form1.frm

本文件包含200个visual baisc实例

VERSION 5.00
Begin VB.Form form1 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "自动更换墙纸"
   ClientHeight    =   1485
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   3705
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1485
   ScaleWidth      =   3705
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command2 
      Caption         =   "退出"
      Height          =   345
      Left            =   750
      TabIndex        =   1
      Top             =   810
      Width           =   2145
   End
   Begin VB.CommandButton Command1 
      Caption         =   "自动更换墙纸"
      Height          =   345
      Left            =   720
      TabIndex        =   0
      Top             =   360
      Width           =   2145
   End
   Begin VB.Timer Timer1 
      Interval        =   900
      Left            =   720
      Top             =   780
   End
End
Attribute VB_Name = "form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Declare Function SystemParametersInfo Lib "user32" Alias "SystemParametersInfoA" _
    (ByVal uAction As Long, ByVal uParam As Long, lpvParam As Any, _
    ByVal fuWinIni As Long) As Long
Dim mystr As String
Dim i As Integer
Private Sub Command1_Click()
  Dim t As Long
  Randomize
  i = Int((6 * Rnd) + 1)
  mystr = App.Path & "\mywallpaper\mywallpaper" & i & ".bmp"  '载入墙纸图片
  t = SystemParametersInfo(ByVal 20, vbnostring, ByVal mystr, &H1)  '设置墙纸

End Sub

Private Sub Command2_Click()
  Unload Me
End Sub