Public Class Form1
Inherits System.Windows.Forms.Form
#Region " Windows 窗体设计器生成的代码 "
Public Sub New() MyBase.New()
'该调用是 Windows 窗体设计器所必需的。 InitializeComponent()
'在 InitializeComponent() 调用之后添加任何初始化
End Sub
'窗体重写处置以清理组件列表。 Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean) If disposing Then If Not (components Is Nothing) Then components.Dispose() End If End If MyBase.Dispose(disposing) End Sub
'Windows 窗体设计器所必需的 Private components As System.ComponentModel.IContainer
'注意:以下过程是 Windows 窗体设计器所必需的 '可以使用 Windows 窗体设计器修改此过程。 '不要使用代码编辑器修改它。 Friend WithEvents ProgressBar1 As System.Windows.Forms.ProgressBar Friend WithEvents Button1 As System.Windows.Forms.Button <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent() Me.ProgressBar1 = New System.Windows.Forms.ProgressBar() Me.Button1 = New System.Windows.Forms.Button() Me.SuspendLayout() ' 'ProgressBar1 ' Me.ProgressBar1.Anchor = ((System.Windows.Forms.AnchorStyles.Top Or System.Windows.Forms.AnchorStyles.Left) _ Or System.Windows.Forms.AnchorStyles.Right) Me.ProgressBar1.Location = New System.Drawing.Point(8, 8) Me.ProgressBar1.Name = "ProgressBar1" Me.ProgressBar1.Size = New System.Drawing.Size(384, 23) Me.ProgressBar1.TabIndex = 0 ' 'Button1 ' Me.Button1.FlatStyle = System.Windows.Forms.FlatStyle.Flat Me.Button1.Location = New System.Drawing.Point(160, 40) Me.Button1.Name = "Button1" Me.Button1.Size = New System.Drawing.Size(75, 24) Me.Button1.TabIndex = 1 Me.Button1.Text = "备份" ' 'Form1 ' Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14) Me.BackColor = System.Drawing.Color.CornflowerBlue Me.ClientSize = New System.Drawing.Size(400, 74) Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.Button1, Me.ProgressBar1}) Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow Me.MaximizeBox = False Me.MinimizeBox = False Me.Name = "Form1" Me.ShowInTaskbar = False Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen Me.ResumeLayout(False)
End Sub
#End Region
'此处由于嫌麻烦未按属性来处理……应改进 Public sa As String Public passerd As String Public file As String Public database As String Public sqlserver As String
Public flag As Boolean = True
Private WithEvents PBackup As New SQLDMO.Backup() Private WithEvents oRestore As New SQLDMO.Restore()
' Property SQLServerName() As String ' Get ' Return sqlserver ' End Get ' Set(ByVal Value As String) ' sqlserver = Value ' End Set ' End Property
'备份 Public Function BACKUP(ByVal DATABASENAME As String, ByVal SQLServe As String, ByVal ROLE As String, ByVal PASSWORD As String, ByVal backfilename As String)
Me.ProgressBar1.Value = 0 Me.BackColor = System.Drawing.Color.RoyalBlue Me.Button1.Text = "备份" Me.Show() On Error GoTo ErrHandler
Dim SQLSER As New SQLDMO.SQLServer
SQLSER.Connect(SQLServe, ROLE, PASSWORD) PBackup.Database = DATABASENAME
System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.WaitCursor
PBackup.Files = backfilename PBackup.SQLBackup(SQLSER)
SQLSER.DisConnect() SQLSER = Nothing System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.Default Exit Function
ErrHandler:
MsgBox("备份失败,请检查源数据库是否存在、角色权限是否足够或SQL SERVER服务是否被打开" & Chr(13) & "信息:" & Err.Description) Resume Next End Function
'恢复 Public Function RSTORE(ByVal DATABASENAME As String, ByVal SQLServe As String, ByVal ROLE As String, ByVal PASSWORD As String, ByVal restfilename As String)
Me.ProgressBar1.Value = 0
Me.BackColor = System.Drawing.Color.OliveDrab Me.Button1.Text = "恢复" Me.Show() On Error GoTo ErrHandler
Dim SQLSER As New SQLDMO.SQLServer
SQLSER.Connect(SQLServe, ROLE, PASSWORD)
oRestore.Database = DATABASENAME oRestore.Files = restfilename
System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.WaitCursor oRestore.SQLRestore(SQLSER) System.Windows.Forms.Cursor.Current = System.Windows.Forms.Cursors.Default
SQLSER.DisConnect() SQLSER = Nothing
Exit Function
ErrHandler: MsgBox("恢复失败,请检查恢复数据库是否存在、角色权限是否足够或SQL SERVER服务是否被打开" & Chr(13) & "信息:" & Err.Description) Resume Next End Function
Private Sub PBackup_Complete(ByVal Message As String) Handles PBackup.Complete
Me.ProgressBar1.Value = 100 PBackup = Nothing Me.oRestore = Nothing Me.Close()
End Sub Private Sub PBackup_PercentComplete(ByVal Message As String, ByVal Percent As Integer) Handles PBackup.PercentComplete Me.BackColor = System.Drawing.Color.RoyalBlue
Me.ProgressBar1.Value = Percent If Percent = 100 Then
Me.ProgressBar1.Value = 100 PBackup = Nothing Me.oRestore = Nothing Me.Close()
End If End Sub Private Sub oRestore_Complete(ByVal Message As String) Handles oRestore.Complete
Me.ProgressBar1.Value = 100 PBackup = Nothing Me.oRestore = Nothing Me.Close() End Sub Private Sub oRestore_PercentComplete(ByVal Message As String, ByVal Percent As Integer) Handles oRestore.PercentComplete Me.BackColor = System.Drawing.Color.OliveDrab
Me.ProgressBar1.Value = Percent If Percent = 100 Then
Me.ProgressBar1.Value = 100 PBackup = Nothing Me.oRestore = Nothing Me.Close() End If End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click If flag = True Then
Me.BACKUP(Me.database, Me.sqlserver, Me.sa, Me.passerd, Me.file)
Else Me.RSTORE(Me.database, Me.sqlserver, Me.sa, Me.passerd, Me.file)
End If
End Sub
End Class

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