Jawaban SOAL 2 (Yusdi Firdaus)

Soal Quiz Hari Jumat

Modul.server
Public Db As New ADODB.Connection
Public Rs As New ADODB.Recordset
Public Rs2 As New ADODB.Recordset
Public SQL As String

Sub OPENDB()
If Db.State = adStateOpen Then Db.Close
Db.CursorLocation = adUseClient
Db.Open "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\putra Server\db1.mdb;Persist Security Info=False"
End Sub

Sub clearFORM(f As Form)
Dim ctl As Control
For Each ctl In f
If TypeOf ctl Is TextBox Then ctl.Text = ""
If TypeOf ctl Is ComboBox Then ctl.Text = ""
Next
End Sub
Sub center(f As Form)
f.Move (Screen.Width - f.Width) / 2, (Screen.Height - f.Height) / 4
End Sub
Sub RubahCMD(f As Form, L0 As Boolean, L1 As Boolean, L2 As Boolean, L3 As Boolean)
f.CmdProses(0).Enabled = L0
f.CmdProses(1).Enabled = L1
f.CmdProses(2).Enabled = L2
f.CmdProses(3).Enabled = L3
End Sub
Listing program server
Sub hapus()
Kode.Enabled = True
clearFORM Me
Call RubahCMD(Me, True, False, False, False)
CmdProses(1).Caption = "&Simpan"
End Sub
Sub ProsesDB(Log As Byte)
Select Case Log
Case 0
SQL = "INSERT INTO Barang(Kode, Nama, Harga)" & _
"values('" & Kode.Text & _
"','" & Nama.Text & _
"','" & Harga.Text & "')"
Case 1
SQL = "UPDATE Barang SET Nama='" & Nama.Text & "'," & _
" Harga = '" & Harga.Text & "' " & _
"where Kode ='" & Kode.Text & "'"
Case 2
SQL = "DELETE FROM Barang WHERE Kode='" & Kode.Text & "'"
End Select
MsgBox "Pemorosesan record Database telah Berhasil...!", vbInformation, "Data Barang"
Db.BeginTrans
Db.Execute SQL, adCmdTable
Db.CommitTrans
Call hapus
Adodc1.Refresh
Kode.SetFocus
End Sub
Sub tampilBarang()
On Error Resume Next
Kode.Text = Rs!Kode
Nama.Text = Rs!Nama
Harga.Text = Rs!Harga
End Sub

Private Sub CMDproses_click(index As Integer)
Select Case index
Case 0
Call hapus
Kode.SetFocus
Case 1
If CmdProses(1).Caption = "&Simpan" Then
Call ProsesDB(0)
Else
Call ProsesDB(1)
End If
Case 2
x = MsgBox("Yakin RECORD Barang Akan Dihapus...!", vbQuestion + vbYesNo, "Barang")
If x = vbYes Then ProsesDB 2
Call hapus
Kode.SetFocus
Case 3
Call hapus
Kode.SetFocus
Case 5
Adodc1.Refresh
Case 4
Unload Me
End Select
End Sub


Private Sub Command1_Click()
Adodc1.Refresh
End Sub

Private Sub form_load()
Call OPENDB
Call hapus
MulaiServer
End Sub
Private Sub Kode_keyPress(keyAscii As Integer)
If keyAscii = 13 Then
If Kode.Text = "" Then
MsgBox "Masukkan Kode Barang!", vbInformation, "Barang"
Kode.SetFocus
Exit Sub
End If
SQL = "SELECT * FROM Barang WHERE Kode='" & Kode.Text & "'"
If Rs.State = adStateOpen Then Rs.Close
Rs.Open SQL, Db, adOpenDynamic, adLockBatchOptimistic
If Rs.RecordCount <> 0 Then
tampilBarang
Call RubahCMD(Me, False, True, True, True)
CmdProses(1).Caption = "&Edit"
Kode.Enabled = False
Else
x = Kode.Text
Call hapus
Kode.Text = x
Call RubahCMD(Me, False, True, False, True)
CmdProses(1).Caption = "&Simpan"
End If
Nama.SetFocus
End If
End Sub


Sub MulaiServer()
WS.LocalPort = 1000
WS.Listen
End Sub

Private Sub WS_ConnectionRequest(ByVal requestID As Long)
WS.Close
WS.Accept requestID
Me.Caption = "Server-Client" & WS.RemoteHostIP & "Connect"

End Sub

Private Sub WS_DataArrival(ByVal bytesTotal As Long)
Dim xKirim As String
Dim xData1() As String
Dim xData2() As String

WS.GetData xKirim, vdString, bytesTotal
xData1 = Split(xKirim, "-")

