VB 简单的方法恢复窗体之前的状态

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Public Class Form1
    Private Sub Form1_FormClosing(ByVal sender As Object, ByVal e As System.Windows.Forms.FormClosingEventArgs) Handles Me.FormClosing
        Saveform()
    End Sub
    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Restoreform()
    End Sub


    Private Regpath As String = "HKEY_CURRENT_USER\Software\"
    Sub Saveform()
        My.Computer.Registry.SetValue(Regpath & My.Application.Info.Title, "WindowState", Val(Me.WindowState))
        If Me.WindowState <> FormWindowState.Normal Then
            Return
        End If
        My.Computer.Registry.SetValue(Regpath & Regpath & My.Application.Info.Title, "Top", Me.Top)
        My.Computer.Registry.SetValue(Regpath & My.Application.Info.Title, "Left", Me.Left)
        My.Computer.Registry.SetValue(Regpath & My.Application.Info.Title, "Height", Me.Height)
        My.Computer.Registry.SetValue(Regpath & My.Application.Info.Title, "Width", Me.Width)
    End Sub
    Sub Restoreform()
       Me.WindowState = Val(My.Computer.Registry.GetValue(Regpath & My.Application.Info.Title, "WindowState", Me.WindowState))
        If Me.WindowState <> FormWindowState.Normal Then
            'Return 'Not needed, Remove this condition
        End If
        Me.Top = My.Computer.Registry.GetValue(Regpath & My.Application.Info.Title, "Top", Me.Top)
        Me.Left = My.Computer.Registry.GetValue(Regpath & My.Application.Info.Title, "Left", Me.Left)
        Me.Height = My.Computer.Registry.GetValue(Regpath & My.Application.Info.Title, "Height", Me.Height)
        Me.Width = My.Computer.Registry.GetValue(Regpath & My.Application.Info.Title, "Width", Me.Width)
    End Sub
End Class