📄 grade.frm
字号:
BeginProperty Font
Name = "楷体_GB2312"
Size = 42
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 855
Left = 7440
TabIndex = 22
Top = 6120
Width = 2055
End
Begin VB.Label Labelcancel
Caption = "取消"
BeginProperty Font
Name = "楷体_GB2312"
Size = 42
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 855
Left = -67440
TabIndex = 15
Top = 6120
Width = 2175
End
Begin VB.Label Labeladd
Caption = "添加"
BeginProperty Font
Name = "楷体_GB2312"
Size = 42
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 855
Left = -74400
TabIndex = 14
Top = 6120
Width = 2175
End
Begin VB.Label Label6
Caption = "成绩:"
BeginProperty Font
Name = "楷体_GB2312"
Size = 15.75
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 495
Left = -67680
TabIndex = 12
Top = 5520
Width = 1095
End
Begin VB.Label Label5
Caption = "课程名称:"
BeginProperty Font
Name = "楷体_GB2312"
Size = 15.75
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 495
Left = -71400
TabIndex = 11
Top = 5520
Width = 1695
End
Begin VB.Label Label4
Caption = "课程编号:"
BeginProperty Font
Name = "楷体_GB2312"
Size = 15.75
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 495
Left = -74640
TabIndex = 10
Top = 5520
Width = 1695
End
Begin VB.Label Label3
Caption = "班级:"
BeginProperty Font
Name = "楷体_GB2312"
Size = 15.75
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 495
Left = -67680
TabIndex = 9
Top = 4320
Width = 1335
End
Begin VB.Label Label2
Caption = "学号:"
BeginProperty Font
Name = "楷体_GB2312"
Size = 15.75
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 495
Left = -71040
TabIndex = 8
Top = 4320
Width = 1095
End
Begin VB.Label Label1
Caption = "姓名:"
BeginProperty Font
Name = "楷体_GB2312"
Size = 15.75
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00C000C0&
Height = 495
Left = -74520
TabIndex = 7
Top = 4320
Width = 1695
End
End
End
Attribute VB_Name = "grades"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim rs As ADODB.Recordset
Private Sub Image1_Click()
Unload Me
MDIFrm.Show
End Sub
Private Sub Labeladd_Click()
Dim r As String
If Trim(txtname) = "" Then
MsgBox "姓名不能为空，请输入姓名！", "提示信息"
Exit Sub
End If
If Trim(txtnumber) = "" Or Not IsNumeric(txtnumber) Then
MsgBox "学号为空，或有非法字符，请从新输入！"
txtnumber = "": txtnumber.SetFocus
Exit Sub
End If
If Trim(txtclass) = "" Then
MsgBox "班级不能为空，请输入班级！", "提示信息"
Exit Sub
End If
If Trim(txtkebian) = "" Or Not IsNumeric(txtkebian) Then
MsgBox "课程编号为空,或有非法字符,请从新输入!", "提示信息"
txtkebian = "": txtkebian.SetFocus
Exit Sub
End If
If Trim(txtkeming) = "" Then
MsgBox "课程名称不能为空，请输入课程名称！", "提示信息"
Exit Sub
End If
If Trim(txtgrade) = "" Or Not IsNumeric(txtgrade) Then
MsgBox "成绩为空或有非法字符，请重新输入！"
ElseIf txtgrade <= 0 Or txtgrade >= 100 Then
MsgBox "成绩输入在1--100之内"
txtnumber = "": txtnumber.SetFocus
Exit Sub
End If
Adodc1.CommandType = adCmdText
Adodc1.RecordSource = "select 成绩表.姓名,成绩表.学号,成绩表.班级,成绩表.课程编号,成绩表.课程名称,成绩表.成绩 from 成绩表,学籍表,课程表 where 成绩表.课程名称=课程表.课程名称 and 成绩表.学号=学籍表.学号 and 成绩表.姓名=学籍表.姓名 order by 成绩表.学号"
Adodc1.Refresh: DataGrid1.Refresh
Set rs = Adodc1.Recordset
With rs
Do While Not .EOF
If Trim(.Fields("学号")) = Trim(txtnumber) Or Trim(.Fields("课程名称")) = Trim(txtkeming) Then
