Coding Visual Basic Rental Peralatan

Public Class Tabel_Sewa
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Me.ListBox1.Items.Add("harga sewa peralatan" & vbTab & "1/2 Hari (H)" & vbTab & "Seharian(F)" & vbNewLine)
        Me.ListBox1.Items.Add("1. Perbersih permadani" & vbTab & "$16.00" & vbTab & vbTab & "$24.00" & vbNewLine)
        Me.ListBox1.Items.Add("2. Mesin pemotong rumput" & vbTab & "$12.00" & vbTab & vbTab & "$18.00" & vbNewLine)
        Me.ListBox1.Items.Add("3. Penyemprot Cat" & vbTab & vbTab & "$20.00" & vbTab & vbTab & "$30.00" & vbNewLine)
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Me.ListBox2.Items.Clear()

        If Me.TextBox1.Text = 1 And Me.ComboBox1.SelectedIndex = 0 Then
            Me.ListBox2.Items.Add("Pembersih permadani" & vbTab & "$16.00" & vbTab & "(sewa 1/2 hari)")
            Me.ListBox2.Items.Add("deposit" & vbTab & vbTab & vbTab & "$30.00")
            Me.ListBox2.Items.Add("================================")
            Me.ListBox2.Items.Add("TOTAL" & vbTab & vbTab & vbTab & "$14.00")
        End If

        If Me.TextBox1.Text = 1 And Me.ComboBox1.SelectedIndex = 1 Then
            Me.ListBox2.Items.Add("Pembersih permadani" & vbTab & "$24.00" & vbTab & "(sewa seharian)")
            Me.ListBox2.Items.Add("deposit" & vbTab & vbTab & vbTab & "$30.00")
            Me.ListBox2.Items.Add("================================")
            Me.ListBox2.Items.Add("TOTAL" & vbTab & vbTab & vbTab & "$6.00")
        End If

        If Me.TextBox1.Text = 2 And Me.ComboBox1.SelectedIndex = 0 Then
            Me.ListBox2.Items.Add("Mesin Pemotong Rumput" & vbTab & "$12.00" & vbTab & "(sewa 1/2 hari)")
            Me.ListBox2.Items.Add("deposit" & vbTab & vbTab & vbTab & "$30.00")
            Me.ListBox2.Items.Add("================================")
            Me.ListBox2.Items.Add("TOTAL" & vbTab & vbTab & vbTab & "$18.00")
        End If

        If Me.TextBox1.Text = 2 And Me.ComboBox1.SelectedIndex = 1 Then
            Me.ListBox2.Items.Add("Mesin Pemotong Rumput" & vbTab & "$18.00" & vbTab & "(sewa seharian)")
            Me.ListBox2.Items.Add("deposit" & vbTab & vbTab & vbTab & "$30.00")
            Me.ListBox2.Items.Add("================================")
            Me.ListBox2.Items.Add("TOTAL" & vbTab & vbTab & vbTab & "$12.00")
        End If

        If Me.TextBox1.Text = 3 And Me.ComboBox1.SelectedIndex = 0 Then
            Me.ListBox2.Items.Add("Penyemprot Cat" & vbTab & "$20.00" & vbTab & "(sewa 1/2 hari)")
            Me.ListBox2.Items.Add("deposit" & vbTab & vbTab & vbTab & "$30.00")
            Me.ListBox2.Items.Add("================================")
            Me.ListBox2.Items.Add("TOTAL" & vbTab & vbTab & vbTab & "$18.00")
        End If

        If Me.TextBox1.Text = 3 And Me.ComboBox1.SelectedIndex = 1 Then
            Me.ListBox2.Items.Add("Penyemprot Cat" & vbTab & "$30.00" & vbTab & "(sewa seharian)")
            Me.ListBox2.Items.Add("deposit" & vbTab & vbTab & vbTab & "$30.00")
            Me.ListBox2.Items.Add("================================")
            Me.ListBox2.Items.Add("TOTAL" & vbTab & vbTab & vbTab & "$0.00")
        End If
    End Sub
End Class