📄 修改课程信息.frm
字号:
VERSION 5.00
Begin VB.Form Form9
Caption = "修改课程信息"
ClientHeight = 5610
ClientLeft = 60
ClientTop = 450
ClientWidth = 8385
LinkTopic = "Form9"
MDIChild = -1 'True
Picture = "修改课程信息.frx":0000
ScaleHeight = 5610
ScaleWidth = 8385
WindowState = 2 'Maximized
Begin VB.Frame Frame2
BackColor = &H00E0E0E0&
Caption = "修改课程信息"
BeginProperty Font
Name = "宋体"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 975
Left = 360
TabIndex = 5
Top = 3600
Width = 6615
Begin VB.CommandButton cmdexit
BackColor = &H00C0C0C0&
Caption = "退 出"
Height = 375
Left = 5400
Style = 1 'Graphical
TabIndex = 14
Top = 360
Width = 975
End
Begin VB.CommandButton cmddelete
BackColor = &H00C0C0C0&
Caption = "删除记录"
Height = 375
Left = 4080
Style = 1 'Graphical
TabIndex = 13
Top = 360
Width = 975
End
Begin VB.CommandButton cmdcancel
BackColor = &H00C0C0C0&
Caption = "退出修改"
Height = 375
Left = 2760
Style = 1 'Graphical
TabIndex = 12
Top = 360
Width = 975
End
Begin VB.CommandButton cmdupdata
BackColor = &H00C0C0C0&
Caption = "更新状态"
Height = 375
Left = 1560
Style = 1 'Graphical
TabIndex = 11
Top = 360
Width = 975
End
Begin VB.CommandButton cmdedit
BackColor = &H00C0C0C0&
Caption = "修改状态"
Height = 375
Left = 360
Style = 1 'Graphical
TabIndex = 10
Top = 360
Width = 1095
End
End
Begin VB.Frame Frame1
BackColor = &H00E0E0E0&
Caption = "查看课程信息"
BeginProperty Font
Name = "宋体"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 975
Left = 360
TabIndex = 4
Top = 2400
Width = 6375
Begin VB.CommandButton cmdlast
BackColor = &H00C0C0C0&
Caption = "最后一条"
Height = 375
Left = 4920
Style = 1 'Graphical
TabIndex = 9
Top = 360
Width = 1215
End
Begin VB.CommandButton cmdnext
BackColor = &H00C0C0C0&
Caption = "下一条"
Height = 375
Left = 3480
Style = 1 'Graphical
TabIndex = 8
Top = 360
Width = 1095
End
Begin VB.CommandButton cmdprevious
BackColor = &H00C0C0C0&
Caption = "上一条"
Height = 375
Left = 1920
Style = 1 'Graphical
TabIndex = 7
Top = 360
Width = 1095
End
Begin VB.CommandButton cmdfirst
BackColor = &H00C0C0C0&
Caption = "第一条"
Height = 375
Left = 360
Style = 1 'Graphical
TabIndex = 6
Top = 360
Width = 1095
End
End
Begin VB.TextBox txtcomment
BackColor = &H00E0E0E0&
Height = 735
Left = 4920
MultiLine = -1 'True
ScrollBars = 2 'Vertical
TabIndex = 3
Top = 1320
Width = 1935
End
Begin VB.ComboBox cbotype
BackColor = &H00E0E0E0&
Height = 300
Left = 1440
TabIndex = 2
Top = 1440
Width = 1695
End
Begin VB.TextBox txtname
BackColor = &H00E0E0E0&
Height = 375
Left = 4920
TabIndex = 1
Top = 480
Width = 1935
End
Begin VB.TextBox txtid
BackColor = &H00E0E0E0&
Height = 375
Left = 1440
TabIndex = 0
Top = 600
Width = 1815
End
Begin VB.Label Label3
BackStyle = 0 'Transparent
Caption = "课程类型"
BeginProperty Font
Name = "宋体"
Size = 12
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 240
TabIndex = 18
Top = 1440
Width = 1095
End
Begin VB.Label Label1
BackStyle = 0 'Transparent
Caption = "课程编号"
BeginProperty Font
Name = "宋体"
Size = 12
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 240
TabIndex = 17
Top = 720
Width = 1095
End
Begin VB.Label Label4
BackStyle = 0 'Transparent
Caption = "课程描述"
BeginProperty Font
Name = "宋体"
Size = 12
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 495
Left = 3480
TabIndex = 16
Top = 1440
Width = 1455
End
Begin VB.Label Label2
BackStyle = 0 'Transparent
Caption = "课程名称"
BeginProperty Font
Name = "宋体"
Size = 12
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000FF&
Height = 375
Left = 3480
TabIndex = 15
Top = 600
Width = 1455
End
End
Attribute VB_Name = "Form9"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim mcclean As Boolean
Dim sflag As String
Dim mrc As Adodb.Recordset
Private Sub cmdcancel_Click()
If Not mcclean Then
cmdfirst.Enabled = True
cmdprevious.Enabled = True
cmdnext.Enabled = True
cmdlast.Enabled = True
cbotype.Enabled = False
txtid.Enabled = False
txtcomment.Enabled = False
txtname.Enabled = False
mcclean = True
End If
Call viewdata
FrmMain.StatusBarmy.Panels.Item(1).Text = ""
End Sub
Private Sub cmddelete_Click()
sflag = MsgBox("是否删除当前记录?", vbOKCancel, "删除记录")
If sflag = vbOK Then
mrc.MoveNext
If mrc.EOF Then
mrc.MovePrevious
mrc.Delete
Else
mrc.MovePrevious
mrc.Delete
FrmMain.StatusBarmy.Panels.Item(1).Text = "成功删除!"
