VB学生信息管理系统 第9页
VB学生信息管理系统 第9页
Private Sub cmdfind_Click()
Formclass3.Show
End Sub
Private Sub cmdmodi_Click()
If Trim(Me.MSF1.TextMatrix(MSF1.Row, 1)) = "" Then
sssss = MsgBox("你还没有选择记录！", vbOKOnly + vbExclamation, "警告")
Exit Sub
Else
qxstr = Executeqx(2)
If qxstr = "readonly" Then
ss = 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
classmodi = True
Formclass1.Show
Formclass1.classload
Formclass1.ZOrder 0
Call Form_Activate
End If
End Sub
Private Sub cmdprint_Click()
If Trim(printstr) = "" Then
sssss = MsgBox("没有当前记录！", vbOKOnly + vbExclamation, "警告")
Exit Sub
End If
If DataEnv1.rsCommand2.State = adStateOpen Then
DataEnv1.rsCommand2.Close
End If
DataEnv1.rsCommand2.Open printstr
If DataEnv1.rsCommand2.EOF = True Then
sssss = MsgBox("没有当前记录！", vbOKOnly + vbExclamation, "警告")
Exit Sub
End If
DataReportclass2.Show 1
End Sub
Private Sub cmdprintall_Click()
If DataEnv1.rsCommand2.State = adStateOpen Then
DataEnv1.rsCommand2.Close
End If
DataEnv1.rsCommand2.Open ("select * from class")
If DataEnv1.rsCommand2.EOF = True Then
sssss = MsgBox("没有当前记录！", vbOKOnly + vbExclamation, "警告")
Exit Sub
End If
DataReportclass2.Show 1
End Sub
Private Sub Form_Activate()
If classfind = True Then
Formclass3.ZOrder 0
End If
If classfind = True Then
Exit Sub
ElseIf classmodi = True Then
classshowdata
' TreeView1_DblClick
' classmodi = False
Else
classtree
End If
'If classfind = True Then
' Exit Sub
'Else
' MDIForm1.clabrowse
'End If
End Sub
Public Sub classtree()
TreeView1.Nodes.Clear
Dim nodex As Node
Dim mrc As ADODB.Recordset
Dim mrc1 As ADODB.Recordset
Dim str As String
Dim a As String
a = "年级"
TreeView1.LineStyle = tvwRootLines
str = "select distinct 年级 from class order by 年级"
Set mrc = ExecuteSQL(str)
str = "select distinct 年级,班级 from class order by 年级,班级"
Set mrc1 = ExecuteSQL(str)
'mrc.MoveFirst
Do Until mrc.EOF
mrc1.MoveFirst
Set nodex = TreeView1.Nodes.add(, , a, mrc.Fields(0), 1, 1)
Do While Not mrc1.EOF
If mrc1.Fields(0) = mrc.Fields(0) Then
Set nodex = TreeView1.Nodes.add(a, tvwChild, , mrc1.Fields(1), 2, 2)
End If
mrc1.MoveNext
a = a & "1"
mrc.MoveNext
mrc1.Close
mrc.Close
Set mrc = Nothing
Set mrc1 = Nothing
End Sub
Private Sub TreeView1_DblClick()
On Error GoTo ss
If TreeView1.SelectedItem.Index = 0 Then
MSF1.Clear
Exit Sub
End If
txtsql = TreeView1.Nodes.Item(TreeView1.SelectedItem.Index)
txtsql = " select * from class where 年级='" & Trim(txtsql) & "' or 班级='" & Trim(txtsql) & "' order by 年级 ,班级 "
printstr = txtsql
Me.Caption = "浏览班级"
Me.classshowtitle
Me.classshowdata
Exit Sub
ss:
MSF1.Clear
End Sub
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