📄 frmselgrade.frm
字号:
VERSION 5.00
Begin VB.Form FrmSelGrade_Manage
BackColor = &H00FFC0C0&
Caption = "选修课程成绩管理"
ClientHeight = 4590
ClientLeft = 60
ClientTop = 450
ClientWidth = 6615
LinkTopic = "Form1"
ScaleHeight = 4590
ScaleWidth = 6615
StartUpPosition = 3 '窗口缺省
Begin VB.CommandButton cmdQuery
BackColor = &H00FFC0C0&
Caption = "查询"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 720
Style = 1 'Graphical
TabIndex = 11
Top = 3240
Width = 975
End
Begin VB.CommandButton cmdDel
BackColor = &H00FFC0C0&
Caption = "删除"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 3960
Style = 1 'Graphical
TabIndex = 10
Top = 3240
Width = 975
End
Begin VB.CommandButton cmdMod
BackColor = &H00FFC0C0&
Caption = "修改"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 2880
Style = 1 'Graphical
TabIndex = 9
Top = 3240
Width = 975
End
Begin VB.CommandButton cmdAdd
BackColor = &H00FFC0C0&
Caption = "添加"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 1800
MaskColor = &H0000C000&
Style = 1 'Graphical
TabIndex = 8
Top = 3240
Width = 975
End
Begin VB.CommandButton cmdExit
BackColor = &H00FFC0C0&
Caption = "退出"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 5160
Style = 1 'Graphical
TabIndex = 7
Top = 3240
Width = 975
End
Begin VB.Frame Frame1
BackColor = &H00FFC0C0&
Caption = "Select Grade Manage"
BeginProperty Font
Name = "华文彩云"
Size = 14.25
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00FF00FF&
Height = 2415
Left = 600
TabIndex = 0
Top = 480
Width = 4935
Begin VB.TextBox Text3
BackColor = &H00FFC0C0&
DataField = "Grade"
DataSource = "Adodc1"
Height = 375
Left = 2280
TabIndex = 3
Top = 1800
Width = 1935
End
Begin VB.TextBox Text2
BackColor = &H00FFC0C0&
DataField = "Cno"
DataSource = "Adodc1"
Height = 375
Left = 2280
TabIndex = 2
Top = 1080
Width = 1935
End
Begin VB.TextBox Text1
BackColor = &H00FFC0C0&
DataField = "Sno"
DataSource = "Adodc1"
Height = 375
Left = 2280
TabIndex = 1
Top = 480
Width = 1935
End
Begin VB.Label Label6
BackColor = &H00FFC0C0&
Caption = "成绩"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H0000C000&
Height = 255
Left = 1080
TabIndex = 6
Top = 1800
Width = 495
End
Begin VB.Label Label4
BackColor = &H00FFC0C0&
Caption = "课程编号"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H0000C000&
Height = 375
Left = 720
TabIndex = 5
Top = 1080
Width = 975
End
Begin VB.Label Label2
BackColor = &H00FFC0C0&
Caption = "学号"
BeginProperty Font
Name = "华文行楷"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H0000C000&
Height = 255
Left = 1080
TabIndex = 4
Top = 480
Width = 495
End
End
Begin VB.Label Label1
BackColor = &H00FFC0C0&
Caption = "选修课成绩管理"
BeginProperty Font
Name = "华文行楷"
Size = 14.25
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H00FF00FF&
Height = 375
Left = 2520
TabIndex = 12
Top = 120
Width = 2175
End
End
Attribute VB_Name = "FrmSelGrade_Manage"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim sql As String
