  24:                      this.Left = 5 - this.Width;

  25:                  }

  26:                  else if (y <= 0)

  27:                  {

  28:                      this.Left = this.Left;

  29:                      this.Top = 5 - this.Height;

  30:   

  31:                  }

  32:                  else

  33:                  {

  34:   

  35:                      return;

  36:                  }

  37:              }

  38:          }

  39:   

  40:  //光标离开窗体

  41:          private void MainForm_MouseLeave(object sender, EventArgs e)

  42:          {

  43:              Yincangtimer.Start();

  44:          }

  45:          //光标进入窗体

  46:          private void MainForm_MouseEnter(object sender, EventArgs e)

  47:          {

  48:              int height = Screen.PrimaryScreen.WorkingArea.Height;//屏幕的高

  49:              int width = Screen.PrimaryScreen.WorkingArea.Width;//屏幕的宽

  50:         

  51:              if (this.Left < 0)

  52:              {

  53:                  this.Left = 0;

  54:                  this.Top = this.Top;

  55:                  Yincangtimer.Stop();

  56:              }

  57:              else if (this.Left > width - this.Width)

  58:              {

  59:                  this.Left = width - this.Width;

  60:                  this.Top = this.Top;

  61:                  Yincangtimer.Stop();

  62:              }

  63:              else if (this.Top <= 0)

  64:              {

  65:                  this.Left = this.Left;

  66:                  this.Top = 0;

  67:                  Yincangtimer.Stop();

  68:              }

  69:   

  70:              else

  71:              { return; }

  72:          }