Public Class Form1
    Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "

    Public Sub New()
        MyBase.New()

        'This call is required by the Windows Form Designer.
        InitializeComponent()

        'Add any initialization after the InitializeComponent() call

    End Sub

    'Form overrides dispose to clean up the component list.
    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

    'Required by the Windows Form Designer
    Private components As System.ComponentModel.IContainer

    'NOTE: The following procedure is required by the Windows Form Designer
    'It can be modified using the Windows Form Designer.  
    'Do not modify it using the code editor.
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Button3 As System.Windows.Forms.Button
    Friend WithEvents Button4 As System.Windows.Forms.Button
    Friend WithEvents Button5 As System.Windows.Forms.Button
    Friend WithEvents Button6 As System.Windows.Forms.Button
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Button1 = New System.Windows.Forms.Button()
        Me.Button2 = New System.Windows.Forms.Button()
        Me.Button3 = New System.Windows.Forms.Button()
        Me.Button4 = New System.Windows.Forms.Button()
        Me.Button5 = New System.Windows.Forms.Button()
        Me.Button6 = New System.Windows.Forms.Button()
        Me.Label1 = New System.Windows.Forms.Label()
        Me.Label2 = New System.Windows.Forms.Label()
        Me.SuspendLayout()
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(40, 64)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(75, 40)
        Me.Button1.TabIndex = 0
        Me.Button1.Text = "Create Instance 1"
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(40, 136)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(75, 40)
        Me.Button2.TabIndex = 1
        Me.Button2.Text = "Create Instance 2"
        '
        'Button3
        '
        Me.Button3.Enabled = False
        Me.Button3.Location = New System.Drawing.Point(152, 64)
        Me.Button3.Name = "Button3"
        Me.Button3.Size = New System.Drawing.Size(75, 40)
        Me.Button3.TabIndex = 2
        Me.Button3.Text = "Compare 1 to itself"
        '
        'Button4
        '
        Me.Button4.Enabled = False
        Me.Button4.Location = New System.Drawing.Point(152, 136)
        Me.Button4.Name = "Button4"
        Me.Button4.Size = New System.Drawing.Size(75, 40)
        Me.Button4.TabIndex = 3
        Me.Button4.Text = "Compare 2 to itself"
        '
        'Button5
        '
        Me.Button5.Enabled = False
        Me.Button5.Location = New System.Drawing.Point(272, 104)
        Me.Button5.Name = "Button5"
        Me.Button5.Size = New System.Drawing.Size(75, 40)
        Me.Button5.TabIndex = 4
        Me.Button5.Text = "Compare 1 to 2"
        '
        'Button6
        '
        Me.Button6.Location = New System.Drawing.Point(40, 264)
        Me.Button6.Name = "Button6"
        Me.Button6.Size = New System.Drawing.Size(96, 48)
        Me.Button6.TabIndex = 5
        Me.Button6.Text = "Call ToString on object that overrides it"
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(40, 16)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(304, 23)
        Me.Label1.TabIndex = 6
        Me.Label1.Text = "Demonstration of inherited System.Object.Equals"
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(40, 224)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(320, 23)
        Me.Label2.TabIndex = 7
        Me.Label2.Text = "Demonstration of overriding System.Object.ToString"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(376, 341)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.Label2, Me.Label1, Me.Button6, Me.Button5, Me.Button4, Me.Button3, Me.Button2, Me.Button1})
        Me.Name = "Form1"
        Me.Text = "Inheritance Sample Client VB"
        Me.ResumeLayout(False)

    End Sub

#End Region

    Dim instance1, instance2 As InheritanceComponentVB.Class1

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        instance1 = New InheritanceComponentVB.Class1()
        Button3.Enabled = True
        If (Not instance2 Is Nothing) Then Button5().Enabled = True
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        instance2 = New InheritanceComponentVB.Class1()
        Button4.Enabled = True
        If (Not instance2 Is Nothing) Then Button5().Enabled = True
    End Sub

    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
        MessageBox.Show(instance1.Equals(instance1).ToString)
    End Sub

    Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
        MessageBox.Show(instance2.Equals(instance2).ToString)
    End Sub

    Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button5.Click
        MessageBox.Show(instance1.Equals(instance2).ToString)
    End Sub

    Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button6.Click
        Dim foo As New InheritanceComponentVB.Class1()
        MessageBox.Show(foo.ToString)
    End Sub
End Class