Dim rs As ADODB.Recordset
Private Sub cmdAdd_Click()
Set rs = New ADODB.Recordset
If Text1.Text = "" Then
MsgBox "请你输入要想添加的所有信息信息！", vbOKOnly + vbExclamation, "警告！"
Text1.SetFocus
Exit Sub
End If
sql = "select * from Sc where Sno='" & Trim(Text1.Text)
sql = sql & "' and Cno='" & Trim(Text2.Text) & "'"
Set rs = TransactSQL(sql)
If rs.EOF = False Then
MsgBox "该学生的该门课程成绩已经存在！", vbOKOnly + vbExclamation, "警告！"
Call init
Text1.SetFocus
rs.Close
Exit Sub
End If
sql = "select * from StuGrade "
Set rs = TransactSQL(sql)
If rs("Sno") <> " & Trim(Text1.Text) " Or rs("Cno") <> " & Trim(text2.text) & " Then
MsgBox "请确定是否存在该学生或该学生是否选修了这门课程之后再添加！", vbOKOnly + vbExclamation, "警告！"
Call init
Text1.SetFocus
rs.Close
Exit Sub
End If
sql = "select * from Sc"
Set rs = TransactSQL(sql)
rs.AddNew
rs.Fields(0) = Trim(Text1.Text)
rs.Fields(1) = Trim(Text2.Text)
rs.Fields(2) = Trim(Text3.Text)
rs.Update
rs.Close
MsgBox "该记录已经成功添加！", vbOKOnly + vbExclamation, "添加结束！"
Call init
End Sub
Private Sub init()
Text1.Text = ""
Text2.Text = ""
Text3.Text = ""
End Sub
Private Sub cmdDel_Click()
Set rs = New ADODB.Recordset
If Text1.Text = "" Or Text2.Text = "" Then
MsgBox "请你输入要删除课程成绩学生的学号及课程编号", vbOKOnly + vbExclamation, "警告！"
Text1.SetFocus
Exit Sub
End If
sql = "select * from StuGrade where Sno='" & Trim(Text1.Text) & "' and Cno='" & Trim(Text2.Text) & "'"
Set rs = TransactSQL(sql)
If rs.EOF Then
MsgBox "请确定是否存在该学生或该学生是否选修了这门课程之后再删除！", vbOKOnly + vbExclamation, "警告！"
Call init
Text1.SetFocus
rs.Close
Exit Sub
End If
If MsgBox("确定要删除学号为" & Text1.Text & "的课程编号为" & Trim(Text2.Text) & "的成绩吗？", vbOKCancel + vbExclamation, "提示！") = vbOK Then
sql = "delete from Sc where Sno='" & Trim(Text1.Text) & " ' and Cno='" & Trim(Text2.Text) & "'"
TransactSQL (sql)
MsgBox "该学生的这门课程成绩已经删除！", vbOKOnly + vbExclamation, "警告！"
End If
Call init
End Sub
Private Sub cmdExit_Click()
Unload Me
End Sub
Private Sub cmdMod_Click()
Set rs = New ADODB.Recordset
If Text1.Text = "" Then
MsgBox "请你输入要想修改的选修课的编号以及相关的所有信息！", vbOKOnly + vbExclamation, "警告！"
Text1.SetFocus
Exit Sub
End If
sql = "select * from StuGrade where Sno='" & Trim(Text1.Text) & "' and Cno='" & Trim(Text2.Text) & "'"
Set rs = TransactSQL(sql)
If rs.EOF Then
MsgBox "请确定是否存在该学生或该学生是否上了这门课程之后再修改！", vbOKOnly + vbExclamation, "警告！"
Call init
Text1.SetFocus
rs.Close
Exit Sub
End If
If MsgBox("确定要修改编号为" & Text1.Text & "的基本信息吗？", vbOKCancel) = vbOK Then
sql = "update Select_Course set Cname='" & Trim(Text2.Text)
sql = sql & " ',Cteacher= '" & Trim(Text3.Text) & " ',Ccredit='" & Trim(Text5.Text)
sql = sql & " ' where Cno='" & Trim(Text1.Text) & " '"
TransactSQL (sql)
MsgBox "该选修课程基本信息已经修改！", vbOKOnly + vbExclamation, "修改结束！"
End If
Call init
End Sub
Private Sub cmdQuery_Click()
FrmSelQury.Show
End Sub
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