r = MsgBox("您输入的学号或课程名称已经存在,请从新输入!", vbOKCancel + vbExclamation, "提示信息")
If r = vbOK Then
txtnumber = "": txtkeming = "": txtnumber.SetFocus: Exit Sub
End If
Else
.MoveNext
End If
Loop
.AddNew
.Fields("姓名") = Trim(txtname.Text)
.Fields("班级") = Trim(txtclass.Text)
.Fields("学号") = Trim(txtnumber.Text)
.Fields("课程编号") = Trim(txtkebian.Text)
.Fields("课程名称") = Trim(txtkeming.Text)
.Fields("成绩") = Trim(txtgrade.Text)
.Update
DataGrid1.Refresh
r = MsgBox("添加成绩信息成功,是否继续其他操作？", vbOKCancel + vbExclamation, "提示信息")
If r = vbOK Then
txtname = "": txtnumber = "": txtclass = "": txtgrade = "": txtkebian = "": txtkeming = "": txtname.SetFocus
Exit Sub
End If
End With
End Sub
Private Sub labelcancel_Click()
Unload Me
MDIFrm.Show
End Sub
Private Sub Labelcancel1_Click()
Unload Me
MDIFrm.Show
End Sub
Private Sub Labelmod_Click()
Dim rs As ADODB.Recordset
Dim r As String
If Trim(txtkeming1) = "" Then
MsgBox "要修改的课程名称不能为空！"
txtkeming1.SetFocus
Exit Sub
End If
If Trim(txtname1) = "" Then
MsgBox "姓名不能为空，请输入姓名！", "提示信息"
Exit Sub
End If
If Trim(txtgrade1) = "" Or Not IsNumeric(txtgrade1) Then
MsgBox "成绩为空或有非法字符，请重新输入！"
txtgrade1 = "": txtgrade1.SetFocus
Exit Sub
End If
If Trim(txtkebian1) = "" Or Not IsNumeric(txtkebian1) Then
MsgBox "课程编号为空,或有非法字符,请从新输入!", "提示信息"
txtkebian1 = "": txtkebian1.SetFocus
Exit Sub
End If
If Trim(txtclass1) = "" Then
MsgBox "班级不能为空，请输入班级！", "提示信息"
Exit Sub
End If
Adodc2.CommandType = adCmdText
Adodc2.RecordSource = "select 成绩表.* from 课程表,成绩表 where 成绩表.课程名称='" & txtkeming1 & "'and 课程表.课程名称=成绩表.课程名称"
Adodc2.Refresh
Set rs = Adodc2.Recordset
With rs
Do While Not .EOF
If Trim(.Fields("课程名称")) = Trim(txtkeming1) Then
.Fields("姓名") = Trim(txtname1.Text)
.Fields("班级") = Trim(txtclass1.Text)
.Fields("课程编号") = Trim(txtkebian1.Text)
.Fields("成绩") = Trim(txtgrade1.Text)
.Update
DataGrid2.Refresh
r = MsgBox("修改成绩信息成功,是否继续其他操作？", vbOKCancel + vbExclamation, "提示信息")
If r = vbOK Then
txtname1 = "":: txtclass1 = "": txtgrade1 = "": txtkebian1 = "": txtname.SetFocus
Exit Sub
End If
Else: .MoveNext
End If
Loop
End With
MsgBox "没有你要查询的课程名称"
txtkeming = "": txtkeming1.SetFocus
End Sub
Private Sub Picture1_Click()
Dim rs As ADODB.Recordset
Dim r As String
Adodc2.CommandType = adCmdText
Adodc2.RecordSource = "select 成绩表.* from 成绩表,课程表 where 成绩表.课程名称=课程表.课程名称 "
Adodc2.Refresh
Set rs = Adodc2.Recordset
With rs
Do While Not .EOF
If Trim(.Fields("课程名称")) = Trim(txtkeming1) Then
DataGrid2.Refresh: Exit Sub
Else: .MoveNext
End If
Loop
End With
MsgBox "没有你要查找的课程名称！"
End Sub
Private Sub Picture2_Click()
Dim rs As ADODB.Recordset
Dim sql As String
If Trim(txtkeming2) = "" Then
MsgBox "输入的信息不能为空"
txtkeming2.SetFocus
End If
Adodc3.CommandType = adCmdText
Adodc3.RecordSource = "select 成绩表.课程名称 from 成绩表,课程表,学籍表 where 成绩表.课程名称=课程表.课程名称"
Adodc3.Refresh
Set rs = Adodc3.Recordset
With rs
Do While Not .EOF
If Trim(.Fields("课程名称")) = Trim(txtkeming2.Text) Then
.Delete
DataGrid3.Refresh: Exit Sub
sql = MsgBox("删除成绩成功,是否进行其他操作?", vbOKCancel, "提示信息")
If sql = vbOK Then
txtkeming2 = "": txtkeming2.SetFocus
Exit Sub
End If
Else
.MoveNext
End If
Loop
MsgBox "没有你要删除的成绩!"
End With
End Sub
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