Tugas 3 Mata Kuliah Pemrograman

Program Restoran dengan menggunakan Class




Public Class Class1


Public Function fharga(ByVal Harga As Integer, ByVal Jumlah As Integer) As Integer

fharga = Harga * Jumlah

End Function

Public Function fpembayaran(ByVal bil1 As Integer, ByVal bil2 As Integer, ByVal bil3 As Integer, ByVal bil4 As Integer, ByVal bil5 As Integer, ByVal bil6 As Integer, ByVal bil7 As Integer, ByVal bil8 As Integer) As Integer

fpembayaran = Val(bil1) + Val(bil2) + Val(bil3) + Val(bil4) + Val(bil5) + Val(bil6) + Val(bil7) + Val(bil8)

End Function

End Class
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Public Class Class2


Public Function fharga(ByVal Harga As Integer, ByVal Jumlah As Integer) As Integer

fharga = Harga * Jumlah

End Function

End Class

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Public Class Form1

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

Dim harga As New Class1

TextBox1.Text = harga.fharga(Label9.Text, ComboBox1.Text)
TextBox2.Text = harga.fharga(Label10.Text, ComboBox2.Text)
TextBox3.Text = harga.fharga(Label11.Text, ComboBox3.Text)
TextBox4.Text = harga.fharga(Label12.Text, ComboBox4.Text)
TextBox5.Text = harga.fharga(Label13.Text, ComboBox5.Text)
TextBox6.Text = harga.fharga(Label14.Text, ComboBox6.Text)
TextBox7.Text = harga.fharga(Label15.Text, ComboBox7.Text)
TextBox8.Text = harga.fharga(Label16.Text, ComboBox8.Text)

Dim obj As New Class1

Label18.Text = obj.fpembayaran(TextBox1.Text, TextBox2.Text, TextBox3.Text, TextBox4.Text, TextBox5.Text, TextBox6.Text, TextBox7.Text, TextBox8.Text)
MsgBox("Total Harga adalah Rp " + Label18.Text + " ")

End Sub

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

End Sub
End Class


Hasilnya

Program pembelian HP Nokia

Program ini dimulai dengan memilih seri HP dan tipe HP. Setelah itu klik "Buat Pilihan". Setelah tombol itu di klik, maka data tipe yang dibeli serta detail pembayaran (tagihan) yang dibebankan kepada user.

code source:

Public Class Form1

Private Sub serie_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles serie.CheckedChanged
tipe1.Text = "E71"
tipe2.Text = "E72"
tipe3.Text = "E63"
End Sub

Private Sub serin_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles serin.CheckedChanged
tipe1.Text = "N97"
tipe2.Text = "N70"
tipe3.Text = "N82"
End Sub

Private Sub serieme_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles serieme.CheckedChanged
tipe1.Text = "5800"
tipe2.Text = "N73"
tipe3.Text = ""
End Sub

Private Sub keluar_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles keluar.Click
End
End Sub

Private Sub buatpil_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles buatpil.Click
tipepil.Enabled = True
harga.Enabled = True
jmltghn.Enabled = True
diskon.Enabled = True
total.Enabled = True

If tipe1.Checked = True Then
tipepil.Text = tipe1.Text
ElseIf tipe2.Checked = True Then
tipepil.Text = tipe2.Text
ElseIf tipe3.Checked = True Then
tipepil.Text = tipe3.Text
Else
MsgBox("Belum ada pilihan", MsgBoxStyle.Critical, "TAK ADA PILIHAN")
End If

Select Case tipepil.Text
Case Is = "E63"
harga.Text = 2800000
Case Is = "E71"
harga.Text = 3500000
Case Is = "E72"
harga.Text = 3800000
Case Is = "N82"
harga.Text = 2750000
Case Is = "N97"
harga.Text = 5200000
Case Is = "N70"
harga.Text = 1250000
Case Is = "N73"
harga.Text = 1500000
Case Is = "5800"
harga.Text = 4325000
Case Else

End Select

jmltghn.Text = harga.Text

If jmltghn.Text >= 3500000 Then
diskon.Text = jmltghn.Text * 0.2
Else
diskon.Text = 0
End If

total.Text = jmltghn.Text - diskon.Text
End Sub

End Class