📄 frmbasiccourse.frm
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VERSION 5.00
Object = "{5E9E78A0-531B-11CF-91F6-C2863C385E30}#1.0#0"; "msflxgrd.ocx"
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Begin VB.Form frmBasicCourse
BorderStyle = 1 'Fixed Single
Caption = "基本课程设置"
ClientHeight = 4695
ClientLeft = 45
ClientTop = 330
ClientWidth = 3525
LinkTopic = "Form2"
MaxButton = 0 'False
MDIChild = -1 'True
MinButton = 0 'False
ScaleHeight = 4695
ScaleWidth = 3525
Begin VB.TextBox txtBooks
BackColor = &H80000018&
Enabled = 0 'False
Height = 350
Left = 960
TabIndex = 5
Top = 3720
Width = 2415
End
Begin VB.TextBox txtCourseName
BackColor = &H80000018&
Enabled = 0 'False
Height = 350
Left = 960
TabIndex = 4
Top = 3240
Width = 2415
End
Begin VB.CommandButton cmdAdd
Caption = "增加"
Height = 375
Left = 1200
TabIndex = 2
Top = 4200
Width = 1095
End
Begin VB.CommandButton cmdDelete
Caption = "删除"
Height = 375
Left = 2280
TabIndex = 1
Top = 4200
Width = 1095
End
Begin VB.CommandButton cmdModify
Caption = "修改"
Height = 375
Left = 120
TabIndex = 0
Top = 4200
Width = 1095
End
Begin MSFlexGridLib.MSFlexGrid flgCourse
Height = 3015
Left = 120
TabIndex = 3
Top = 120
Width = 3285
_ExtentX = 5794
_ExtentY = 5318
_Version = 393216
BackColor = -2147483624
BackColorFixed = 12632256
ForeColorFixed = 0
BackColorSel = 16777215
ForeColorSel = 255
BackColorBkg = -2147483624
AllowBigSelection= -1 'True
SelectionMode = 1
AllowUserResizing= 3
BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851}
Name = "宋体"
Size = 9
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
End
Begin MSAdodcLib.Adodc adoCourse
Height = 375
Left = 120
Top = 5400
Visible = 0 'False
Width = 2160
_ExtentX = 3810
_ExtentY = 661
ConnectMode = 0
CursorLocation = 3
IsolationLevel = -1
ConnectionTimeout= 15
CommandTimeout = 30
CursorType = 3
LockType = 3
CommandType = 8
CursorOptions = 0
CacheSize = 50
MaxRecords = 0
BOFAction = 0
EOFAction = 0
ConnectStringType= 1
Appearance = 1
BackColor = -2147483643
ForeColor = -2147483640
Orientation = 0
Enabled = -1
Connect = ""
OLEDBString = ""
OLEDBFile = ""
DataSourceName = ""
OtherAttributes = ""
UserName = ""
Password = ""
RecordSource = ""
Caption = "Adodc1"
BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851}
Name = "宋体"
Size = 9
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
_Version = 393216
End
Begin VB.Label Label1
AutoSize = -1 'True
Caption = "教材"
Height = 180
Index = 1
Left = 120
TabIndex = 7
Top = 3810
Width = 360
End
Begin VB.Label Label1
AutoSize = -1 'True
Caption = "课程名称"
Height = 180
Index = 0
Left = 120
TabIndex = 6
Top = 3325
Width = 720
End
End
Attribute VB_Name = "frmBasicCourse"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
'----------------------------------frmBasicCourse.frm----------------------------------
Option Explicit
'在表格中显示标题
Public Sub kechengshowtitle()
flgCourse.Clear
Dim i As Integer
With flgCourse
.Cols = 3
.TextMatrix(0, 1) = "课程名称"
.TextMatrix(0, 2) = "教材"
.ColWidth(0) = 0
.ColWidth(1) = 1000
.ColWidth(2) = 2000
.FixedRows = 1
.FillStyle = flexFillSingle
.Col = 0
.Row = 0
.RowSel = 1
.ColSel = .Cols - 1
.CellAlignment = 4
.Row = 1
End With
End Sub
'添加课程
Private Sub cmdAdd_Click()
strUserManage = UserManage(4)
If strUserManage = "ReadOnly" Then
MsgBox "对不起，你是只读用户不能添加记录，请与管理员联系！", vbInformation + vbOKOnly, " 警告"
Exit Sub
End If
'添加课程
If cmdADD.Caption = "确定" Then
If txtCourseName.Text = "" Then
MsgBox "课程名称不能为空！", vbOKOnly + vbExclamation, "警告"
txtCourseName.SetFocus
Exit Sub
End If
If txtBooks.Text = "" Then
MsgBox "教材不能为空！", vbOKOnly + vbExclamation, "警告"
txtBooks.SetFocus
Exit Sub
End If
'使用Adodc控件连接数据库
adoCourse.RecordSource = "select * from Courses where 课程名称='" & Trim(txtCourseName.Text) & "'"
adoCourse.Refresh
'如果不存在数据记录
If adoCourse.Recordset.EOF = False Then
