form8.frm

VB 学生管理系统,实习时候用的。现在传上来给大家看看。菜鸟作品

VERSION 5.00
Object = "{F0D2F211-CCB0-11D0-A316-00AA00688B10}#1.0#0"; "MSDATLST.OCX"
Begin VB.Form Form8 
   Caption         =   "统计已修课程学分"
   ClientHeight    =   1845
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4860
   LinkTopic       =   "Form8"
   Picture         =   "Form8.frx":0000
   ScaleHeight     =   1845
   ScaleWidth      =   4860
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command2 
      BackColor       =   &H8000000E&
      Height          =   495
      Left            =   2640
      Picture         =   "Form8.frx":2BEE2
      Style           =   1  'Graphical
      TabIndex        =   3
      Top             =   1080
      Width           =   975
   End
   Begin VB.CommandButton Command1 
      BackColor       =   &H8000000E&
      Height          =   495
      Left            =   720
      Picture         =   "Form8.frx":2ED6F
      Style           =   1  'Graphical
      TabIndex        =   2
      Top             =   1080
      Width           =   975
   End
   Begin MSDataListLib.DataCombo DataCombo1 
      Height          =   330
      Left            =   1680
      TabIndex        =   1
      Top             =   360
      Width           =   2055
      _ExtentX        =   3625
      _ExtentY        =   582
      _Version        =   393216
      Text            =   ""
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "请选择学生："
      Height          =   180
      Left            =   360
      TabIndex        =   0
      Top             =   480
      Width           =   1080
   End
End
Attribute VB_Name = "Form8"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim total As Integer, strsql As String
strsql = "select sum(学分) from 学生选课,课程表 where 学生选课.课程号=课程表.课程号 and 学生选课.学号 like'%" & Left(DataCombo1.Text, 6) & "%'"
If myrs.State = adStateOpen Then
myrs.Close
End If
Set myrs = mycon.Execute(strsql)
myrs.MoveFirst
If IsNull(myrs.Fields(0)) Then
total = 0
Else
total = myrs.Fields(0)
End If
MsgBox DataCombo1.Text & "的总学分为:" & Str(total), , "统计结果"
End Sub

Private Sub Command2_Click()
Unload Me
End Sub