form0407.frm

VB实验教程源码

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "列表框应用"
   ClientHeight    =   3735
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4860
   LinkTopic       =   "Form1"
   ScaleHeight     =   3735
   ScaleWidth      =   4860
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox Text2 
      Height          =   495
      Left            =   1920
      TabIndex        =   11
      Top             =   720
      Width           =   1215
   End
   Begin VB.CommandButton Command4 
      Caption         =   "退出"
      Height          =   495
      Left            =   3480
      TabIndex        =   9
      Top             =   3000
      Width           =   975
   End
   Begin VB.TextBox Text3 
      Height          =   495
      Left            =   1920
      TabIndex        =   8
      Top             =   3000
      Width           =   1215
   End
   Begin VB.CommandButton Command3 
      Caption         =   "全部清除"
      Height          =   495
      Left            =   3480
      TabIndex        =   6
      Top             =   2280
      Width           =   975
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   1920
      TabIndex        =   4
      Top             =   120
      Width           =   1215
   End
   Begin VB.ListBox List1 
      Height          =   960
      ItemData        =   "Form0407.frx":0000
      Left            =   1920
      List            =   "Form0407.frx":0002
      TabIndex        =   2
      Top             =   1440
      Width           =   1215
   End
   Begin VB.CommandButton Command2 
      Caption         =   "删除"
      Height          =   495
      Left            =   3480
      TabIndex        =   1
      Top             =   1560
      Width           =   975
   End
   Begin VB.CommandButton Command1 
      Caption         =   "添加"
      Height          =   495
      Left            =   3480
      TabIndex        =   0
      Top             =   720
      Width           =   975
   End
   Begin VB.Label Label4 
      Caption         =   "添加列表项"
      Height          =   495
      Left            =   600
      TabIndex        =   10
      Top             =   720
      Width           =   1215
   End
   Begin VB.Label Label3 
      Caption         =   "列表项总数："
      Height          =   375
      Left            =   480
      TabIndex        =   7
      Top             =   3120
      Width           =   1335
   End
   Begin VB.Label Label2 
      Caption         =   "列表框内容："
      Height          =   375
      Left            =   600
      TabIndex        =   5
      Top             =   1440
      Width           =   1215
   End
   Begin VB.Label Label1 
      Caption         =   "所选列表项："
      Height          =   255
      Left            =   600
      TabIndex        =   3
      Top             =   240
      Width           =   1095
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private Sub Command1_Click()
'添加列表项
    List1.AddItem Text2.Text
    Text3 = List1.ListCount
End Sub

Private Sub Command2_Click()
'删除列表项
    List1.RemoveItem List1.ListIndex
    Text3 = List1.ListCount
End Sub

Private Sub Command3_Click()
'全部清除列表项
    List1.Clear
    Text3 = List1.ListCount
End Sub

Private Sub Command4_Click()
'单击退出按钮
    End
End Sub

Private Sub Form_Load()
'装载窗体
    With List1
        .AddItem "北京市"
        .AddItem "上海市"
        .AddItem "天津市"
        .AddItem "江苏省"
        .AddItem "河北省"
        .AddItem "山东省"
        .AddItem "安徽省"
    End With
    Text3 = List1.ListCount
End Sub

Private Sub List1_Click()
'单击列表框
    Text1 = List1.List(List1.ListIndex)
End Sub