End If
Else
Exit Sub
End If
End Sub
Private Sub cmdexit_Click()
Me.Hide
End Sub
Private Sub cmdfirst_Click()
mrc.MoveFirst
Call viewdata
End Sub
Private Sub Cmcprevious_Click()
mrc.MovePrevious
If mrc.BOF Then
mrc.MoveLast
End If
Call viewdata
End Sub
Private Sub cmdlast_Click()
mrc.MoveLast
Call viewdata
End Sub
Private Sub cmdnext_Click()
mrc.MoveNext
If mrc.EOF Then
mrc.MoveFirst
End If
Call viewdata
End Sub
Private Sub cmdedit_click()
mcclean = False
cmdfirst.Enabled = False
cmdprevious.Enabled = False
cmdnext.Enabled = False
cmdlast.Enabled = False
cbotype.Enabled = True
txtid.Enabled = True
txtcomment.Enabled = True
txtname.Enabled = True
sflag = txtid.Text
FrmMain.StatusBarmy.Panels.Item(1).Text = "当前是修改状态"
End Sub
Private Sub cmdprevious_Click()
mrc.MovePrevious
If mrc.BOF Then
mrc.MoveLast
End If
Call viewdata
End Sub
Private Sub cmdupdata_Click()
Dim txtsql As String
Dim msgtext As String
Dim mrc As Adodb.Recordset
If mcclean Then
FrmMain.StatusBarmy.Panels.Item(1).Text = "请先点击修改记录按钮,进入修改状态"
Exit Sub
End If
If Not testtxt(cbotype.Text) Then
FrmMain.StatusBarmy.Panels.Item(1).Text = "请选择考试类型!"
cbotype.SetFocus
Exit Sub
End If
If Not testtxt(txtid.Text) Then
FrmMain.StatusBarmy.Panels.Item(1).Text = "请选择学号!"
txtid.SetFocus
Exit Sub
End If
If Not testtxt(txtname.Text) Then
FrmMain.StatusBarmy.Panels.Item(1).Text = "请输入课程名!"
txtname.SetFocus
Exit Sub
End If
txtsql = "select * from course_info where course_no='" & Trim(txtid.Text) & "'" & "and course_type='" & Trim(cbotype.Text) & "'"
Set mrc = executesql(txtsql, msgtext)
txtsql = "select * from course_info where course_no='" & Trim(sflag) & "'"
Set mrc = executesql(txtsql, msgtext)
mrc.Fields(0) = Trim(txtid.Text)
mrc.Fields(2) = Trim(cbotype.Text)
mrc.Fields(1) = Trim(txtname.Text)
mrc.Fields(3) = Trim(txtcomment.Text)
mrc.Update
FrmMain.StatusBarmy.Panels.Item(1).Text = "修改课程成功!"
cmdfirst.Enabled = True
cmdprevious.Enabled = True
cmdnext.Enabled = True
cmdlast.Enabled = True
txtid.Enabled = False
cbotype.Enabled = False
txtcomment.Enabled = False
txtname.Enabled = False
mcclean = True
End Sub
Private Sub Form_Load()
Dim txtsql As String
Dim msgtext As String
txtsql = "select * from course_info"
Set mrc = executesql(txtsql, msgtext)
mrc.MoveFirst
If mrc.EOF Then
MsgBox "表信息已空!"
End If
Call viewdata
mcclean = True
txtid.Enabled = False
cbotype.Enabled = False
txtname.Enabled = False
txtcomment.Enabled = False
End Sub
Sub viewdata()
txtid.Text = mrc.Fields(0)
cbotype.Text = mrc.Fields(2)
txtname.Text = mrc.Fields(1)
txtcomment.Text = mrc.Fields(3)
End Sub
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