Jawaban SOAL 3 (Diky Suhendri)

Listing Code

Login page “Form 1?

Public Class Form1

Private Sub Masuk_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtnMasuk.Click
If nama.Text = “diky” And password.Text = “suhendri” Then
MenuUtama.show()
Me.Hide()
Else
MsgBox(“Data Username/Password Salah?”)
nama.Text = “”
password.Text = “”

End If
End Sub

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



Menu Page “Form 2?

Public Class MenuUtama

Private Sub TagihanAirToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TagihanAirToolStripMenuItem.Click
TagihanAir.Show()
End Sub

Private Sub KeluarToolStripMenuItem_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles KeluarToolStripMenuItem.Click
End
End Sub
End Class



Hasil Page “Form 3?

Public Class TagihanAir

Private Sub kode_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles kode.TextChanged
Dim x As String
Microsoft.VisualBasic.Left(kode.Text, 3)
x = Microsoft.VisualBasic.Left(kode.Text, 3)
If x = “TOK” Then
tipe.Text = “Toko”
biaya.Text = “25000?
harga.Text = “300?
ElseIf x = “RUM” Then
tipe.Text = “Rumah”
biaya.Text = “15000?
harga.Text = “100?
ElseIf x = “SWA” Then
tipe.Text = “Swalayan”
biaya.Text = “10000?
harga.Text = “200?
ElseIf x = “PAB” Then
tipe.Text = “Pabrik”
biaya.Text = “25000?
harga.Text = “500?
End If
x = Microsoft.VisualBasic.Mid(kode.Text, 5, 3)
If x = “MED” Then
daerah.Text = “Medan”
ElseIf x = “BEL” Then
daerah.Text = “Belawan”
ElseIf x = “TEM” Then
daerah.Text = “Aksara”
ElseIf x = “MAR” Then
daerah.Text = “Marendal”
ElseIf x = “BIN” Then
daerah.Text = “Binjai”
ElseIf x = “PAK” Then
daerah.Text = “Lubuk Pakam”
End If
x = Microsoft.VisualBasic.Right(kode.Text, 3)
NoUrut.Text = x

End Sub

Private Sub btnhapus_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnhapus.Click
kode.Text = “”
tipe.Text = “”
daerah.Text = “”
NoUrut.Text = “”
harga.Text = “”
biaya.Text = “”
pemakaian.Text = “”
pajak.Text = “”
tagihan.Text = “”
End Sub
Sub BuatTable()
ListView1.Columns.Add(“Kode Pelanggan”, 100, HorizontalAlignment.Center)
ListView1.Columns.Add(“Tipe Pelanggan”, 100, HorizontalAlignment.Center)
ListView1.Columns.Add(“Daerah Pelanggan”, 120, HorizontalAlignment.Center)
ListView1.Columns.Add(“No Urut”, 80, HorizontalAlignment.Center)
ListView1.Columns.Add(“Harga”, 80, HorizontalAlignment.Center)
ListView1.Columns.Add(“Biaya Beban”, 80, HorizontalAlignment.Center)
ListView1.Columns.Add(“Pemakaian Air”, 100, HorizontalAlignment.Center)
ListView1.Columns.Add(“Pajak”, 80, HorizontalAlignment.Center)
ListView1.Columns.Add(“Total Tagihan”, 80, HorizontalAlignment.Center)
ListView1.View = View.Details
ListView1.GridLines = True
ListView1.FullRowSelect = True
End Sub
Sub IsiTable()
Dim LST As New ListViewItem
LST.Text = kode.Text
LST.SubItems.Add(tipe.Text)
LST.SubItems.Add(daerah.Text)
LST.SubItems.Add(NoUrut.Text)
LST.SubItems.Add(harga.Text)
LST.SubItems.Add(biaya.Text)
LST.SubItems.Add(pemakaian.Text)
LST.SubItems.Add(pajak.Text)
LST.SubItems.Add(tagihan.Text)
ListView1.Items.Add(LST)
End Sub

Private Sub btnbersih_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnbersih.Click
ListView1.Items.Clear()
End Sub

Private Sub btnPilih_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnPilih.Click
ListView1.Items.Remove(ListView1.SelectedItems(0))
End Sub

Private Sub btnsimpan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnsimpan.Click
IsiTable()
kode.Text = “”
tipe.Text = “”
daerah.Text = “”
NoUrut.Text = “”
harga.Text = “”
biaya.Text = “”
pemakaian.Text = “”
pajak.Text = “”
tagihan.Text = “”
End Sub

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

Private Sub pemakaian_KeyDown(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles pemakaian.KeyDown
If e.KeyCode = Keys.Enter Then
tagihan.Text = Val(biaya.Text) + Val(harga.Text) * pemakaian.Text
pajak.Text = tagihan.Text * 1 / 100
End If
End Sub

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

Private Sub ListView1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListView1.SelectedIndexChanged

End Sub

End Class