frmqueryclient.frm

数据库课程设计

VERSION 5.00
Object = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}#1.0#0"; "Msflxgrd.ocx"
Begin VB.Form frmQueryClient 
   Caption         =   "客户查询"
   ClientHeight    =   4095
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   6270
   LinkTopic       =   "Form1"
   ScaleHeight     =   4095
   ScaleWidth      =   6270
   StartUpPosition =   3  'Windows Default
   Begin MSFlexGridLib.MSFlexGrid fgClients 
      Height          =   1695
      Left            =   120
      TabIndex        =   6
      Top             =   2280
      Width           =   6015
      _ExtentX        =   10610
      _ExtentY        =   2990
      _Version        =   393216
   End
   Begin VB.Frame Frame1 
      Caption         =   "查询方式"
      Height          =   1815
      Left            =   120
      TabIndex        =   0
      Top             =   120
      Width           =   6015
      Begin VB.CommandButton cmdCancel 
         Caption         =   "返回(&C)"
         Height          =   375
         Left            =   4320
         TabIndex        =   8
         Top             =   1080
         Width           =   1215
      End
      Begin VB.CommandButton cmdQuery 
         Caption         =   "查询(&Q)"
         Height          =   375
         Left            =   4320
         TabIndex        =   7
         Top             =   480
         Width           =   1215
      End
      Begin VB.OptionButton optQueryType 
         Caption         =   "查询全部"
         Height          =   255
         Index           =   2
         Left            =   240
         TabIndex        =   5
         Top             =   1320
         Width           =   1335
      End
      Begin VB.TextBox txtProducts 
         Height          =   285
         Left            =   1680
         TabIndex        =   4
         Top             =   840
         Width           =   2055
      End
      Begin VB.OptionButton optQueryType 
         Caption         =   "按产品范围"
         Height          =   495
         Index           =   1
         Left            =   240
         TabIndex        =   3
         Top             =   720
         Width           =   1215
      End
      Begin VB.TextBox txtClientName 
         Height          =   285
         Left            =   1680
         TabIndex        =   2
         Top             =   360
         Width           =   2055
      End
      Begin VB.OptionButton optQueryType 
         Caption         =   "按客户名称"
         Height          =   495
         Index           =   0
         Left            =   240
         TabIndex        =   1
         Top             =   240
         Width           =   1215
      End
   End
   Begin VB.Label Label1 
      Caption         =   "查询结果："
      Height          =   255
      Left            =   240
      TabIndex        =   9
      Top             =   2040
      Width           =   975
   End
End
Attribute VB_Name = "frmQueryClient"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Public sqlStr As String
Public msgText As String

Private Sub cmdCancel_Click()
Unload Me

End Sub

Private Sub cmdQuery_Click()
queryClients
End Sub

Sub queryClients()
    Dim rs As ADODB.Recordset
    Dim i As Integer
    Dim j As Integer
    
    If optQueryType(0).Value = True Then
         If txtClientName.Text = "" Then
            MsgBox "请输入客户名!!"
         End If
         sqlStr = "select * from client where clientName LIKE '%" & txtClientName.Text & "%'"
    End If
    
    If optQueryType(1).Value = True Then
         If txtProducts.Text = "" Then
            MsgBox "请输入查询条件!!"
         End If
         sqlStr = "select * from client where products LIKE '%" & txtProducts.Text & "%'"
    End If
    
    If optQueryType(2).Value = True Then
         sqlStr = "select * from client"
    End If
    
    Set rs = ExecuteSQL(sqlStr, msgText)
    
    If rs.RecordCount = 0 Then
    
        MsgBox "没有查找满足条件的数据！", vbExclamation, "提示"
        fgClients.Rows = 1
       
    Else
        
        fgClients.Rows = rs.RecordCount + 1
        
        fgClients.Cols = 9
        
        '设定行高
        For i = 0 To fgClients.Rows - 1
           fgClients.RowHeight(i) = 280
        Next i
        
        '设定列的属性
        fgClients.Row = 0
        
        For i = 0 To fgClients.Cols - 1
           fgClients.Col = i  '指定当前列为第i列
           fgClients.FixedAlignment(i) = 4  '每列内容居中显示
           Select Case i
               Case 0
                  fgClients.ColWidth(i) = 600  '设定列宽
                  fgClients.Text = "编号"
               Case 1
                  fgClients.ColWidth(i) = 2200  '设定列宽
                  fgClients.Text = "客户名称"
               Case 2
                  fgClients.ColWidth(i) = 1000  '设定列宽
                  fgClients.Text = "产品范围"
               Case 3
                  fgClients.ColWidth(i) = 700  '设定列宽
                  fgClients.Text = "联系人"
               Case 4
                  fgClients.ColWidth(i) = 1000  '设定列宽
                  fgClients.Text = "联系电话"
               Case 5
                  fgClients.ColWidth(i) = 1000  '设定列宽
                  fgClients.Text = "email"
               Case 6
                  fgClients.ColWidth(i) = 1500  '设定列宽
                  fgClients.Text = "联系地址"
               Case 7
                  fgClients.ColWidth(i) = 1000  '设定列宽
                  fgClients.Text = "备注"
            End Select
               
        Next i
           
           
        'rs.MoveFirst
        
        i = 1
        
        While (Not rs.EOF)
        
           fgClients.Row = i
           For j = 0 To fgClients.Cols - 1
           
            fgClients.Col = j '设置当前为列为第j列
            fgClients.CellAlignment = 4  '每列内容居中显示
        
            
            Select Case j
               Case 0
                  fgClients.Text = rs.Fields("clientID")
               Case 1
                  fgClients.Text = rs.Fields("clientName")
               Case 2
                  fgClients.Text = rs.Fields("products")
               Case 3
                  fgClients.Text = rs.Fields("contact")
               Case 4
                  fgClients.Text = rs.Fields("telno")
               Case 5
                  fgClients.Text = rs.Fields("email")
               Case 6
                  fgClients.Text = rs.Fields("address")
               Case 7
                  fgClients.Text = rs.Fields("memo")
            End Select
          Next j
        
            rs.MoveNext
            i = i + 1
        Wend
    
    End If
    
    rs.Close

End Sub

Private Sub txtClientName_GotFocus()
optQueryType(0).Value = True

End Sub

Private Sub txtProducts_Click()
optQueryType(1).Value = True

End Sub