1、登陆界面

代码为如下:
1
1 Private Sub quit_Click()
2
2 On Error GoTo Err_quit_Click
3
3 DoCmd.quit
4
4 Err_quit_Click:
5
5 MsgBox Err.Description
6
6 Resume Exit_quit_Click
7
7 End Sub
8
8
9
9 Private Sub reset_Click()
10
10 On Error GoTo Err_reset_Click
11
11 DoCmd.quit
12
12 Exit_reset_Click:
13
13 Exit Sub
14
14 Err_reset_Click:
15
15 MsgBox Err.Description
16
16 Resume Exit_reset_Click
17
17 End Sub
18
18
19
19 Private Sub submit_Click()
20
20 On Error GoTo Err_submit_Click
21
21 Dim rs As New ADODB.Recordset
22
22 Dim str As String
23
23 Dim num As Integer
24
24 'str = "select count(*) from admin where admin.sno='" & Me.username & "' and admin.password = '" & Me.password & "'"
25
25 Set rs = New ADODB.Recordset
26
26
27
27 If IsNull(Me.username) Then
28
28 MsgBox ("请输入用户名称!")
29
29 ElseIf IsNull(Me.password) Then
30
30 MsgBox ("请输入用户密码!")
31
31 ' Me.Visible = False
32
32 Else
33
33 str = "select * from admin where admin.sno='" & Me.username & "' and admin.password = '" & Me.password & "'"
34
34 rs.Open str, CurrentProject.Connection, adOpenKeyset, adLockOptimistic
35
35 ' MsgBox (str)
36
36 'MsgBox (rs.RecordCount)
37
37 If rs.RecordCount > 0 Then
38
38 'start 登陆到另一个对话框
39
39 Dim stDocName As String
40
40 Dim stLinkCriteria As String
41
41 stDocName = "main"
42
42 DoCmd.OpenForm stDocName, , , stLinkCriteria
43
43 ''''''''''''''''''''''''' end
44
44 Else
45
45 MsgBox "你输入的用户和密码有误", vbOKOnly, "警告信息"
46
46 End If
47
47 End If
48
48 Exit_submit_Click:
49
49 Exit Sub
50
50 Err_submit_Click:
51
51 MsgBox Err.Description
52
52 Resume Exit_submit_Click
53
53 End Sub
54
54
1 Private Sub quit_Click()2
2 On Error GoTo Err_quit_Click3
3 DoCmd.quit4
4 Err_quit_Click:5
5 MsgBox Err.Description6
6 Resume Exit_quit_Click 7
7 End Sub8
8 9
9 Private Sub reset_Click()10
10 On Error GoTo Err_reset_Click11
11 DoCmd.quit12
12 Exit_reset_Click:13
13 Exit Sub14
14 Err_reset_Click:15
15 MsgBox Err.Description16
16 Resume Exit_reset_Click 17
17 End Sub18
18 19
19 Private Sub submit_Click()20
20 On Error GoTo Err_submit_Click 21
21 Dim rs As New ADODB.Recordset22
22 Dim str As String23
23 Dim num As Integer 24
24 'str = "select count(*) from admin where admin.sno='" & Me.username & "' and admin.password = '" & Me.password & "'"25
25 Set rs = New ADODB.Recordset26
26 27
27 If IsNull(Me.username) Then28
28 MsgBox ("请输入用户名称!")29
29 ElseIf IsNull(Me.password) Then30
30 MsgBox ("请输入用户密码!")31
31 ' Me.Visible = False 32
32 Else33
33 str = "select * from admin where admin.sno='" & Me.username & "' and admin.password = '" & Me.password & "'"34
34 rs.Open str, CurrentProject.Connection, adOpenKeyset, adLockOptimistic35
35 ' MsgBox (str)36
36 'MsgBox (rs.RecordCount) 37
37 If rs.RecordCount > 0 Then 38
38 'start 登陆到另一个对话框39
39 Dim stDocName As String40
40 Dim stLinkCriteria As String 41
41 stDocName = "main"42
42 DoCmd.OpenForm stDocName, , , stLinkCriteria43
43 ''''''''''''''''''''''''' end44
44 Else45
45 MsgBox "你输入的用户和密码有误", vbOKOnly, "警告信息"46
46 End If 47
47 End If 48
48 Exit_submit_Click:49
49 Exit Sub50
50 Err_submit_Click:51
51 MsgBox Err.Description52
52 Resume Exit_submit_Click53
53 End Sub54
54
2.添加删除,修改。代码如下:

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