frmmain.frm

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VERSION 5.00
Begin VB.Form Form1 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "邮编区号查询系统"
   ClientHeight    =   6210
   ClientLeft      =   3345
   ClientTop       =   1170
   ClientWidth     =   6540
   Icon            =   "frmMain.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   6210
   ScaleWidth      =   6540
   StartUpPosition =   2  '屏幕中心
   Begin VB.Frame Frame3 
      Caption         =   "直接输入地名查询"
      Height          =   1215
      Left            =   135
      TabIndex        =   4
      Top             =   4875
      Width           =   6255
      Begin VB.TextBox txtTel 
         Height          =   285
         Left            =   1065
         Locked          =   -1  'True
         TabIndex        =   13
         Top             =   810
         Width           =   1095
      End
      Begin VB.TextBox txtPostalCode 
         Height          =   315
         Left            =   3360
         Locked          =   -1  'True
         TabIndex        =   11
         Top             =   780
         Width           =   1215
      End
      Begin VB.TextBox txtProvince 
         Height          =   300
         Left            =   4920
         Locked          =   -1  'True
         TabIndex        =   9
         Top             =   315
         Width           =   1215
      End
      Begin VB.CommandButton cmdQuery 
         Caption         =   "查询"
         Height          =   330
         Left            =   2160
         TabIndex        =   7
         Top             =   285
         Width           =   615
      End
      Begin VB.TextBox txtName 
         Height          =   300
         Left            =   1080
         TabIndex        =   5
         Top             =   315
         Width           =   975
      End
      Begin VB.Label Label4 
         Caption         =   "长途区号"
         Height          =   255
         Left            =   240
         TabIndex        =   12
         Top             =   840
         Width           =   855
      End
      Begin VB.Label Label3 
         Caption         =   "邮政编码"
         Height          =   255
         Left            =   2520
         TabIndex        =   10
         Top             =   840
         Width           =   855
      End
      Begin VB.Label Label2 
         Caption         =   "所属省、市、自治区"
         Height          =   255
         Left            =   3000
         TabIndex        =   8
         Top             =   360
         Width           =   1815
      End
      Begin VB.Label Label1 
         Caption         =   "地    名"
         Height          =   255
         Left            =   240
         TabIndex        =   6
         Top             =   360
         Width           =   735
      End
   End
   Begin VB.Frame Frame2 
      Caption         =   "邮编与区号"
      Height          =   4575
      Left            =   2280
      TabIndex        =   2
      Top             =   120
      Width           =   4095
      Begin VB.ListBox lstDetail 
         Height          =   3840
         Left            =   120
         TabIndex        =   3
         Top             =   480
         Width           =   3735
      End
      Begin VB.Label Label7 
         Caption         =   "邮政编码"
         Height          =   255
         Left            =   2520
         TabIndex        =   16
         Top             =   240
         Width           =   855
      End
      Begin VB.Label Label6 
         Caption         =   "长途区号"
         Height          =   255
         Left            =   1320
         TabIndex        =   15
         Top             =   240
         Width           =   855
      End
      Begin VB.Label Label5 
         Caption         =   "地名"
         Height          =   255
         Left            =   240
         TabIndex        =   14
         Top             =   240
         Width           =   375
      End
   End
   Begin VB.Frame Frame1 
      Caption         =   "省、市、自治区"
      Height          =   4575
      Left            =   120
      TabIndex        =   0
      Top             =   120
      Width           =   2055
      Begin VB.ListBox lstProvince 
         Height          =   4200
         Left            =   120
         TabIndex        =   1
         Top             =   240
         Width           =   1695
      End
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Option Base 1
Private data() As String
Private intNum As Integer

Private Sub cmdQuery_Click()
    Dim str1 As String
    Dim i As Integer, j As Integer
    str1 = Trim(txtName.Text)
    For i = 1 To intNum
        If InStr(data(1, i), str1) <> 0 Then
            For j = 0 To lstProvince.ListCount - 1
                If lstProvince.ItemData(j) > i Then
                    txtName.Text = data(1, i)
                    txtProvince.Text = lstProvince.List(j - 1)
                    txtPostalCode = data(3, i)
                    txtTel = data(2, i)
                    Exit Sub
                End If
            Next
            txtName.Text = data(1, i)
            txtProvince.Text = lstProvince.List(lstProvince.ListCount - 1)
            txtPostalCode = data(3, i)
            txtTel = data(2, i)
            Exit Sub
        End If
    Next
    MsgBox "对不起，没有此地名。", vbInformation

    
End Sub

Private Sub Form_Load()
    Dim i As Integer, j As Integer
    Dim str1 As String, str2 As String, str3 As String
    Dim int1 As Integer, int2 As Integer, int3 As Integer
    If Dir(App.Path & "\province.txt") <> "" Then           '读入省名
        Open App.Path & "\province.txt" For Input As 1
        Do While Not EOF(1)
            Input #1, int1, str1
            lstProvince.AddItem str1
        Loop
        Close
    Else
        MsgBox "出错，province.txt文件不在当前目录下！", vbExclamation
        Unload Me
    End If
    If Dir(App.Path & "\postalcode.txt") <> "" Then
        Open App.Path & "\postalcode.txt" For Input As 1
        i = 0
        Do While Not EOF(1)
            intNum = intNum + 1
            ReDim Preserve data(3, intNum)
            Input #1, str1
            If Val(str1) <> 0 Then
                i = i + 1
                lstProvince.ItemData(i - 1) = intNum
                Input #1, str1, str2, str3
            Else
                Input #1, str2, str3
            End If
            data(1, intNum) = str1
            data(2, intNum) = str2
            data(3, intNum) = str3
        Loop
        Close
    Else
        MsgBox "出错，postalcode.txt文件不在当前目录下！", vbExclamation
        Unload Me
    End If
    
End Sub

Private Sub lstProvince_Click()
    Dim i As Integer, j As Integer
    Dim str1 As String
    lstDetail.Clear
    If lstProvince.ListIndex < lstProvince.ListCount - 1 Then
        For i = lstProvince.ItemData(lstProvince.ListIndex) To lstProvince.ItemData(lstProvince.ListIndex + 1) - 1
            str1 = ""
            str1 = data(1, i) & str1 & Space((7 - Len(data(1, i))) * 2) & data(2, i) & Space(12 - Len(data(2, i))) & data(3, i)
            lstDetail.AddItem str1
        Next
    Else
        For i = lstProvince.ItemData(lstProvince.ListIndex) To intNum
            str1 = ""
            str1 = data(1, i) & str1 & Space((7 - Len(data(1, i))) * 2) & data(2, i) & Space(12 - Len(data(2, i))) & data(3, i)
            lstDetail.AddItem str1
        Next
    End If
End Sub