frmsubjectedit.frm

本论文以“计算机考试系统”的开发为背景

VERSION 5.00
Begin VB.Form frmSubjectEdit 
   BorderStyle     =   3  'Fixed Dialog
   Caption         =   "题目编辑"
   ClientHeight    =   4485
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   7005
   BeginProperty Font 
      Name            =   "宋体"
      Size            =   10.5
      Charset         =   134
      Weight          =   400
      Underline       =   0   'False
      Italic          =   0   'False
      Strikethrough   =   0   'False
   EndProperty
   LinkTopic       =   "Form1"
   LockControls    =   -1  'True
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   4485
   ScaleWidth      =   7005
   ShowInTaskbar   =   0   'False
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command2 
      Caption         =   "返回(&R)"
      Height          =   465
      Left            =   5610
      TabIndex        =   7
      Top             =   3930
      Width           =   1305
   End
   Begin VB.CommandButton Command1 
      Caption         =   "保存(&S)"
      Height          =   465
      Left            =   3840
      TabIndex        =   6
      Top             =   3930
      Width           =   1305
   End
   Begin VB.Frame Frame1 
      Height          =   3765
      Left            =   60
      TabIndex        =   8
      Top             =   30
      Width           =   6855
      Begin VB.TextBox Text5 
         Height          =   345
         Left            =   1110
         TabIndex        =   4
         Top             =   2760
         Width           =   2295
      End
      Begin VB.TextBox Text4 
         Height          =   345
         Left            =   1110
         TabIndex        =   3
         Top             =   2250
         Width           =   2295
      End
      Begin VB.OptionButton Option2 
         Caption         =   "多选题"
         Height          =   285
         Left            =   2430
         TabIndex        =   1
         Top             =   780
         Width           =   1395
      End
      Begin VB.OptionButton Option1 
         Caption         =   "单选题"
         Height          =   285
         Left            =   1140
         TabIndex        =   0
         Top             =   780
         Width           =   1065
      End
      Begin VB.TextBox Text3 
         BackColor       =   &H80000018&
         Height          =   345
         Left            =   1110
         Locked          =   -1  'True
         TabIndex        =   14
         Top             =   270
         Width           =   2295
      End
      Begin VB.TextBox Text2 
         Height          =   375
         Left            =   1110
         TabIndex        =   5
         Top             =   3240
         Width           =   5625
      End
      Begin VB.TextBox Text1 
         Height          =   825
         Left            =   1110
         TabIndex        =   2
         Top             =   1230
         Width           =   5625
      End
      Begin VB.Label Label7 
         Caption         =   "(如果是多选题，请按ABCD的顺序填入答案，例如AB,而不是BA)"
         ForeColor       =   &H000000FF&
         Height          =   495
         Left            =   3570
         TabIndex        =   16
         Top             =   2730
         Width           =   2985
      End
      Begin VB.Label Label6 
         Caption         =   "题目答案:"
         Height          =   210
         Left            =   120
         TabIndex        =   15
         Top             =   2850
         Width           =   945
      End
      Begin VB.Label Label5 
         Caption         =   "题目备注:"
         Height          =   210
         Left            =   120
         TabIndex        =   13
         Top             =   3330
         Width           =   945
      End
      Begin VB.Label Label4 
         Caption         =   "题目分值:"
         Height          =   210
         Left            =   120
         TabIndex        =   12
         Top             =   2340
         Width           =   945
      End
      Begin VB.Label Label3 
         Caption         =   "题目类型:"
         Height          =   210
         Left            =   120
         TabIndex        =   11
         Top             =   810
         Width           =   945
      End
      Begin VB.Label Label2 
         Caption         =   "题目内容:"
         Height          =   345
         Left            =   120
         TabIndex        =   10
         Top             =   1260
         Width           =   1005
      End
      Begin VB.Label Label1 
         Caption         =   "题目编号:"
         Height          =   210
         Left            =   120
         TabIndex        =   9
         Top             =   360
         Width           =   945
      End
   End
End
Attribute VB_Name = "frmSubjectEdit"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
''============================模块说明=================================
''名称:
''功能:
''作者:
''日期:
''备注:


''版本  修改日期                   修改人               原因


''====================================================================

Option Explicit


Private mlngID As Long
Private mblnEdit As Boolean
Private mlngSubjectID As Long

Public Function EditSubject(Optional ByVal lngID As Long = 0, Optional lngSubjectSetID As Long)
Dim rst As Recordset
    mlngSubjectID = lngSubjectSetID
    mlngID = lngID
    mblnEdit = IIf(lngID > 0, True, False)
    If mblnEdit Then
        Set rst = New Recordset
        rst.Open "select * from 题库主表 where ID=" & lngID, pCN, adOpenStatic, adLockBatchOptimistic
        Text3 = rst![题目编号]
        If rst![题目类型] Then
            Option2.Value = True
        Else
            Option1.Value = True
        End If
        Text1 = rst![题目内容]
        Text4 = rst![题目分值]
        Text5 = rst![题目答案]
        Text2 = rst![题目备注] & ""
        Text3.BackColor = &H80000018
        Text3.Locked = True
    Else
        Text3.BackColor = vbWhite
        Text3.Locked = False
    End If
    Set rst = Nothing
    Me.Show 1
End Function




Private Sub Command1_Click()
Dim rst As Recordset
Dim strTemp As String
Dim i       As Integer
On Error GoTo Proc_Exit
    If Len(Text3) = 0 Then
        MsgBox "题目编号不为空!", vbInformation
        GoTo Proc_Exit
    End If
    
    If Len(Text1) = 0 Then
        MsgBox "题目内容不为空!", vbInformation
        GoTo Proc_Exit
    End If
    
    If Len(Text5) = 0 Then
        MsgBox "题目答案不为空!", vbInformation
        GoTo Proc_Exit
    End If
    
    For i = 1 To Len(Text5)
        strTemp = Mid(Text5, i, 1)
        If Not (Asc(strTemp) >= 65 And Asc(strTemp) <= 90) And Not (Asc(strTemp) >= 97 And Asc(strTemp) <= 122) Then
            MsgBox "题目答案必须为字母!", vbInformation
            GoTo Proc_Exit
        End If
    Next i


    Set rst = New Recordset
    If mblnEdit Then
        rst.Open "select * from 题库主表 where ID=" & mlngID, pCN, adOpenStatic, adLockBatchOptimistic
    Else
        rst.Open "select * from 题库主表", pCN, adOpenStatic, adLockBatchOptimistic
        rst.AddNew
    End If
    rst![题目编号] = Text3
    If Option1.Value Then
        rst![题目类型] = False
    Else
        rst![题目类型] = True
    End If
    rst![题目内容] = Text1
    rst![题目分值] = Val(Text4)
    
    rst![题目答案] = UCase(Text5)
    rst![题目备注] = Text2
    rst![题目套号] = mlngSubjectID
    rst.UpdateBatch
    Text1 = ""
    Text2 = ""
    Text3 = ""
    Text4 = ""
    Text5 = ""
    mblnEdit = False
    Text3.BackColor = vbWhite
    Text3.Locked = False
Proc_Exit:
    Set rst = Nothing
    If Err.Number <> 0 Then
        If Err.Number = -2147467259 Then
            MsgBox "题目编号不能重复!", vbInformation
        Else
            MsgBox "发生意外错误,错误号:" & Err.Number & " 错误描述:" & Err.Description, vbInformation
        End If
        Err.Clear
    End If
End Sub

Private Sub Command2_Click()
    Unload Me
End Sub