frmselqury.frm

学生成绩管理系统 源代码（VB+ACCESS）

VERSION 5.00
Begin VB.Form FrmSelQury 
   BackColor       =   &H00FFC0C0&
   Caption         =   "Form1"
   ClientHeight    =   4095
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   6135
   LinkTopic       =   "Form1"
   ScaleHeight     =   4095
   ScaleWidth      =   6135
   StartUpPosition =   3  '窗口缺省
   Begin VB.Frame Frame1 
      BackColor       =   &H00FFC0C0&
      Caption         =   "查询条件"
      BeginProperty Font 
         Name            =   "华文行楷"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00FF00FF&
      Height          =   2055
      Left            =   720
      TabIndex        =   2
      Top             =   600
      Width           =   4455
      Begin VB.CheckBox NameCheck 
         BackColor       =   &H00FFC0C0&
         Caption         =   "姓名"
         BeginProperty Font 
            Name            =   "华文行楷"
            Size            =   12
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         ForeColor       =   &H0000C000&
         Height          =   375
         Left            =   240
         TabIndex        =   7
         Top             =   1200
         Width           =   855
      End
      Begin VB.CheckBox NoCheck 
         BackColor       =   &H00FFC0C0&
         Caption         =   "学号"
         BeginProperty Font 
            Name            =   "华文行楷"
            Size            =   12
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         ForeColor       =   &H0000C000&
         Height          =   375
         Left            =   240
         TabIndex        =   6
         Top             =   360
         Width           =   855
      End
      Begin VB.TextBox NoEdit 
         BackColor       =   &H00FFC0C0&
         BeginProperty Font 
            Name            =   "华文行楷"
            Size            =   12
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         ForeColor       =   &H0000C000&
         Height          =   375
         Left            =   1680
         TabIndex        =   4
         Top             =   360
         Width           =   2175
      End
      Begin VB.TextBox NameEdit 
         BackColor       =   &H00FFC0C0&
         BeginProperty Font 
            Name            =   "华文行楷"
            Size            =   12
            Charset         =   134
            Weight          =   400
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         ForeColor       =   &H0000C000&
         Height          =   375
         Left            =   1680
         TabIndex        =   3
         Top             =   1080
         Width           =   2175
      End
   End
   Begin VB.CommandButton cmdfind 
      BackColor       =   &H00FFC0C0&
      Caption         =   "查询"
      BeginProperty Font 
         Name            =   "华文行楷"
         Size            =   12
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   1440
      Style           =   1  'Graphical
      TabIndex        =   1
      Top             =   3000
      Width           =   1095
   End
   Begin VB.CommandButton Command2 
      BackColor       =   &H00FFC0C0&
      Caption         =   "退出"
      BeginProperty Font 
         Name            =   "华文行楷"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   3480
      Style           =   1  'Graphical
      TabIndex        =   0
      Top             =   3000
      Width           =   1215
   End
   Begin VB.Label Topic 
      BackColor       =   &H00FFC0C0&
      Caption         =   "请选择输入查询的条件"
      BeginProperty Font 
         Name            =   "华文行楷"
         Size            =   14.25
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00FF00FF&
      Height          =   375
      Left            =   1920
      TabIndex        =   5
      Top             =   120
      Width           =   3015
   End
End
Attribute VB_Name = "FrmSelQury"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False

Private Sub cmdfind_Click()
 Dim sql As String
  Dim rs As ADODB.Recordset
  Set rs = New ADODB.Recordset
  sql = "select * from StuGrade  where (1=1) "
If Trim(NoEdit.Text) = "" And Trim(NameEdit.Text) = "" Then
  MsgBox "请选择你要查询的条件并输入你要查询的内容！", vbOKOnly + vbExclamation, "警告"
  Exit Sub
Else
    If (NoCheck.Value = vbChecked) Then
      sql = "select * from StuGrade"
      sql = sql & " where Sno='" & Trim(NoEdit.Text) & " '"
      Set rs = TransactSQL(sql)
     End If
    If (NameCheck.Value = vbChecked) Then
       sql = "select * from StuGrade"
       sql = sql & " where Sname like '%" & Trim(NameEdit.Text) & "%'"
       Set rs = TransactSQL(sql)
       End If
End If
If rs.EOF Then
MsgBox "Sorry,无法找到你要想查询的学生的成绩信息！"
Else
FrmSelGradeshow.Adodc1.CommandType = adCmdText
FrmSelGradeshow.Adodc1.RecordSource = sql
FrmSelGradeshow.Adodc1.Refresh
FrmSelGradeshow.Text1.Text = rs("Sno")
FrmSelGradeshow.Text2.Text = rs("Sname")
If (NoCheck.Value = vbChecked) Then
sql = "select SUM(Grade) as Sum_SelGrade,AVG(Grade) as Avg_SelGrade,SUM(Ccredit) as Sum_SelCredit,SUM(Ccredit*Grade) as Sum_SelCG from StuGrade "
sql = sql & " where Sno='" & Trim(NoEdit.Text) & " '"
Set rs = TransactSQL(sql)
End If
If (NameCheck.Value = vbChecked) Then
sql = "select SUM(Grade) as Sum_SelGrade,AVG(Grade) as Avg_SelGrade,SUM(Ccredit) as Sum_SelCredit,SUM(Ccredit*Grade) as Sum_SelCG from StuGrade "
sql = sql & " where Sname='" & Trim(NameEdit.Text) & " '"
Set rs = TransactSQL(sql)
End If
FrmSelGradeshow.Text3.Text = rs("Sum_SelGrade")
FrmSelGradeshow.Text4.Text = rs("Sum_SelCredit")
FrmSelGradeshow.Text5.Text = Format$(rs("Avg_SelGrade"), "##,##")
FrmSelGradeshow.Text6.Text = Format$(rs("Sum_SelCG") / rs("Sum_SelCredit"), "##,##")
FrmSelGradeshow.Show
End If
rs.Close
Set rs = Nothing
End Sub

Private Sub Command2_Click()
Unload Me

End Sub

Private Sub NameCheck_Click()
NameEdit.Enabled = NameCheck.Value
End Sub

Private Sub NoCheck_Click()
NoEdit.Enabled = NoCheck.Value
End Sub