滚动文本框.frm

个人VB学习源码精选,自己学习时的一些编程小程序,希望对大家有帮助

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   4905
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   5925
   LinkTopic       =   "Form1"
   ScaleHeight     =   4905
   ScaleWidth      =   5925
   StartUpPosition =   3  '窗口缺省
   Begin VB.PictureBox Picture1 
      Height          =   4755
      Left            =   60
      ScaleHeight     =   4695
      ScaleWidth      =   5775
      TabIndex        =   0
      Top             =   120
      Width           =   5835
      Begin VB.Timer Timer1 
         Left            =   420
         Top             =   4260
      End
      Begin VB.TextBox Text1 
         Height          =   2775
         Left            =   60
         TabIndex        =   2
         Text            =   "Text1"
         Top             =   660
         Width           =   5475
      End
      Begin VB.VScrollBar VScroll1 
         Height          =   4635
         Left            =   5580
         TabIndex        =   1
         Top             =   0
         Width           =   195
      End
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Form_Activate()
    Timer1.Enabled = True
End Sub

Private Sub Form_Load()
    Timer1.Interval = 35
    VScroll1.Max = Picture1.Height
    VScroll1.Min = 0 - Text1.Height
    VScroll1.Value = VScroll1.Max
    VScroll1.Height = Picture1.ScaleHeight
End Sub

Private Sub Timer1_Timer()
    If VScroll1.Value > -(Text1.Height - 20) Then
        VScroll1.Value = VScroll1.Value - 35
    Else
        VScroll1.Value = VScroll1.Max
        DoEvents
    End If
    Text1.Top = VScroll1.Value
    Text1.Visible = True
    DoEvents
End Sub