Berikut Listing Program nya :
Private Sub Form1_KeyPress(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles Me.KeyPress
If Asc(e.KeyChar) = 13 Then
THarga.Text = Val(Harga.Text) * Val(jumlahbeli.Text)
End If
End Sub
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
BuatTabel()
kbarang.Items.Add("TS001")
kbarang.Items.Add("TS002")
kbarang.Items.Add("VG001")
kbarang.Items.Add("VG002")
End Sub
Private Sub kbarang_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles kbarang.SelectedIndexChanged
Dim X As String
Dim y As String
X = Microsoft.VisualBasic.Left(kbarang.Text, 2)
y = Microsoft.VisualBasic.Right(kbarang.Text, 3)
Select Case X
Case "TS" : Merk.Text = "Toshiba"
Case "VG" : Merk.Text = "V-GEN"
End Select
Select Case y
Case "001" : Nbarang.Text = "Flashdisk 4GB"
Case "002" : Nbarang.Text = "Flashdisk 2GB"
End Select
If X = "TS" And y = "001" Then
Harga.Text = 105000
ElseIf X = "TS" And y = "002" Then
Harga.Text = 75000
ElseIf X = "VG" And y = "001" Then
Harga.Text = 50000
ElseIf X = "VG" And y = "002" Then
Harga.Text = 80000
End If
End Sub
Private Sub Btnbersih_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Btnbersih.Click
nomor.Text = ""
kbarang.Text = ""
Nbarang.Text = ""
Merk.Text = ""
jumlahbeli.Text = ""
Harga.Text = ""
End Sub
Private Sub btnhapussemuadata_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnhapussemuadata.Click
lv.Items.Clear()
End Sub
Private Sub nomor_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles nomor.TextChanged
End Sub
Private Sub ListView1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles lv.SelectedIndexChanged
End Sub
Private Sub btnkeluar_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnkeluar.Click
End
End Sub
Private Sub btnhapusdatayangdipilih_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnhapusdatayangdipilih.Click
lv.Items.Remove(lv.SelectedItems(0))
End Sub
Private Sub btnsimpankelistview_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnsimpankelistview.Click
isitabel()
nomor.Text = ""
kbarang.Text = ""
Nbarang.Text = ""
Merk.Text = ""
jumlahbeli.Text = ""
Harga.Text = ""
End Sub
Sub BuatTabel()
lv.Columns.Add("Pembeli", 80, HorizontalAlignment.Center)
lv.Columns.Add("Kode Barang", 100, HorizontalAlignment.Left)
lv.Columns.Add("Nama Barang", 100, HorizontalAlignment.Left)
lv.Columns.Add("Merk", 100, HorizontalAlignment.Left)
lv.Columns.Add("Jumlah Beli", 100, HorizontalAlignment.Left)
lv.Columns.Add("Harga", 100, HorizontalAlignment.Left)
lv.View = View.Details
lv.GridLines = True
lv.FullRowSelect = True
End Sub
Sub isitabel()
Dim lst As New ListViewItem
lst.Text = nomor.Text
lst.SubItems.Add(kbarang.Text)
lst.SubItems.Add(Nbarang.Text)
lst.SubItems.Add(Merk.Text)
lst.SubItems.Add(jumlahbeli.Text)
lst.SubItems.Add(Harga.Text)
lst.SubItems.Add(THarga.Text)
lv.Items.Add(lst)
End Sub
Private Sub THarga_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles THarga.TextChanged
THarga.Text = (Harga.Text) * (jumlahbeli.Text)
End Sub
End Class