frmxbxxwh.frm

毕业设计的学生成绩管理

VERSION 5.00
Begin VB.Form FrmXbxxwh 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "系别信息维护"
   ClientHeight    =   2475
   ClientLeft      =   3705
   ClientTop       =   2370
   ClientWidth     =   4995
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   2475
   ScaleWidth      =   4995
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command1 
      Caption         =   "添加(&A)"
      Height          =   375
      Left            =   480
      TabIndex        =   5
      Top             =   1800
      Width           =   855
   End
   Begin VB.CommandButton Command2 
      Caption         =   "更新(&U)"
      Enabled         =   0   'False
      Height          =   375
      Left            =   1485
      TabIndex        =   4
      Top             =   1800
      Width           =   855
   End
   Begin VB.CommandButton Command3 
      Caption         =   "删除(&D)"
      Enabled         =   0   'False
      Height          =   375
      Left            =   2475
      TabIndex        =   3
      Top             =   1800
      Width           =   855
   End
   Begin VB.CommandButton Command4 
      Caption         =   "返回(&X)"
      Height          =   375
      Left            =   3480
      TabIndex        =   2
      Top             =   1800
      Width           =   855
   End
   Begin VB.TextBox Text1 
      Height          =   270
      Left            =   1320
      Locked          =   -1  'True
      TabIndex        =   1
      TabStop         =   0   'False
      Top             =   555
      Width           =   1095
   End
   Begin VB.ComboBox Combo1 
      Height          =   300
      Left            =   1320
      TabIndex        =   0
      Top             =   885
      Width           =   3255
   End
   Begin VB.Frame Frame1 
      Caption         =   "系别信息"
      Height          =   1215
      Left            =   120
      TabIndex        =   6
      Top             =   240
      Width           =   4695
      Begin VB.Label Label1 
         Caption         =   "系别名称："
         Height          =   255
         Left            =   240
         TabIndex        =   8
         Top             =   720
         Width           =   1095
      End
      Begin VB.Label Label3 
         Caption         =   "系别编号："
         Height          =   255
         Left            =   240
         TabIndex        =   7
         Top             =   360
         Width           =   1095
      End
   End
End
Attribute VB_Name = "FrmXbxxwh"
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 xbbh From XBMCB Where xbmc='" & Combo1.Text & "'")
    If Not objRs.EOF Then
        Text1.Text = objRs("xbbh")
    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 XBMCB(xbbh,xbmc) Values ('" & Text1.Text & "','" & Combo1.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
    objCon.BeginTrans
    strExec = "Update XBMCB Set xbmc='" & Combo1.Text & "' Where xbbh='" & 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 XBMCB")
    If objRs("count") <> 0 Then
        Set objRs = objCon.Execute("Select max(xbbh) As bh From XBMCB")
        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 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
        strExec = "Delete * From XBMCB Where xbbh='" & Text1.Text & "'"
        objCon.Execute (strExec)
        Combo1.RemoveItem (Combo1.ListIndex)
        Set objRs = objCon.Execute("Select count(*) As count From XBMCB")
        If objRs("count") <> 0 Then
            Set objRs = objCon.Execute("Select max(xbbh) As bh From XBMCB")
            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 XBMCB")
    If objRs.EOF Then
        Text1.Text = "1"
    Else
        Do While Not objRs.EOF
            Combo1.AddItem Trim((objRs("xbmc")))
            objRs.MoveNext
        Loop
        Set objRs = objCon.Execute("Select str(max(val(xbbh))) As bh From XBMCB")
        Text1.Text = Trim(Str(Val(objRs("bh")) + 1))
    End If
    objRs.Close
End Sub
Private Sub Form_Unload(Cancel As Integer)
    FrmMain.Enabled = True
End Sub

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