frmtermedit.frm

成绩管理系统,使用VB6.0编写,相当不错,可以用于课程设计

VERSION 5.00
Begin VB.Form FrmTermEdit 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "编辑学期信息"
   ClientHeight    =   1815
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   4470
   Icon            =   "FrmTermEdit.frx":0000
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   1815
   ScaleWidth      =   4470
   StartUpPosition =   2  '屏幕中心
   Begin VB.Frame Frame1 
      BackColor       =   &H80000004&
      Height          =   855
      Left            =   120
      TabIndex        =   2
      Top             =   120
      Width           =   4215
      Begin VB.TextBox txtTerm 
         Height          =   270
         Left            =   1080
         MaxLength       =   20
         TabIndex        =   3
         Top             =   315
         Width           =   2895
      End
      Begin VB.Label Label2 
         AutoSize        =   -1  'True
         BackColor       =   &H00FFC0C0&
         BackStyle       =   0  'Transparent
         Caption         =   "学期名称"
         Height          =   180
         Left            =   120
         TabIndex        =   4
         Top             =   360
         Width           =   720
      End
   End
   Begin VB.CommandButton Cmd_Ok 
      Caption         =   "确 定"
      Height          =   400
      Left            =   765
      MouseIcon       =   "FrmTermEdit.frx":0CCA
      MousePointer    =   99  'Custom
      Style           =   1  'Graphical
      TabIndex        =   1
      Top             =   1200
      Width           =   1300
   End
   Begin VB.CommandButton Cmd_Cancel 
      Cancel          =   -1  'True
      Caption         =   "取 消"
      Height          =   400
      Left            =   2370
      MouseIcon       =   "FrmTermEdit.frx":0FD4
      MousePointer    =   99  'Custom
      Style           =   1  'Graphical
      TabIndex        =   0
      Top             =   1200
      Width           =   1300
   End
End
Attribute VB_Name = "FrmTermEdit"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Public Modify As Boolean
Public OriName As String
Public OriId As Long

Private Sub Cmd_Cancel_Click()
  Unload Me
End Sub

Private Sub Cmd_OK_Click()
  '检查用户录入数据的有效性
  If Trim(txtTerm) = "" Then
    MsgBox "请输入学期名称"
    Exit Sub
  End If
  '将新输入的数据保存到类变量中
  With MyTerm
  .TermName = MakeStr(txtTerm)
  '根据变量Modify决定是插入新数据，还是修改已有的数据
  If Modify = False Then '插入
    '调用In_DB()函数判断用户输入的名称是否已经存在
    If .In_DB(.TermName) = True Then
      MsgBox Trim(txtTerm) + " 已经存在"
      Exit Sub
    End If
    .Insert
  Else '修改
    If OriName <> Trim(txtTerm) Then
      If .In_DB(Trim(txtTerm)) = True Then
        MsgBox Trim(txtTerm) + " 已经存在"
        Exit Sub
      End If
    End If
    .Update (OriId)
  End If
  End With
  MsgBox "编辑完成"
  '关闭窗口
  Unload Me
End Sub