MsgBox "已经存在该课程名称！", vbOKOnly + vbExclamation, "警告"
txtCourseName.SetFocus
txtCourseName.SelStart = 0
txtCourseName.SelLength = Len(txtCourseName.Text)
Exit Sub
'添加新课程
Else
adoCourse.Recordset.AddNew
adoCourse.Recordset.Fields(0) = txtCourseName.Text
adoCourse.Recordset.Fields(1) = txtBooks.Text
adoCourse.Recordset.Update
cmdADD.Caption = "增加"
cmdDelete.Enabled = True
cmdModify.Enabled = True
txtCourseName.Text = ""
txtBooks.Text = ""
txtCourseName.Enabled = False
txtBooks.Enabled = False
kechengshowtitle
ShowCourseData
End If
'进入添加状态
Else
txtCourseName.Enabled = True
txtBooks.Enabled = True
txtCourseName.Text = ""
txtBooks.Text = ""
txtCourseName.SetFocus
kechengshowtitle
ShowCourseData
cmdADD.Caption = "确定"
cmdDelete.Enabled = False
cmdModify.Enabled = False
End If
End Sub
'删除选中的课程
Private Sub cmdDelete_Click()
strUserManage = UserManage(4)
If strUserManage = "ReadOnly" Then
MsgBox "对不起，你是只读用户不能添加记录，请与管理员联系！", vbInformation + vbOKOnly, " 警告"
Exit Sub
End If
If Trim(flgCourse.TextMatrix(flgCourse.Row, 1)) = "" Then
MsgBox "你还没有选择记录！", vbOKOnly + vbExclamation, "警告"
'删除选中的课程
Else
If MsgBox("确定要删除 课程名称 为 " & Trim(Me.flgCourse.TextMatrix(flgCourse.Row, 1)) & " 的记录吗？", vbOKCancel + vbExclamation, "警告") = vbOK Then
adoCourse.RecordSource = "select * from Courses where 课程名称='" & Trim(Me.flgCourse.TextMatrix(flgCourse.Row, 1)) & "'"
adoCourse.Refresh
adoCourse.Recordset.Delete
txtCourseName.Text = ""
txtBooks.Text = ""
kechengshowtitle
ShowCourseData
End If
End If
End Sub
'修改课程
Private Sub cmdModify_Click()
strUserManage = UserManage(4)
If strUserManage = "ReadOnly" Then
MsgBox "对不起，你是只读用户不能修改记录，请与管理员联系！", vbInformation + vbOKOnly, " 警告"
Exit Sub
End If
If Trim(Me.flgCourse.TextMatrix(flgCourse.Row, 1)) = "" Then
MsgBox "你还没有选择记录！", vbOKOnly + vbExclamation, "警告"
'修改课程
Else
'修改课程，并保存到数据库
If cmdModify.Caption = "确定" Then
'判断输入条件
If txtCourseName.Text = "" Then
MsgBox "课程名称不能为空！", vbOKOnly + vbExclamation, "警告"
txtCourseName.SetFocus
Exit Sub
End If
If txtBooks.Text = "" Then
MsgBox "教材不能为空！", vbOKOnly + vbExclamation, "警告"
txtBooks.SetFocus
Exit Sub
End If
'将修改好的数据保存到数据库
adoCourse.RecordSource = "select * from Courses where 课程名称='" & Trim(Me.flgCourse.TextMatrix(flgCourse.Row, 1)) & "'"
adoCourse.Refresh
adoCourse.Recordset.Fields(0) = txtCourseName.Text
adoCourse.Recordset.Fields(1) = txtBooks.Text
adoCourse.Recordset.Update
txtCourseName.Text = ""
txtBooks.Text = ""
kechengshowtitle
ShowCourseData
cmdModify.Caption = "修改"
cmdADD.Enabled = True
cmdDelete.Enabled = True
txtCourseName.Enabled = False
txtBooks.Enabled = False
'进入修改状态
Else
txtCourseName.Enabled = True
txtBooks.Enabled = True
txtCourseName.SetFocus
cmdModify.Caption = "确定"
cmdADD.Enabled = False
cmdDelete.Enabled = False
End If
End If
End Sub
Private Sub Form_Load()
adoCourse.ConnectionString = ConnectString
kechengshowtitle
ShowCourseData
End Sub
'将课程数据显示到数据表中
Public Sub ShowCourseData()
Dim i As Integer
Dim objRecordset As ADODB.Recordset
adoCourse.RecordSource = "select * from Courses order by 课程名称"
adoCourse.Refresh
If adoCourse.Recordset.EOF = False Then
adoCourse.Recordset.MoveFirst
With flgCourse
.Rows = 15
.Row = 2
Do While Not adoCourse.Recordset.EOF
.Rows = .Rows + 1
For i = 1 To adoCourse.Recordset.Fields.Count
.TextMatrix(.Row - 1, i) = adoCourse.Recordset.Fields(i - 1)
Next i
.Row = .Row + 1
adoCourse.Recordset.MoveNext
Loop
End With
End If
End Sub
'单击表格中的数据，将其显示到TextBox控件中
Private Sub flgCourse_Click()
If Trim(flgCourse.TextMatrix(flgCourse.Row, 1)) = "" Then
txtCourseName.Text = ""
txtBooks.Text = ""
Else
adoCourse.RecordSource = "select * from Courses where 课程名称='" & Trim(flgCourse.TextMatrix(flgCourse.Row, 1)) & "'"
adoCourse.Refresh
txtCourseName.Text = adoCourse.Recordset.Fields(0)
txtBooks.Text = adoCourse.Recordset.Fields(1)
End If
End Sub
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