Select Case xData1(0)
Case "SEARCH"
SQL = "SELECT*FROM Barang WHERE Kode='" & xData1(1) & "'"
If Rs.State = adStateOpen Then Rs.Close
Rs.Open SQL, Db, adOpenDynamic, adLockOptimistic
If Rs.RecordCount <> 0 Then
WS.SendData "RECORD-" & Rs!Nama & "/" & Rs!Harga
Else
WS.SendData "NOTHING-xxx"
End If
Case "INSERT"
Db.BeginTrans
Db.Execute xData1(1), adCmdTable
Db.CommitTrans
WS.SendData "INSERT-xxx"
Adodc1.Refresh
Case "UPDATE"
Db.BeginTrans
Db.Execute xData1(1), adCmdTable
Db.CommitTrans
WS.SendData "EDIT-xxx"
Adodc1.Refresh
Case "DELETE"
SQL = "Delete * from Barang " & _
"where Kode='" & xData1(1) & "'"
Db.BeginTrans
Db.Execute SQL, adCmdTable
Db.CommitTrans
Adodc1.Refresh
WS.SendData "DEL-xxx"
End Select
End Sub

Modul client
Public SQL As String

Sub ClearFORM(f As Form)
Dim ctl As Control
For Each ctl In f
If TypeOf ctl Is TextBox Then ctl.Text = ""
If TypeOf ctl Is ComboBox Then ctl.Text = ""
Next
End Sub

Sub center(f As Form)
f.Move (Screen.Width - f.Width) / 2, (Screen.Height - f.Height) / 4
End Sub

Sub RubahCMD(f As Form, L0 As Boolean, L1 As Boolean, L2 As Boolean, L3 As Boolean)
f.CmdProses(0).Enabled = L0
f.CmdProses(1).Enabled = L1
f.CmdProses(2).Enabled = L2
f.CmdProses(3).Enabled = L3
End Sub

Listing program client
Dim IPServer As String

Sub Hapus()
Kode.Enabled = True
ClearFORM Me
Call RubahCMD(Me, True, False, False, False)
CmdProses(1).Caption = "&Simpan"
End Sub

Sub ProsesDB(Log As Byte)
Select Case Log
Case 0
SQL = "INSERT INTO Barang(Kode,Nama,Harga)" & _
"values('" & Kode.Text & _
"','" & Nama.Text & _
"','" & Harga.Text & "')"
Case 1
SQL = "UPDATE Barang SET Nama='" & Nama.Text & "'," & _
"Harga='" & Harga.Text & "'," & _
"where Kode='" & Kode.Text & "'"
Case 2
SQL = "DELETE FROM Barang WHERE Kode='" & Kode.Text & "'"
End Select
MsgBox "Pemprosesan RECORD Database telah berhasil...!", vbInformation, "Barang"
Call Hapus
Kode.SetFocus
End Sub

Private Sub CmdProses_Click(Index As Integer)
Select Case Index
Case 0
Call Hapus
Kode.SetFocus
Case 1
If CmdProses(1).Caption = "&Simpan" Then
SQL = "INSERT INTO Barang(Kode,Nama,Harga)" & _
"values('" & Kode.Text & _
"','" & Nama.Text & _
"','" & Harga.Text & "')"
WS.SendData "INSERT-" & SQL

Else
SQL = "UPDATE barang set " & _
"nama= '" & Nama.Text & _
"',harga='" & Harga.Text & _
"' where kode='" & Kode.Text & "'"
WS.SendData "UPDATE-" & SQL

End If
Case 2
x = MsgBox("Yakin RECORD Barang Akan Dihapus...!", vbQuestion + vbYesNo, "Barang")
If x = vbYes Then
WS.SendData "DELETE-" & Kode.Text

End If
Call Hapus
Kode.SetFocus
Case 3
Call Hapus
Kode.SetFocus
Case 4
Unload Me
End Select
End Sub

Private Sub Form_Load()
Call Hapus
MulaiKoneksi
End Sub
Private Sub Kode_KeyPress(KeyAscii As Integer)
If KeyAscii = 13 Then
If Kode.Text = "" Then Exit Sub
WS.SendData "SEARCH-" & Kode.Text
End If
End Sub
Sub MulaiKoneksi()
IPServer = "127.0.0.1"
IPClient = WS.LocalIP
WS.Connect IPServer, 1000
End Sub
Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
DoEvents
End
End Sub
Private Sub WS_Dataarrival(ByVal bytesTotal As Long)
Dim xkrim As String
Dim xData1() As String
Dim xData2() As String

WS.GetData xkirim, vbString, bytesTotal
xData1 = Split(xkirim, "-")
Select Case xData1(0)
Case "NOTHING"
x = Kode.Text
Call Hapus
Kode.Text = x
Call RubahCMD(Me, False, True, False, True)
CmdProses(1).Caption = "&Simpan"
Nama.SetFocus
Case "RECORD"
xData2 = Split(xData1(1), "/")
Nama.Text = xData2(0)
Harga.Text = xData2(1)
Call RubahCMD(Me, False, True, True, True)
CmdProses(1).Caption = "&Edit"
Kode.Enabled = False
Nama.SetFocus
Case "DEL"
MsgBox "penghapusan data berhasil !"
Call Hapus
Case "EDIT"
MsgBox "pengeditan record berhasil !"
Call Hapus
End Select
End Sub