Public Class Form3

    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
        Form1.Visible = True
        Me.Visible = False

    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

    End Sub

    Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged

        Button2.Enabled = True

        If (TextBox1.Text = "") Then
            Button2.Enabled = False
        End If

    End Sub

    Private Sub TextBox3_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox3.TextChanged
        Button2.Enabled = True

        If (TextBox3.Text = "") Then
            Button2.Enabled = False
        End If



        If (TextBox1.Text = "" And TextBox2.Text = "" And TextBox3.Text = "") Then
            Button1.Enabled = True
        End If

    End Sub

    Private Sub TextBox2_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox2.TextChanged
        Button2.Enabled = True

        If (TextBox2.Text = "") Then
            Button2.Enabled = False
        End If
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""
        Button1.Enabled = False
        Button2.Enabled = False
    End Sub

    Private Sub Form3_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load



    End Sub

    Private Sub TextBox1_TextAlignChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextAlignChanged

    End Sub
End Class