frmkcxxgl.frm

毕业设计的学生成绩管理

VERSION 5.00
Begin VB.Form FrmKcxxgl 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "课程信息管理"
   ClientHeight    =   2895
   ClientLeft      =   3510
   ClientTop       =   2580
   ClientWidth     =   5205
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   2895
   ScaleWidth      =   5205
   StartUpPosition =   2  '屏幕中心
   Begin VB.ComboBox Combo1 
      Height          =   300
      Left            =   1440
      TabIndex        =   1
      Top             =   765
      Width           =   3255
   End
   Begin VB.TextBox Text1 
      Height          =   270
      Left            =   1440
      Locked          =   -1  'True
      TabIndex        =   0
      TabStop         =   0   'False
      Top             =   435
      Width           =   1095
   End
   Begin VB.CommandButton Command4 
      Caption         =   "返回(&X)"
      Height          =   375
      Left            =   3600
      TabIndex        =   7
      Top             =   2160
      Width           =   855
   End
   Begin VB.CommandButton Command3 
      Caption         =   "删除(&D)"
      Enabled         =   0   'False
      Height          =   375
      Left            =   2595
      TabIndex        =   6
      Top             =   2160
      Width           =   855
   End
   Begin VB.CommandButton Command2 
      Caption         =   "更新(&U)"
      Enabled         =   0   'False
      Height          =   375
      Left            =   1605
      TabIndex        =   5
      Top             =   2160
      Width           =   855
   End
   Begin VB.CommandButton Command1 
      Caption         =   "添加(&A)"
      Height          =   375
      Left            =   600
      TabIndex        =   4
      Top             =   2160
      Width           =   855
   End
   Begin VB.Frame Frame1 
      Caption         =   "课程信息"
      Height          =   1815
      Left            =   240
      TabIndex        =   8
      Top             =   120
      Width           =   4695
      Begin VB.ComboBox Combo3 
         Height          =   300
         Left            =   1200
         Style           =   2  'Dropdown List
         TabIndex        =   3
         Top             =   1380
         Width           =   3255
      End
      Begin VB.ComboBox Combo2 
         Height          =   300
         Left            =   1200
         Style           =   2  'Dropdown List
         TabIndex        =   2
         Top             =   1020
         Width           =   3255
      End
      Begin VB.Label Label4 
         Caption         =   "专    业："
         Height          =   255
         Left            =   240
         TabIndex        =   12
         Top             =   1440
         Width           =   1095
      End
      Begin VB.Label Label2 
         Caption         =   "系    别："
         Height          =   255
         Left            =   240
         TabIndex        =   11
         Top             =   1080
         Width           =   975
      End
      Begin VB.Label Label1 
         Caption         =   "课程名称："
         Height          =   255
         Left            =   240
         TabIndex        =   10
         Top             =   720
         Width           =   1095
      End
      Begin VB.Label Label3 
         Caption         =   "课程编号："
         Height          =   255
         Left            =   240
         TabIndex        =   9
         Top             =   360
         Width           =   1095
      End
   End
End
Attribute VB_Name = "FrmKcxxgl"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Combo1_Click()
    Set objRs = objCon.Execute("Select kcbh From KCMCB Where kcmc='" & Combo1.Text & "'")
    If Not objRs.EOF Then
        Text1.Text = objRs("kcbh")
    End If
    objRs.Close
    Command2.Enabled = True
    Command3.Enabled = True
    Command1.Enabled = False
End Sub

Private Sub Command1_Click()
    Dim strExec As String
    objCon.BeginTrans
    strExec = "Insert Into KCMCB(kcbh,kcmc,xbbh,zybh) Values ('" & Text1.Text & "','" & Combo1.Text & "','" & fGetXbbh(Combo2.Text) & "','" & fGetZybh(Combo3.Text) & "')"
    objCon.Execute (strExec)
    objCon.CommitTrans
    
    Text1.Text = Trim(Str(Val(Text1.Text) + 1))
    Combo1.AddItem (Combo1.Text)
    Combo1.Text = ""
    Combo1.SetFocus
End Sub

Private Sub Command2_Click()
    Dim strExec As String, strTmp As String
    If Combo1.Text = "" Or Combo2.Text = "" Or Combo3.Text = "" Then
        MsgBox "信息不全，请重新填写！", vbCritical, "错误信息"
    Else
        objCon.BeginTrans
        strExec = "Update KCMCB Set kcmc='" & Combo1.Text & "',xbbh='" & fGetXbbh(Combo2.Text) & "',zybh='" & fGetZybh(Combo3.Text) & "' Where kcbh='" & Text1.Text & "'"
        objCon.Execute (strExec)
        objCon.CommitTrans
        strTmp = Combo1.Text
        Combo1.RemoveItem (Combo1.NewIndex)
        Combo1.AddItem (strTmp)
        MsgBox "数据更新成功。", , "系统信息"
        Set objRs = objCon.Execute("Select count(*) As count From KCMCB")
        If objRs("count") <> 0 Then
            Set objRs = objCon.Execute("Select max(kcbh) As bh From KCMCB")
            Text1.Text = Trim(Str(Val(objRs("bh")) + 1))
        Else
            Text1.Text = "0"
        End If
        objRs.Close
        Combo1.Text = ""
        Command1.Enabled = True
        Command2.Enabled = False
        Command3.Enabled = False
    End If
End Sub

Private Sub Command3_Click()
    Dim strExec As String
    If MsgBox("您确实要删除当前记录吗？", vbYesNo, "系统信息") = vbYes Then
        objCon.BeginTrans
        strExec = "Delete * From KCMCB Where kcbh='" & Text1.Text & "'"
        objCon.Execute (strExec)
        objCon.CommitTrans
        Combo1.RemoveItem (Combo1.ListIndex)
        Set objRs = objCon.Execute("Select count(*) As count From KCMCB")
        If objRs("count") <> 0 Then
            Set objRs = objCon.Execute("Select max(kcbh) As bh From KCMCB")
            Text1.Text = Trim(Str(Val(objRs("bh")) + 1))
        Else
            Text1.Text = "0"
        End If
        Command1.Enabled = True
        Command2.Enabled = False
        Command3.Enabled = False
        objRs.Close
        Combo1.Text = ""
    End If
End Sub

Private Sub Form_Load()
    Set objRs = objCon.Execute("Select * From KCMCB")
    If objRs.EOF Then
        Text1.Text = "0"
    Else
        Do While Not objRs.EOF
            Combo1.AddItem Trim((objRs("kcmc")))
            objRs.MoveNext
        Loop
        Set objRs = objCon.Execute("Select str(max(val(kcbh))) As bh From KCMCB")
        Text1.Text = Trim(Str(Val(objRs("bh")) + 1))
    End If
    Set objRs = objCon.Execute("Select Distinct xbmc From XBMCB")
    Do While Not objRs.EOF
        Combo2.AddItem Trim((objRs("xbmc")))
        objRs.MoveNext
    Loop
    Set objRs = objCon.Execute("Select Distinct zymc From ZYMCB")
    Do While Not objRs.EOF
        Combo3.AddItem Trim((objRs("zymc")))
        objRs.MoveNext
    Loop
    objRs.Close
End Sub
Private Sub Form_Unload(Cancel As Integer)
    FrmMain.Enabled = True
End Sub

Private Sub Command4_Click()
    Unload FrmKcxxgl
    FrmMain.Enabled = True
End Sub