CONTOH KODE DALAM BAB 3

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1. Membangkitkan kejadian Click pada CommandButton . Komponen

Kontrol P roperti

CommandButton Name = Command1 Caption = Tombol 1 CommandButton Name = Command2 Caption = Tombol 2

Label Name = Label1

Kondisi a w al saat pendesainan

Kode :

Private Sub Command1_Click()

Command2.Value = True ‘ Sama artinya dgn memanggil Command2_Click() End Sub

Private Sub Command2_Click()

Label1.Caption = "Aku hasil penekanan Tombol 2"

End Sub

Kondisi aplikasi saat run-time.

Ketika anda mengklik tombol Command1, maka secara otomatis anda

juga menekan tombol Command2. Sehingga penekanan tombol kedua

menghasilkan penulisan teks di Label1.

(2)

Komponen

Kontrol P roperti

Frame Name = fraMonitor

Caption = Jenis Monitor OptionButton Name = optSamsung

Caption = Samsung OptionButton Name = optToshiba Caption = Toshiba OptionButton Name = optLG

Caption = LG OptionButton Name = optGTC

Caption = GTC

Frame Name = fraProsesor

Caption = Jenis Prosesor OptionButton Name = optAMD

Caption = AMD OptionButton Name = optPentium

Caption = Pentium

Frame Name = fralain

Caption = Komponen Lain

CheckBox Name = chkKeyboard

Caption = Keyboard

CheckBox Name = chkMouse

Caption = Mouse

CheckBox Name = chkUPS

Caption = UPS CheckBox Name = chkStabilizer

Caption = Stabilizer

Label Name = lblMonitor

Caption = Monitor Pilihan

Label Name = lblProsesor

Caption = Prosesor Pilihan

Label Name = lblLain

Caption = Komponen Lain

TextBox Name = txtMonitor

Text = {kosongkan isinya}

TextBox Name = txtProsesor

Text = {kosongkan isinya}

TextBox

Name = txtLain Multiline = True ScrollBars = 2-Vertical Text = {kosongkan isinya}

CommandButton Name = cmdReset

Caption = Reset

(3)

Kode :

Private Sub chkKeyboard_Click() If chkKeyboard.Value = vbChecked Then txtLain = txtLain + "Keyboard" + vbNewLine End If

End Sub

Private Sub chkMouse_Click() If chkMouse.Value = vbChecked Then txtLain = txtLain + "Mouse" + vbNewLine End If

End Sub

Private Sub chkStabilizer_Click()

If chkStabilizer.Value = vbChecked Then txtLain = txtLain + "Stabilizer" + vbNewLine End If

End Sub

Private Sub chkUPS_Click() If chkUPS.Value = vbChecked Then txtLain = txtLain + "UPS" + vbNewLine End If

End Sub

Private Sub cmdReset_Click()

txtMonitor = "" ‘ Mengosongkan isi semua textbox secara manual txtProsesor = ""

txtLain = ""

End Sub

Private Sub optAMD_Click() txtProsesor = "AMD"

End Sub

Private Sub optGTC_Click() txtMonitor = "GTC"

End Sub

Private Sub optLG_Click() txtMonitor = "LG"

End Sub

Private Sub optPentium_Click() txtProsesor = "Pentium"

End Sub

Private Sub optSamsung_Click() txtMonitor = "Samsung"

End Sub

Private Sub optToshiba_Click() txtMonitor = "Toshiba"

End Sub

(4)

Setiap kali anda mengklik suatu OptionButton, maka akan mengisi textbox yang telah ditentukan dengan isi teks yang telah ditentukan pula. Ketika tombol Reset ditekan, maka seluruh textbox isinya dikosongkan.

3. Contoh penggunaan kontrol ComboBox dan ListBox Komponen

Kontrol P roperti

Label Name = lblKelamin

Caption = Jenis Kelamin

Label Name = lblKartu

Caption = Kartu Pilihan

Label Name = lblHasil

Caption = Hasil

ComboBox Name = cboKelamin

Style = 2-Dropdown List

ListBox Name = lstKartu

MultiSelect = 0-None CommandButton Name = cmdProses

Caption Proses

TextBox Name = txtHasil

Kondisi aplikasi saat run-time

(5)

Kode :

Option Explicit

Private Sub cmdProses_Click()

‘ Memanggil isi dalam combobox dan listbox txtHasil = cboKelamin.Text + " - " + lstkartu.Text End Sub

Private Sub Form_Load() cboKelamin.Clear

cboKelamin.AddItem "Pria"

cboKelamin.AddItem "Wanita"

cboKelamin.ListIndex = 0 ' Menampilkan data yang pertama

lstkartu.Clear

lstkartu.AddItem "Golf Member"

lstkartu.AddItem "Kartu Alumni"

lstkartu.AddItem "Kartu ATM"

lstkartu.AddItem "KTP"

End Sub

4. Contoh penggunaan Kontrol Vertical ScrollBar Komponen

Kontrol P roperti

Label Name = lblRed

Caption = RED

Label Name = lblGreen

Caption = GREEN

Label Name = lblBlue

Caption = BLUE

Label Name = lblAngkaRed

Label Name = lblAngkaGreen

Label Name = lblAngkaBlue

Label Name = lblWarna

VScrollBar

Name = VScroll1 Max = 255 Min = 0 VScrollBar

Name = VScroll2 Max = 255 Min = 0 VScrollBar

Name = VScroll3

Max = 255

Min = 0

(6)

Option Explicit

Private Sub VScroll1_Change()

lblAngkaRed.Caption = VScroll1.Value

lblWarna.BackColor = RGB(VScroll1.Value, VScroll2.Value, VScroll3.Value) End Sub

Private Sub VScroll1_Scroll()

lblAngkaRed.Caption = VScroll1.Value

lblAngkaGreen.Caption = VScroll2.Value

lblAngkaBlue.Caption = VScroll3.Value

Kondisi aplikasi saat run-time

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5. Penggunaan kontrol Drive, Dir, dan File ListBox Komponen

Kontrol P roperti

DriveListBox Name = Drive1

DirListBox Name = Dir1

FileListBox Name = File1

Label Name = lblJalur

TextBox Name = txtJalur

Kode :

Option Explicit

Private Sub Dir1_Change() File1.Path = Dir1.Path End Sub

Private Sub Drive1_Change()

' Properti Drive juga mengembalikan label volume.

Dir1.Path = Left$(Drive1.Drive, 1) & ":\"

End Sub

Private Sub File1_Click()

txtJalur = Dir1.Path + "\" + File1.FileName End Sub

Kondisi aplikasi saat run-time

Ketika anda memilih drive, maka otomatis direktori di ba wahnya juga ikut berubah sesuai dengan induknya. Begitu juga file ikut berubah akibat dari perubahan direktori. Ketika anda mengklik FileListBox, akan dimunculkan jalur alamat lengkap dari file yang anda tunjuk.