Visual basic 数据库编程技术与实例源码 源码
源代码在线查看： frmuseraddedit.frm
VERSION 5.00
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Begin VB.Form frmUserAddEdit
BorderStyle = 3 'Fixed Dialog
Caption = "添加"
ClientHeight = 2475
ClientLeft = 2760
ClientTop = 3750
ClientWidth = 3930
Icon = "frmUserAddEdit.frx":0000
LinkTopic = "Form1"
LockControls = -1 'True
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 2475
ScaleWidth = 3930
ShowInTaskbar = 0 'False
StartUpPosition = 1 '所有者中心
Begin VB.TextBox txtLX
DataField = "lx"
DataSource = "Adodc1"
Height = 285
Left = 2055
TabIndex = 12
Top = 1620
Visible = 0 'False
Width = 765
End
Begin MSAdodcLib.Adodc Adodc1
Height = 330
Left = 2655
Top = 0
Width = 1200
_ExtentX = 2117
_ExtentY = 582
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 = 0
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.TextBox Text1
DataField = "zh"
DataSource = "Adodc1"
Height = 300
Index = 1
Left = 1155
TabIndex = 0
Top = 135
Width = 2400
End
Begin VB.TextBox Text1
DataField = "mc"
DataSource = "Adodc1"
Height = 300
Index = 2
Left = 1155
TabIndex = 1
Top = 480
Width = 2400
End
Begin VB.TextBox Text1
DataField = "pwd"
DataSource = "Adodc1"
Height = 300
IMEMode = 3 'DISABLE
Index = 3
Left = 1155
PasswordChar = "*"
TabIndex = 2
Top = 825
Width = 2400
End
Begin VB.TextBox Text1
Height = 300
IMEMode = 3 'DISABLE
Index = 4
Left = 1155
PasswordChar = "*"
TabIndex = 3
Top = 1170
Width = 2400
End
Begin VB.ComboBox Combo1
Height = 300
ItemData = "frmUserAddEdit.frx":000C
Left = 1155
List = "frmUserAddEdit.frx":0016
Style = 2 'Dropdown List
TabIndex = 4
Top = 1515
Width = 2400
End
Begin VB.CommandButton cmdCancel
Cancel = -1 'True
Caption = "取消(&C)"
Height = 375
Left = 2100
TabIndex = 6
Top = 1950
Width = 1215
End
Begin VB.CommandButton cmdOK
Caption = "确定(&O)"
Enabled = 0 'False
Height = 375
Left = 420
TabIndex = 5
Top = 1950
Width = 1215
End
Begin VB.Label Label5
AutoSize = -1 'True
Caption = "帐号类别："
Height = 180
Left = 225
TabIndex = 11
Top = 1575
Width = 900
End
Begin VB.Label Label4
AutoSize = -1 'True
Caption = "密码确认："
Height = 180
Left = 225
TabIndex = 10
Top = 1230
Width = 900
End
Begin VB.Label Label3
AutoSize = -1 'True
Caption = "密码："
Height = 180
Left = 585
TabIndex = 9
Top = 885
Width = 540
End
Begin VB.Label Label2
AutoSize = -1 'True
Caption = "名称："
Height = 180
Left = 585
TabIndex = 8
Top = 540
Width = 540
End
Begin VB.Label Label1
AutoSize = -1 'True
Caption = "帐号："
Height = 180
Left = 585
TabIndex = 7
Top = 195
Width = 540
End
End
Attribute VB_Name = "frmUserAddEdit"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Private mRS As ADODB.Recordset
'设置
Public Property Let UserADORecordset(ByRef vNewValue As ADODB.Recordset)
Set mRS = vNewValue
End Property
Private Sub cmdCancel_Click()
Adodc1.Recordset.CancelUpdate
Unload Me
End Sub
Private Sub cmdOK_Click()
On Error GoTo ErrHandler
'10:判断是添加还是修改
If Text1(1).Locked = False Then '是添加
If IsKeyColumnExists("SELECT Count(*) as ct FROM tbUser WHERE LCase(zh)='" & Text1(1).Text & "'", gadoCONN, _
"所添加的帐号已经存在，请换一个帐号！") = True Then
Text1(1).SetFocus
Text1(1).SelStart = 0
Text1(1).SelLength = Len(Text1(3).Text)
Exit Sub
End If
End If
'20:判断密码是否正确
If Text1(3).Text Text1(4).Text Then
MsgBox "两次输入的密码不相等，请重新输入！", vbOKOnly + vbInformation, Me.Caption
Text1(3).SetFocus
Text1(3).SelStart = 0
Text1(3).SelLength = Len(Text1(3).Text)
Exit Sub
End If
'30:保存记录
Adodc1.Recordset.Move 0
'-----------------------------------
Unload Me
Exit Sub
ErrHandler:
ErrMessageBox Me.Name & ":cmdOK_Click()", Me.Caption
End Sub
Private Sub Combo1_Click()
cmdOK.Enabled = True
txtLX.Text = CStr(Combo1.ListIndex)
End Sub
Private Sub Form_Load()
On Error Resume Next
'设置数据集
Set Adodc1.Recordset = mRS
'判断是添加还修改
If Text1(1).Text "" Then '是修改
Me.Caption = "修改帐号"
Text1(1).Locked = True
Text1(1).BackColor = &H8000000F
Combo1.ListIndex = ToLong(mRS("lx"))
Else
Me.Caption = "添加帐号"
txtLX.Text = "1"
Combo1.ListIndex = 1
End If
'---------------------------------
cmdOK.Enabled = False
End Sub
Private Sub Text1_Change(Index As Integer)
If Text1(1).Text = "" Then
cmdOK.Enabled = False
Else
cmdOK.Enabled = True
End If
End Sub
Private Sub Text1_KeyDown(Index As Integer, KeyCode As Integer, Shift As Integer)
If KeyCode = vbKeyReturn Then '回车键
Select Case Index
Case 4
Combo1.SetFocus
Case Else
Text1(Index + 1).SetFocus
End Select
End If
End Sub
Private Sub Combo1_KeyDown(KeyCode As Integer, Shift As Integer)
If KeyCode = vbKeyReturn Then '回车键
SendKeys "{Tab}"
End If
End Sub
