作者：未知 来源：月光软件站 加入时间：2005-2-28　月光软件站

Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Const EM_GETLINECOUNT = &HBA
'Private Const EM_SCROLL = &HB5
'Private Const SB_LINEDOWN = 1
Dim Sline As Integer
Dim Lcount As Integer

'End Sub

Private Sub Command1_Click()
  Dim i As Integer
  Form1.Text1.SelStart = 0
  Form1.Text1.SetFocus
  Sline = SendMessage(Form1.Text1.hwnd, EM_GETLINECOUNT, 0&, 0&)
  Lcount = CInt(Text1.Text)
  If Lcount <= Sline Then
 
    For i = 1 To Lcount - 1
    SendKeys "{DOWN}"
    Next i
    Form3.Hide
  Else
    MsgBox "line over range"
   
  End If
  'Unload Form3
 ' Form3.Text1.SetFocus
End Sub

Private Sub Command2_Click()
Unload Me
End Sub

Private Sub Form_Activate()
Form_Load
End Sub

Private Sub Form_Load()

Text1.SelStart = 0
If Text1.Text = "" Then
    Text1.Text = 0
Else
    Text1.Text = Lcount
End If

Text1.SelLength = Len(Lcount)
Form3.Show
Form3.Text1.SetFocus
End Sub

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