form1.frm

这里有很多很实用的VB编程案例,方便大家学习VB.

VERSION 5.00
Object = "{00028C01-0000-0000-0000-000000000046}#1.0#0"; "DBGRID32.OCX"
Begin VB.Form Form1 
   Caption         =   "筛选数据"
   ClientHeight    =   5070
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   6120
   LinkTopic       =   "Form1"
   ScaleHeight     =   5070
   ScaleWidth      =   6120
   StartUpPosition =   3  '窗口缺省
   Begin VB.ComboBox Combo2 
      Height          =   300
      ItemData        =   "Form1.frx":0000
      Left            =   360
      List            =   "Form1.frx":000D
      TabIndex        =   7
      Text            =   "姓名"
      Top             =   2520
      Width           =   1215
   End
   Begin VB.OptionButton Option1 
      Caption         =   "like"
      Height          =   255
      Index           =   1
      Left            =   2760
      TabIndex        =   6
      Top             =   2520
      Width           =   975
   End
   Begin VB.OptionButton Option1 
      Caption         =   "="
      Height          =   255
      Index           =   0
      Left            =   1800
      TabIndex        =   5
      Top             =   2520
      Value           =   -1  'True
      Width           =   735
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确定"
      Height          =   375
      Left            =   360
      TabIndex        =   4
      Top             =   3600
      Width           =   1215
   End
   Begin VB.TextBox Text1 
      Height          =   270
      Left            =   3840
      TabIndex        =   3
      Text            =   "照猫画虎"
      Top             =   2520
      Width           =   1575
   End
   Begin VB.ComboBox Combo1 
      Height          =   300
      ItemData        =   "Form1.frx":0023
      Left            =   1440
      List            =   "Form1.frx":0030
      TabIndex        =   1
      Text            =   "姓名"
      Top             =   3000
      Width           =   1215
   End
   Begin MSDBGrid.DBGrid DBGrid1 
      Bindings        =   "Form1.frx":0046
      Height          =   2055
      Left            =   240
      OleObjectBlob   =   "Form1.frx":005A
      TabIndex        =   0
      Top             =   120
      Width           =   5655
   End
   Begin VB.Data Data1 
      Caption         =   "Data1"
      Connect         =   "Access"
      DatabaseName    =   ""
      DefaultCursorType=   0  '缺省游标
      DefaultType     =   2  '使用 ODBC
      Exclusive       =   0   'False
      Height          =   375
      Left            =   1920
      Options         =   0
      ReadOnly        =   0   'False
      RecordsetType   =   1  'Dynaset
      RecordSource    =   ""
      Top             =   3600
      Visible         =   0   'False
      Width           =   2535
   End
   Begin VB.Label Label1 
      Caption         =   "排序字段"
      Height          =   255
      Left            =   360
      TabIndex        =   2
      Top             =   3000
      Width           =   855
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
 Dim sql As String
 
Private Sub Command1_Click()
    strsql = sql + " where " + Combo2.Text
    If Option1(0).Value = 1 Then
        strsql = strsql + " = '"
        strsql = strsql + Text1.Text + "'"
    Else
        strsql = strsql + " like '*"
        strsql = strsql + Text1.Text + "*'"
    End If
    
    strsql = strsql + " order by " + Combo1.Text
    Data1.RecordSource = strsql
    Data1.Refresh
    
End Sub

Private Sub Form_Load()
    DBGrid1.HeadLines = 1.3
    Data1.DatabaseName = App.Path + "\zmhh.mdb"
    sql = "select 姓名,地址,电话 From 名片"
    Data1.RecordSource = sql
    Data1.Refresh
End Sub