tugas 3.4

Private Sub cmdbatal_Click()
cbokode.SetFocus
cbokode = ""
txtjudul = ""
txtpengarang = ""
txttahun = ""
txtpenerbit = ""
txtharga = ""
End Sub

Private Sub cmdlagi_Click()
cbokode = ""
txtjudul = ""
txtpengarang = ""
txttahun = ""
txtpenerbit = ""
txtharga = ""
cbokode.SetFocus
End Sub

Private Sub cmdkeluar_Click()
End
End Sub

Private Sub cmdproses_Click()
Dim M As String
M = Left(cbokode, 1)
If M = "A" Then
txtpenerbit = "Andi Offset Yogyakarta"
ElseIf M = "I" Then
txtpenerbit = "Indah Surabaya"
ElseIf M = "S" Then
txtpenerbit = "Salemba Empat"
ElseIf M = "E" Then
txtpenerbit = "Elek Media Komputindo"
ElseIf M = "M" Then
txtpenerbit = "Maxicom"
End If
M = Mid(cbokode, 3, 3)
If M = "SIM" Then
txtjudul = "Sistem Informasi Manajemen"
txtpengarang = "Yati Nur Oktavia"
txtharga = "75900"
ElseIf M = "EDP" Then
txtjudul = "Elektronik Data Processing"
txtpengarang = "Imam Tarmizi"
txtharga = "62000"
ElseIf M = "MNJ" Then
txtjudul = "Manajemen"
txtpengarang = "Valentina Mariana Adiwianti"
txtharga = "42000"
ElseIf M = "CDR" Then
txtjudul = "Corel Draw"
txtpengarang = "Riyan Suhandi"
txtharga = "53000"
ElseIf M = "RPL" Then
txtjudul = "Rekayasa Perangkat Lunak"
txtpengarang = "Sinta Umpu Singa"
txtharga = "83000"
End If
txttahun = "20" & Right(cbokode, 2)
End Sub

Private Sub Form_Load()
cbokode.AddItem "A-SIM-01"
cbokode.AddItem "I-EDP-02"
cbokode.AddItem "S-MNJ-03"
cbokode.AddItem "E-CDR-04"
cbokode.AddItem "M-RPL-05"
End Sub