frmqueryorder.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 frmQueryOrder 
   Caption         =   "查询订单"
   ClientHeight    =   3600
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   7320
   LinkTopic       =   "Form1"
   ScaleHeight     =   3600
   ScaleWidth      =   7320
   StartUpPosition =   3  'Windows Default
   Begin MSFlexGridLib.MSFlexGrid fgOrders 
      Height          =   1815
      Left            =   120
      TabIndex        =   10
      Top             =   1680
      Width           =   7095
      _ExtentX        =   12515
      _ExtentY        =   3201
      _Version        =   393216
   End
   Begin VB.Frame Frame1 
      Caption         =   "查询条件"
      Height          =   1455
      Left            =   120
      TabIndex        =   0
      Top             =   120
      Width           =   7095
      Begin VB.CommandButton cmdCancel 
         Caption         =   "返回(&C)"
         Height          =   375
         Left            =   5640
         TabIndex        =   9
         Top             =   840
         Width           =   1095
      End
      Begin VB.CommandButton cmdQuery 
         Caption         =   "查询(&Q)"
         Height          =   375
         Left            =   5640
         TabIndex        =   8
         Top             =   360
         Width           =   1095
      End
      Begin VB.ComboBox cboDeliver 
         Height          =   315
         Left            =   4440
         TabIndex        =   7
         Top             =   360
         Width           =   855
      End
      Begin VB.TextBox txtOrder 
         Height          =   285
         Index           =   1
         Left            =   1560
         TabIndex        =   6
         Top             =   840
         Width           =   1215
      End
      Begin VB.TextBox txtOrder 
         Height          =   285
         Index           =   0
         Left            =   1560
         TabIndex        =   5
         Top             =   360
         Width           =   1215
      End
      Begin VB.OptionButton optQueryOrder 
         Caption         =   "全部订单"
         Height          =   495
         Index           =   3
         Left            =   3000
         TabIndex        =   4
         Top             =   720
         Width           =   1335
      End
      Begin VB.OptionButton optQueryOrder 
         Caption         =   "按是否已交付"
         Height          =   495
         Index           =   2
         Left            =   3000
         TabIndex        =   3
         Top             =   240
         Width           =   1575
      End
      Begin VB.OptionButton optQueryOrder 
         Caption         =   "按客户名称"
         Height          =   255
         Index           =   1
         Left            =   240
         TabIndex        =   2
         Top             =   840
         Width           =   1215
      End
      Begin VB.OptionButton optQueryOrder 
         Caption         =   "按订单编号"
         Height          =   495
         Index           =   0
         Left            =   240
         TabIndex        =   1
         Top             =   240
         Width           =   1335
      End
   End
End
Attribute VB_Name = "frmQueryOrder"
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

Sub queryOrders()
    Dim rs As ADODB.Recordset
    Dim i As Integer
    Dim j As Integer
    
    If optQueryOrder(0).Value = True Then
         If txtOrder(0).Text = "" Then
            MsgBox "请输入要查找的订单编号!!"
            Exit Sub
         End If
         sqlStr = "select * from orders where orderNo='" & txtOrder(0).Text & "'"
    End If
    
    If optQueryOrder(1).Value = True Then
         If txtOrder(1).Text = "" Then
            MsgBox "请输入要查询的客户名称!!"
            Exit Sub
         End If
         sqlStr = "select * from orders where clientName LIKE '%" & txtOrder(1).Text & "%'"
    End If
    
    If optQueryOrder(2).Value = True Then
         sqlStr = "select * from orders where hasDelivered='" & cboDeliver.Text & "'"
    End If
    
    If optQueryOrder(3).Value = True Then
         sqlStr = "select * from orders"
    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"
        fgOrders.Rows = 1
       
    Else
        
        fgOrders.Rows = rs.RecordCount + 1
        
        fgOrders.Cols = 6
        
        '设定行高
        For i = 0 To fgOrders.Rows - 1
           fgOrders.RowHeight(i) = 280
        Next i
        
        '设定列的属性
        fgOrders.Row = 0
        
        For i = 0 To fgOrders.Cols - 1
           fgOrders.Col = i  '指定当前列为第i列
           fgOrders.FixedAlignment(i) = 4  '每列内容居中显示
           Select Case i
               Case 0
                  fgOrders.ColWidth(i) = 1000  '设定列宽
                  fgOrders.Text = "订单编号"
               Case 1
                  fgOrders.ColWidth(i) = 2200  '设定列宽
                  fgOrders.Text = "客户名称"
               Case 2
                  fgOrders.ColWidth(i) = 1000  '设定列宽
                  fgOrders.Text = "下单日期"
               Case 3
                  fgOrders.ColWidth(i) = 1000  '设定列宽
                  fgOrders.Text = "应交付日期"
               Case 4
                  fgOrders.ColWidth(i) = 1000  '设定列宽
                  fgOrders.Text = "交付日期"
               Case 5
                  fgOrders.ColWidth(i) = 800  '设定列宽
                  fgOrders.Text = "是否已交付"
            End Select
               
        Next i
           
           
        'rs.MoveFirst
        
        i = 1
        
        While (Not rs.EOF)
        
           fgOrders.Row = i
           For j = 0 To fgOrders.Cols - 1
           
            fgOrders.Col = j '设置当前为列为第j列
            fgOrders.CellAlignment = 4  '每列内容居中显示
        
            
            Select Case j
               Case 0
                  fgOrders.Text = rs.Fields("orderNo")
               Case 1
                  fgOrders.Text = rs.Fields("clientName")
               Case 2
                  fgOrders.Text = rs.Fields("orderDate")
               Case 3
                  fgOrders.Text = rs.Fields("dueDate")
               Case 4
                  fgOrders.Text = "" & rs.Fields("deliverDate")
               Case 5
                  fgOrders.Text = rs.Fields("hasDelivered")
            End Select
          Next j
        
            rs.MoveNext
            i = i + 1
        Wend
    
    End If
    
    rs.Close

End Sub

Private Sub cmdCancel_Click()
Unload Me
End Sub

Private Sub cmdQuery_Click()
queryOrders
End Sub

Private Sub Form_Load()
cboDeliver.Clear
cboDeliver.AddItem "是"
cboDeliver.AddItem "否"
cboDeliver.ListIndex = 0
End Sub